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22,500
docker/libnetwork
netutils/utils.go
NetworkRange
func NetworkRange(network *net.IPNet) (net.IP, net.IP) { if network == nil { return nil, nil } firstIP := network.IP.Mask(network.Mask) lastIP := types.GetIPCopy(firstIP) for i := 0; i < len(firstIP); i++ { lastIP[i] = firstIP[i] | ^network.Mask[i] } if network.IP.To4() != nil { firstIP = firstIP.To4() lastIP = lastIP.To4() } return firstIP, lastIP }
go
func NetworkRange(network *net.IPNet) (net.IP, net.IP) { if network == nil { return nil, nil } firstIP := network.IP.Mask(network.Mask) lastIP := types.GetIPCopy(firstIP) for i := 0; i < len(firstIP); i++ { lastIP[i] = firstIP[i] | ^network.Mask[i] } if network.IP.To4() != nil { firstIP = firstIP.To4() lastIP = lastIP.To4() } return firstIP, lastIP }
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// NetworkRange calculates the first and last IP addresses in an IPNet
[ "NetworkRange", "calculates", "the", "first", "and", "last", "IP", "addresses", "in", "an", "IPNet" ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/netutils/utils.go#L48-L65
22,501
docker/libnetwork
netutils/utils.go
GetIfaceAddr
func GetIfaceAddr(name string) (net.Addr, []net.Addr, error) { iface, err := net.InterfaceByName(name) if err != nil { return nil, nil, err } addrs, err := iface.Addrs() if err != nil { return nil, nil, err } var addrs4 []net.Addr var addrs6 []net.Addr for _, addr := range addrs { ip := (addr.(*net.IPNet)).IP if ip4 := ip.To4(); ip4 != nil { addrs4 = append(addrs4, addr) } else if ip6 := ip.To16(); len(ip6) == net.IPv6len { addrs6 = append(addrs6, addr) } } switch { case len(addrs4) == 0: return nil, nil, fmt.Errorf("Interface %v has no IPv4 addresses", name) case len(addrs4) > 1: fmt.Printf("Interface %v has more than 1 IPv4 address. Defaulting to using %v\n", name, (addrs4[0].(*net.IPNet)).IP) } return addrs4[0], addrs6, nil }
go
func GetIfaceAddr(name string) (net.Addr, []net.Addr, error) { iface, err := net.InterfaceByName(name) if err != nil { return nil, nil, err } addrs, err := iface.Addrs() if err != nil { return nil, nil, err } var addrs4 []net.Addr var addrs6 []net.Addr for _, addr := range addrs { ip := (addr.(*net.IPNet)).IP if ip4 := ip.To4(); ip4 != nil { addrs4 = append(addrs4, addr) } else if ip6 := ip.To16(); len(ip6) == net.IPv6len { addrs6 = append(addrs6, addr) } } switch { case len(addrs4) == 0: return nil, nil, fmt.Errorf("Interface %v has no IPv4 addresses", name) case len(addrs4) > 1: fmt.Printf("Interface %v has more than 1 IPv4 address. Defaulting to using %v\n", name, (addrs4[0].(*net.IPNet)).IP) } return addrs4[0], addrs6, nil }
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// GetIfaceAddr returns the first IPv4 address and slice of IPv6 addresses for the specified network interface
[ "GetIfaceAddr", "returns", "the", "first", "IPv4", "address", "and", "slice", "of", "IPv6", "addresses", "for", "the", "specified", "network", "interface" ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/netutils/utils.go#L68-L95
22,502
docker/libnetwork
netutils/utils.go
GenerateRandomName
func GenerateRandomName(prefix string, size int) (string, error) { id := make([]byte, 32) if _, err := io.ReadFull(rand.Reader, id); err != nil { return "", err } return prefix + hex.EncodeToString(id)[:size], nil }
go
func GenerateRandomName(prefix string, size int) (string, error) { id := make([]byte, 32) if _, err := io.ReadFull(rand.Reader, id); err != nil { return "", err } return prefix + hex.EncodeToString(id)[:size], nil }
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// GenerateRandomName returns a new name joined with a prefix. This size // specified is used to truncate the randomly generated value
[ "GenerateRandomName", "returns", "a", "new", "name", "joined", "with", "a", "prefix", ".", "This", "size", "specified", "is", "used", "to", "truncate", "the", "randomly", "generated", "value" ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/netutils/utils.go#L129-L135
22,503
docker/libnetwork
netutils/utils.go
ReverseIP
func ReverseIP(IP string) string { var reverseIP []string if net.ParseIP(IP).To4() != nil { reverseIP = strings.Split(IP, ".") l := len(reverseIP) for i, j := 0, l-1; i < l/2; i, j = i+1, j-1 { reverseIP[i], reverseIP[j] = reverseIP[j], reverseIP[i] } } else { reverseIP = strings.Split(IP, ":") // Reversed IPv6 is represented in dotted decimal instead of the typical // colon hex notation for key := range reverseIP { if len(reverseIP[key]) == 0 { // expand the compressed 0s reverseIP[key] = strings.Repeat("0000", 8-strings.Count(IP, ":")) } else if len(reverseIP[key]) < 4 { // 0-padding needed reverseIP[key] = strings.Repeat("0", 4-len(reverseIP[key])) + reverseIP[key] } } reverseIP = strings.Split(strings.Join(reverseIP, ""), "") l := len(reverseIP) for i, j := 0, l-1; i < l/2; i, j = i+1, j-1 { reverseIP[i], reverseIP[j] = reverseIP[j], reverseIP[i] } } return strings.Join(reverseIP, ".") }
go
func ReverseIP(IP string) string { var reverseIP []string if net.ParseIP(IP).To4() != nil { reverseIP = strings.Split(IP, ".") l := len(reverseIP) for i, j := 0, l-1; i < l/2; i, j = i+1, j-1 { reverseIP[i], reverseIP[j] = reverseIP[j], reverseIP[i] } } else { reverseIP = strings.Split(IP, ":") // Reversed IPv6 is represented in dotted decimal instead of the typical // colon hex notation for key := range reverseIP { if len(reverseIP[key]) == 0 { // expand the compressed 0s reverseIP[key] = strings.Repeat("0000", 8-strings.Count(IP, ":")) } else if len(reverseIP[key]) < 4 { // 0-padding needed reverseIP[key] = strings.Repeat("0", 4-len(reverseIP[key])) + reverseIP[key] } } reverseIP = strings.Split(strings.Join(reverseIP, ""), "") l := len(reverseIP) for i, j := 0, l-1; i < l/2; i, j = i+1, j-1 { reverseIP[i], reverseIP[j] = reverseIP[j], reverseIP[i] } } return strings.Join(reverseIP, ".") }
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// ReverseIP accepts a V4 or V6 IP string in the canonical form and returns a reversed IP in // the dotted decimal form . This is used to setup the IP to service name mapping in the optimal // way for the DNS PTR queries.
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9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/netutils/utils.go#L140-L171
22,504
docker/libnetwork
ipvs/netlink.go
assembleService
func assembleService(attrs []syscall.NetlinkRouteAttr) (*Service, error) { var s Service for _, attr := range attrs { attrType := int(attr.Attr.Type) switch attrType { case ipvsSvcAttrAddressFamily: s.AddressFamily = native.Uint16(attr.Value) case ipvsSvcAttrProtocol: s.Protocol = native.Uint16(attr.Value) case ipvsSvcAttrAddress: ip, err := parseIP(attr.Value, s.AddressFamily) if err != nil { return nil, err } s.Address = ip case ipvsSvcAttrPort: s.Port = binary.BigEndian.Uint16(attr.Value) case ipvsSvcAttrFWMark: s.FWMark = native.Uint32(attr.Value) case ipvsSvcAttrSchedName: s.SchedName = nl.BytesToString(attr.Value) case ipvsSvcAttrFlags: s.Flags = native.Uint32(attr.Value) case ipvsSvcAttrTimeout: s.Timeout = native.Uint32(attr.Value) case ipvsSvcAttrNetmask: s.Netmask = native.Uint32(attr.Value) case ipvsSvcAttrStats: stats, err := assembleStats(attr.Value) if err != nil { return nil, err } s.Stats = stats } } return &s, nil }
go
func assembleService(attrs []syscall.NetlinkRouteAttr) (*Service, error) { var s Service for _, attr := range attrs { attrType := int(attr.Attr.Type) switch attrType { case ipvsSvcAttrAddressFamily: s.AddressFamily = native.Uint16(attr.Value) case ipvsSvcAttrProtocol: s.Protocol = native.Uint16(attr.Value) case ipvsSvcAttrAddress: ip, err := parseIP(attr.Value, s.AddressFamily) if err != nil { return nil, err } s.Address = ip case ipvsSvcAttrPort: s.Port = binary.BigEndian.Uint16(attr.Value) case ipvsSvcAttrFWMark: s.FWMark = native.Uint32(attr.Value) case ipvsSvcAttrSchedName: s.SchedName = nl.BytesToString(attr.Value) case ipvsSvcAttrFlags: s.Flags = native.Uint32(attr.Value) case ipvsSvcAttrTimeout: s.Timeout = native.Uint32(attr.Value) case ipvsSvcAttrNetmask: s.Netmask = native.Uint32(attr.Value) case ipvsSvcAttrStats: stats, err := assembleStats(attr.Value) if err != nil { return nil, err } s.Stats = stats } } return &s, nil }
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// assembleService assembles a services back from a hain of netlink attributes
[ "assembleService", "assembles", "a", "services", "back", "from", "a", "hain", "of", "netlink", "attributes" ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/ipvs/netlink.go#L315-L357
22,505
docker/libnetwork
ipvs/netlink.go
parseService
func (i *Handle) parseService(msg []byte) (*Service, error) { var s *Service //Remove General header for this message and parse the NetLink message hdr := deserializeGenlMsg(msg) NetLinkAttrs, err := nl.ParseRouteAttr(msg[hdr.Len():]) if err != nil { return nil, err } if len(NetLinkAttrs) == 0 { return nil, fmt.Errorf("error no valid netlink message found while parsing service record") } //Now Parse and get IPVS related attributes messages packed in this message. ipvsAttrs, err := nl.ParseRouteAttr(NetLinkAttrs[0].Value) if err != nil { return nil, err } //Assemble all the IPVS related attribute messages and create a service record s, err = assembleService(ipvsAttrs) if err != nil { return nil, err } return s, nil }
go
func (i *Handle) parseService(msg []byte) (*Service, error) { var s *Service //Remove General header for this message and parse the NetLink message hdr := deserializeGenlMsg(msg) NetLinkAttrs, err := nl.ParseRouteAttr(msg[hdr.Len():]) if err != nil { return nil, err } if len(NetLinkAttrs) == 0 { return nil, fmt.Errorf("error no valid netlink message found while parsing service record") } //Now Parse and get IPVS related attributes messages packed in this message. ipvsAttrs, err := nl.ParseRouteAttr(NetLinkAttrs[0].Value) if err != nil { return nil, err } //Assemble all the IPVS related attribute messages and create a service record s, err = assembleService(ipvsAttrs) if err != nil { return nil, err } return s, nil }
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// parseService given a ipvs netlink response this function will respond with a valid service entry, an error otherwise
[ "parseService", "given", "a", "ipvs", "netlink", "response", "this", "function", "will", "respond", "with", "a", "valid", "service", "entry", "an", "error", "otherwise" ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/ipvs/netlink.go#L360-L387
22,506
docker/libnetwork
ipvs/netlink.go
doCmdWithoutAttr
func (i *Handle) doCmdWithoutAttr(cmd uint8) ([][]byte, error) { req := newIPVSRequest(cmd) req.Seq = atomic.AddUint32(&i.seq, 1) return execute(i.sock, req, 0) }
go
func (i *Handle) doCmdWithoutAttr(cmd uint8) ([][]byte, error) { req := newIPVSRequest(cmd) req.Seq = atomic.AddUint32(&i.seq, 1) return execute(i.sock, req, 0) }
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// doCmdWithoutAttr a simple wrapper of netlink socket execute command
[ "doCmdWithoutAttr", "a", "simple", "wrapper", "of", "netlink", "socket", "execute", "command" ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/ipvs/netlink.go#L410-L414
22,507
docker/libnetwork
ipvs/netlink.go
parseDestination
func (i *Handle) parseDestination(msg []byte) (*Destination, error) { var dst *Destination //Remove General header for this message hdr := deserializeGenlMsg(msg) NetLinkAttrs, err := nl.ParseRouteAttr(msg[hdr.Len():]) if err != nil { return nil, err } if len(NetLinkAttrs) == 0 { return nil, fmt.Errorf("error no valid netlink message found while parsing destination record") } //Now Parse and get IPVS related attributes messages packed in this message. ipvsAttrs, err := nl.ParseRouteAttr(NetLinkAttrs[0].Value) if err != nil { return nil, err } //Assemble netlink attributes and create a Destination record dst, err = assembleDestination(ipvsAttrs) if err != nil { return nil, err } return dst, nil }
go
func (i *Handle) parseDestination(msg []byte) (*Destination, error) { var dst *Destination //Remove General header for this message hdr := deserializeGenlMsg(msg) NetLinkAttrs, err := nl.ParseRouteAttr(msg[hdr.Len():]) if err != nil { return nil, err } if len(NetLinkAttrs) == 0 { return nil, fmt.Errorf("error no valid netlink message found while parsing destination record") } //Now Parse and get IPVS related attributes messages packed in this message. ipvsAttrs, err := nl.ParseRouteAttr(NetLinkAttrs[0].Value) if err != nil { return nil, err } //Assemble netlink attributes and create a Destination record dst, err = assembleDestination(ipvsAttrs) if err != nil { return nil, err } return dst, nil }
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// parseDestination given a ipvs netlink response this function will respond with a valid destination entry, an error otherwise
[ "parseDestination", "given", "a", "ipvs", "netlink", "response", "this", "function", "will", "respond", "with", "a", "valid", "destination", "entry", "an", "error", "otherwise" ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/ipvs/netlink.go#L459-L485
22,508
docker/libnetwork
ipvs/netlink.go
parseConfig
func (i *Handle) parseConfig(msg []byte) (*Config, error) { var c Config //Remove General header for this message hdr := deserializeGenlMsg(msg) attrs, err := nl.ParseRouteAttr(msg[hdr.Len():]) if err != nil { return nil, err } for _, attr := range attrs { attrType := int(attr.Attr.Type) switch attrType { case ipvsCmdAttrTimeoutTCP: c.TimeoutTCP = time.Duration(native.Uint32(attr.Value)) * time.Second case ipvsCmdAttrTimeoutTCPFin: c.TimeoutTCPFin = time.Duration(native.Uint32(attr.Value)) * time.Second case ipvsCmdAttrTimeoutUDP: c.TimeoutUDP = time.Duration(native.Uint32(attr.Value)) * time.Second } } return &c, nil }
go
func (i *Handle) parseConfig(msg []byte) (*Config, error) { var c Config //Remove General header for this message hdr := deserializeGenlMsg(msg) attrs, err := nl.ParseRouteAttr(msg[hdr.Len():]) if err != nil { return nil, err } for _, attr := range attrs { attrType := int(attr.Attr.Type) switch attrType { case ipvsCmdAttrTimeoutTCP: c.TimeoutTCP = time.Duration(native.Uint32(attr.Value)) * time.Second case ipvsCmdAttrTimeoutTCPFin: c.TimeoutTCPFin = time.Duration(native.Uint32(attr.Value)) * time.Second case ipvsCmdAttrTimeoutUDP: c.TimeoutUDP = time.Duration(native.Uint32(attr.Value)) * time.Second } } return &c, nil }
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// parseConfig given a ipvs netlink response this function will respond with a valid config entry, an error otherwise
[ "parseConfig", "given", "a", "ipvs", "netlink", "response", "this", "function", "will", "respond", "with", "a", "valid", "config", "entry", "an", "error", "otherwise" ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/ipvs/netlink.go#L508-L531
22,509
docker/libnetwork
ipvs/netlink.go
doGetConfigCmd
func (i *Handle) doGetConfigCmd() (*Config, error) { msg, err := i.doCmdWithoutAttr(ipvsCmdGetConfig) if err != nil { return nil, err } res, err := i.parseConfig(msg[0]) if err != nil { return res, err } return res, nil }
go
func (i *Handle) doGetConfigCmd() (*Config, error) { msg, err := i.doCmdWithoutAttr(ipvsCmdGetConfig) if err != nil { return nil, err } res, err := i.parseConfig(msg[0]) if err != nil { return res, err } return res, nil }
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// doGetConfigCmd a wrapper function to be used by GetConfig
[ "doGetConfigCmd", "a", "wrapper", "function", "to", "be", "used", "by", "GetConfig" ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/ipvs/netlink.go#L534-L545
22,510
docker/libnetwork
ipvs/netlink.go
doSetConfigCmd
func (i *Handle) doSetConfigCmd(c *Config) error { req := newIPVSRequest(ipvsCmdSetConfig) req.Seq = atomic.AddUint32(&i.seq, 1) req.AddData(nl.NewRtAttr(ipvsCmdAttrTimeoutTCP, nl.Uint32Attr(uint32(c.TimeoutTCP.Seconds())))) req.AddData(nl.NewRtAttr(ipvsCmdAttrTimeoutTCPFin, nl.Uint32Attr(uint32(c.TimeoutTCPFin.Seconds())))) req.AddData(nl.NewRtAttr(ipvsCmdAttrTimeoutUDP, nl.Uint32Attr(uint32(c.TimeoutUDP.Seconds())))) _, err := execute(i.sock, req, 0) return err }
go
func (i *Handle) doSetConfigCmd(c *Config) error { req := newIPVSRequest(ipvsCmdSetConfig) req.Seq = atomic.AddUint32(&i.seq, 1) req.AddData(nl.NewRtAttr(ipvsCmdAttrTimeoutTCP, nl.Uint32Attr(uint32(c.TimeoutTCP.Seconds())))) req.AddData(nl.NewRtAttr(ipvsCmdAttrTimeoutTCPFin, nl.Uint32Attr(uint32(c.TimeoutTCPFin.Seconds())))) req.AddData(nl.NewRtAttr(ipvsCmdAttrTimeoutUDP, nl.Uint32Attr(uint32(c.TimeoutUDP.Seconds())))) _, err := execute(i.sock, req, 0) return err }
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// doSetConfigCmd a wrapper function to be used by SetConfig
[ "doSetConfigCmd", "a", "wrapper", "function", "to", "be", "used", "by", "SetConfig" ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/ipvs/netlink.go#L548-L559
22,511
docker/libnetwork
drivers/bridge/setup_device.go
setupDeviceUp
func setupDeviceUp(config *networkConfiguration, i *bridgeInterface) error { err := i.nlh.LinkSetUp(i.Link) if err != nil { return fmt.Errorf("Failed to set link up for %s: %v", config.BridgeName, err) } // Attempt to update the bridge interface to refresh the flags status, // ignoring any failure to do so. if lnk, err := i.nlh.LinkByName(config.BridgeName); err == nil { i.Link = lnk } else { logrus.Warnf("Failed to retrieve link for interface (%s): %v", config.BridgeName, err) } return nil }
go
func setupDeviceUp(config *networkConfiguration, i *bridgeInterface) error { err := i.nlh.LinkSetUp(i.Link) if err != nil { return fmt.Errorf("Failed to set link up for %s: %v", config.BridgeName, err) } // Attempt to update the bridge interface to refresh the flags status, // ignoring any failure to do so. if lnk, err := i.nlh.LinkByName(config.BridgeName); err == nil { i.Link = lnk } else { logrus.Warnf("Failed to retrieve link for interface (%s): %v", config.BridgeName, err) } return nil }
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// SetupDeviceUp ups the given bridge interface.
[ "SetupDeviceUp", "ups", "the", "given", "bridge", "interface", "." ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/drivers/bridge/setup_device.go#L54-L68
22,512
docker/libnetwork
portallocator/portallocator.go
Error
func (e ErrPortAlreadyAllocated) Error() string { return fmt.Sprintf("Bind for %s:%d failed: port is already allocated", e.ip, e.port) }
go
func (e ErrPortAlreadyAllocated) Error() string { return fmt.Sprintf("Bind for %s:%d failed: port is already allocated", e.ip, e.port) }
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// Error is the implementation of error.Error interface
[ "Error", "is", "the", "implementation", "of", "error", ".", "Error", "interface" ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/portallocator/portallocator.go#L59-L61
22,513
docker/libnetwork
portallocator/portallocator.go
RequestPort
func (p *PortAllocator) RequestPort(ip net.IP, proto string, port int) (int, error) { return p.RequestPortInRange(ip, proto, port, port) }
go
func (p *PortAllocator) RequestPort(ip net.IP, proto string, port int) (int, error) { return p.RequestPortInRange(ip, proto, port, port) }
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// RequestPort requests new port from global ports pool for specified ip and proto. // If port is 0 it returns first free port. Otherwise it checks port availability // in proto's pool and returns that port or error if port is already busy.
[ "RequestPort", "requests", "new", "port", "from", "global", "ports", "pool", "for", "specified", "ip", "and", "proto", ".", "If", "port", "is", "0", "it", "returns", "first", "free", "port", ".", "Otherwise", "it", "checks", "port", "availability", "in", "proto", "s", "pool", "and", "returns", "that", "port", "or", "error", "if", "port", "is", "already", "busy", "." ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/portallocator/portallocator.go#L110-L112
22,514
docker/libnetwork
portallocator/portallocator.go
ReleasePort
func (p *PortAllocator) ReleasePort(ip net.IP, proto string, port int) error { p.mutex.Lock() defer p.mutex.Unlock() if ip == nil { ip = defaultIP } protomap, ok := p.ipMap[ip.String()] if !ok { return nil } delete(protomap[proto].p, port) return nil }
go
func (p *PortAllocator) ReleasePort(ip net.IP, proto string, port int) error { p.mutex.Lock() defer p.mutex.Unlock() if ip == nil { ip = defaultIP } protomap, ok := p.ipMap[ip.String()] if !ok { return nil } delete(protomap[proto].p, port) return nil }
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// ReleasePort releases port from global ports pool for specified ip and proto.
[ "ReleasePort", "releases", "port", "from", "global", "ports", "pool", "for", "specified", "ip", "and", "proto", "." ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/portallocator/portallocator.go#L158-L171
22,515
docker/libnetwork
portallocator/portallocator.go
ReleaseAll
func (p *PortAllocator) ReleaseAll() error { p.mutex.Lock() p.ipMap = ipMapping{} p.mutex.Unlock() return nil }
go
func (p *PortAllocator) ReleaseAll() error { p.mutex.Lock() p.ipMap = ipMapping{} p.mutex.Unlock() return nil }
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// ReleaseAll releases all ports for all ips.
[ "ReleaseAll", "releases", "all", "ports", "for", "all", "ips", "." ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/portallocator/portallocator.go#L186-L191
22,516
docker/libnetwork
drivers/macvlan/macvlan_setup.go
createMacVlan
func createMacVlan(containerIfName, parent, macvlanMode string) (string, error) { // Set the macvlan mode. Default is bridge mode mode, err := setMacVlanMode(macvlanMode) if err != nil { return "", fmt.Errorf("Unsupported %s macvlan mode: %v", macvlanMode, err) } // verify the Docker host interface acting as the macvlan parent iface exists if !parentExists(parent) { return "", fmt.Errorf("the requested parent interface %s was not found on the Docker host", parent) } // Get the link for the master index (Example: the docker host eth iface) parentLink, err := ns.NlHandle().LinkByName(parent) if err != nil { return "", fmt.Errorf("error occurred looking up the %s parent iface %s error: %s", macvlanType, parent, err) } // Create a macvlan link macvlan := &netlink.Macvlan{ LinkAttrs: netlink.LinkAttrs{ Name: containerIfName, ParentIndex: parentLink.Attrs().Index, }, Mode: mode, } if err := ns.NlHandle().LinkAdd(macvlan); err != nil { // If a user creates a macvlan and ipvlan on same parent, only one slave iface can be active at a time. return "", fmt.Errorf("failed to create the %s port: %v", macvlanType, err) } return macvlan.Attrs().Name, nil }
go
func createMacVlan(containerIfName, parent, macvlanMode string) (string, error) { // Set the macvlan mode. Default is bridge mode mode, err := setMacVlanMode(macvlanMode) if err != nil { return "", fmt.Errorf("Unsupported %s macvlan mode: %v", macvlanMode, err) } // verify the Docker host interface acting as the macvlan parent iface exists if !parentExists(parent) { return "", fmt.Errorf("the requested parent interface %s was not found on the Docker host", parent) } // Get the link for the master index (Example: the docker host eth iface) parentLink, err := ns.NlHandle().LinkByName(parent) if err != nil { return "", fmt.Errorf("error occurred looking up the %s parent iface %s error: %s", macvlanType, parent, err) } // Create a macvlan link macvlan := &netlink.Macvlan{ LinkAttrs: netlink.LinkAttrs{ Name: containerIfName, ParentIndex: parentLink.Attrs().Index, }, Mode: mode, } if err := ns.NlHandle().LinkAdd(macvlan); err != nil { // If a user creates a macvlan and ipvlan on same parent, only one slave iface can be active at a time. return "", fmt.Errorf("failed to create the %s port: %v", macvlanType, err) } return macvlan.Attrs().Name, nil }
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// Create the macvlan slave specifying the source name
[ "Create", "the", "macvlan", "slave", "specifying", "the", "source", "name" ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/drivers/macvlan/macvlan_setup.go#L20-L49
22,517
docker/libnetwork
drivers/macvlan/macvlan_setup.go
setMacVlanMode
func setMacVlanMode(mode string) (netlink.MacvlanMode, error) { switch mode { case modePrivate: return netlink.MACVLAN_MODE_PRIVATE, nil case modeVepa: return netlink.MACVLAN_MODE_VEPA, nil case modeBridge: return netlink.MACVLAN_MODE_BRIDGE, nil case modePassthru: return netlink.MACVLAN_MODE_PASSTHRU, nil default: return 0, fmt.Errorf("unknown macvlan mode: %s", mode) } }
go
func setMacVlanMode(mode string) (netlink.MacvlanMode, error) { switch mode { case modePrivate: return netlink.MACVLAN_MODE_PRIVATE, nil case modeVepa: return netlink.MACVLAN_MODE_VEPA, nil case modeBridge: return netlink.MACVLAN_MODE_BRIDGE, nil case modePassthru: return netlink.MACVLAN_MODE_PASSTHRU, nil default: return 0, fmt.Errorf("unknown macvlan mode: %s", mode) } }
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// setMacVlanMode setter for one of the four macvlan port types
[ "setMacVlanMode", "setter", "for", "one", "of", "the", "four", "macvlan", "port", "types" ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/drivers/macvlan/macvlan_setup.go#L52-L65
22,518
docker/libnetwork
drivers/macvlan/macvlan_setup.go
delVlanLink
func delVlanLink(linkName string) error { if strings.Contains(linkName, ".") { _, _, err := parseVlan(linkName) if err != nil { return err } // delete the vlan subinterface vlanLink, err := ns.NlHandle().LinkByName(linkName) if err != nil { return fmt.Errorf("failed to find interface %s on the Docker host : %v", linkName, err) } // verify a parent interface isn't being deleted if vlanLink.Attrs().ParentIndex == 0 { return fmt.Errorf("interface %s does not appear to be a slave device: %v", linkName, err) } // delete the macvlan slave device if err := ns.NlHandle().LinkDel(vlanLink); err != nil { return fmt.Errorf("failed to delete %s link: %v", linkName, err) } logrus.Debugf("Deleted a vlan tagged netlink subinterface: %s", linkName) } // if the subinterface doesn't parse to iface.vlan_id leave the interface in // place since it could be a user specified name not created by the driver. return nil }
go
func delVlanLink(linkName string) error { if strings.Contains(linkName, ".") { _, _, err := parseVlan(linkName) if err != nil { return err } // delete the vlan subinterface vlanLink, err := ns.NlHandle().LinkByName(linkName) if err != nil { return fmt.Errorf("failed to find interface %s on the Docker host : %v", linkName, err) } // verify a parent interface isn't being deleted if vlanLink.Attrs().ParentIndex == 0 { return fmt.Errorf("interface %s does not appear to be a slave device: %v", linkName, err) } // delete the macvlan slave device if err := ns.NlHandle().LinkDel(vlanLink); err != nil { return fmt.Errorf("failed to delete %s link: %v", linkName, err) } logrus.Debugf("Deleted a vlan tagged netlink subinterface: %s", linkName) } // if the subinterface doesn't parse to iface.vlan_id leave the interface in // place since it could be a user specified name not created by the driver. return nil }
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// delVlanLink verifies only sub-interfaces with a vlan id get deleted
[ "delVlanLink", "verifies", "only", "sub", "-", "interfaces", "with", "a", "vlan", "id", "get", "deleted" ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/drivers/macvlan/macvlan_setup.go#L116-L140
22,519
docker/libnetwork
resolvconf/resolvconf.go
GetSpecific
func GetSpecific(path string) (*File, error) { resolv, err := ioutil.ReadFile(path) if err != nil { return nil, err } hash, err := ioutils.HashData(bytes.NewReader(resolv)) if err != nil { return nil, err } return &File{Content: resolv, Hash: hash}, nil }
go
func GetSpecific(path string) (*File, error) { resolv, err := ioutil.ReadFile(path) if err != nil { return nil, err } hash, err := ioutils.HashData(bytes.NewReader(resolv)) if err != nil { return nil, err } return &File{Content: resolv, Hash: hash}, nil }
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// GetSpecific returns the contents of the user specified resolv.conf file and its hash
[ "GetSpecific", "returns", "the", "contents", "of", "the", "user", "specified", "resolv", ".", "conf", "file", "and", "its", "hash" ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/resolvconf/resolvconf.go#L62-L72
22,520
docker/libnetwork
resolvconf/resolvconf.go
GetLastModified
func GetLastModified() *File { lastModified.Lock() defer lastModified.Unlock() return &File{Content: lastModified.contents, Hash: lastModified.sha256} }
go
func GetLastModified() *File { lastModified.Lock() defer lastModified.Unlock() return &File{Content: lastModified.contents, Hash: lastModified.sha256} }
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// GetLastModified retrieves the last used contents and hash of the host resolv.conf. // Used by containers updating on restart
[ "GetLastModified", "retrieves", "the", "last", "used", "contents", "and", "hash", "of", "the", "host", "resolv", ".", "conf", ".", "Used", "by", "containers", "updating", "on", "restart" ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/resolvconf/resolvconf.go#L100-L105
22,521
docker/libnetwork
resolvconf/resolvconf.go
getLines
func getLines(input []byte, commentMarker []byte) [][]byte { lines := bytes.Split(input, []byte("\n")) var output [][]byte for _, currentLine := range lines { var commentIndex = bytes.Index(currentLine, commentMarker) if commentIndex == -1 { output = append(output, currentLine) } else { output = append(output, currentLine[:commentIndex]) } } return output }
go
func getLines(input []byte, commentMarker []byte) [][]byte { lines := bytes.Split(input, []byte("\n")) var output [][]byte for _, currentLine := range lines { var commentIndex = bytes.Index(currentLine, commentMarker) if commentIndex == -1 { output = append(output, currentLine) } else { output = append(output, currentLine[:commentIndex]) } } return output }
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// getLines parses input into lines and strips away comments.
[ "getLines", "parses", "input", "into", "lines", "and", "strips", "away", "comments", "." ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/resolvconf/resolvconf.go#L139-L151
22,522
docker/libnetwork
resolvconf/resolvconf.go
Build
func Build(path string, dns, dnsSearch, dnsOptions []string) (*File, error) { content := bytes.NewBuffer(nil) if len(dnsSearch) > 0 { if searchString := strings.Join(dnsSearch, " "); strings.Trim(searchString, " ") != "." { if _, err := content.WriteString("search " + searchString + "\n"); err != nil { return nil, err } } } for _, dns := range dns { if _, err := content.WriteString("nameserver " + dns + "\n"); err != nil { return nil, err } } if len(dnsOptions) > 0 { if optsString := strings.Join(dnsOptions, " "); strings.Trim(optsString, " ") != "" { if _, err := content.WriteString("options " + optsString + "\n"); err != nil { return nil, err } } } hash, err := ioutils.HashData(bytes.NewReader(content.Bytes())) if err != nil { return nil, err } return &File{Content: content.Bytes(), Hash: hash}, ioutil.WriteFile(path, content.Bytes(), 0644) }
go
func Build(path string, dns, dnsSearch, dnsOptions []string) (*File, error) { content := bytes.NewBuffer(nil) if len(dnsSearch) > 0 { if searchString := strings.Join(dnsSearch, " "); strings.Trim(searchString, " ") != "." { if _, err := content.WriteString("search " + searchString + "\n"); err != nil { return nil, err } } } for _, dns := range dns { if _, err := content.WriteString("nameserver " + dns + "\n"); err != nil { return nil, err } } if len(dnsOptions) > 0 { if optsString := strings.Join(dnsOptions, " "); strings.Trim(optsString, " ") != "" { if _, err := content.WriteString("options " + optsString + "\n"); err != nil { return nil, err } } } hash, err := ioutils.HashData(bytes.NewReader(content.Bytes())) if err != nil { return nil, err } return &File{Content: content.Bytes(), Hash: hash}, ioutil.WriteFile(path, content.Bytes(), 0644) }
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// Build writes a configuration file to path containing a "nameserver" entry // for every element in dns, a "search" entry for every element in // dnsSearch, and an "options" entry for every element in dnsOptions.
[ "Build", "writes", "a", "configuration", "file", "to", "path", "containing", "a", "nameserver", "entry", "for", "every", "element", "in", "dns", "a", "search", "entry", "for", "every", "element", "in", "dnsSearch", "and", "an", "options", "entry", "for", "every", "element", "in", "dnsOptions", "." ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/resolvconf/resolvconf.go#L223-L251
22,523
docker/libnetwork
ipam/allocator.go
NewAllocator
func NewAllocator(lcDs, glDs datastore.DataStore) (*Allocator, error) { a := &Allocator{} // Load predefined subnet pools a.predefined = map[string][]*net.IPNet{ localAddressSpace: ipamutils.GetLocalScopeDefaultNetworks(), globalAddressSpace: ipamutils.GetGlobalScopeDefaultNetworks(), } // Initialize asIndices map a.predefinedStartIndices = make(map[string]int) // Initialize bitseq map a.addresses = make(map[SubnetKey]*bitseq.Handle) // Initialize address spaces a.addrSpaces = make(map[string]*addrSpace) for _, aspc := range []struct { as string ds datastore.DataStore }{ {localAddressSpace, lcDs}, {globalAddressSpace, glDs}, } { a.initializeAddressSpace(aspc.as, aspc.ds) } return a, nil }
go
func NewAllocator(lcDs, glDs datastore.DataStore) (*Allocator, error) { a := &Allocator{} // Load predefined subnet pools a.predefined = map[string][]*net.IPNet{ localAddressSpace: ipamutils.GetLocalScopeDefaultNetworks(), globalAddressSpace: ipamutils.GetGlobalScopeDefaultNetworks(), } // Initialize asIndices map a.predefinedStartIndices = make(map[string]int) // Initialize bitseq map a.addresses = make(map[SubnetKey]*bitseq.Handle) // Initialize address spaces a.addrSpaces = make(map[string]*addrSpace) for _, aspc := range []struct { as string ds datastore.DataStore }{ {localAddressSpace, lcDs}, {globalAddressSpace, glDs}, } { a.initializeAddressSpace(aspc.as, aspc.ds) } return a, nil }
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// NewAllocator returns an instance of libnetwork ipam
[ "NewAllocator", "returns", "an", "instance", "of", "libnetwork", "ipam" ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/ipam/allocator.go#L44-L73
22,524
docker/libnetwork
ipam/allocator.go
checkConsistency
func (a *Allocator) checkConsistency(as string) { var sKeyList []SubnetKey // Retrieve this address space's configuration and bitmasks from the datastore a.refresh(as) a.Lock() aSpace, ok := a.addrSpaces[as] a.Unlock() if !ok { return } a.updateBitMasks(aSpace) aSpace.Lock() for sk, pd := range aSpace.subnets { if pd.Range != nil { continue } sKeyList = append(sKeyList, sk) } aSpace.Unlock() for _, sk := range sKeyList { a.Lock() bm := a.addresses[sk] a.Unlock() if err := bm.CheckConsistency(); err != nil { logrus.Warnf("Error while running consistency check for %s: %v", sk, err) } } }
go
func (a *Allocator) checkConsistency(as string) { var sKeyList []SubnetKey // Retrieve this address space's configuration and bitmasks from the datastore a.refresh(as) a.Lock() aSpace, ok := a.addrSpaces[as] a.Unlock() if !ok { return } a.updateBitMasks(aSpace) aSpace.Lock() for sk, pd := range aSpace.subnets { if pd.Range != nil { continue } sKeyList = append(sKeyList, sk) } aSpace.Unlock() for _, sk := range sKeyList { a.Lock() bm := a.addresses[sk] a.Unlock() if err := bm.CheckConsistency(); err != nil { logrus.Warnf("Error while running consistency check for %s: %v", sk, err) } } }
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// Checks for and fixes damaged bitmask.
[ "Checks", "for", "and", "fixes", "damaged", "bitmask", "." ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/ipam/allocator.go#L118-L148
22,525
docker/libnetwork
ipam/allocator.go
DiscoverNew
func (a *Allocator) DiscoverNew(dType discoverapi.DiscoveryType, data interface{}) error { if dType != discoverapi.DatastoreConfig { return nil } dsc, ok := data.(discoverapi.DatastoreConfigData) if !ok { return types.InternalErrorf("incorrect data in datastore update notification: %v", data) } ds, err := datastore.NewDataStoreFromConfig(dsc) if err != nil { return err } return a.initializeAddressSpace(globalAddressSpace, ds) }
go
func (a *Allocator) DiscoverNew(dType discoverapi.DiscoveryType, data interface{}) error { if dType != discoverapi.DatastoreConfig { return nil } dsc, ok := data.(discoverapi.DatastoreConfigData) if !ok { return types.InternalErrorf("incorrect data in datastore update notification: %v", data) } ds, err := datastore.NewDataStoreFromConfig(dsc) if err != nil { return err } return a.initializeAddressSpace(globalAddressSpace, ds) }
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// DiscoverNew informs the allocator about a new global scope datastore
[ "DiscoverNew", "informs", "the", "allocator", "about", "a", "new", "global", "scope", "datastore" ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/ipam/allocator.go#L178-L194
22,526
docker/libnetwork
ipam/allocator.go
RequestPool
func (a *Allocator) RequestPool(addressSpace, pool, subPool string, options map[string]string, v6 bool) (string, *net.IPNet, map[string]string, error) { logrus.Debugf("RequestPool(%s, %s, %s, %v, %t)", addressSpace, pool, subPool, options, v6) k, nw, ipr, err := a.parsePoolRequest(addressSpace, pool, subPool, v6) if err != nil { return "", nil, nil, types.InternalErrorf("failed to parse pool request for address space %q pool %q subpool %q: %v", addressSpace, pool, subPool, err) } pdf := k == nil retry: if pdf { if nw, err = a.getPredefinedPool(addressSpace, v6); err != nil { return "", nil, nil, err } k = &SubnetKey{AddressSpace: addressSpace, Subnet: nw.String()} } if err := a.refresh(addressSpace); err != nil { return "", nil, nil, err } aSpace, err := a.getAddrSpace(addressSpace) if err != nil { return "", nil, nil, err } insert, err := aSpace.updatePoolDBOnAdd(*k, nw, ipr, pdf) if err != nil { if _, ok := err.(types.MaskableError); ok { logrus.Debugf("Retrying predefined pool search: %v", err) goto retry } return "", nil, nil, err } if err := a.writeToStore(aSpace); err != nil { if _, ok := err.(types.RetryError); !ok { return "", nil, nil, types.InternalErrorf("pool configuration failed because of %s", err.Error()) } goto retry } return k.String(), nw, nil, insert() }
go
func (a *Allocator) RequestPool(addressSpace, pool, subPool string, options map[string]string, v6 bool) (string, *net.IPNet, map[string]string, error) { logrus.Debugf("RequestPool(%s, %s, %s, %v, %t)", addressSpace, pool, subPool, options, v6) k, nw, ipr, err := a.parsePoolRequest(addressSpace, pool, subPool, v6) if err != nil { return "", nil, nil, types.InternalErrorf("failed to parse pool request for address space %q pool %q subpool %q: %v", addressSpace, pool, subPool, err) } pdf := k == nil retry: if pdf { if nw, err = a.getPredefinedPool(addressSpace, v6); err != nil { return "", nil, nil, err } k = &SubnetKey{AddressSpace: addressSpace, Subnet: nw.String()} } if err := a.refresh(addressSpace); err != nil { return "", nil, nil, err } aSpace, err := a.getAddrSpace(addressSpace) if err != nil { return "", nil, nil, err } insert, err := aSpace.updatePoolDBOnAdd(*k, nw, ipr, pdf) if err != nil { if _, ok := err.(types.MaskableError); ok { logrus.Debugf("Retrying predefined pool search: %v", err) goto retry } return "", nil, nil, err } if err := a.writeToStore(aSpace); err != nil { if _, ok := err.(types.RetryError); !ok { return "", nil, nil, types.InternalErrorf("pool configuration failed because of %s", err.Error()) } goto retry } return k.String(), nw, nil, insert() }
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// RequestPool returns an address pool along with its unique id. // addressSpace must be a valid address space name and must not be the empty string. // If pool is the empty string then the default predefined pool for addressSpace will be used, otherwise pool must be a valid IP address and length in CIDR notation. // If subPool is not empty, it must be a valid IP address and length in CIDR notation which is a sub-range of pool. // subPool must be empty if pool is empty.
[ "RequestPool", "returns", "an", "address", "pool", "along", "with", "its", "unique", "id", ".", "addressSpace", "must", "be", "a", "valid", "address", "space", "name", "and", "must", "not", "be", "the", "empty", "string", ".", "If", "pool", "is", "the", "empty", "string", "then", "the", "default", "predefined", "pool", "for", "addressSpace", "will", "be", "used", "otherwise", "pool", "must", "be", "a", "valid", "IP", "address", "and", "length", "in", "CIDR", "notation", ".", "If", "subPool", "is", "not", "empty", "it", "must", "be", "a", "valid", "IP", "address", "and", "length", "in", "CIDR", "notation", "which", "is", "a", "sub", "-", "range", "of", "pool", ".", "subPool", "must", "be", "empty", "if", "pool", "is", "empty", "." ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/ipam/allocator.go#L211-L256
22,527
docker/libnetwork
ipam/allocator.go
ReleasePool
func (a *Allocator) ReleasePool(poolID string) error { logrus.Debugf("ReleasePool(%s)", poolID) k := SubnetKey{} if err := k.FromString(poolID); err != nil { return types.BadRequestErrorf("invalid pool id: %s", poolID) } retry: if err := a.refresh(k.AddressSpace); err != nil { return err } aSpace, err := a.getAddrSpace(k.AddressSpace) if err != nil { return err } remove, err := aSpace.updatePoolDBOnRemoval(k) if err != nil { return err } if err = a.writeToStore(aSpace); err != nil { if _, ok := err.(types.RetryError); !ok { return types.InternalErrorf("pool (%s) removal failed because of %v", poolID, err) } goto retry } return remove() }
go
func (a *Allocator) ReleasePool(poolID string) error { logrus.Debugf("ReleasePool(%s)", poolID) k := SubnetKey{} if err := k.FromString(poolID); err != nil { return types.BadRequestErrorf("invalid pool id: %s", poolID) } retry: if err := a.refresh(k.AddressSpace); err != nil { return err } aSpace, err := a.getAddrSpace(k.AddressSpace) if err != nil { return err } remove, err := aSpace.updatePoolDBOnRemoval(k) if err != nil { return err } if err = a.writeToStore(aSpace); err != nil { if _, ok := err.(types.RetryError); !ok { return types.InternalErrorf("pool (%s) removal failed because of %v", poolID, err) } goto retry } return remove() }
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// ReleasePool releases the address pool identified by the passed id
[ "ReleasePool", "releases", "the", "address", "pool", "identified", "by", "the", "passed", "id" ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/ipam/allocator.go#L259-L289
22,528
docker/libnetwork
ipam/allocator.go
getAddrSpace
func (a *Allocator) getAddrSpace(as string) (*addrSpace, error) { a.Lock() defer a.Unlock() aSpace, ok := a.addrSpaces[as] if !ok { return nil, types.BadRequestErrorf("cannot find address space %s (most likely the backing datastore is not configured)", as) } return aSpace, nil }
go
func (a *Allocator) getAddrSpace(as string) (*addrSpace, error) { a.Lock() defer a.Unlock() aSpace, ok := a.addrSpaces[as] if !ok { return nil, types.BadRequestErrorf("cannot find address space %s (most likely the backing datastore is not configured)", as) } return aSpace, nil }
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// Given the address space, returns the local or global PoolConfig based on whether the // address space is local or global. AddressSpace locality is registered with IPAM out of band.
[ "Given", "the", "address", "space", "returns", "the", "local", "or", "global", "PoolConfig", "based", "on", "whether", "the", "address", "space", "is", "local", "or", "global", ".", "AddressSpace", "locality", "is", "registered", "with", "IPAM", "out", "of", "band", "." ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/ipam/allocator.go#L293-L301
22,529
docker/libnetwork
ipam/allocator.go
parsePoolRequest
func (a *Allocator) parsePoolRequest(addressSpace, pool, subPool string, v6 bool) (*SubnetKey, *net.IPNet, *AddressRange, error) { var ( nw *net.IPNet ipr *AddressRange err error ) if addressSpace == "" { return nil, nil, nil, ipamapi.ErrInvalidAddressSpace } if pool == "" && subPool != "" { return nil, nil, nil, ipamapi.ErrInvalidSubPool } if pool == "" { return nil, nil, nil, nil } if _, nw, err = net.ParseCIDR(pool); err != nil { return nil, nil, nil, ipamapi.ErrInvalidPool } if subPool != "" { if ipr, err = getAddressRange(subPool, nw); err != nil { return nil, nil, nil, err } } return &SubnetKey{AddressSpace: addressSpace, Subnet: nw.String(), ChildSubnet: subPool}, nw, ipr, nil }
go
func (a *Allocator) parsePoolRequest(addressSpace, pool, subPool string, v6 bool) (*SubnetKey, *net.IPNet, *AddressRange, error) { var ( nw *net.IPNet ipr *AddressRange err error ) if addressSpace == "" { return nil, nil, nil, ipamapi.ErrInvalidAddressSpace } if pool == "" && subPool != "" { return nil, nil, nil, ipamapi.ErrInvalidSubPool } if pool == "" { return nil, nil, nil, nil } if _, nw, err = net.ParseCIDR(pool); err != nil { return nil, nil, nil, ipamapi.ErrInvalidPool } if subPool != "" { if ipr, err = getAddressRange(subPool, nw); err != nil { return nil, nil, nil, err } } return &SubnetKey{AddressSpace: addressSpace, Subnet: nw.String(), ChildSubnet: subPool}, nw, ipr, nil }
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// parsePoolRequest parses and validates a request to create a new pool under addressSpace and returns // a SubnetKey, network and range describing the request.
[ "parsePoolRequest", "parses", "and", "validates", "a", "request", "to", "create", "a", "new", "pool", "under", "addressSpace", "and", "returns", "a", "SubnetKey", "network", "and", "range", "describing", "the", "request", "." ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/ipam/allocator.go#L305-L335
22,530
docker/libnetwork
ipam/allocator.go
RequestAddress
func (a *Allocator) RequestAddress(poolID string, prefAddress net.IP, opts map[string]string) (*net.IPNet, map[string]string, error) { logrus.Debugf("RequestAddress(%s, %v, %v)", poolID, prefAddress, opts) k := SubnetKey{} if err := k.FromString(poolID); err != nil { return nil, nil, types.BadRequestErrorf("invalid pool id: %s", poolID) } if err := a.refresh(k.AddressSpace); err != nil { return nil, nil, err } aSpace, err := a.getAddrSpace(k.AddressSpace) if err != nil { return nil, nil, err } aSpace.Lock() p, ok := aSpace.subnets[k] if !ok { aSpace.Unlock() return nil, nil, types.NotFoundErrorf("cannot find address pool for poolID:%s", poolID) } if prefAddress != nil && !p.Pool.Contains(prefAddress) { aSpace.Unlock() return nil, nil, ipamapi.ErrIPOutOfRange } c := p for c.Range != nil { k = c.ParentKey c = aSpace.subnets[k] } aSpace.Unlock() bm, err := a.retrieveBitmask(k, c.Pool) if err != nil { return nil, nil, types.InternalErrorf("could not find bitmask in datastore for %s on address %v request from pool %s: %v", k.String(), prefAddress, poolID, err) } // In order to request for a serial ip address allocation, callers can pass in the option to request // IP allocation serially or first available IP in the subnet var serial bool if opts != nil { if val, ok := opts[ipamapi.AllocSerialPrefix]; ok { serial = (val == "true") } } ip, err := a.getAddress(p.Pool, bm, prefAddress, p.Range, serial) if err != nil { return nil, nil, err } return &net.IPNet{IP: ip, Mask: p.Pool.Mask}, nil, nil }
go
func (a *Allocator) RequestAddress(poolID string, prefAddress net.IP, opts map[string]string) (*net.IPNet, map[string]string, error) { logrus.Debugf("RequestAddress(%s, %v, %v)", poolID, prefAddress, opts) k := SubnetKey{} if err := k.FromString(poolID); err != nil { return nil, nil, types.BadRequestErrorf("invalid pool id: %s", poolID) } if err := a.refresh(k.AddressSpace); err != nil { return nil, nil, err } aSpace, err := a.getAddrSpace(k.AddressSpace) if err != nil { return nil, nil, err } aSpace.Lock() p, ok := aSpace.subnets[k] if !ok { aSpace.Unlock() return nil, nil, types.NotFoundErrorf("cannot find address pool for poolID:%s", poolID) } if prefAddress != nil && !p.Pool.Contains(prefAddress) { aSpace.Unlock() return nil, nil, ipamapi.ErrIPOutOfRange } c := p for c.Range != nil { k = c.ParentKey c = aSpace.subnets[k] } aSpace.Unlock() bm, err := a.retrieveBitmask(k, c.Pool) if err != nil { return nil, nil, types.InternalErrorf("could not find bitmask in datastore for %s on address %v request from pool %s: %v", k.String(), prefAddress, poolID, err) } // In order to request for a serial ip address allocation, callers can pass in the option to request // IP allocation serially or first available IP in the subnet var serial bool if opts != nil { if val, ok := opts[ipamapi.AllocSerialPrefix]; ok { serial = (val == "true") } } ip, err := a.getAddress(p.Pool, bm, prefAddress, p.Range, serial) if err != nil { return nil, nil, err } return &net.IPNet{IP: ip, Mask: p.Pool.Mask}, nil, nil }
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// RequestAddress returns an address from the specified pool ID
[ "RequestAddress", "returns", "an", "address", "from", "the", "specified", "pool", "ID" ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/ipam/allocator.go#L451-L505
22,531
docker/libnetwork
ipam/allocator.go
ReleaseAddress
func (a *Allocator) ReleaseAddress(poolID string, address net.IP) error { logrus.Debugf("ReleaseAddress(%s, %v)", poolID, address) k := SubnetKey{} if err := k.FromString(poolID); err != nil { return types.BadRequestErrorf("invalid pool id: %s", poolID) } if err := a.refresh(k.AddressSpace); err != nil { return err } aSpace, err := a.getAddrSpace(k.AddressSpace) if err != nil { return err } aSpace.Lock() p, ok := aSpace.subnets[k] if !ok { aSpace.Unlock() return types.NotFoundErrorf("cannot find address pool for poolID:%s", poolID) } if address == nil { aSpace.Unlock() return types.BadRequestErrorf("invalid address: nil") } if !p.Pool.Contains(address) { aSpace.Unlock() return ipamapi.ErrIPOutOfRange } c := p for c.Range != nil { k = c.ParentKey c = aSpace.subnets[k] } aSpace.Unlock() mask := p.Pool.Mask h, err := types.GetHostPartIP(address, mask) if err != nil { return types.InternalErrorf("failed to release address %s: %v", address.String(), err) } bm, err := a.retrieveBitmask(k, c.Pool) if err != nil { return types.InternalErrorf("could not find bitmask in datastore for %s on address %v release from pool %s: %v", k.String(), address, poolID, err) } defer logrus.Debugf("Released address PoolID:%s, Address:%v Sequence:%s", poolID, address, bm.String()) return bm.Unset(ipToUint64(h)) }
go
func (a *Allocator) ReleaseAddress(poolID string, address net.IP) error { logrus.Debugf("ReleaseAddress(%s, %v)", poolID, address) k := SubnetKey{} if err := k.FromString(poolID); err != nil { return types.BadRequestErrorf("invalid pool id: %s", poolID) } if err := a.refresh(k.AddressSpace); err != nil { return err } aSpace, err := a.getAddrSpace(k.AddressSpace) if err != nil { return err } aSpace.Lock() p, ok := aSpace.subnets[k] if !ok { aSpace.Unlock() return types.NotFoundErrorf("cannot find address pool for poolID:%s", poolID) } if address == nil { aSpace.Unlock() return types.BadRequestErrorf("invalid address: nil") } if !p.Pool.Contains(address) { aSpace.Unlock() return ipamapi.ErrIPOutOfRange } c := p for c.Range != nil { k = c.ParentKey c = aSpace.subnets[k] } aSpace.Unlock() mask := p.Pool.Mask h, err := types.GetHostPartIP(address, mask) if err != nil { return types.InternalErrorf("failed to release address %s: %v", address.String(), err) } bm, err := a.retrieveBitmask(k, c.Pool) if err != nil { return types.InternalErrorf("could not find bitmask in datastore for %s on address %v release from pool %s: %v", k.String(), address, poolID, err) } defer logrus.Debugf("Released address PoolID:%s, Address:%v Sequence:%s", poolID, address, bm.String()) return bm.Unset(ipToUint64(h)) }
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// ReleaseAddress releases the address from the specified pool ID
[ "ReleaseAddress", "releases", "the", "address", "from", "the", "specified", "pool", "ID" ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/ipam/allocator.go#L508-L563
22,532
docker/libnetwork
ipam/allocator.go
DumpDatabase
func (a *Allocator) DumpDatabase() string { a.Lock() aspaces := make(map[string]*addrSpace, len(a.addrSpaces)) orderedAS := make([]string, 0, len(a.addrSpaces)) for as, aSpace := range a.addrSpaces { orderedAS = append(orderedAS, as) aspaces[as] = aSpace } a.Unlock() sort.Strings(orderedAS) var s string for _, as := range orderedAS { aSpace := aspaces[as] s = fmt.Sprintf("\n\n%s Config", as) aSpace.Lock() for k, config := range aSpace.subnets { s += fmt.Sprintf("\n%v: %v", k, config) if config.Range == nil { a.retrieveBitmask(k, config.Pool) } } aSpace.Unlock() } s = fmt.Sprintf("%s\n\nBitmasks", s) for k, bm := range a.addresses { s += fmt.Sprintf("\n%s: %s", k, bm) } return s }
go
func (a *Allocator) DumpDatabase() string { a.Lock() aspaces := make(map[string]*addrSpace, len(a.addrSpaces)) orderedAS := make([]string, 0, len(a.addrSpaces)) for as, aSpace := range a.addrSpaces { orderedAS = append(orderedAS, as) aspaces[as] = aSpace } a.Unlock() sort.Strings(orderedAS) var s string for _, as := range orderedAS { aSpace := aspaces[as] s = fmt.Sprintf("\n\n%s Config", as) aSpace.Lock() for k, config := range aSpace.subnets { s += fmt.Sprintf("\n%v: %v", k, config) if config.Range == nil { a.retrieveBitmask(k, config.Pool) } } aSpace.Unlock() } s = fmt.Sprintf("%s\n\nBitmasks", s) for k, bm := range a.addresses { s += fmt.Sprintf("\n%s: %s", k, bm) } return s }
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// DumpDatabase dumps the internal info
[ "DumpDatabase", "dumps", "the", "internal", "info" ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/ipam/allocator.go#L605-L637
22,533
docker/libnetwork
service_linux.go
populateLoadBalancers
func (sb *sandbox) populateLoadBalancers(ep *endpoint) { // This is an interface less endpoint. Nothing to do. if ep.Iface() == nil { return } n := ep.getNetwork() eIP := ep.Iface().Address() if n.ingress { if err := addRedirectRules(sb.Key(), eIP, ep.ingressPorts); err != nil { logrus.Errorf("Failed to add redirect rules for ep %s (%.7s): %v", ep.Name(), ep.ID(), err) } } }
go
func (sb *sandbox) populateLoadBalancers(ep *endpoint) { // This is an interface less endpoint. Nothing to do. if ep.Iface() == nil { return } n := ep.getNetwork() eIP := ep.Iface().Address() if n.ingress { if err := addRedirectRules(sb.Key(), eIP, ep.ingressPorts); err != nil { logrus.Errorf("Failed to add redirect rules for ep %s (%.7s): %v", ep.Name(), ep.ID(), err) } } }
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// Populate all loadbalancers on the network that the passed endpoint // belongs to, into this sandbox.
[ "Populate", "all", "loadbalancers", "on", "the", "network", "that", "the", "passed", "endpoint", "belongs", "to", "into", "this", "sandbox", "." ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/service_linux.go#L35-L49
22,534
docker/libnetwork
service_linux.go
invokeFWMarker
func invokeFWMarker(path string, vip net.IP, fwMark uint32, ingressPorts []*PortConfig, eIP *net.IPNet, isDelete bool, lbMode string) error { var ingressPortsFile string if len(ingressPorts) != 0 { var err error ingressPortsFile, err = writePortsToFile(ingressPorts) if err != nil { return err } defer os.Remove(ingressPortsFile) } addDelOpt := "-A" if isDelete { addDelOpt = "-D" } cmd := &exec.Cmd{ Path: reexec.Self(), Args: append([]string{"fwmarker"}, path, vip.String(), fmt.Sprintf("%d", fwMark), addDelOpt, ingressPortsFile, eIP.String(), lbMode), Stdout: os.Stdout, Stderr: os.Stderr, } if err := cmd.Run(); err != nil { return fmt.Errorf("reexec failed: %v", err) } return nil }
go
func invokeFWMarker(path string, vip net.IP, fwMark uint32, ingressPorts []*PortConfig, eIP *net.IPNet, isDelete bool, lbMode string) error { var ingressPortsFile string if len(ingressPorts) != 0 { var err error ingressPortsFile, err = writePortsToFile(ingressPorts) if err != nil { return err } defer os.Remove(ingressPortsFile) } addDelOpt := "-A" if isDelete { addDelOpt = "-D" } cmd := &exec.Cmd{ Path: reexec.Self(), Args: append([]string{"fwmarker"}, path, vip.String(), fmt.Sprintf("%d", fwMark), addDelOpt, ingressPortsFile, eIP.String(), lbMode), Stdout: os.Stdout, Stderr: os.Stderr, } if err := cmd.Run(); err != nil { return fmt.Errorf("reexec failed: %v", err) } return nil }
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// Invoke fwmarker reexec routine to mark vip destined packets with // the passed firewall mark.
[ "Invoke", "fwmarker", "reexec", "routine", "to", "mark", "vip", "destined", "packets", "with", "the", "passed", "firewall", "mark", "." ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/service_linux.go#L575-L605
22,535
docker/libnetwork
drivers/windows/windows.go
IsBuiltinLocalDriver
func IsBuiltinLocalDriver(networkType string) bool { if "l2bridge" == networkType || "l2tunnel" == networkType || "nat" == networkType || "ics" == networkType || "transparent" == networkType { return true } return false }
go
func IsBuiltinLocalDriver(networkType string) bool { if "l2bridge" == networkType || "l2tunnel" == networkType || "nat" == networkType || "ics" == networkType || "transparent" == networkType { return true } return false }
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// IsBuiltinLocalDriver validates if network-type is a builtin local-scoped driver
[ "IsBuiltinLocalDriver", "validates", "if", "network", "-", "type", "is", "a", "builtin", "local", "-", "scoped", "driver" ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/drivers/windows/windows.go#L113-L119
22,536
docker/libnetwork
drivers/windows/windows.go
newDriver
func newDriver(networkType string) *driver { return &driver{name: networkType, networks: map[string]*hnsNetwork{}} }
go
func newDriver(networkType string) *driver { return &driver{name: networkType, networks: map[string]*hnsNetwork{}} }
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// New constructs a new bridge driver
[ "New", "constructs", "a", "new", "bridge", "driver" ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/drivers/windows/windows.go#L122-L124
22,537
docker/libnetwork
drivers/windows/windows.go
GetInit
func GetInit(networkType string) func(dc driverapi.DriverCallback, config map[string]interface{}) error { return func(dc driverapi.DriverCallback, config map[string]interface{}) error { if !IsBuiltinLocalDriver(networkType) { return types.BadRequestErrorf("Network type not supported: %s", networkType) } d := newDriver(networkType) err := d.initStore(config) if err != nil { return err } return dc.RegisterDriver(networkType, d, driverapi.Capability{ DataScope: datastore.LocalScope, ConnectivityScope: datastore.LocalScope, }) } }
go
func GetInit(networkType string) func(dc driverapi.DriverCallback, config map[string]interface{}) error { return func(dc driverapi.DriverCallback, config map[string]interface{}) error { if !IsBuiltinLocalDriver(networkType) { return types.BadRequestErrorf("Network type not supported: %s", networkType) } d := newDriver(networkType) err := d.initStore(config) if err != nil { return err } return dc.RegisterDriver(networkType, d, driverapi.Capability{ DataScope: datastore.LocalScope, ConnectivityScope: datastore.LocalScope, }) } }
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// GetInit returns an initializer for the given network type
[ "GetInit", "returns", "an", "initializer", "for", "the", "given", "network", "type" ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/drivers/windows/windows.go#L127-L145
22,538
docker/libnetwork
drivers/windows/windows.go
ConvertPortBindings
func ConvertPortBindings(portBindings []types.PortBinding) ([]json.RawMessage, error) { var pbs []json.RawMessage // Enumerate through the port bindings specified by the user and convert // them into the internal structure matching the JSON blob that can be // understood by the HCS. for _, elem := range portBindings { proto := strings.ToUpper(elem.Proto.String()) if proto != "TCP" && proto != "UDP" { return nil, fmt.Errorf("invalid protocol %s", elem.Proto.String()) } if elem.HostPort != elem.HostPortEnd { return nil, fmt.Errorf("Windows does not support more than one host port in NAT settings") } if len(elem.HostIP) != 0 { return nil, fmt.Errorf("Windows does not support host IP addresses in NAT settings") } encodedPolicy, err := json.Marshal(hcsshim.NatPolicy{ Type: "NAT", ExternalPort: elem.HostPort, InternalPort: elem.Port, Protocol: elem.Proto.String(), }) if err != nil { return nil, err } pbs = append(pbs, encodedPolicy) } return pbs, nil }
go
func ConvertPortBindings(portBindings []types.PortBinding) ([]json.RawMessage, error) { var pbs []json.RawMessage // Enumerate through the port bindings specified by the user and convert // them into the internal structure matching the JSON blob that can be // understood by the HCS. for _, elem := range portBindings { proto := strings.ToUpper(elem.Proto.String()) if proto != "TCP" && proto != "UDP" { return nil, fmt.Errorf("invalid protocol %s", elem.Proto.String()) } if elem.HostPort != elem.HostPortEnd { return nil, fmt.Errorf("Windows does not support more than one host port in NAT settings") } if len(elem.HostIP) != 0 { return nil, fmt.Errorf("Windows does not support host IP addresses in NAT settings") } encodedPolicy, err := json.Marshal(hcsshim.NatPolicy{ Type: "NAT", ExternalPort: elem.HostPort, InternalPort: elem.Port, Protocol: elem.Proto.String(), }) if err != nil { return nil, err } pbs = append(pbs, encodedPolicy) } return pbs, nil }
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// ConvertPortBindings converts PortBindings to JSON for HNS request
[ "ConvertPortBindings", "converts", "PortBindings", "to", "JSON", "for", "HNS", "request" ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/drivers/windows/windows.go#L449-L482
22,539
docker/libnetwork
drivers/windows/windows.go
ParsePortBindingPolicies
func ParsePortBindingPolicies(policies []json.RawMessage) ([]types.PortBinding, error) { var bindings []types.PortBinding hcsPolicy := &hcsshim.NatPolicy{} for _, elem := range policies { if err := json.Unmarshal([]byte(elem), &hcsPolicy); err != nil || hcsPolicy.Type != "NAT" { continue } binding := types.PortBinding{ HostPort: hcsPolicy.ExternalPort, HostPortEnd: hcsPolicy.ExternalPort, Port: hcsPolicy.InternalPort, Proto: types.ParseProtocol(hcsPolicy.Protocol), HostIP: net.IPv4(0, 0, 0, 0), } bindings = append(bindings, binding) } return bindings, nil }
go
func ParsePortBindingPolicies(policies []json.RawMessage) ([]types.PortBinding, error) { var bindings []types.PortBinding hcsPolicy := &hcsshim.NatPolicy{} for _, elem := range policies { if err := json.Unmarshal([]byte(elem), &hcsPolicy); err != nil || hcsPolicy.Type != "NAT" { continue } binding := types.PortBinding{ HostPort: hcsPolicy.ExternalPort, HostPortEnd: hcsPolicy.ExternalPort, Port: hcsPolicy.InternalPort, Proto: types.ParseProtocol(hcsPolicy.Protocol), HostIP: net.IPv4(0, 0, 0, 0), } bindings = append(bindings, binding) } return bindings, nil }
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// ParsePortBindingPolicies parses HNS endpoint response message to PortBindings
[ "ParsePortBindingPolicies", "parses", "HNS", "endpoint", "response", "message", "to", "PortBindings" ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/drivers/windows/windows.go#L485-L507
22,540
docker/libnetwork
drivers/windows/windows.go
ParseEndpointConnectivity
func ParseEndpointConnectivity(epOptions map[string]interface{}) (*EndpointConnectivity, error) { if epOptions == nil { return nil, nil } ec := &EndpointConnectivity{} if opt, ok := epOptions[netlabel.PortMap]; ok { if bs, ok := opt.([]types.PortBinding); ok { ec.PortBindings = bs } else { return nil, fmt.Errorf("Invalid endpoint configuration") } } if opt, ok := epOptions[netlabel.ExposedPorts]; ok { if ports, ok := opt.([]types.TransportPort); ok { ec.ExposedPorts = ports } else { return nil, fmt.Errorf("Invalid endpoint configuration") } } return ec, nil }
go
func ParseEndpointConnectivity(epOptions map[string]interface{}) (*EndpointConnectivity, error) { if epOptions == nil { return nil, nil } ec := &EndpointConnectivity{} if opt, ok := epOptions[netlabel.PortMap]; ok { if bs, ok := opt.([]types.PortBinding); ok { ec.PortBindings = bs } else { return nil, fmt.Errorf("Invalid endpoint configuration") } } if opt, ok := epOptions[netlabel.ExposedPorts]; ok { if ports, ok := opt.([]types.TransportPort); ok { ec.ExposedPorts = ports } else { return nil, fmt.Errorf("Invalid endpoint configuration") } } return ec, nil }
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// ParseEndpointConnectivity parses options passed to CreateEndpoint, specifically port bindings, and store in a endpointConnectivity object.
[ "ParseEndpointConnectivity", "parses", "options", "passed", "to", "CreateEndpoint", "specifically", "port", "bindings", "and", "store", "in", "a", "endpointConnectivity", "object", "." ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/drivers/windows/windows.go#L560-L583
22,541
docker/libnetwork
service_common.go
cleanupServiceDiscovery
func (c *controller) cleanupServiceDiscovery(cleanupNID string) { c.Lock() defer c.Unlock() if cleanupNID == "" { logrus.Debugf("cleanupServiceDiscovery for all networks") c.svcRecords = make(map[string]svcInfo) return } logrus.Debugf("cleanupServiceDiscovery for network:%s", cleanupNID) delete(c.svcRecords, cleanupNID) }
go
func (c *controller) cleanupServiceDiscovery(cleanupNID string) { c.Lock() defer c.Unlock() if cleanupNID == "" { logrus.Debugf("cleanupServiceDiscovery for all networks") c.svcRecords = make(map[string]svcInfo) return } logrus.Debugf("cleanupServiceDiscovery for network:%s", cleanupNID) delete(c.svcRecords, cleanupNID) }
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// cleanupServiceDiscovery when the network is being deleted, erase all the associated service discovery records
[ "cleanupServiceDiscovery", "when", "the", "network", "is", "being", "deleted", "erase", "all", "the", "associated", "service", "discovery", "records" ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/service_common.go#L167-L177
22,542
docker/libnetwork
drivers/bridge/setup_bridgenetfiltering.go
getKernelBoolParam
func getKernelBoolParam(path string) (bool, error) { enabled := false line, err := ioutil.ReadFile(path) if err != nil { return false, err } if len(line) > 0 { enabled = line[0] == '1' } return enabled, err }
go
func getKernelBoolParam(path string) (bool, error) { enabled := false line, err := ioutil.ReadFile(path) if err != nil { return false, err } if len(line) > 0 { enabled = line[0] == '1' } return enabled, err }
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//Gets the value of the kernel parameters located at the given path
[ "Gets", "the", "value", "of", "the", "kernel", "parameters", "located", "at", "the", "given", "path" ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/drivers/bridge/setup_bridgenetfiltering.go#L123-L133
22,543
docker/libnetwork
drivers/bridge/setup_bridgenetfiltering.go
setKernelBoolParam
func setKernelBoolParam(path string, on bool) error { value := byte('0') if on { value = byte('1') } return ioutil.WriteFile(path, []byte{value, '\n'}, 0644) }
go
func setKernelBoolParam(path string, on bool) error { value := byte('0') if on { value = byte('1') } return ioutil.WriteFile(path, []byte{value, '\n'}, 0644) }
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//Sets the value of the kernel parameter located at the given path
[ "Sets", "the", "value", "of", "the", "kernel", "parameter", "located", "at", "the", "given", "path" ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/drivers/bridge/setup_bridgenetfiltering.go#L136-L142
22,544
docker/libnetwork
drivers/bridge/setup_bridgenetfiltering.go
isPacketForwardingEnabled
func isPacketForwardingEnabled(ipVer ipVersion, iface string) (bool, error) { switch ipVer { case ipv4, ipv6: return getKernelBoolParam(getForwardingKernelParam(ipVer, iface)) case ipvboth: enabled, err := getKernelBoolParam(getForwardingKernelParam(ipv4, "")) if err != nil || !enabled { return enabled, err } return getKernelBoolParam(getForwardingKernelParam(ipv6, iface)) default: return true, nil } }
go
func isPacketForwardingEnabled(ipVer ipVersion, iface string) (bool, error) { switch ipVer { case ipv4, ipv6: return getKernelBoolParam(getForwardingKernelParam(ipVer, iface)) case ipvboth: enabled, err := getKernelBoolParam(getForwardingKernelParam(ipv4, "")) if err != nil || !enabled { return enabled, err } return getKernelBoolParam(getForwardingKernelParam(ipv6, iface)) default: return true, nil } }
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//Checks to see if packet forwarding is enabled
[ "Checks", "to", "see", "if", "packet", "forwarding", "is", "enabled" ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/drivers/bridge/setup_bridgenetfiltering.go#L145-L158
22,545
docker/libnetwork
endpoint.go
isServiceEnabled
func (ep *endpoint) isServiceEnabled() bool { ep.Lock() defer ep.Unlock() return ep.serviceEnabled }
go
func (ep *endpoint) isServiceEnabled() bool { ep.Lock() defer ep.Unlock() return ep.serviceEnabled }
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// isServiceEnabled check if service is enabled on the endpoint
[ "isServiceEnabled", "check", "if", "service", "is", "enabled", "on", "the", "endpoint" ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/endpoint.go#L314-L318
22,546
docker/libnetwork
endpoint.go
enableService
func (ep *endpoint) enableService() { ep.Lock() defer ep.Unlock() ep.serviceEnabled = true }
go
func (ep *endpoint) enableService() { ep.Lock() defer ep.Unlock() ep.serviceEnabled = true }
[ "func", "(", "ep", "*", "endpoint", ")", "enableService", "(", ")", "{", "ep", ".", "Lock", "(", ")", "\n", "defer", "ep", ".", "Unlock", "(", ")", "\n", "ep", ".", "serviceEnabled", "=", "true", "\n", "}" ]
// enableService sets service enabled on the endpoint
[ "enableService", "sets", "service", "enabled", "on", "the", "endpoint" ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/endpoint.go#L321-L325
22,547
docker/libnetwork
endpoint.go
disableService
func (ep *endpoint) disableService() { ep.Lock() defer ep.Unlock() ep.serviceEnabled = false }
go
func (ep *endpoint) disableService() { ep.Lock() defer ep.Unlock() ep.serviceEnabled = false }
[ "func", "(", "ep", "*", "endpoint", ")", "disableService", "(", ")", "{", "ep", ".", "Lock", "(", ")", "\n", "defer", "ep", ".", "Unlock", "(", ")", "\n", "ep", ".", "serviceEnabled", "=", "false", "\n", "}" ]
// disableService disables service on the endpoint
[ "disableService", "disables", "service", "on", "the", "endpoint" ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/endpoint.go#L328-L332
22,548
docker/libnetwork
endpoint.go
EndpointOptionGeneric
func EndpointOptionGeneric(generic map[string]interface{}) EndpointOption { return func(ep *endpoint) { for k, v := range generic { ep.generic[k] = v } } }
go
func EndpointOptionGeneric(generic map[string]interface{}) EndpointOption { return func(ep *endpoint) { for k, v := range generic { ep.generic[k] = v } } }
[ "func", "EndpointOptionGeneric", "(", "generic", "map", "[", "string", "]", "interface", "{", "}", ")", "EndpointOption", "{", "return", "func", "(", "ep", "*", "endpoint", ")", "{", "for", "k", ",", "v", ":=", "range", "generic", "{", "ep", ".", "generic", "[", "k", "]", "=", "v", "\n", "}", "\n", "}", "\n", "}" ]
// EndpointOptionGeneric function returns an option setter for a Generic option defined // in a Dictionary of Key-Value pair
[ "EndpointOptionGeneric", "function", "returns", "an", "option", "setter", "for", "a", "Generic", "option", "defined", "in", "a", "Dictionary", "of", "Key", "-", "Value", "pair" ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/endpoint.go#L928-L934
22,549
docker/libnetwork
endpoint.go
CreateOptionIpam
func CreateOptionIpam(ipV4, ipV6 net.IP, llIPs []net.IP, ipamOptions map[string]string) EndpointOption { return func(ep *endpoint) { ep.prefAddress = ipV4 ep.prefAddressV6 = ipV6 if len(llIPs) != 0 { for _, ip := range llIPs { nw := &net.IPNet{IP: ip, Mask: linkLocalMask} if ip.To4() == nil { nw.Mask = linkLocalMaskIPv6 } ep.iface.llAddrs = append(ep.iface.llAddrs, nw) } } ep.ipamOptions = ipamOptions } }
go
func CreateOptionIpam(ipV4, ipV6 net.IP, llIPs []net.IP, ipamOptions map[string]string) EndpointOption { return func(ep *endpoint) { ep.prefAddress = ipV4 ep.prefAddressV6 = ipV6 if len(llIPs) != 0 { for _, ip := range llIPs { nw := &net.IPNet{IP: ip, Mask: linkLocalMask} if ip.To4() == nil { nw.Mask = linkLocalMaskIPv6 } ep.iface.llAddrs = append(ep.iface.llAddrs, nw) } } ep.ipamOptions = ipamOptions } }
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// CreateOptionIpam function returns an option setter for the ipam configuration for this endpoint
[ "CreateOptionIpam", "function", "returns", "an", "option", "setter", "for", "the", "ipam", "configuration", "for", "this", "endpoint" ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/endpoint.go#L942-L957
22,550
docker/libnetwork
endpoint.go
CreateOptionDNS
func CreateOptionDNS(dns []string) EndpointOption { return func(ep *endpoint) { ep.generic[netlabel.DNSServers] = dns } }
go
func CreateOptionDNS(dns []string) EndpointOption { return func(ep *endpoint) { ep.generic[netlabel.DNSServers] = dns } }
[ "func", "CreateOptionDNS", "(", "dns", "[", "]", "string", ")", "EndpointOption", "{", "return", "func", "(", "ep", "*", "endpoint", ")", "{", "ep", ".", "generic", "[", "netlabel", ".", "DNSServers", "]", "=", "dns", "\n", "}", "\n", "}" ]
// CreateOptionDNS function returns an option setter for dns entry option to // be passed to container Create method.
[ "CreateOptionDNS", "function", "returns", "an", "option", "setter", "for", "dns", "entry", "option", "to", "be", "passed", "to", "container", "Create", "method", "." ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/endpoint.go#L985-L989
22,551
docker/libnetwork
endpoint.go
CreateOptionAlias
func CreateOptionAlias(name string, alias string) EndpointOption { return func(ep *endpoint) { if ep.aliases == nil { ep.aliases = make(map[string]string) } ep.aliases[alias] = name } }
go
func CreateOptionAlias(name string, alias string) EndpointOption { return func(ep *endpoint) { if ep.aliases == nil { ep.aliases = make(map[string]string) } ep.aliases[alias] = name } }
[ "func", "CreateOptionAlias", "(", "name", "string", ",", "alias", "string", ")", "EndpointOption", "{", "return", "func", "(", "ep", "*", "endpoint", ")", "{", "if", "ep", ".", "aliases", "==", "nil", "{", "ep", ".", "aliases", "=", "make", "(", "map", "[", "string", "]", "string", ")", "\n", "}", "\n", "ep", ".", "aliases", "[", "alias", "]", "=", "name", "\n", "}", "\n", "}" ]
// CreateOptionAlias function returns an option setter for setting endpoint alias
[ "CreateOptionAlias", "function", "returns", "an", "option", "setter", "for", "setting", "endpoint", "alias" ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/endpoint.go#L1008-L1015
22,552
docker/libnetwork
endpoint.go
CreateOptionService
func CreateOptionService(name, id string, vip net.IP, ingressPorts []*PortConfig, aliases []string) EndpointOption { return func(ep *endpoint) { ep.svcName = name ep.svcID = id ep.virtualIP = vip ep.ingressPorts = ingressPorts ep.svcAliases = aliases } }
go
func CreateOptionService(name, id string, vip net.IP, ingressPorts []*PortConfig, aliases []string) EndpointOption { return func(ep *endpoint) { ep.svcName = name ep.svcID = id ep.virtualIP = vip ep.ingressPorts = ingressPorts ep.svcAliases = aliases } }
[ "func", "CreateOptionService", "(", "name", ",", "id", "string", ",", "vip", "net", ".", "IP", ",", "ingressPorts", "[", "]", "*", "PortConfig", ",", "aliases", "[", "]", "string", ")", "EndpointOption", "{", "return", "func", "(", "ep", "*", "endpoint", ")", "{", "ep", ".", "svcName", "=", "name", "\n", "ep", ".", "svcID", "=", "id", "\n", "ep", ".", "virtualIP", "=", "vip", "\n", "ep", ".", "ingressPorts", "=", "ingressPorts", "\n", "ep", ".", "svcAliases", "=", "aliases", "\n", "}", "\n", "}" ]
// CreateOptionService function returns an option setter for setting service binding configuration
[ "CreateOptionService", "function", "returns", "an", "option", "setter", "for", "setting", "service", "binding", "configuration" ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/endpoint.go#L1018-L1026
22,553
docker/libnetwork
endpoint.go
CreateOptionMyAlias
func CreateOptionMyAlias(alias string) EndpointOption { return func(ep *endpoint) { ep.myAliases = append(ep.myAliases, alias) } }
go
func CreateOptionMyAlias(alias string) EndpointOption { return func(ep *endpoint) { ep.myAliases = append(ep.myAliases, alias) } }
[ "func", "CreateOptionMyAlias", "(", "alias", "string", ")", "EndpointOption", "{", "return", "func", "(", "ep", "*", "endpoint", ")", "{", "ep", ".", "myAliases", "=", "append", "(", "ep", ".", "myAliases", ",", "alias", ")", "\n", "}", "\n", "}" ]
// CreateOptionMyAlias function returns an option setter for setting endpoint's self alias
[ "CreateOptionMyAlias", "function", "returns", "an", "option", "setter", "for", "setting", "endpoint", "s", "self", "alias" ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/endpoint.go#L1029-L1033
22,554
docker/libnetwork
iptables/conntrack.go
DeleteConntrackEntries
func DeleteConntrackEntries(nlh *netlink.Handle, ipv4List []net.IP, ipv6List []net.IP) (uint, uint, error) { if !IsConntrackProgrammable(nlh) { return 0, 0, ErrConntrackNotConfigurable } var totalIPv4FlowPurged uint for _, ipAddress := range ipv4List { flowPurged, err := purgeConntrackState(nlh, syscall.AF_INET, ipAddress) if err != nil { logrus.Warnf("Failed to delete conntrack state for %s: %v", ipAddress, err) continue } totalIPv4FlowPurged += flowPurged } var totalIPv6FlowPurged uint for _, ipAddress := range ipv6List { flowPurged, err := purgeConntrackState(nlh, syscall.AF_INET6, ipAddress) if err != nil { logrus.Warnf("Failed to delete conntrack state for %s: %v", ipAddress, err) continue } totalIPv6FlowPurged += flowPurged } logrus.Debugf("DeleteConntrackEntries purged ipv4:%d, ipv6:%d", totalIPv4FlowPurged, totalIPv6FlowPurged) return totalIPv4FlowPurged, totalIPv6FlowPurged, nil }
go
func DeleteConntrackEntries(nlh *netlink.Handle, ipv4List []net.IP, ipv6List []net.IP) (uint, uint, error) { if !IsConntrackProgrammable(nlh) { return 0, 0, ErrConntrackNotConfigurable } var totalIPv4FlowPurged uint for _, ipAddress := range ipv4List { flowPurged, err := purgeConntrackState(nlh, syscall.AF_INET, ipAddress) if err != nil { logrus.Warnf("Failed to delete conntrack state for %s: %v", ipAddress, err) continue } totalIPv4FlowPurged += flowPurged } var totalIPv6FlowPurged uint for _, ipAddress := range ipv6List { flowPurged, err := purgeConntrackState(nlh, syscall.AF_INET6, ipAddress) if err != nil { logrus.Warnf("Failed to delete conntrack state for %s: %v", ipAddress, err) continue } totalIPv6FlowPurged += flowPurged } logrus.Debugf("DeleteConntrackEntries purged ipv4:%d, ipv6:%d", totalIPv4FlowPurged, totalIPv6FlowPurged) return totalIPv4FlowPurged, totalIPv6FlowPurged, nil }
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// DeleteConntrackEntries deletes all the conntrack connections on the host for the specified IP // Returns the number of flows deleted for IPv4, IPv6 else error
[ "DeleteConntrackEntries", "deletes", "all", "the", "conntrack", "connections", "on", "the", "host", "for", "the", "specified", "IP", "Returns", "the", "number", "of", "flows", "deleted", "for", "IPv4", "IPv6", "else", "error" ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/iptables/conntrack.go#L24-L51
22,555
docker/libnetwork
client/service.go
CmdServicePublish
func (cli *NetworkCli) CmdServicePublish(chain string, args ...string) error { cmd := cli.Subcmd(chain, "publish", "SERVICE[.NETWORK]", "Publish a new service on a network", false) flAlias := opts.NewListOpts(netutils.ValidateAlias) cmd.Var(&flAlias, []string{"-alias"}, "Add alias to self") cmd.Require(flag.Exact, 1) err := cmd.ParseFlags(args, true) if err != nil { return err } sn, nn := parseServiceName(cmd.Arg(0)) sc := serviceCreate{Name: sn, Network: nn, MyAliases: flAlias.GetAll()} obj, _, err := readBody(cli.call("POST", "/services", sc, nil)) if err != nil { return err } var replyID string err = json.Unmarshal(obj, &replyID) if err != nil { return err } fmt.Fprintf(cli.out, "%s\n", replyID) return nil }
go
func (cli *NetworkCli) CmdServicePublish(chain string, args ...string) error { cmd := cli.Subcmd(chain, "publish", "SERVICE[.NETWORK]", "Publish a new service on a network", false) flAlias := opts.NewListOpts(netutils.ValidateAlias) cmd.Var(&flAlias, []string{"-alias"}, "Add alias to self") cmd.Require(flag.Exact, 1) err := cmd.ParseFlags(args, true) if err != nil { return err } sn, nn := parseServiceName(cmd.Arg(0)) sc := serviceCreate{Name: sn, Network: nn, MyAliases: flAlias.GetAll()} obj, _, err := readBody(cli.call("POST", "/services", sc, nil)) if err != nil { return err } var replyID string err = json.Unmarshal(obj, &replyID) if err != nil { return err } fmt.Fprintf(cli.out, "%s\n", replyID) return nil }
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// CmdServicePublish handles service create UI
[ "CmdServicePublish", "handles", "service", "create", "UI" ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/client/service.go#L165-L190
22,556
docker/libnetwork
client/service.go
CmdServiceUnpublish
func (cli *NetworkCli) CmdServiceUnpublish(chain string, args ...string) error { cmd := cli.Subcmd(chain, "unpublish", "SERVICE[.NETWORK]", "Removes a service", false) force := cmd.Bool([]string{"f", "-force"}, false, "force unpublish service") cmd.Require(flag.Exact, 1) err := cmd.ParseFlags(args, true) if err != nil { return err } sn, nn := parseServiceName(cmd.Arg(0)) serviceID, err := lookupServiceID(cli, nn, sn) if err != nil { return err } sd := serviceDelete{Name: sn, Force: *force} _, _, err = readBody(cli.call("DELETE", "/services/"+serviceID, sd, nil)) return err }
go
func (cli *NetworkCli) CmdServiceUnpublish(chain string, args ...string) error { cmd := cli.Subcmd(chain, "unpublish", "SERVICE[.NETWORK]", "Removes a service", false) force := cmd.Bool([]string{"f", "-force"}, false, "force unpublish service") cmd.Require(flag.Exact, 1) err := cmd.ParseFlags(args, true) if err != nil { return err } sn, nn := parseServiceName(cmd.Arg(0)) serviceID, err := lookupServiceID(cli, nn, sn) if err != nil { return err } sd := serviceDelete{Name: sn, Force: *force} _, _, err = readBody(cli.call("DELETE", "/services/"+serviceID, sd, nil)) return err }
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// CmdServiceUnpublish handles service delete UI
[ "CmdServiceUnpublish", "handles", "service", "delete", "UI" ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/client/service.go#L193-L212
22,557
docker/libnetwork
client/service.go
CmdServiceLs
func (cli *NetworkCli) CmdServiceLs(chain string, args ...string) error { cmd := cli.Subcmd(chain, "ls", "SERVICE", "Lists all the services on a network", false) flNetwork := cmd.String([]string{"net", "-network"}, "", "Only show the services that are published on the specified network") quiet := cmd.Bool([]string{"q", "-quiet"}, false, "Only display numeric IDs") noTrunc := cmd.Bool([]string{"#notrunc", "-no-trunc"}, false, "Do not truncate the output") err := cmd.ParseFlags(args, true) if err != nil { return err } var obj []byte if *flNetwork == "" { obj, _, err = readBody(cli.call("GET", "/services", nil, nil)) } else { obj, _, err = readBody(cli.call("GET", "/services?network="+*flNetwork, nil, nil)) } if err != nil { return err } var serviceResources []serviceResource err = json.Unmarshal(obj, &serviceResources) if err != nil { fmt.Println(err) return err } wr := tabwriter.NewWriter(cli.out, 20, 1, 3, ' ', 0) // unless quiet (-q) is specified, print field titles if !*quiet { fmt.Fprintln(wr, "SERVICE ID\tNAME\tNETWORK\tCONTAINER\tSANDBOX") } for _, sr := range serviceResources { ID := sr.ID bkID, sbID, err := getBackendID(cli, ID) if err != nil { return err } if !*noTrunc { ID = stringid.TruncateID(ID) bkID = stringid.TruncateID(bkID) sbID = stringid.TruncateID(sbID) } if !*quiet { fmt.Fprintf(wr, "%s\t%s\t%s\t%s\t%s\n", ID, sr.Name, sr.Network, bkID, sbID) } else { fmt.Fprintln(wr, ID) } } wr.Flush() return nil }
go
func (cli *NetworkCli) CmdServiceLs(chain string, args ...string) error { cmd := cli.Subcmd(chain, "ls", "SERVICE", "Lists all the services on a network", false) flNetwork := cmd.String([]string{"net", "-network"}, "", "Only show the services that are published on the specified network") quiet := cmd.Bool([]string{"q", "-quiet"}, false, "Only display numeric IDs") noTrunc := cmd.Bool([]string{"#notrunc", "-no-trunc"}, false, "Do not truncate the output") err := cmd.ParseFlags(args, true) if err != nil { return err } var obj []byte if *flNetwork == "" { obj, _, err = readBody(cli.call("GET", "/services", nil, nil)) } else { obj, _, err = readBody(cli.call("GET", "/services?network="+*flNetwork, nil, nil)) } if err != nil { return err } var serviceResources []serviceResource err = json.Unmarshal(obj, &serviceResources) if err != nil { fmt.Println(err) return err } wr := tabwriter.NewWriter(cli.out, 20, 1, 3, ' ', 0) // unless quiet (-q) is specified, print field titles if !*quiet { fmt.Fprintln(wr, "SERVICE ID\tNAME\tNETWORK\tCONTAINER\tSANDBOX") } for _, sr := range serviceResources { ID := sr.ID bkID, sbID, err := getBackendID(cli, ID) if err != nil { return err } if !*noTrunc { ID = stringid.TruncateID(ID) bkID = stringid.TruncateID(bkID) sbID = stringid.TruncateID(sbID) } if !*quiet { fmt.Fprintf(wr, "%s\t%s\t%s\t%s\t%s\n", ID, sr.Name, sr.Network, bkID, sbID) } else { fmt.Fprintln(wr, ID) } } wr.Flush() return nil }
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// CmdServiceLs handles service list UI
[ "CmdServiceLs", "handles", "service", "list", "UI" ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/client/service.go#L215-L269
22,558
docker/libnetwork
client/service.go
CmdServiceInfo
func (cli *NetworkCli) CmdServiceInfo(chain string, args ...string) error { cmd := cli.Subcmd(chain, "info", "SERVICE[.NETWORK]", "Displays detailed information about a service", false) cmd.Require(flag.Min, 1) err := cmd.ParseFlags(args, true) if err != nil { return err } sn, nn := parseServiceName(cmd.Arg(0)) serviceID, err := lookupServiceID(cli, nn, sn) if err != nil { return err } obj, _, err := readBody(cli.call("GET", "/services/"+serviceID, nil, nil)) if err != nil { return err } sr := &serviceResource{} if err := json.NewDecoder(bytes.NewReader(obj)).Decode(sr); err != nil { return err } fmt.Fprintf(cli.out, "Service Id: %s\n", sr.ID) fmt.Fprintf(cli.out, "\tName: %s\n", sr.Name) fmt.Fprintf(cli.out, "\tNetwork: %s\n", sr.Network) return nil }
go
func (cli *NetworkCli) CmdServiceInfo(chain string, args ...string) error { cmd := cli.Subcmd(chain, "info", "SERVICE[.NETWORK]", "Displays detailed information about a service", false) cmd.Require(flag.Min, 1) err := cmd.ParseFlags(args, true) if err != nil { return err } sn, nn := parseServiceName(cmd.Arg(0)) serviceID, err := lookupServiceID(cli, nn, sn) if err != nil { return err } obj, _, err := readBody(cli.call("GET", "/services/"+serviceID, nil, nil)) if err != nil { return err } sr := &serviceResource{} if err := json.NewDecoder(bytes.NewReader(obj)).Decode(sr); err != nil { return err } fmt.Fprintf(cli.out, "Service Id: %s\n", sr.ID) fmt.Fprintf(cli.out, "\tName: %s\n", sr.Name) fmt.Fprintf(cli.out, "\tNetwork: %s\n", sr.Network) return nil }
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// CmdServiceInfo handles service info UI
[ "CmdServiceInfo", "handles", "service", "info", "UI" ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/client/service.go#L294-L324
22,559
docker/libnetwork
client/service.go
CmdServiceAttach
func (cli *NetworkCli) CmdServiceAttach(chain string, args ...string) error { cmd := cli.Subcmd(chain, "attach", "CONTAINER SERVICE[.NETWORK]", "Sets a container as a service backend", false) flAlias := opts.NewListOpts(netutils.ValidateAlias) cmd.Var(&flAlias, []string{"-alias"}, "Add alias for another container") cmd.Require(flag.Min, 2) err := cmd.ParseFlags(args, true) if err != nil { return err } containerID, err := lookupContainerID(cli, cmd.Arg(0)) if err != nil { return err } sandboxID, err := lookupSandboxID(cli, containerID) if err != nil { return err } sn, nn := parseServiceName(cmd.Arg(1)) serviceID, err := lookupServiceID(cli, nn, sn) if err != nil { return err } nc := serviceAttach{SandboxID: sandboxID, Aliases: flAlias.GetAll()} _, _, err = readBody(cli.call("POST", "/services/"+serviceID+"/backend", nc, nil)) return err }
go
func (cli *NetworkCli) CmdServiceAttach(chain string, args ...string) error { cmd := cli.Subcmd(chain, "attach", "CONTAINER SERVICE[.NETWORK]", "Sets a container as a service backend", false) flAlias := opts.NewListOpts(netutils.ValidateAlias) cmd.Var(&flAlias, []string{"-alias"}, "Add alias for another container") cmd.Require(flag.Min, 2) err := cmd.ParseFlags(args, true) if err != nil { return err } containerID, err := lookupContainerID(cli, cmd.Arg(0)) if err != nil { return err } sandboxID, err := lookupSandboxID(cli, containerID) if err != nil { return err } sn, nn := parseServiceName(cmd.Arg(1)) serviceID, err := lookupServiceID(cli, nn, sn) if err != nil { return err } nc := serviceAttach{SandboxID: sandboxID, Aliases: flAlias.GetAll()} _, _, err = readBody(cli.call("POST", "/services/"+serviceID+"/backend", nc, nil)) return err }
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// CmdServiceAttach handles service attach UI
[ "CmdServiceAttach", "handles", "service", "attach", "UI" ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/client/service.go#L327-L358
22,560
docker/libnetwork
client/service.go
CmdServiceDetach
func (cli *NetworkCli) CmdServiceDetach(chain string, args ...string) error { cmd := cli.Subcmd(chain, "detach", "CONTAINER SERVICE", "Removes a container from service backend", false) cmd.Require(flag.Min, 2) err := cmd.ParseFlags(args, true) if err != nil { return err } sn, nn := parseServiceName(cmd.Arg(1)) containerID, err := lookupContainerID(cli, cmd.Arg(0)) if err != nil { return err } sandboxID, err := lookupSandboxID(cli, containerID) if err != nil { return err } serviceID, err := lookupServiceID(cli, nn, sn) if err != nil { return err } _, _, err = readBody(cli.call("DELETE", "/services/"+serviceID+"/backend/"+sandboxID, nil, nil)) if err != nil { return err } return nil }
go
func (cli *NetworkCli) CmdServiceDetach(chain string, args ...string) error { cmd := cli.Subcmd(chain, "detach", "CONTAINER SERVICE", "Removes a container from service backend", false) cmd.Require(flag.Min, 2) err := cmd.ParseFlags(args, true) if err != nil { return err } sn, nn := parseServiceName(cmd.Arg(1)) containerID, err := lookupContainerID(cli, cmd.Arg(0)) if err != nil { return err } sandboxID, err := lookupSandboxID(cli, containerID) if err != nil { return err } serviceID, err := lookupServiceID(cli, nn, sn) if err != nil { return err } _, _, err = readBody(cli.call("DELETE", "/services/"+serviceID+"/backend/"+sandboxID, nil, nil)) if err != nil { return err } return nil }
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// CmdServiceDetach handles service detach UI
[ "CmdServiceDetach", "handles", "service", "detach", "UI" ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/client/service.go#L361-L390
22,561
docker/libnetwork
ipam/store.go
SetValue
func (aSpace *addrSpace) SetValue(value []byte) error { rc := &addrSpace{subnets: make(map[SubnetKey]*PoolData)} if err := json.Unmarshal(value, rc); err != nil { return err } aSpace.subnets = rc.subnets return nil }
go
func (aSpace *addrSpace) SetValue(value []byte) error { rc := &addrSpace{subnets: make(map[SubnetKey]*PoolData)} if err := json.Unmarshal(value, rc); err != nil { return err } aSpace.subnets = rc.subnets return nil }
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// SetValue unmarshalls the data from the KV store.
[ "SetValue", "unmarshalls", "the", "data", "from", "the", "KV", "store", "." ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/ipam/store.go#L36-L43
22,562
docker/libnetwork
ipvs/ipvs.go
New
func New(path string) (*Handle, error) { setup() n := netns.None() if path != "" { var err error n, err = netns.GetFromPath(path) if err != nil { return nil, err } } defer n.Close() sock, err := nl.GetNetlinkSocketAt(n, netns.None(), syscall.NETLINK_GENERIC) if err != nil { return nil, err } // Add operation timeout to avoid deadlocks tv := syscall.NsecToTimeval(netlinkSendSocketTimeout.Nanoseconds()) if err := sock.SetSendTimeout(&tv); err != nil { return nil, err } tv = syscall.NsecToTimeval(netlinkRecvSocketsTimeout.Nanoseconds()) if err := sock.SetReceiveTimeout(&tv); err != nil { return nil, err } return &Handle{sock: sock}, nil }
go
func New(path string) (*Handle, error) { setup() n := netns.None() if path != "" { var err error n, err = netns.GetFromPath(path) if err != nil { return nil, err } } defer n.Close() sock, err := nl.GetNetlinkSocketAt(n, netns.None(), syscall.NETLINK_GENERIC) if err != nil { return nil, err } // Add operation timeout to avoid deadlocks tv := syscall.NsecToTimeval(netlinkSendSocketTimeout.Nanoseconds()) if err := sock.SetSendTimeout(&tv); err != nil { return nil, err } tv = syscall.NsecToTimeval(netlinkRecvSocketsTimeout.Nanoseconds()) if err := sock.SetReceiveTimeout(&tv); err != nil { return nil, err } return &Handle{sock: sock}, nil }
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// New provides a new ipvs handle in the namespace pointed to by the // passed path. It will return a valid handle or an error in case an // error occurred while creating the handle.
[ "New", "provides", "a", "new", "ipvs", "handle", "in", "the", "namespace", "pointed", "to", "by", "the", "passed", "path", ".", "It", "will", "return", "a", "valid", "handle", "or", "an", "error", "in", "case", "an", "error", "occurred", "while", "creating", "the", "handle", "." ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/ipvs/ipvs.go#L88-L116
22,563
docker/libnetwork
ipvs/ipvs.go
NewService
func (i *Handle) NewService(s *Service) error { return i.doCmd(s, nil, ipvsCmdNewService) }
go
func (i *Handle) NewService(s *Service) error { return i.doCmd(s, nil, ipvsCmdNewService) }
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// NewService creates a new ipvs service in the passed handle.
[ "NewService", "creates", "a", "new", "ipvs", "service", "in", "the", "passed", "handle", "." ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/ipvs/ipvs.go#L127-L129
22,564
docker/libnetwork
ipvs/ipvs.go
IsServicePresent
func (i *Handle) IsServicePresent(s *Service) bool { return nil == i.doCmd(s, nil, ipvsCmdGetService) }
go
func (i *Handle) IsServicePresent(s *Service) bool { return nil == i.doCmd(s, nil, ipvsCmdGetService) }
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// IsServicePresent queries for the ipvs service in the passed handle.
[ "IsServicePresent", "queries", "for", "the", "ipvs", "service", "in", "the", "passed", "handle", "." ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/ipvs/ipvs.go#L132-L134
22,565
docker/libnetwork
ipvs/ipvs.go
UpdateService
func (i *Handle) UpdateService(s *Service) error { return i.doCmd(s, nil, ipvsCmdSetService) }
go
func (i *Handle) UpdateService(s *Service) error { return i.doCmd(s, nil, ipvsCmdSetService) }
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// UpdateService updates an already existing service in the passed // handle.
[ "UpdateService", "updates", "an", "already", "existing", "service", "in", "the", "passed", "handle", "." ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/ipvs/ipvs.go#L138-L140
22,566
docker/libnetwork
ipvs/ipvs.go
DelService
func (i *Handle) DelService(s *Service) error { return i.doCmd(s, nil, ipvsCmdDelService) }
go
func (i *Handle) DelService(s *Service) error { return i.doCmd(s, nil, ipvsCmdDelService) }
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// DelService deletes an already existing service in the passed // handle.
[ "DelService", "deletes", "an", "already", "existing", "service", "in", "the", "passed", "handle", "." ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/ipvs/ipvs.go#L144-L146
22,567
docker/libnetwork
ipvs/ipvs.go
Flush
func (i *Handle) Flush() error { _, err := i.doCmdWithoutAttr(ipvsCmdFlush) return err }
go
func (i *Handle) Flush() error { _, err := i.doCmdWithoutAttr(ipvsCmdFlush) return err }
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// Flush deletes all existing services in the passed // handle.
[ "Flush", "deletes", "all", "existing", "services", "in", "the", "passed", "handle", "." ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/ipvs/ipvs.go#L150-L153
22,568
docker/libnetwork
ipvs/ipvs.go
NewDestination
func (i *Handle) NewDestination(s *Service, d *Destination) error { return i.doCmd(s, d, ipvsCmdNewDest) }
go
func (i *Handle) NewDestination(s *Service, d *Destination) error { return i.doCmd(s, d, ipvsCmdNewDest) }
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// NewDestination creates a new real server in the passed ipvs // service which should already be existing in the passed handle.
[ "NewDestination", "creates", "a", "new", "real", "server", "in", "the", "passed", "ipvs", "service", "which", "should", "already", "be", "existing", "in", "the", "passed", "handle", "." ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/ipvs/ipvs.go#L157-L159
22,569
docker/libnetwork
ipvs/ipvs.go
UpdateDestination
func (i *Handle) UpdateDestination(s *Service, d *Destination) error { return i.doCmd(s, d, ipvsCmdSetDest) }
go
func (i *Handle) UpdateDestination(s *Service, d *Destination) error { return i.doCmd(s, d, ipvsCmdSetDest) }
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// UpdateDestination updates an already existing real server in the // passed ipvs service in the passed handle.
[ "UpdateDestination", "updates", "an", "already", "existing", "real", "server", "in", "the", "passed", "ipvs", "service", "in", "the", "passed", "handle", "." ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/ipvs/ipvs.go#L163-L165
22,570
docker/libnetwork
ipvs/ipvs.go
DelDestination
func (i *Handle) DelDestination(s *Service, d *Destination) error { return i.doCmd(s, d, ipvsCmdDelDest) }
go
func (i *Handle) DelDestination(s *Service, d *Destination) error { return i.doCmd(s, d, ipvsCmdDelDest) }
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// DelDestination deletes an already existing real server in the // passed ipvs service in the passed handle.
[ "DelDestination", "deletes", "an", "already", "existing", "real", "server", "in", "the", "passed", "ipvs", "service", "in", "the", "passed", "handle", "." ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/ipvs/ipvs.go#L169-L171
22,571
docker/libnetwork
ipvs/ipvs.go
GetDestinations
func (i *Handle) GetDestinations(s *Service) ([]*Destination, error) { return i.doGetDestinationsCmd(s, nil) }
go
func (i *Handle) GetDestinations(s *Service) ([]*Destination, error) { return i.doGetDestinationsCmd(s, nil) }
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// GetDestinations returns an array of Destinations configured for this Service
[ "GetDestinations", "returns", "an", "array", "of", "Destinations", "configured", "for", "this", "Service" ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/ipvs/ipvs.go#L179-L181
22,572
docker/libnetwork
ipvs/ipvs.go
GetService
func (i *Handle) GetService(s *Service) (*Service, error) { res, err := i.doGetServicesCmd(s) if err != nil { return nil, err } // We are looking for exactly one service otherwise error out if len(res) != 1 { return nil, fmt.Errorf("Expected only one service obtained=%d", len(res)) } return res[0], nil }
go
func (i *Handle) GetService(s *Service) (*Service, error) { res, err := i.doGetServicesCmd(s) if err != nil { return nil, err } // We are looking for exactly one service otherwise error out if len(res) != 1 { return nil, fmt.Errorf("Expected only one service obtained=%d", len(res)) } return res[0], nil }
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// GetService gets details of a specific IPVS services, useful in updating statisics etc.,
[ "GetService", "gets", "details", "of", "a", "specific", "IPVS", "services", "useful", "in", "updating", "statisics", "etc", "." ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/ipvs/ipvs.go#L184-L197
22,573
docker/libnetwork
portmapper/mapper.go
NewWithPortAllocator
func NewWithPortAllocator(allocator *portallocator.PortAllocator, proxyPath string) *PortMapper { return &PortMapper{ currentMappings: make(map[string]*mapping), Allocator: allocator, proxyPath: proxyPath, } }
go
func NewWithPortAllocator(allocator *portallocator.PortAllocator, proxyPath string) *PortMapper { return &PortMapper{ currentMappings: make(map[string]*mapping), Allocator: allocator, proxyPath: proxyPath, } }
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// NewWithPortAllocator returns a new instance of PortMapper which will use the specified PortAllocator
[ "NewWithPortAllocator", "returns", "a", "new", "instance", "of", "PortMapper", "which", "will", "use", "the", "specified", "PortAllocator" ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/portmapper/mapper.go#L39-L45
22,574
docker/libnetwork
portmapper/mapper.go
Map
func (pm *PortMapper) Map(container net.Addr, hostIP net.IP, hostPort int, useProxy bool) (host net.Addr, err error) { return pm.MapRange(container, hostIP, hostPort, hostPort, useProxy) }
go
func (pm *PortMapper) Map(container net.Addr, hostIP net.IP, hostPort int, useProxy bool) (host net.Addr, err error) { return pm.MapRange(container, hostIP, hostPort, hostPort, useProxy) }
[ "func", "(", "pm", "*", "PortMapper", ")", "Map", "(", "container", "net", ".", "Addr", ",", "hostIP", "net", ".", "IP", ",", "hostPort", "int", ",", "useProxy", "bool", ")", "(", "host", "net", ".", "Addr", ",", "err", "error", ")", "{", "return", "pm", ".", "MapRange", "(", "container", ",", "hostIP", ",", "hostPort", ",", "hostPort", ",", "useProxy", ")", "\n", "}" ]
// Map maps the specified container transport address to the host's network address and transport port
[ "Map", "maps", "the", "specified", "container", "transport", "address", "to", "the", "host", "s", "network", "address", "and", "transport", "port" ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/portmapper/mapper.go#L48-L50
22,575
docker/libnetwork
portmapper/mapper.go
Unmap
func (pm *PortMapper) Unmap(host net.Addr) error { pm.lock.Lock() defer pm.lock.Unlock() key := getKey(host) data, exists := pm.currentMappings[key] if !exists { return ErrPortNotMapped } if data.userlandProxy != nil { data.userlandProxy.Stop() } delete(pm.currentMappings, key) containerIP, containerPort := getIPAndPort(data.container) hostIP, hostPort := getIPAndPort(data.host) if err := pm.DeleteForwardingTableEntry(data.proto, hostIP, hostPort, containerIP.String(), containerPort); err != nil { logrus.Errorf("Error on iptables delete: %s", err) } switch a := host.(type) { case *net.TCPAddr: return pm.Allocator.ReleasePort(a.IP, "tcp", a.Port) case *net.UDPAddr: return pm.Allocator.ReleasePort(a.IP, "udp", a.Port) case *sctp.SCTPAddr: if len(a.IP) == 0 { return ErrSCTPAddrNoIP } return pm.Allocator.ReleasePort(a.IP[0], "sctp", a.Port) } return ErrUnknownBackendAddressType }
go
func (pm *PortMapper) Unmap(host net.Addr) error { pm.lock.Lock() defer pm.lock.Unlock() key := getKey(host) data, exists := pm.currentMappings[key] if !exists { return ErrPortNotMapped } if data.userlandProxy != nil { data.userlandProxy.Stop() } delete(pm.currentMappings, key) containerIP, containerPort := getIPAndPort(data.container) hostIP, hostPort := getIPAndPort(data.host) if err := pm.DeleteForwardingTableEntry(data.proto, hostIP, hostPort, containerIP.String(), containerPort); err != nil { logrus.Errorf("Error on iptables delete: %s", err) } switch a := host.(type) { case *net.TCPAddr: return pm.Allocator.ReleasePort(a.IP, "tcp", a.Port) case *net.UDPAddr: return pm.Allocator.ReleasePort(a.IP, "udp", a.Port) case *sctp.SCTPAddr: if len(a.IP) == 0 { return ErrSCTPAddrNoIP } return pm.Allocator.ReleasePort(a.IP[0], "sctp", a.Port) } return ErrUnknownBackendAddressType }
[ "func", "(", "pm", "*", "PortMapper", ")", "Unmap", "(", "host", "net", ".", "Addr", ")", "error", "{", "pm", ".", "lock", ".", "Lock", "(", ")", "\n", "defer", "pm", ".", "lock", ".", "Unlock", "(", ")", "\n\n", "key", ":=", "getKey", "(", "host", ")", "\n", "data", ",", "exists", ":=", "pm", ".", "currentMappings", "[", "key", "]", "\n", "if", "!", "exists", "{", "return", "ErrPortNotMapped", "\n", "}", "\n\n", "if", "data", ".", "userlandProxy", "!=", "nil", "{", "data", ".", "userlandProxy", ".", "Stop", "(", ")", "\n", "}", "\n\n", "delete", "(", "pm", ".", "currentMappings", ",", "key", ")", "\n\n", "containerIP", ",", "containerPort", ":=", "getIPAndPort", "(", "data", ".", "container", ")", "\n", "hostIP", ",", "hostPort", ":=", "getIPAndPort", "(", "data", ".", "host", ")", "\n", "if", "err", ":=", "pm", ".", "DeleteForwardingTableEntry", "(", "data", ".", "proto", ",", "hostIP", ",", "hostPort", ",", "containerIP", ".", "String", "(", ")", ",", "containerPort", ")", ";", "err", "!=", "nil", "{", "logrus", ".", "Errorf", "(", "\"", "\"", ",", "err", ")", "\n", "}", "\n\n", "switch", "a", ":=", "host", ".", "(", "type", ")", "{", "case", "*", "net", ".", "TCPAddr", ":", "return", "pm", ".", "Allocator", ".", "ReleasePort", "(", "a", ".", "IP", ",", "\"", "\"", ",", "a", ".", "Port", ")", "\n", "case", "*", "net", ".", "UDPAddr", ":", "return", "pm", ".", "Allocator", ".", "ReleasePort", "(", "a", ".", "IP", ",", "\"", "\"", ",", "a", ".", "Port", ")", "\n", "case", "*", "sctp", ".", "SCTPAddr", ":", "if", "len", "(", "a", ".", "IP", ")", "==", "0", "{", "return", "ErrSCTPAddrNoIP", "\n", "}", "\n", "return", "pm", ".", "Allocator", ".", "ReleasePort", "(", "a", ".", "IP", "[", "0", "]", ",", "\"", "\"", ",", "a", ".", "Port", ")", "\n", "}", "\n", "return", "ErrUnknownBackendAddressType", "\n", "}" ]
// Unmap removes stored mapping for the specified host transport address
[ "Unmap", "removes", "stored", "mapping", "for", "the", "specified", "host", "transport", "address" ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/portmapper/mapper.go#L185-L219
22,576
docker/libnetwork
portmapper/mapper.go
ReMapAll
func (pm *PortMapper) ReMapAll() { pm.lock.Lock() defer pm.lock.Unlock() logrus.Debugln("Re-applying all port mappings.") for _, data := range pm.currentMappings { containerIP, containerPort := getIPAndPort(data.container) hostIP, hostPort := getIPAndPort(data.host) if err := pm.AppendForwardingTableEntry(data.proto, hostIP, hostPort, containerIP.String(), containerPort); err != nil { logrus.Errorf("Error on iptables add: %s", err) } } }
go
func (pm *PortMapper) ReMapAll() { pm.lock.Lock() defer pm.lock.Unlock() logrus.Debugln("Re-applying all port mappings.") for _, data := range pm.currentMappings { containerIP, containerPort := getIPAndPort(data.container) hostIP, hostPort := getIPAndPort(data.host) if err := pm.AppendForwardingTableEntry(data.proto, hostIP, hostPort, containerIP.String(), containerPort); err != nil { logrus.Errorf("Error on iptables add: %s", err) } } }
[ "func", "(", "pm", "*", "PortMapper", ")", "ReMapAll", "(", ")", "{", "pm", ".", "lock", ".", "Lock", "(", ")", "\n", "defer", "pm", ".", "lock", ".", "Unlock", "(", ")", "\n", "logrus", ".", "Debugln", "(", "\"", "\"", ")", "\n", "for", "_", ",", "data", ":=", "range", "pm", ".", "currentMappings", "{", "containerIP", ",", "containerPort", ":=", "getIPAndPort", "(", "data", ".", "container", ")", "\n", "hostIP", ",", "hostPort", ":=", "getIPAndPort", "(", "data", ".", "host", ")", "\n", "if", "err", ":=", "pm", ".", "AppendForwardingTableEntry", "(", "data", ".", "proto", ",", "hostIP", ",", "hostPort", ",", "containerIP", ".", "String", "(", ")", ",", "containerPort", ")", ";", "err", "!=", "nil", "{", "logrus", ".", "Errorf", "(", "\"", "\"", ",", "err", ")", "\n", "}", "\n", "}", "\n", "}" ]
//ReMapAll will re-apply all port mappings
[ "ReMapAll", "will", "re", "-", "apply", "all", "port", "mappings" ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/portmapper/mapper.go#L222-L233
22,577
docker/libnetwork
datastore/mock_store.go
Get
func (s *MockStore) Get(key string) (*store.KVPair, error) { mData := s.db[key] if mData == nil { return nil, nil } return &store.KVPair{Value: mData.Data, LastIndex: mData.Index}, nil }
go
func (s *MockStore) Get(key string) (*store.KVPair, error) { mData := s.db[key] if mData == nil { return nil, nil } return &store.KVPair{Value: mData.Data, LastIndex: mData.Index}, nil }
[ "func", "(", "s", "*", "MockStore", ")", "Get", "(", "key", "string", ")", "(", "*", "store", ".", "KVPair", ",", "error", ")", "{", "mData", ":=", "s", ".", "db", "[", "key", "]", "\n", "if", "mData", "==", "nil", "{", "return", "nil", ",", "nil", "\n", "}", "\n", "return", "&", "store", ".", "KVPair", "{", "Value", ":", "mData", ".", "Data", ",", "LastIndex", ":", "mData", ".", "Index", "}", ",", "nil", "\n\n", "}" ]
// Get the value at "key", returns the last modified index // to use in conjunction to CAS calls
[ "Get", "the", "value", "at", "key", "returns", "the", "last", "modified", "index", "to", "use", "in", "conjunction", "to", "CAS", "calls" ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/datastore/mock_store.go#L34-L41
22,578
docker/libnetwork
datastore/mock_store.go
Put
func (s *MockStore) Put(key string, value []byte, options *store.WriteOptions) error { mData := s.db[key] if mData == nil { mData = &MockData{value, 0} } mData.Index = mData.Index + 1 s.db[key] = mData return nil }
go
func (s *MockStore) Put(key string, value []byte, options *store.WriteOptions) error { mData := s.db[key] if mData == nil { mData = &MockData{value, 0} } mData.Index = mData.Index + 1 s.db[key] = mData return nil }
[ "func", "(", "s", "*", "MockStore", ")", "Put", "(", "key", "string", ",", "value", "[", "]", "byte", ",", "options", "*", "store", ".", "WriteOptions", ")", "error", "{", "mData", ":=", "s", ".", "db", "[", "key", "]", "\n", "if", "mData", "==", "nil", "{", "mData", "=", "&", "MockData", "{", "value", ",", "0", "}", "\n", "}", "\n", "mData", ".", "Index", "=", "mData", ".", "Index", "+", "1", "\n", "s", ".", "db", "[", "key", "]", "=", "mData", "\n", "return", "nil", "\n", "}" ]
// Put a value at "key"
[ "Put", "a", "value", "at", "key" ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/datastore/mock_store.go#L44-L52
22,579
docker/libnetwork
datastore/mock_store.go
Delete
func (s *MockStore) Delete(key string) error { delete(s.db, key) return nil }
go
func (s *MockStore) Delete(key string) error { delete(s.db, key) return nil }
[ "func", "(", "s", "*", "MockStore", ")", "Delete", "(", "key", "string", ")", "error", "{", "delete", "(", "s", ".", "db", ",", "key", ")", "\n", "return", "nil", "\n", "}" ]
// Delete a value at "key"
[ "Delete", "a", "value", "at", "key" ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/datastore/mock_store.go#L55-L58
22,580
docker/libnetwork
datastore/mock_store.go
Exists
func (s *MockStore) Exists(key string) (bool, error) { _, ok := s.db[key] return ok, nil }
go
func (s *MockStore) Exists(key string) (bool, error) { _, ok := s.db[key] return ok, nil }
[ "func", "(", "s", "*", "MockStore", ")", "Exists", "(", "key", "string", ")", "(", "bool", ",", "error", ")", "{", "_", ",", "ok", ":=", "s", ".", "db", "[", "key", "]", "\n", "return", "ok", ",", "nil", "\n", "}" ]
// Exists checks that the key exists inside the store
[ "Exists", "checks", "that", "the", "key", "exists", "inside", "the", "store" ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/datastore/mock_store.go#L61-L64
22,581
docker/libnetwork
datastore/mock_store.go
List
func (s *MockStore) List(prefix string) ([]*store.KVPair, error) { return nil, ErrNotImplemented }
go
func (s *MockStore) List(prefix string) ([]*store.KVPair, error) { return nil, ErrNotImplemented }
[ "func", "(", "s", "*", "MockStore", ")", "List", "(", "prefix", "string", ")", "(", "[", "]", "*", "store", ".", "KVPair", ",", "error", ")", "{", "return", "nil", ",", "ErrNotImplemented", "\n", "}" ]
// List gets a range of values at "directory"
[ "List", "gets", "a", "range", "of", "values", "at", "directory" ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/datastore/mock_store.go#L67-L69
22,582
docker/libnetwork
datastore/mock_store.go
DeleteTree
func (s *MockStore) DeleteTree(prefix string) error { delete(s.db, prefix) return nil }
go
func (s *MockStore) DeleteTree(prefix string) error { delete(s.db, prefix) return nil }
[ "func", "(", "s", "*", "MockStore", ")", "DeleteTree", "(", "prefix", "string", ")", "error", "{", "delete", "(", "s", ".", "db", ",", "prefix", ")", "\n", "return", "nil", "\n", "}" ]
// DeleteTree deletes a range of values at "directory"
[ "DeleteTree", "deletes", "a", "range", "of", "values", "at", "directory" ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/datastore/mock_store.go#L72-L75
22,583
docker/libnetwork
datastore/mock_store.go
Watch
func (s *MockStore) Watch(key string, stopCh <-chan struct{}) (<-chan *store.KVPair, error) { return nil, ErrNotImplemented }
go
func (s *MockStore) Watch(key string, stopCh <-chan struct{}) (<-chan *store.KVPair, error) { return nil, ErrNotImplemented }
[ "func", "(", "s", "*", "MockStore", ")", "Watch", "(", "key", "string", ",", "stopCh", "<-", "chan", "struct", "{", "}", ")", "(", "<-", "chan", "*", "store", ".", "KVPair", ",", "error", ")", "{", "return", "nil", ",", "ErrNotImplemented", "\n", "}" ]
// Watch a single key for modifications
[ "Watch", "a", "single", "key", "for", "modifications" ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/datastore/mock_store.go#L78-L80
22,584
docker/libnetwork
datastore/mock_store.go
WatchTree
func (s *MockStore) WatchTree(prefix string, stopCh <-chan struct{}) (<-chan []*store.KVPair, error) { return nil, ErrNotImplemented }
go
func (s *MockStore) WatchTree(prefix string, stopCh <-chan struct{}) (<-chan []*store.KVPair, error) { return nil, ErrNotImplemented }
[ "func", "(", "s", "*", "MockStore", ")", "WatchTree", "(", "prefix", "string", ",", "stopCh", "<-", "chan", "struct", "{", "}", ")", "(", "<-", "chan", "[", "]", "*", "store", ".", "KVPair", ",", "error", ")", "{", "return", "nil", ",", "ErrNotImplemented", "\n", "}" ]
// WatchTree triggers a watch on a range of values at "directory"
[ "WatchTree", "triggers", "a", "watch", "on", "a", "range", "of", "values", "at", "directory" ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/datastore/mock_store.go#L83-L85
22,585
docker/libnetwork
datastore/mock_store.go
AtomicPut
func (s *MockStore) AtomicPut(key string, newValue []byte, previous *store.KVPair, options *store.WriteOptions) (bool, *store.KVPair, error) { mData := s.db[key] if previous == nil { if mData != nil { return false, nil, types.BadRequestErrorf("atomic put failed because key exists") } // Else OK. } else { if mData == nil { return false, nil, types.BadRequestErrorf("atomic put failed because key exists") } if mData != nil && mData.Index != previous.LastIndex { return false, nil, types.BadRequestErrorf("atomic put failed due to mismatched Index") } // Else OK. } err := s.Put(key, newValue, nil) if err != nil { return false, nil, err } return true, &store.KVPair{Key: key, Value: newValue, LastIndex: s.db[key].Index}, nil }
go
func (s *MockStore) AtomicPut(key string, newValue []byte, previous *store.KVPair, options *store.WriteOptions) (bool, *store.KVPair, error) { mData := s.db[key] if previous == nil { if mData != nil { return false, nil, types.BadRequestErrorf("atomic put failed because key exists") } // Else OK. } else { if mData == nil { return false, nil, types.BadRequestErrorf("atomic put failed because key exists") } if mData != nil && mData.Index != previous.LastIndex { return false, nil, types.BadRequestErrorf("atomic put failed due to mismatched Index") } // Else OK. } err := s.Put(key, newValue, nil) if err != nil { return false, nil, err } return true, &store.KVPair{Key: key, Value: newValue, LastIndex: s.db[key].Index}, nil }
[ "func", "(", "s", "*", "MockStore", ")", "AtomicPut", "(", "key", "string", ",", "newValue", "[", "]", "byte", ",", "previous", "*", "store", ".", "KVPair", ",", "options", "*", "store", ".", "WriteOptions", ")", "(", "bool", ",", "*", "store", ".", "KVPair", ",", "error", ")", "{", "mData", ":=", "s", ".", "db", "[", "key", "]", "\n\n", "if", "previous", "==", "nil", "{", "if", "mData", "!=", "nil", "{", "return", "false", ",", "nil", ",", "types", ".", "BadRequestErrorf", "(", "\"", "\"", ")", "\n", "}", "// Else OK.", "\n", "}", "else", "{", "if", "mData", "==", "nil", "{", "return", "false", ",", "nil", ",", "types", ".", "BadRequestErrorf", "(", "\"", "\"", ")", "\n", "}", "\n", "if", "mData", "!=", "nil", "&&", "mData", ".", "Index", "!=", "previous", ".", "LastIndex", "{", "return", "false", ",", "nil", ",", "types", ".", "BadRequestErrorf", "(", "\"", "\"", ")", "\n", "}", "// Else OK.", "\n", "}", "\n", "err", ":=", "s", ".", "Put", "(", "key", ",", "newValue", ",", "nil", ")", "\n", "if", "err", "!=", "nil", "{", "return", "false", ",", "nil", ",", "err", "\n", "}", "\n", "return", "true", ",", "&", "store", ".", "KVPair", "{", "Key", ":", "key", ",", "Value", ":", "newValue", ",", "LastIndex", ":", "s", ".", "db", "[", "key", "]", ".", "Index", "}", ",", "nil", "\n", "}" ]
// AtomicPut put a value at "key" if the key has not been // modified in the meantime, throws an error if this is the case
[ "AtomicPut", "put", "a", "value", "at", "key", "if", "the", "key", "has", "not", "been", "modified", "in", "the", "meantime", "throws", "an", "error", "if", "this", "is", "the", "case" ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/datastore/mock_store.go#L94-L114
22,586
docker/libnetwork
datastore/mock_store.go
AtomicDelete
func (s *MockStore) AtomicDelete(key string, previous *store.KVPair) (bool, error) { mData := s.db[key] if mData != nil && mData.Index != previous.LastIndex { return false, types.BadRequestErrorf("atomic delete failed due to mismatched Index") } return true, s.Delete(key) }
go
func (s *MockStore) AtomicDelete(key string, previous *store.KVPair) (bool, error) { mData := s.db[key] if mData != nil && mData.Index != previous.LastIndex { return false, types.BadRequestErrorf("atomic delete failed due to mismatched Index") } return true, s.Delete(key) }
[ "func", "(", "s", "*", "MockStore", ")", "AtomicDelete", "(", "key", "string", ",", "previous", "*", "store", ".", "KVPair", ")", "(", "bool", ",", "error", ")", "{", "mData", ":=", "s", ".", "db", "[", "key", "]", "\n", "if", "mData", "!=", "nil", "&&", "mData", ".", "Index", "!=", "previous", ".", "LastIndex", "{", "return", "false", ",", "types", ".", "BadRequestErrorf", "(", "\"", "\"", ")", "\n", "}", "\n", "return", "true", ",", "s", ".", "Delete", "(", "key", ")", "\n", "}" ]
// AtomicDelete deletes a value at "key" if the key has not // been modified in the meantime, throws an error if this is the case
[ "AtomicDelete", "deletes", "a", "value", "at", "key", "if", "the", "key", "has", "not", "been", "modified", "in", "the", "meantime", "throws", "an", "error", "if", "this", "is", "the", "case" ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/datastore/mock_store.go#L118-L124
22,587
docker/libnetwork
resolver.go
NewResolver
func NewResolver(address string, proxyDNS bool, resolverKey string, backend DNSBackend) Resolver { return &resolver{ backend: backend, proxyDNS: proxyDNS, listenAddress: address, resolverKey: resolverKey, err: fmt.Errorf("setup not done yet"), startCh: make(chan struct{}, 1), } }
go
func NewResolver(address string, proxyDNS bool, resolverKey string, backend DNSBackend) Resolver { return &resolver{ backend: backend, proxyDNS: proxyDNS, listenAddress: address, resolverKey: resolverKey, err: fmt.Errorf("setup not done yet"), startCh: make(chan struct{}, 1), } }
[ "func", "NewResolver", "(", "address", "string", ",", "proxyDNS", "bool", ",", "resolverKey", "string", ",", "backend", "DNSBackend", ")", "Resolver", "{", "return", "&", "resolver", "{", "backend", ":", "backend", ",", "proxyDNS", ":", "proxyDNS", ",", "listenAddress", ":", "address", ",", "resolverKey", ":", "resolverKey", ",", "err", ":", "fmt", ".", "Errorf", "(", "\"", "\"", ")", ",", "startCh", ":", "make", "(", "chan", "struct", "{", "}", ",", "1", ")", ",", "}", "\n", "}" ]
// NewResolver creates a new instance of the Resolver
[ "NewResolver", "creates", "a", "new", "instance", "of", "the", "Resolver" ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/resolver.go#L102-L111
22,588
docker/libnetwork
ipam/utils.go
generateAddress
func generateAddress(ordinal uint64, network *net.IPNet) net.IP { var address [16]byte // Get network portion of IP if getAddressVersion(network.IP) == v4 { copy(address[:], network.IP.To4()) } else { copy(address[:], network.IP) } end := len(network.Mask) addIntToIP(address[:end], ordinal) return net.IP(address[:end]) }
go
func generateAddress(ordinal uint64, network *net.IPNet) net.IP { var address [16]byte // Get network portion of IP if getAddressVersion(network.IP) == v4 { copy(address[:], network.IP.To4()) } else { copy(address[:], network.IP) } end := len(network.Mask) addIntToIP(address[:end], ordinal) return net.IP(address[:end]) }
[ "func", "generateAddress", "(", "ordinal", "uint64", ",", "network", "*", "net", ".", "IPNet", ")", "net", ".", "IP", "{", "var", "address", "[", "16", "]", "byte", "\n\n", "// Get network portion of IP", "if", "getAddressVersion", "(", "network", ".", "IP", ")", "==", "v4", "{", "copy", "(", "address", "[", ":", "]", ",", "network", ".", "IP", ".", "To4", "(", ")", ")", "\n", "}", "else", "{", "copy", "(", "address", "[", ":", "]", ",", "network", ".", "IP", ")", "\n", "}", "\n\n", "end", ":=", "len", "(", "network", ".", "Mask", ")", "\n", "addIntToIP", "(", "address", "[", ":", "end", "]", ",", "ordinal", ")", "\n\n", "return", "net", ".", "IP", "(", "address", "[", ":", "end", "]", ")", "\n", "}" ]
// It generates the ip address in the passed subnet specified by // the passed host address ordinal
[ "It", "generates", "the", "ip", "address", "in", "the", "passed", "subnet", "specified", "by", "the", "passed", "host", "address", "ordinal" ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/ipam/utils.go#L41-L55
22,589
docker/libnetwork
ipam/utils.go
addIntToIP
func addIntToIP(array []byte, ordinal uint64) { for i := len(array) - 1; i >= 0; i-- { array[i] |= (byte)(ordinal & 0xff) ordinal >>= 8 } }
go
func addIntToIP(array []byte, ordinal uint64) { for i := len(array) - 1; i >= 0; i-- { array[i] |= (byte)(ordinal & 0xff) ordinal >>= 8 } }
[ "func", "addIntToIP", "(", "array", "[", "]", "byte", ",", "ordinal", "uint64", ")", "{", "for", "i", ":=", "len", "(", "array", ")", "-", "1", ";", "i", ">=", "0", ";", "i", "--", "{", "array", "[", "i", "]", "|=", "(", "byte", ")", "(", "ordinal", "&", "0xff", ")", "\n", "ordinal", ">>=", "8", "\n", "}", "\n", "}" ]
// Adds the ordinal IP to the current array // 192.168.0.0 + 53 => 192.168.0.53
[ "Adds", "the", "ordinal", "IP", "to", "the", "current", "array", "192", ".", "168", ".", "0", ".", "0", "+", "53", "=", ">", "192", ".", "168", ".", "0", ".", "53" ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/ipam/utils.go#L66-L71
22,590
docker/libnetwork
ipam/utils.go
ipToUint64
func ipToUint64(ip []byte) (value uint64) { cip := types.GetMinimalIP(ip) for i := 0; i < len(cip); i++ { j := len(cip) - 1 - i value += uint64(cip[i]) << uint(j*8) } return value }
go
func ipToUint64(ip []byte) (value uint64) { cip := types.GetMinimalIP(ip) for i := 0; i < len(cip); i++ { j := len(cip) - 1 - i value += uint64(cip[i]) << uint(j*8) } return value }
[ "func", "ipToUint64", "(", "ip", "[", "]", "byte", ")", "(", "value", "uint64", ")", "{", "cip", ":=", "types", ".", "GetMinimalIP", "(", "ip", ")", "\n", "for", "i", ":=", "0", ";", "i", "<", "len", "(", "cip", ")", ";", "i", "++", "{", "j", ":=", "len", "(", "cip", ")", "-", "1", "-", "i", "\n", "value", "+=", "uint64", "(", "cip", "[", "i", "]", ")", "<<", "uint", "(", "j", "*", "8", ")", "\n", "}", "\n", "return", "value", "\n", "}" ]
// Convert an ordinal to the respective IP address
[ "Convert", "an", "ordinal", "to", "the", "respective", "IP", "address" ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/ipam/utils.go#L74-L81
22,591
docker/libnetwork
netlabel/labels.go
Key
func Key(label string) (key string) { if kv := strings.SplitN(label, "=", 2); len(kv) > 0 { key = kv[0] } return }
go
func Key(label string) (key string) { if kv := strings.SplitN(label, "=", 2); len(kv) > 0 { key = kv[0] } return }
[ "func", "Key", "(", "label", "string", ")", "(", "key", "string", ")", "{", "if", "kv", ":=", "strings", ".", "SplitN", "(", "label", ",", "\"", "\"", ",", "2", ")", ";", "len", "(", "kv", ")", ">", "0", "{", "key", "=", "kv", "[", "0", "]", "\n", "}", "\n", "return", "\n", "}" ]
// Key extracts the key portion of the label
[ "Key", "extracts", "the", "key", "portion", "of", "the", "label" ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/netlabel/labels.go#L105-L110
22,592
docker/libnetwork
netlabel/labels.go
Value
func Value(label string) (value string) { if kv := strings.SplitN(label, "=", 2); len(kv) > 1 { value = kv[1] } return }
go
func Value(label string) (value string) { if kv := strings.SplitN(label, "=", 2); len(kv) > 1 { value = kv[1] } return }
[ "func", "Value", "(", "label", "string", ")", "(", "value", "string", ")", "{", "if", "kv", ":=", "strings", ".", "SplitN", "(", "label", ",", "\"", "\"", ",", "2", ")", ";", "len", "(", "kv", ")", ">", "1", "{", "value", "=", "kv", "[", "1", "]", "\n", "}", "\n", "return", "\n", "}" ]
// Value extracts the value portion of the label
[ "Value", "extracts", "the", "value", "portion", "of", "the", "label" ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/netlabel/labels.go#L113-L118
22,593
docker/libnetwork
ipams/windowsipam/windowsipam.go
GetInit
func GetInit(ipamName string) func(ic ipamapi.Callback, l, g interface{}) error { return func(ic ipamapi.Callback, l, g interface{}) error { return ic.RegisterIpamDriver(ipamName, &allocator{}) } }
go
func GetInit(ipamName string) func(ic ipamapi.Callback, l, g interface{}) error { return func(ic ipamapi.Callback, l, g interface{}) error { return ic.RegisterIpamDriver(ipamName, &allocator{}) } }
[ "func", "GetInit", "(", "ipamName", "string", ")", "func", "(", "ic", "ipamapi", ".", "Callback", ",", "l", ",", "g", "interface", "{", "}", ")", "error", "{", "return", "func", "(", "ic", "ipamapi", ".", "Callback", ",", "l", ",", "g", "interface", "{", "}", ")", "error", "{", "return", "ic", ".", "RegisterIpamDriver", "(", "ipamName", ",", "&", "allocator", "{", "}", ")", "\n", "}", "\n", "}" ]
// GetInit registers the built-in ipam service with libnetwork
[ "GetInit", "registers", "the", "built", "-", "in", "ipam", "service", "with", "libnetwork" ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/ipams/windowsipam/windowsipam.go#L28-L32
22,594
docker/libnetwork
ipams/windowsipam/windowsipam.go
RequestPool
func (a *allocator) RequestPool(addressSpace, pool, subPool string, options map[string]string, v6 bool) (string, *net.IPNet, map[string]string, error) { logrus.Debugf("RequestPool(%s, %s, %s, %v, %t)", addressSpace, pool, subPool, options, v6) if subPool != "" || v6 { return "", nil, nil, types.InternalErrorf("This request is not supported by null ipam driver") } var ipNet *net.IPNet var err error if pool != "" { _, ipNet, err = net.ParseCIDR(pool) if err != nil { return "", nil, nil, err } } else { ipNet = defaultPool } return ipNet.String(), ipNet, nil, nil }
go
func (a *allocator) RequestPool(addressSpace, pool, subPool string, options map[string]string, v6 bool) (string, *net.IPNet, map[string]string, error) { logrus.Debugf("RequestPool(%s, %s, %s, %v, %t)", addressSpace, pool, subPool, options, v6) if subPool != "" || v6 { return "", nil, nil, types.InternalErrorf("This request is not supported by null ipam driver") } var ipNet *net.IPNet var err error if pool != "" { _, ipNet, err = net.ParseCIDR(pool) if err != nil { return "", nil, nil, err } } else { ipNet = defaultPool } return ipNet.String(), ipNet, nil, nil }
[ "func", "(", "a", "*", "allocator", ")", "RequestPool", "(", "addressSpace", ",", "pool", ",", "subPool", "string", ",", "options", "map", "[", "string", "]", "string", ",", "v6", "bool", ")", "(", "string", ",", "*", "net", ".", "IPNet", ",", "map", "[", "string", "]", "string", ",", "error", ")", "{", "logrus", ".", "Debugf", "(", "\"", "\"", ",", "addressSpace", ",", "pool", ",", "subPool", ",", "options", ",", "v6", ")", "\n", "if", "subPool", "!=", "\"", "\"", "||", "v6", "{", "return", "\"", "\"", ",", "nil", ",", "nil", ",", "types", ".", "InternalErrorf", "(", "\"", "\"", ")", "\n", "}", "\n\n", "var", "ipNet", "*", "net", ".", "IPNet", "\n", "var", "err", "error", "\n\n", "if", "pool", "!=", "\"", "\"", "{", "_", ",", "ipNet", ",", "err", "=", "net", ".", "ParseCIDR", "(", "pool", ")", "\n", "if", "err", "!=", "nil", "{", "return", "\"", "\"", ",", "nil", ",", "nil", ",", "err", "\n", "}", "\n", "}", "else", "{", "ipNet", "=", "defaultPool", "\n", "}", "\n\n", "return", "ipNet", ".", "String", "(", ")", ",", "ipNet", ",", "nil", ",", "nil", "\n", "}" ]
// RequestPool returns an address pool along with its unique id. This is a null ipam driver. It allocates the // subnet user asked and does not validate anything. Doesn't support subpool allocation
[ "RequestPool", "returns", "an", "address", "pool", "along", "with", "its", "unique", "id", ".", "This", "is", "a", "null", "ipam", "driver", ".", "It", "allocates", "the", "subnet", "user", "asked", "and", "does", "not", "validate", "anything", ".", "Doesn", "t", "support", "subpool", "allocation" ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/ipams/windowsipam/windowsipam.go#L40-L59
22,595
docker/libnetwork
ipams/windowsipam/windowsipam.go
ReleasePool
func (a *allocator) ReleasePool(poolID string) error { logrus.Debugf("ReleasePool(%s)", poolID) return nil }
go
func (a *allocator) ReleasePool(poolID string) error { logrus.Debugf("ReleasePool(%s)", poolID) return nil }
[ "func", "(", "a", "*", "allocator", ")", "ReleasePool", "(", "poolID", "string", ")", "error", "{", "logrus", ".", "Debugf", "(", "\"", "\"", ",", "poolID", ")", "\n", "return", "nil", "\n", "}" ]
// ReleasePool releases the address pool - always succeeds
[ "ReleasePool", "releases", "the", "address", "pool", "-", "always", "succeeds" ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/ipams/windowsipam/windowsipam.go#L62-L65
22,596
docker/libnetwork
ipams/windowsipam/windowsipam.go
ReleaseAddress
func (a *allocator) ReleaseAddress(poolID string, address net.IP) error { logrus.Debugf("ReleaseAddress(%s, %v)", poolID, address) return nil }
go
func (a *allocator) ReleaseAddress(poolID string, address net.IP) error { logrus.Debugf("ReleaseAddress(%s, %v)", poolID, address) return nil }
[ "func", "(", "a", "*", "allocator", ")", "ReleaseAddress", "(", "poolID", "string", ",", "address", "net", ".", "IP", ")", "error", "{", "logrus", ".", "Debugf", "(", "\"", "\"", ",", "poolID", ",", "address", ")", "\n", "return", "nil", "\n", "}" ]
// ReleaseAddress releases the address - always succeeds
[ "ReleaseAddress", "releases", "the", "address", "-", "always", "succeeds" ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/ipams/windowsipam/windowsipam.go#L85-L88
22,597
docker/libnetwork
ipams/remote/api/api.go
ToCapability
func (capRes GetCapabilityResponse) ToCapability() *ipamapi.Capability { return &ipamapi.Capability{ RequiresMACAddress: capRes.RequiresMACAddress, RequiresRequestReplay: capRes.RequiresRequestReplay, } }
go
func (capRes GetCapabilityResponse) ToCapability() *ipamapi.Capability { return &ipamapi.Capability{ RequiresMACAddress: capRes.RequiresMACAddress, RequiresRequestReplay: capRes.RequiresRequestReplay, } }
[ "func", "(", "capRes", "GetCapabilityResponse", ")", "ToCapability", "(", ")", "*", "ipamapi", ".", "Capability", "{", "return", "&", "ipamapi", ".", "Capability", "{", "RequiresMACAddress", ":", "capRes", ".", "RequiresMACAddress", ",", "RequiresRequestReplay", ":", "capRes", ".", "RequiresRequestReplay", ",", "}", "\n", "}" ]
// ToCapability converts the capability response into the internal ipam driver capability structure
[ "ToCapability", "converts", "the", "capability", "response", "into", "the", "internal", "ipam", "driver", "capability", "structure" ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/ipams/remote/api/api.go#L30-L35
22,598
docker/libnetwork
driverapi/driverapi.go
IsValidType
func IsValidType(objType ObjectType) bool { switch objType { case EndpointObject: fallthrough case NetworkObject: fallthrough case OpaqueObject: return true } return false }
go
func IsValidType(objType ObjectType) bool { switch objType { case EndpointObject: fallthrough case NetworkObject: fallthrough case OpaqueObject: return true } return false }
[ "func", "IsValidType", "(", "objType", "ObjectType", ")", "bool", "{", "switch", "objType", "{", "case", "EndpointObject", ":", "fallthrough", "\n", "case", "NetworkObject", ":", "fallthrough", "\n", "case", "OpaqueObject", ":", "return", "true", "\n", "}", "\n", "return", "false", "\n", "}" ]
// IsValidType validates the passed in type against the valid object types
[ "IsValidType", "validates", "the", "passed", "in", "type", "against", "the", "valid", "object", "types" ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/driverapi/driverapi.go#L203-L213
22,599
docker/libnetwork
network.go
Validate
func (c *IpamConf) Validate() error { if c.Gateway != "" && nil == net.ParseIP(c.Gateway) { return types.BadRequestErrorf("invalid gateway address %s in Ipam configuration", c.Gateway) } return nil }
go
func (c *IpamConf) Validate() error { if c.Gateway != "" && nil == net.ParseIP(c.Gateway) { return types.BadRequestErrorf("invalid gateway address %s in Ipam configuration", c.Gateway) } return nil }
[ "func", "(", "c", "*", "IpamConf", ")", "Validate", "(", ")", "error", "{", "if", "c", ".", "Gateway", "!=", "\"", "\"", "&&", "nil", "==", "net", ".", "ParseIP", "(", "c", ".", "Gateway", ")", "{", "return", "types", ".", "BadRequestErrorf", "(", "\"", "\"", ",", "c", ".", "Gateway", ")", "\n", "}", "\n", "return", "nil", "\n", "}" ]
// Validate checks whether the configuration is valid
[ "Validate", "checks", "whether", "the", "configuration", "is", "valid" ]
9ff9b57c344df5cd47443ad9e65702ec85c5aeb0
https://github.com/docker/libnetwork/blob/9ff9b57c344df5cd47443ad9e65702ec85c5aeb0/network.go#L146-L151