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guregu/null
bool.go
UnmarshalJSON
func (b *Bool) UnmarshalJSON(data []byte) error { var err error var v interface{} if err = json.Unmarshal(data, &v); err != nil { return err } switch x := v.(type) { case bool: b.Bool = x case map[string]interface{}: err = json.Unmarshal(data, &b.NullBool) case nil: b.Valid = false return nil default...
go
func (b *Bool) UnmarshalJSON(data []byte) error { var err error var v interface{} if err = json.Unmarshal(data, &v); err != nil { return err } switch x := v.(type) { case bool: b.Bool = x case map[string]interface{}: err = json.Unmarshal(data, &b.NullBool) case nil: b.Valid = false return nil default...
[ "func", "(", "b", "*", "Bool", ")", "UnmarshalJSON", "(", "data", "[", "]", "byte", ")", "error", "{", "var", "err", "error", "\n", "var", "v", "interface", "{", "}", "\n", "if", "err", "=", "json", ".", "Unmarshal", "(", "data", ",", "&", "v", ...
// UnmarshalJSON implements json.Unmarshaler. // It supports number and null input. // 0 will not be considered a null Bool. // It also supports unmarshalling a sql.NullBool.
[ "UnmarshalJSON", "implements", "json", ".", "Unmarshaler", ".", "It", "supports", "number", "and", "null", "input", ".", "0", "will", "not", "be", "considered", "a", "null", "Bool", ".", "It", "also", "supports", "unmarshalling", "a", "sql", ".", "NullBool",...
80515d440932108546bcade467bb7d6968e812e2
https://github.com/guregu/null/blob/80515d440932108546bcade467bb7d6968e812e2/bool.go#L50-L69
test
guregu/null
bool.go
UnmarshalText
func (b *Bool) UnmarshalText(text []byte) error { str := string(text) switch str { case "", "null": b.Valid = false return nil case "true": b.Bool = true case "false": b.Bool = false default: b.Valid = false return errors.New("invalid input:" + str) } b.Valid = true return nil }
go
func (b *Bool) UnmarshalText(text []byte) error { str := string(text) switch str { case "", "null": b.Valid = false return nil case "true": b.Bool = true case "false": b.Bool = false default: b.Valid = false return errors.New("invalid input:" + str) } b.Valid = true return nil }
[ "func", "(", "b", "*", "Bool", ")", "UnmarshalText", "(", "text", "[", "]", "byte", ")", "error", "{", "str", ":=", "string", "(", "text", ")", "\n", "switch", "str", "{", "case", "\"\"", ",", "\"null\"", ":", "b", ".", "Valid", "=", "false", "\n...
// UnmarshalText implements encoding.TextUnmarshaler. // It will unmarshal to a null Bool if the input is a blank or not an integer. // It will return an error if the input is not an integer, blank, or "null".
[ "UnmarshalText", "implements", "encoding", ".", "TextUnmarshaler", ".", "It", "will", "unmarshal", "to", "a", "null", "Bool", "if", "the", "input", "is", "a", "blank", "or", "not", "an", "integer", ".", "It", "will", "return", "an", "error", "if", "the", ...
80515d440932108546bcade467bb7d6968e812e2
https://github.com/guregu/null/blob/80515d440932108546bcade467bb7d6968e812e2/bool.go#L74-L90
test
guregu/null
bool.go
MarshalJSON
func (b Bool) MarshalJSON() ([]byte, error) { if !b.Valid { return []byte("null"), nil } if !b.Bool { return []byte("false"), nil } return []byte("true"), nil }
go
func (b Bool) MarshalJSON() ([]byte, error) { if !b.Valid { return []byte("null"), nil } if !b.Bool { return []byte("false"), nil } return []byte("true"), nil }
[ "func", "(", "b", "Bool", ")", "MarshalJSON", "(", ")", "(", "[", "]", "byte", ",", "error", ")", "{", "if", "!", "b", ".", "Valid", "{", "return", "[", "]", "byte", "(", "\"null\"", ")", ",", "nil", "\n", "}", "\n", "if", "!", "b", ".", "B...
// MarshalJSON implements json.Marshaler. // It will encode null if this Bool is null.
[ "MarshalJSON", "implements", "json", ".", "Marshaler", ".", "It", "will", "encode", "null", "if", "this", "Bool", "is", "null", "." ]
80515d440932108546bcade467bb7d6968e812e2
https://github.com/guregu/null/blob/80515d440932108546bcade467bb7d6968e812e2/bool.go#L94-L102
test
guregu/null
bool.go
SetValid
func (b *Bool) SetValid(v bool) { b.Bool = v b.Valid = true }
go
func (b *Bool) SetValid(v bool) { b.Bool = v b.Valid = true }
[ "func", "(", "b", "*", "Bool", ")", "SetValid", "(", "v", "bool", ")", "{", "b", ".", "Bool", "=", "v", "\n", "b", ".", "Valid", "=", "true", "\n", "}" ]
// SetValid changes this Bool's value and also sets it to be non-null.
[ "SetValid", "changes", "this", "Bool", "s", "value", "and", "also", "sets", "it", "to", "be", "non", "-", "null", "." ]
80515d440932108546bcade467bb7d6968e812e2
https://github.com/guregu/null/blob/80515d440932108546bcade467bb7d6968e812e2/bool.go#L117-L120
test
guregu/null
zero/string.go
NewString
func NewString(s string, valid bool) String { return String{ NullString: sql.NullString{ String: s, Valid: valid, }, } }
go
func NewString(s string, valid bool) String { return String{ NullString: sql.NullString{ String: s, Valid: valid, }, } }
[ "func", "NewString", "(", "s", "string", ",", "valid", "bool", ")", "String", "{", "return", "String", "{", "NullString", ":", "sql", ".", "NullString", "{", "String", ":", "s", ",", "Valid", ":", "valid", ",", "}", ",", "}", "\n", "}" ]
// NewString creates a new String
[ "NewString", "creates", "a", "new", "String" ]
80515d440932108546bcade467bb7d6968e812e2
https://github.com/guregu/null/blob/80515d440932108546bcade467bb7d6968e812e2/zero/string.go#L22-L29
test
guregu/null
zero/string.go
UnmarshalJSON
func (s *String) UnmarshalJSON(data []byte) error { var err error var v interface{} if err = json.Unmarshal(data, &v); err != nil { return err } switch x := v.(type) { case string: s.String = x case map[string]interface{}: err = json.Unmarshal(data, &s.NullString) case nil: s.Valid = false return nil ...
go
func (s *String) UnmarshalJSON(data []byte) error { var err error var v interface{} if err = json.Unmarshal(data, &v); err != nil { return err } switch x := v.(type) { case string: s.String = x case map[string]interface{}: err = json.Unmarshal(data, &s.NullString) case nil: s.Valid = false return nil ...
[ "func", "(", "s", "*", "String", ")", "UnmarshalJSON", "(", "data", "[", "]", "byte", ")", "error", "{", "var", "err", "error", "\n", "var", "v", "interface", "{", "}", "\n", "if", "err", "=", "json", ".", "Unmarshal", "(", "data", ",", "&", "v",...
// UnmarshalJSON implements json.Unmarshaler. // It supports string and null input. Blank string input produces a null String. // It also supports unmarshalling a sql.NullString.
[ "UnmarshalJSON", "implements", "json", ".", "Unmarshaler", ".", "It", "supports", "string", "and", "null", "input", ".", "Blank", "string", "input", "produces", "a", "null", "String", ".", "It", "also", "supports", "unmarshalling", "a", "sql", ".", "NullString...
80515d440932108546bcade467bb7d6968e812e2
https://github.com/guregu/null/blob/80515d440932108546bcade467bb7d6968e812e2/zero/string.go#L48-L67
test
guregu/null
zero/string.go
MarshalText
func (s String) MarshalText() ([]byte, error) { if !s.Valid { return []byte{}, nil } return []byte(s.String), nil }
go
func (s String) MarshalText() ([]byte, error) { if !s.Valid { return []byte{}, nil } return []byte(s.String), nil }
[ "func", "(", "s", "String", ")", "MarshalText", "(", ")", "(", "[", "]", "byte", ",", "error", ")", "{", "if", "!", "s", ".", "Valid", "{", "return", "[", "]", "byte", "{", "}", ",", "nil", "\n", "}", "\n", "return", "[", "]", "byte", "(", ...
// MarshalText implements encoding.TextMarshaler. // It will encode a blank string when this String is null.
[ "MarshalText", "implements", "encoding", ".", "TextMarshaler", ".", "It", "will", "encode", "a", "blank", "string", "when", "this", "String", "is", "null", "." ]
80515d440932108546bcade467bb7d6968e812e2
https://github.com/guregu/null/blob/80515d440932108546bcade467bb7d6968e812e2/zero/string.go#L71-L76
test
guregu/null
zero/string.go
UnmarshalText
func (s *String) UnmarshalText(text []byte) error { s.String = string(text) s.Valid = s.String != "" return nil }
go
func (s *String) UnmarshalText(text []byte) error { s.String = string(text) s.Valid = s.String != "" return nil }
[ "func", "(", "s", "*", "String", ")", "UnmarshalText", "(", "text", "[", "]", "byte", ")", "error", "{", "s", ".", "String", "=", "string", "(", "text", ")", "\n", "s", ".", "Valid", "=", "s", ".", "String", "!=", "\"\"", "\n", "return", "nil", ...
// UnmarshalText implements encoding.TextUnmarshaler. // It will unmarshal to a null String if the input is a blank string.
[ "UnmarshalText", "implements", "encoding", ".", "TextUnmarshaler", ".", "It", "will", "unmarshal", "to", "a", "null", "String", "if", "the", "input", "is", "a", "blank", "string", "." ]
80515d440932108546bcade467bb7d6968e812e2
https://github.com/guregu/null/blob/80515d440932108546bcade467bb7d6968e812e2/zero/string.go#L80-L84
test
guregu/null
zero/string.go
SetValid
func (s *String) SetValid(v string) { s.String = v s.Valid = true }
go
func (s *String) SetValid(v string) { s.String = v s.Valid = true }
[ "func", "(", "s", "*", "String", ")", "SetValid", "(", "v", "string", ")", "{", "s", ".", "String", "=", "v", "\n", "s", ".", "Valid", "=", "true", "\n", "}" ]
// SetValid changes this String's value and also sets it to be non-null.
[ "SetValid", "changes", "this", "String", "s", "value", "and", "also", "sets", "it", "to", "be", "non", "-", "null", "." ]
80515d440932108546bcade467bb7d6968e812e2
https://github.com/guregu/null/blob/80515d440932108546bcade467bb7d6968e812e2/zero/string.go#L87-L90
test
guregu/null
string.go
StringFromPtr
func StringFromPtr(s *string) String { if s == nil { return NewString("", false) } return NewString(*s, true) }
go
func StringFromPtr(s *string) String { if s == nil { return NewString("", false) } return NewString(*s, true) }
[ "func", "StringFromPtr", "(", "s", "*", "string", ")", "String", "{", "if", "s", "==", "nil", "{", "return", "NewString", "(", "\"\"", ",", "false", ")", "\n", "}", "\n", "return", "NewString", "(", "*", "s", ",", "true", ")", "\n", "}" ]
// StringFromPtr creates a new String that be null if s is nil.
[ "StringFromPtr", "creates", "a", "new", "String", "that", "be", "null", "if", "s", "is", "nil", "." ]
80515d440932108546bcade467bb7d6968e812e2
https://github.com/guregu/null/blob/80515d440932108546bcade467bb7d6968e812e2/string.go#L26-L31
test
guregu/null
string.go
MarshalJSON
func (s String) MarshalJSON() ([]byte, error) { if !s.Valid { return []byte("null"), nil } return json.Marshal(s.String) }
go
func (s String) MarshalJSON() ([]byte, error) { if !s.Valid { return []byte("null"), nil } return json.Marshal(s.String) }
[ "func", "(", "s", "String", ")", "MarshalJSON", "(", ")", "(", "[", "]", "byte", ",", "error", ")", "{", "if", "!", "s", ".", "Valid", "{", "return", "[", "]", "byte", "(", "\"null\"", ")", ",", "nil", "\n", "}", "\n", "return", "json", ".", ...
// MarshalJSON implements json.Marshaler. // It will encode null if this String is null.
[ "MarshalJSON", "implements", "json", ".", "Marshaler", ".", "It", "will", "encode", "null", "if", "this", "String", "is", "null", "." ]
80515d440932108546bcade467bb7d6968e812e2
https://github.com/guregu/null/blob/80515d440932108546bcade467bb7d6968e812e2/string.go#L77-L82
test
guregu/null
zero/int.go
NewInt
func NewInt(i int64, valid bool) Int { return Int{ NullInt64: sql.NullInt64{ Int64: i, Valid: valid, }, } }
go
func NewInt(i int64, valid bool) Int { return Int{ NullInt64: sql.NullInt64{ Int64: i, Valid: valid, }, } }
[ "func", "NewInt", "(", "i", "int64", ",", "valid", "bool", ")", "Int", "{", "return", "Int", "{", "NullInt64", ":", "sql", ".", "NullInt64", "{", "Int64", ":", "i", ",", "Valid", ":", "valid", ",", "}", ",", "}", "\n", "}" ]
// NewInt creates a new Int
[ "NewInt", "creates", "a", "new", "Int" ]
80515d440932108546bcade467bb7d6968e812e2
https://github.com/guregu/null/blob/80515d440932108546bcade467bb7d6968e812e2/zero/int.go#L19-L26
test
guregu/null
zero/int.go
IntFromPtr
func IntFromPtr(i *int64) Int { if i == nil { return NewInt(0, false) } n := NewInt(*i, true) return n }
go
func IntFromPtr(i *int64) Int { if i == nil { return NewInt(0, false) } n := NewInt(*i, true) return n }
[ "func", "IntFromPtr", "(", "i", "*", "int64", ")", "Int", "{", "if", "i", "==", "nil", "{", "return", "NewInt", "(", "0", ",", "false", ")", "\n", "}", "\n", "n", ":=", "NewInt", "(", "*", "i", ",", "true", ")", "\n", "return", "n", "\n", "}"...
// IntFromPtr creates a new Int that be null if i is nil.
[ "IntFromPtr", "creates", "a", "new", "Int", "that", "be", "null", "if", "i", "is", "nil", "." ]
80515d440932108546bcade467bb7d6968e812e2
https://github.com/guregu/null/blob/80515d440932108546bcade467bb7d6968e812e2/zero/int.go#L34-L40
test
guregu/null
zero/int.go
UnmarshalJSON
func (i *Int) UnmarshalJSON(data []byte) error { var err error var v interface{} if err = json.Unmarshal(data, &v); err != nil { return err } switch x := v.(type) { case float64: // Unmarshal again, directly to int64, to avoid intermediate float64 err = json.Unmarshal(data, &i.Int64) case string: str := ...
go
func (i *Int) UnmarshalJSON(data []byte) error { var err error var v interface{} if err = json.Unmarshal(data, &v); err != nil { return err } switch x := v.(type) { case float64: // Unmarshal again, directly to int64, to avoid intermediate float64 err = json.Unmarshal(data, &i.Int64) case string: str := ...
[ "func", "(", "i", "*", "Int", ")", "UnmarshalJSON", "(", "data", "[", "]", "byte", ")", "error", "{", "var", "err", "error", "\n", "var", "v", "interface", "{", "}", "\n", "if", "err", "=", "json", ".", "Unmarshal", "(", "data", ",", "&", "v", ...
// UnmarshalJSON implements json.Unmarshaler. // It supports number and null input. // 0 will be considered a null Int. // It also supports unmarshalling a sql.NullInt64.
[ "UnmarshalJSON", "implements", "json", ".", "Unmarshaler", ".", "It", "supports", "number", "and", "null", "input", ".", "0", "will", "be", "considered", "a", "null", "Int", ".", "It", "also", "supports", "unmarshalling", "a", "sql", ".", "NullInt64", "." ]
80515d440932108546bcade467bb7d6968e812e2
https://github.com/guregu/null/blob/80515d440932108546bcade467bb7d6968e812e2/zero/int.go#L46-L73
test
guregu/null
zero/int.go
MarshalText
func (i Int) MarshalText() ([]byte, error) { n := i.Int64 if !i.Valid { n = 0 } return []byte(strconv.FormatInt(n, 10)), nil }
go
func (i Int) MarshalText() ([]byte, error) { n := i.Int64 if !i.Valid { n = 0 } return []byte(strconv.FormatInt(n, 10)), nil }
[ "func", "(", "i", "Int", ")", "MarshalText", "(", ")", "(", "[", "]", "byte", ",", "error", ")", "{", "n", ":=", "i", ".", "Int64", "\n", "if", "!", "i", ".", "Valid", "{", "n", "=", "0", "\n", "}", "\n", "return", "[", "]", "byte", "(", ...
// MarshalText implements encoding.TextMarshaler. // It will encode a zero if this Int is null.
[ "MarshalText", "implements", "encoding", ".", "TextMarshaler", ".", "It", "will", "encode", "a", "zero", "if", "this", "Int", "is", "null", "." ]
80515d440932108546bcade467bb7d6968e812e2
https://github.com/guregu/null/blob/80515d440932108546bcade467bb7d6968e812e2/zero/int.go#L102-L108
test
guregu/null
zero/int.go
SetValid
func (i *Int) SetValid(n int64) { i.Int64 = n i.Valid = true }
go
func (i *Int) SetValid(n int64) { i.Int64 = n i.Valid = true }
[ "func", "(", "i", "*", "Int", ")", "SetValid", "(", "n", "int64", ")", "{", "i", ".", "Int64", "=", "n", "\n", "i", ".", "Valid", "=", "true", "\n", "}" ]
// SetValid changes this Int's value and also sets it to be non-null.
[ "SetValid", "changes", "this", "Int", "s", "value", "and", "also", "sets", "it", "to", "be", "non", "-", "null", "." ]
80515d440932108546bcade467bb7d6968e812e2
https://github.com/guregu/null/blob/80515d440932108546bcade467bb7d6968e812e2/zero/int.go#L111-L114
test
guregu/null
int.go
UnmarshalText
func (i *Int) UnmarshalText(text []byte) error { str := string(text) if str == "" || str == "null" { i.Valid = false return nil } var err error i.Int64, err = strconv.ParseInt(string(text), 10, 64) i.Valid = err == nil return err }
go
func (i *Int) UnmarshalText(text []byte) error { str := string(text) if str == "" || str == "null" { i.Valid = false return nil } var err error i.Int64, err = strconv.ParseInt(string(text), 10, 64) i.Valid = err == nil return err }
[ "func", "(", "i", "*", "Int", ")", "UnmarshalText", "(", "text", "[", "]", "byte", ")", "error", "{", "str", ":=", "string", "(", "text", ")", "\n", "if", "str", "==", "\"\"", "||", "str", "==", "\"null\"", "{", "i", ".", "Valid", "=", "false", ...
// UnmarshalText implements encoding.TextUnmarshaler. // It will unmarshal to a null Int if the input is a blank or not an integer. // It will return an error if the input is not an integer, blank, or "null".
[ "UnmarshalText", "implements", "encoding", ".", "TextUnmarshaler", ".", "It", "will", "unmarshal", "to", "a", "null", "Int", "if", "the", "input", "is", "a", "blank", "or", "not", "an", "integer", ".", "It", "will", "return", "an", "error", "if", "the", ...
80515d440932108546bcade467bb7d6968e812e2
https://github.com/guregu/null/blob/80515d440932108546bcade467bb7d6968e812e2/int.go#L85-L95
test
guregu/null
zero/bool.go
MarshalText
func (b Bool) MarshalText() ([]byte, error) { if !b.Valid || !b.Bool { return []byte("false"), nil } return []byte("true"), nil }
go
func (b Bool) MarshalText() ([]byte, error) { if !b.Valid || !b.Bool { return []byte("false"), nil } return []byte("true"), nil }
[ "func", "(", "b", "Bool", ")", "MarshalText", "(", ")", "(", "[", "]", "byte", ",", "error", ")", "{", "if", "!", "b", ".", "Valid", "||", "!", "b", ".", "Bool", "{", "return", "[", "]", "byte", "(", "\"false\"", ")", ",", "nil", "\n", "}", ...
// MarshalText implements encoding.TextMarshaler. // It will encode a zero if this Bool is null.
[ "MarshalText", "implements", "encoding", ".", "TextMarshaler", ".", "It", "will", "encode", "a", "zero", "if", "this", "Bool", "is", "null", "." ]
80515d440932108546bcade467bb7d6968e812e2
https://github.com/guregu/null/blob/80515d440932108546bcade467bb7d6968e812e2/zero/bool.go#L97-L102
test
guregu/null
zero/float.go
SetValid
func (f *Float) SetValid(v float64) { f.Float64 = v f.Valid = true }
go
func (f *Float) SetValid(v float64) { f.Float64 = v f.Valid = true }
[ "func", "(", "f", "*", "Float", ")", "SetValid", "(", "v", "float64", ")", "{", "f", ".", "Float64", "=", "v", "\n", "f", ".", "Valid", "=", "true", "\n", "}" ]
// SetValid changes this Float's value and also sets it to be non-null.
[ "SetValid", "changes", "this", "Float", "s", "value", "and", "also", "sets", "it", "to", "be", "non", "-", "null", "." ]
80515d440932108546bcade467bb7d6968e812e2
https://github.com/guregu/null/blob/80515d440932108546bcade467bb7d6968e812e2/zero/float.go#L116-L119
test
guregu/null
zero/time.go
MarshalJSON
func (t Time) MarshalJSON() ([]byte, error) { if !t.Valid { return (time.Time{}).MarshalJSON() } return t.Time.MarshalJSON() }
go
func (t Time) MarshalJSON() ([]byte, error) { if !t.Valid { return (time.Time{}).MarshalJSON() } return t.Time.MarshalJSON() }
[ "func", "(", "t", "Time", ")", "MarshalJSON", "(", ")", "(", "[", "]", "byte", ",", "error", ")", "{", "if", "!", "t", ".", "Valid", "{", "return", "(", "time", ".", "Time", "{", "}", ")", ".", "MarshalJSON", "(", ")", "\n", "}", "\n", "retur...
// MarshalJSON implements json.Marshaler. // It will encode the zero value of time.Time // if this time is invalid.
[ "MarshalJSON", "implements", "json", ".", "Marshaler", ".", "It", "will", "encode", "the", "zero", "value", "of", "time", ".", "Time", "if", "this", "time", "is", "invalid", "." ]
80515d440932108546bcade467bb7d6968e812e2
https://github.com/guregu/null/blob/80515d440932108546bcade467bb7d6968e812e2/zero/time.go#L69-L74
test
guregu/null
float.go
UnmarshalJSON
func (f *Float) UnmarshalJSON(data []byte) error { var err error var v interface{} if err = json.Unmarshal(data, &v); err != nil { return err } switch x := v.(type) { case float64: f.Float64 = float64(x) case string: str := string(x) if len(str) == 0 { f.Valid = false return nil } f.Float64, er...
go
func (f *Float) UnmarshalJSON(data []byte) error { var err error var v interface{} if err = json.Unmarshal(data, &v); err != nil { return err } switch x := v.(type) { case float64: f.Float64 = float64(x) case string: str := string(x) if len(str) == 0 { f.Valid = false return nil } f.Float64, er...
[ "func", "(", "f", "*", "Float", ")", "UnmarshalJSON", "(", "data", "[", "]", "byte", ")", "error", "{", "var", "err", "error", "\n", "var", "v", "interface", "{", "}", "\n", "if", "err", "=", "json", ".", "Unmarshal", "(", "data", ",", "&", "v", ...
// UnmarshalJSON implements json.Unmarshaler. // It supports number and null input. // 0 will not be considered a null Float. // It also supports unmarshalling a sql.NullFloat64.
[ "UnmarshalJSON", "implements", "json", ".", "Unmarshaler", ".", "It", "supports", "number", "and", "null", "input", ".", "0", "will", "not", "be", "considered", "a", "null", "Float", ".", "It", "also", "supports", "unmarshalling", "a", "sql", ".", "NullFloat...
80515d440932108546bcade467bb7d6968e812e2
https://github.com/guregu/null/blob/80515d440932108546bcade467bb7d6968e812e2/float.go#L54-L80
test
guregu/null
float.go
UnmarshalText
func (f *Float) UnmarshalText(text []byte) error { str := string(text) if str == "" || str == "null" { f.Valid = false return nil } var err error f.Float64, err = strconv.ParseFloat(string(text), 64) f.Valid = err == nil return err }
go
func (f *Float) UnmarshalText(text []byte) error { str := string(text) if str == "" || str == "null" { f.Valid = false return nil } var err error f.Float64, err = strconv.ParseFloat(string(text), 64) f.Valid = err == nil return err }
[ "func", "(", "f", "*", "Float", ")", "UnmarshalText", "(", "text", "[", "]", "byte", ")", "error", "{", "str", ":=", "string", "(", "text", ")", "\n", "if", "str", "==", "\"\"", "||", "str", "==", "\"null\"", "{", "f", ".", "Valid", "=", "false",...
// UnmarshalText implements encoding.TextUnmarshaler. // It will unmarshal to a null Float if the input is a blank or not an integer. // It will return an error if the input is not an integer, blank, or "null".
[ "UnmarshalText", "implements", "encoding", ".", "TextUnmarshaler", ".", "It", "will", "unmarshal", "to", "a", "null", "Float", "if", "the", "input", "is", "a", "blank", "or", "not", "an", "integer", ".", "It", "will", "return", "an", "error", "if", "the", ...
80515d440932108546bcade467bb7d6968e812e2
https://github.com/guregu/null/blob/80515d440932108546bcade467bb7d6968e812e2/float.go#L85-L95
test
guregu/null
float.go
MarshalJSON
func (f Float) MarshalJSON() ([]byte, error) { if !f.Valid { return []byte("null"), nil } if math.IsInf(f.Float64, 0) || math.IsNaN(f.Float64) { return nil, &json.UnsupportedValueError{ Value: reflect.ValueOf(f.Float64), Str: strconv.FormatFloat(f.Float64, 'g', -1, 64), } } return []byte(strconv.Form...
go
func (f Float) MarshalJSON() ([]byte, error) { if !f.Valid { return []byte("null"), nil } if math.IsInf(f.Float64, 0) || math.IsNaN(f.Float64) { return nil, &json.UnsupportedValueError{ Value: reflect.ValueOf(f.Float64), Str: strconv.FormatFloat(f.Float64, 'g', -1, 64), } } return []byte(strconv.Form...
[ "func", "(", "f", "Float", ")", "MarshalJSON", "(", ")", "(", "[", "]", "byte", ",", "error", ")", "{", "if", "!", "f", ".", "Valid", "{", "return", "[", "]", "byte", "(", "\"null\"", ")", ",", "nil", "\n", "}", "\n", "if", "math", ".", "IsIn...
// MarshalJSON implements json.Marshaler. // It will encode null if this Float is null.
[ "MarshalJSON", "implements", "json", ".", "Marshaler", ".", "It", "will", "encode", "null", "if", "this", "Float", "is", "null", "." ]
80515d440932108546bcade467bb7d6968e812e2
https://github.com/guregu/null/blob/80515d440932108546bcade467bb7d6968e812e2/float.go#L99-L110
test
weaveworks/mesh
gossip_channel.go
newGossipChannel
func newGossipChannel(channelName string, ourself *localPeer, r *routes, g Gossiper, logger Logger) *gossipChannel { return &gossipChannel{ name: channelName, ourself: ourself, routes: r, gossiper: g, logger: logger, } }
go
func newGossipChannel(channelName string, ourself *localPeer, r *routes, g Gossiper, logger Logger) *gossipChannel { return &gossipChannel{ name: channelName, ourself: ourself, routes: r, gossiper: g, logger: logger, } }
[ "func", "newGossipChannel", "(", "channelName", "string", ",", "ourself", "*", "localPeer", ",", "r", "*", "routes", ",", "g", "Gossiper", ",", "logger", "Logger", ")", "*", "gossipChannel", "{", "return", "&", "gossipChannel", "{", "name", ":", "channelName...
// newGossipChannel returns a named, usable channel. // It delegates receiving duties to the passed Gossiper.
[ "newGossipChannel", "returns", "a", "named", "usable", "channel", ".", "It", "delegates", "receiving", "duties", "to", "the", "passed", "Gossiper", "." ]
512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39
https://github.com/weaveworks/mesh/blob/512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39/gossip_channel.go#L20-L28
test
weaveworks/mesh
gossip_channel.go
GossipUnicast
func (c *gossipChannel) GossipUnicast(dstPeerName PeerName, msg []byte) error { return c.relayUnicast(dstPeerName, gobEncode(c.name, c.ourself.Name, dstPeerName, msg)) }
go
func (c *gossipChannel) GossipUnicast(dstPeerName PeerName, msg []byte) error { return c.relayUnicast(dstPeerName, gobEncode(c.name, c.ourself.Name, dstPeerName, msg)) }
[ "func", "(", "c", "*", "gossipChannel", ")", "GossipUnicast", "(", "dstPeerName", "PeerName", ",", "msg", "[", "]", "byte", ")", "error", "{", "return", "c", ".", "relayUnicast", "(", "dstPeerName", ",", "gobEncode", "(", "c", ".", "name", ",", "c", "....
// GossipUnicast implements Gossip, relaying msg to dst, which must be a // member of the channel.
[ "GossipUnicast", "implements", "Gossip", "relaying", "msg", "to", "dst", "which", "must", "be", "a", "member", "of", "the", "channel", "." ]
512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39
https://github.com/weaveworks/mesh/blob/512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39/gossip_channel.go#L76-L78
test
weaveworks/mesh
gossip_channel.go
GossipBroadcast
func (c *gossipChannel) GossipBroadcast(update GossipData) { c.relayBroadcast(c.ourself.Name, update) }
go
func (c *gossipChannel) GossipBroadcast(update GossipData) { c.relayBroadcast(c.ourself.Name, update) }
[ "func", "(", "c", "*", "gossipChannel", ")", "GossipBroadcast", "(", "update", "GossipData", ")", "{", "c", ".", "relayBroadcast", "(", "c", ".", "ourself", ".", "Name", ",", "update", ")", "\n", "}" ]
// GossipBroadcast implements Gossip, relaying update to all members of the // channel.
[ "GossipBroadcast", "implements", "Gossip", "relaying", "update", "to", "all", "members", "of", "the", "channel", "." ]
512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39
https://github.com/weaveworks/mesh/blob/512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39/gossip_channel.go#L82-L84
test
weaveworks/mesh
gossip_channel.go
Send
func (c *gossipChannel) Send(data GossipData) { c.relay(c.ourself.Name, data) }
go
func (c *gossipChannel) Send(data GossipData) { c.relay(c.ourself.Name, data) }
[ "func", "(", "c", "*", "gossipChannel", ")", "Send", "(", "data", "GossipData", ")", "{", "c", ".", "relay", "(", "c", ".", "ourself", ".", "Name", ",", "data", ")", "\n", "}" ]
// Send relays data into the channel topology via random neighbours.
[ "Send", "relays", "data", "into", "the", "channel", "topology", "via", "random", "neighbours", "." ]
512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39
https://github.com/weaveworks/mesh/blob/512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39/gossip_channel.go#L87-L89
test
weaveworks/mesh
gossip_channel.go
SendDown
func (c *gossipChannel) SendDown(conn Connection, data GossipData) { c.senderFor(conn).Send(data) }
go
func (c *gossipChannel) SendDown(conn Connection, data GossipData) { c.senderFor(conn).Send(data) }
[ "func", "(", "c", "*", "gossipChannel", ")", "SendDown", "(", "conn", "Connection", ",", "data", "GossipData", ")", "{", "c", ".", "senderFor", "(", "conn", ")", ".", "Send", "(", "data", ")", "\n", "}" ]
// SendDown relays data into the channel topology via conn.
[ "SendDown", "relays", "data", "into", "the", "channel", "topology", "via", "conn", "." ]
512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39
https://github.com/weaveworks/mesh/blob/512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39/gossip_channel.go#L92-L94
test
weaveworks/mesh
gossip_channel.go
gobEncode
func gobEncode(items ...interface{}) []byte { buf := new(bytes.Buffer) enc := gob.NewEncoder(buf) for _, i := range items { if err := enc.Encode(i); err != nil { panic(err) } } return buf.Bytes() }
go
func gobEncode(items ...interface{}) []byte { buf := new(bytes.Buffer) enc := gob.NewEncoder(buf) for _, i := range items { if err := enc.Encode(i); err != nil { panic(err) } } return buf.Bytes() }
[ "func", "gobEncode", "(", "items", "...", "interface", "{", "}", ")", "[", "]", "byte", "{", "buf", ":=", "new", "(", "bytes", ".", "Buffer", ")", "\n", "enc", ":=", "gob", ".", "NewEncoder", "(", "buf", ")", "\n", "for", "_", ",", "i", ":=", "...
// GobEncode gob-encodes each item and returns the resulting byte slice.
[ "GobEncode", "gob", "-", "encodes", "each", "item", "and", "returns", "the", "resulting", "byte", "slice", "." ]
512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39
https://github.com/weaveworks/mesh/blob/512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39/gossip_channel.go#L143-L152
test
weaveworks/mesh
token_bucket.go
newTokenBucket
func newTokenBucket(capacity int64, tokenInterval time.Duration) *tokenBucket { tb := tokenBucket{ capacity: capacity, tokenInterval: tokenInterval, refillDuration: tokenInterval * time.Duration(capacity)} tb.earliestUnspentToken = tb.capacityToken() return &tb }
go
func newTokenBucket(capacity int64, tokenInterval time.Duration) *tokenBucket { tb := tokenBucket{ capacity: capacity, tokenInterval: tokenInterval, refillDuration: tokenInterval * time.Duration(capacity)} tb.earliestUnspentToken = tb.capacityToken() return &tb }
[ "func", "newTokenBucket", "(", "capacity", "int64", ",", "tokenInterval", "time", ".", "Duration", ")", "*", "tokenBucket", "{", "tb", ":=", "tokenBucket", "{", "capacity", ":", "capacity", ",", "tokenInterval", ":", "tokenInterval", ",", "refillDuration", ":", ...
// newTokenBucket returns a bucket containing capacity tokens, refilled at a // rate of one token per tokenInterval.
[ "newTokenBucket", "returns", "a", "bucket", "containing", "capacity", "tokens", "refilled", "at", "a", "rate", "of", "one", "token", "per", "tokenInterval", "." ]
512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39
https://github.com/weaveworks/mesh/blob/512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39/token_bucket.go#L18-L27
test
weaveworks/mesh
token_bucket.go
wait
func (tb *tokenBucket) wait() { // If earliest unspent token is in the future, sleep until then time.Sleep(time.Until(tb.earliestUnspentToken)) // Alternatively, enforce bucket capacity if necessary capacityToken := tb.capacityToken() if tb.earliestUnspentToken.Before(capacityToken) { tb.earliestUnspentToken = ...
go
func (tb *tokenBucket) wait() { // If earliest unspent token is in the future, sleep until then time.Sleep(time.Until(tb.earliestUnspentToken)) // Alternatively, enforce bucket capacity if necessary capacityToken := tb.capacityToken() if tb.earliestUnspentToken.Before(capacityToken) { tb.earliestUnspentToken = ...
[ "func", "(", "tb", "*", "tokenBucket", ")", "wait", "(", ")", "{", "time", ".", "Sleep", "(", "time", ".", "Until", "(", "tb", ".", "earliestUnspentToken", ")", ")", "\n", "capacityToken", ":=", "tb", ".", "capacityToken", "(", ")", "\n", "if", "tb",...
// Blocks until there is a token available. // Not safe for concurrent use by multiple goroutines.
[ "Blocks", "until", "there", "is", "a", "token", "available", ".", "Not", "safe", "for", "concurrent", "use", "by", "multiple", "goroutines", "." ]
512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39
https://github.com/weaveworks/mesh/blob/512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39/token_bucket.go#L31-L43
test
weaveworks/mesh
token_bucket.go
capacityToken
func (tb *tokenBucket) capacityToken() time.Time { return time.Now().Add(-tb.refillDuration).Truncate(tb.tokenInterval) }
go
func (tb *tokenBucket) capacityToken() time.Time { return time.Now().Add(-tb.refillDuration).Truncate(tb.tokenInterval) }
[ "func", "(", "tb", "*", "tokenBucket", ")", "capacityToken", "(", ")", "time", ".", "Time", "{", "return", "time", ".", "Now", "(", ")", ".", "Add", "(", "-", "tb", ".", "refillDuration", ")", ".", "Truncate", "(", "tb", ".", "tokenInterval", ")", ...
// Determine the historic token timestamp representing a full bucket
[ "Determine", "the", "historic", "token", "timestamp", "representing", "a", "full", "bucket" ]
512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39
https://github.com/weaveworks/mesh/blob/512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39/token_bucket.go#L46-L48
test
weaveworks/mesh
_metcd/key_helpers.go
PrefixRangeEnd
func PrefixRangeEnd(prefix []byte) []byte { // https://github.com/coreos/etcd/blob/17e32b6/clientv3/op.go#L187 end := make([]byte, len(prefix)) copy(end, prefix) for i := len(end) - 1; i >= 0; i-- { if end[i] < 0xff { end[i] = end[i] + 1 end = end[:i+1] return end } } // next prefix does not exist (e...
go
func PrefixRangeEnd(prefix []byte) []byte { // https://github.com/coreos/etcd/blob/17e32b6/clientv3/op.go#L187 end := make([]byte, len(prefix)) copy(end, prefix) for i := len(end) - 1; i >= 0; i-- { if end[i] < 0xff { end[i] = end[i] + 1 end = end[:i+1] return end } } // next prefix does not exist (e...
[ "func", "PrefixRangeEnd", "(", "prefix", "[", "]", "byte", ")", "[", "]", "byte", "{", "end", ":=", "make", "(", "[", "]", "byte", ",", "len", "(", "prefix", ")", ")", "\n", "copy", "(", "end", ",", "prefix", ")", "\n", "for", "i", ":=", "len",...
// PrefixRangeEnd allows Get, Delete, and Watch requests to operate on all keys // with a matching prefix. Pass the prefix to this function, and use the result // as the RangeEnd value.
[ "PrefixRangeEnd", "allows", "Get", "Delete", "and", "Watch", "requests", "to", "operate", "on", "all", "keys", "with", "a", "matching", "prefix", ".", "Pass", "the", "prefix", "to", "this", "function", "and", "use", "the", "result", "as", "the", "RangeEnd", ...
512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39
https://github.com/weaveworks/mesh/blob/512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39/_metcd/key_helpers.go#L6-L20
test
weaveworks/mesh
local_peer.go
newLocalPeer
func newLocalPeer(name PeerName, nickName string, router *Router) *localPeer { actionChan := make(chan localPeerAction, ChannelSize) peer := &localPeer{ Peer: newPeer(name, nickName, randomPeerUID(), 0, randomPeerShortID()), router: router, actionChan: actionChan, } go peer.actorLoop(actionChan) re...
go
func newLocalPeer(name PeerName, nickName string, router *Router) *localPeer { actionChan := make(chan localPeerAction, ChannelSize) peer := &localPeer{ Peer: newPeer(name, nickName, randomPeerUID(), 0, randomPeerShortID()), router: router, actionChan: actionChan, } go peer.actorLoop(actionChan) re...
[ "func", "newLocalPeer", "(", "name", "PeerName", ",", "nickName", "string", ",", "router", "*", "Router", ")", "*", "localPeer", "{", "actionChan", ":=", "make", "(", "chan", "localPeerAction", ",", "ChannelSize", ")", "\n", "peer", ":=", "&", "localPeer", ...
// newLocalPeer returns a usable LocalPeer.
[ "newLocalPeer", "returns", "a", "usable", "LocalPeer", "." ]
512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39
https://github.com/weaveworks/mesh/blob/512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39/local_peer.go#L24-L33
test
weaveworks/mesh
local_peer.go
getConnections
func (peer *localPeer) getConnections() connectionSet { connections := make(connectionSet) peer.RLock() defer peer.RUnlock() for _, conn := range peer.connections { connections[conn] = struct{}{} } return connections }
go
func (peer *localPeer) getConnections() connectionSet { connections := make(connectionSet) peer.RLock() defer peer.RUnlock() for _, conn := range peer.connections { connections[conn] = struct{}{} } return connections }
[ "func", "(", "peer", "*", "localPeer", ")", "getConnections", "(", ")", "connectionSet", "{", "connections", ":=", "make", "(", "connectionSet", ")", "\n", "peer", ".", "RLock", "(", ")", "\n", "defer", "peer", ".", "RUnlock", "(", ")", "\n", "for", "_...
// Connections returns all the connections that the local peer is aware of.
[ "Connections", "returns", "all", "the", "connections", "that", "the", "local", "peer", "is", "aware", "of", "." ]
512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39
https://github.com/weaveworks/mesh/blob/512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39/local_peer.go#L36-L44
test
weaveworks/mesh
local_peer.go
createConnection
func (peer *localPeer) createConnection(localAddr string, peerAddr string, acceptNewPeer bool, logger Logger) error { if err := peer.checkConnectionLimit(); err != nil { return err } localTCPAddr, err := net.ResolveTCPAddr("tcp", localAddr) if err != nil { return err } remoteTCPAddr, err := net.ResolveTCPAddr...
go
func (peer *localPeer) createConnection(localAddr string, peerAddr string, acceptNewPeer bool, logger Logger) error { if err := peer.checkConnectionLimit(); err != nil { return err } localTCPAddr, err := net.ResolveTCPAddr("tcp", localAddr) if err != nil { return err } remoteTCPAddr, err := net.ResolveTCPAddr...
[ "func", "(", "peer", "*", "localPeer", ")", "createConnection", "(", "localAddr", "string", ",", "peerAddr", "string", ",", "acceptNewPeer", "bool", ",", "logger", "Logger", ")", "error", "{", "if", "err", ":=", "peer", ".", "checkConnectionLimit", "(", ")",...
// createConnection creates a new connection, originating from // localAddr, to peerAddr. If acceptNewPeer is false, peerAddr must // already be a member of the mesh.
[ "createConnection", "creates", "a", "new", "connection", "originating", "from", "localAddr", "to", "peerAddr", ".", "If", "acceptNewPeer", "is", "false", "peerAddr", "must", "already", "be", "a", "member", "of", "the", "mesh", "." ]
512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39
https://github.com/weaveworks/mesh/blob/512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39/local_peer.go#L81-L100
test
weaveworks/mesh
local_peer.go
doAddConnection
func (peer *localPeer) doAddConnection(conn ourConnection, isRestartedPeer bool) error { resultChan := make(chan error) peer.actionChan <- func() { resultChan <- peer.handleAddConnection(conn, isRestartedPeer) } return <-resultChan }
go
func (peer *localPeer) doAddConnection(conn ourConnection, isRestartedPeer bool) error { resultChan := make(chan error) peer.actionChan <- func() { resultChan <- peer.handleAddConnection(conn, isRestartedPeer) } return <-resultChan }
[ "func", "(", "peer", "*", "localPeer", ")", "doAddConnection", "(", "conn", "ourConnection", ",", "isRestartedPeer", "bool", ")", "error", "{", "resultChan", ":=", "make", "(", "chan", "error", ")", "\n", "peer", ".", "actionChan", "<-", "func", "(", ")", ...
// ACTOR client API // Synchronous.
[ "ACTOR", "client", "API", "Synchronous", "." ]
512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39
https://github.com/weaveworks/mesh/blob/512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39/local_peer.go#L105-L111
test
weaveworks/mesh
connection.go
startLocalConnection
func startLocalConnection(connRemote *remoteConnection, tcpConn *net.TCPConn, router *Router, acceptNewPeer bool, logger Logger) { if connRemote.local != router.Ourself.Peer { panic("attempt to create local connection from a peer which is not ourself") } errorChan := make(chan error, 1) finished := make(chan stru...
go
func startLocalConnection(connRemote *remoteConnection, tcpConn *net.TCPConn, router *Router, acceptNewPeer bool, logger Logger) { if connRemote.local != router.Ourself.Peer { panic("attempt to create local connection from a peer which is not ourself") } errorChan := make(chan error, 1) finished := make(chan stru...
[ "func", "startLocalConnection", "(", "connRemote", "*", "remoteConnection", ",", "tcpConn", "*", "net", ".", "TCPConn", ",", "router", "*", "Router", ",", "acceptNewPeer", "bool", ",", "logger", "Logger", ")", "{", "if", "connRemote", ".", "local", "!=", "ro...
// If the connection is successful, it will end up in the local peer's // connections map.
[ "If", "the", "connection", "is", "successful", "it", "will", "end", "up", "in", "the", "local", "peer", "s", "connections", "map", "." ]
512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39
https://github.com/weaveworks/mesh/blob/512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39/connection.go#L82-L100
test
weaveworks/mesh
connection.go
SendProtocolMsg
func (conn *LocalConnection) SendProtocolMsg(m protocolMsg) error { if err := conn.sendProtocolMsg(m); err != nil { conn.shutdown(err) return err } return nil }
go
func (conn *LocalConnection) SendProtocolMsg(m protocolMsg) error { if err := conn.sendProtocolMsg(m); err != nil { conn.shutdown(err) return err } return nil }
[ "func", "(", "conn", "*", "LocalConnection", ")", "SendProtocolMsg", "(", "m", "protocolMsg", ")", "error", "{", "if", "err", ":=", "conn", ".", "sendProtocolMsg", "(", "m", ")", ";", "err", "!=", "nil", "{", "conn", ".", "shutdown", "(", "err", ")", ...
// SendProtocolMsg implements ProtocolSender.
[ "SendProtocolMsg", "implements", "ProtocolSender", "." ]
512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39
https://github.com/weaveworks/mesh/blob/512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39/connection.go#L126-L132
test
weaveworks/mesh
status.go
NewStatus
func NewStatus(router *Router) *Status { return &Status{ Protocol: Protocol, ProtocolMinVersion: int(router.ProtocolMinVersion), ProtocolMaxVersion: ProtocolMaxVersion, Encryption: router.usingPassword(), PeerDiscovery: router.PeerDiscovery, Name: router.Ourself.Name.St...
go
func NewStatus(router *Router) *Status { return &Status{ Protocol: Protocol, ProtocolMinVersion: int(router.ProtocolMinVersion), ProtocolMaxVersion: ProtocolMaxVersion, Encryption: router.usingPassword(), PeerDiscovery: router.PeerDiscovery, Name: router.Ourself.Name.St...
[ "func", "NewStatus", "(", "router", "*", "Router", ")", "*", "Status", "{", "return", "&", "Status", "{", "Protocol", ":", "Protocol", ",", "ProtocolMinVersion", ":", "int", "(", "router", ".", "ProtocolMinVersion", ")", ",", "ProtocolMaxVersion", ":", "Prot...
// NewStatus returns a Status object, taken as a snapshot from the router.
[ "NewStatus", "returns", "a", "Status", "object", "taken", "as", "a", "snapshot", "from", "the", "router", "." ]
512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39
https://github.com/weaveworks/mesh/blob/512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39/status.go#L30-L49
test
weaveworks/mesh
status.go
makePeerStatusSlice
func makePeerStatusSlice(peers *Peers) []PeerStatus { var slice []PeerStatus peers.forEach(func(peer *Peer) { var connections []connectionStatus if peer == peers.ourself.Peer { for conn := range peers.ourself.getConnections() { connections = append(connections, makeConnectionStatus(conn)) } } else { ...
go
func makePeerStatusSlice(peers *Peers) []PeerStatus { var slice []PeerStatus peers.forEach(func(peer *Peer) { var connections []connectionStatus if peer == peers.ourself.Peer { for conn := range peers.ourself.getConnections() { connections = append(connections, makeConnectionStatus(conn)) } } else { ...
[ "func", "makePeerStatusSlice", "(", "peers", "*", "Peers", ")", "[", "]", "PeerStatus", "{", "var", "slice", "[", "]", "PeerStatus", "\n", "peers", ".", "forEach", "(", "func", "(", "peer", "*", "Peer", ")", "{", "var", "connections", "[", "]", "connec...
// makePeerStatusSlice takes a snapshot of the state of peers.
[ "makePeerStatusSlice", "takes", "a", "snapshot", "of", "the", "state", "of", "peers", "." ]
512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39
https://github.com/weaveworks/mesh/blob/512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39/status.go#L62-L90
test
weaveworks/mesh
status.go
makeUnicastRouteStatusSlice
func makeUnicastRouteStatusSlice(r *routes) []unicastRouteStatus { r.RLock() defer r.RUnlock() var slice []unicastRouteStatus for dest, via := range r.unicast { slice = append(slice, unicastRouteStatus{dest.String(), via.String()}) } return slice }
go
func makeUnicastRouteStatusSlice(r *routes) []unicastRouteStatus { r.RLock() defer r.RUnlock() var slice []unicastRouteStatus for dest, via := range r.unicast { slice = append(slice, unicastRouteStatus{dest.String(), via.String()}) } return slice }
[ "func", "makeUnicastRouteStatusSlice", "(", "r", "*", "routes", ")", "[", "]", "unicastRouteStatus", "{", "r", ".", "RLock", "(", ")", "\n", "defer", "r", ".", "RUnlock", "(", ")", "\n", "var", "slice", "[", "]", "unicastRouteStatus", "\n", "for", "dest"...
// makeUnicastRouteStatusSlice takes a snapshot of the unicast routes in routes.
[ "makeUnicastRouteStatusSlice", "takes", "a", "snapshot", "of", "the", "unicast", "routes", "in", "routes", "." ]
512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39
https://github.com/weaveworks/mesh/blob/512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39/status.go#L116-L125
test
weaveworks/mesh
status.go
makeBroadcastRouteStatusSlice
func makeBroadcastRouteStatusSlice(r *routes) []broadcastRouteStatus { r.RLock() defer r.RUnlock() var slice []broadcastRouteStatus for source, via := range r.broadcast { var hops []string for _, hop := range via { hops = append(hops, hop.String()) } slice = append(slice, broadcastRouteStatus{source.Str...
go
func makeBroadcastRouteStatusSlice(r *routes) []broadcastRouteStatus { r.RLock() defer r.RUnlock() var slice []broadcastRouteStatus for source, via := range r.broadcast { var hops []string for _, hop := range via { hops = append(hops, hop.String()) } slice = append(slice, broadcastRouteStatus{source.Str...
[ "func", "makeBroadcastRouteStatusSlice", "(", "r", "*", "routes", ")", "[", "]", "broadcastRouteStatus", "{", "r", ".", "RLock", "(", ")", "\n", "defer", "r", ".", "RUnlock", "(", ")", "\n", "var", "slice", "[", "]", "broadcastRouteStatus", "\n", "for", ...
// makeBroadcastRouteStatusSlice takes a snapshot of the broadcast routes in routes.
[ "makeBroadcastRouteStatusSlice", "takes", "a", "snapshot", "of", "the", "broadcast", "routes", "in", "routes", "." ]
512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39
https://github.com/weaveworks/mesh/blob/512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39/status.go#L134-L147
test
weaveworks/mesh
status.go
makeLocalConnectionStatusSlice
func makeLocalConnectionStatusSlice(cm *connectionMaker) []LocalConnectionStatus { resultChan := make(chan []LocalConnectionStatus) cm.actionChan <- func() bool { var slice []LocalConnectionStatus for conn := range cm.connections { state := "pending" if conn.isEstablished() { state = "established" } ...
go
func makeLocalConnectionStatusSlice(cm *connectionMaker) []LocalConnectionStatus { resultChan := make(chan []LocalConnectionStatus) cm.actionChan <- func() bool { var slice []LocalConnectionStatus for conn := range cm.connections { state := "pending" if conn.isEstablished() { state = "established" } ...
[ "func", "makeLocalConnectionStatusSlice", "(", "cm", "*", "connectionMaker", ")", "[", "]", "LocalConnectionStatus", "{", "resultChan", ":=", "make", "(", "chan", "[", "]", "LocalConnectionStatus", ")", "\n", "cm", ".", "actionChan", "<-", "func", "(", ")", "b...
// makeLocalConnectionStatusSlice takes a snapshot of the active local // connections in the ConnectionMaker.
[ "makeLocalConnectionStatusSlice", "takes", "a", "snapshot", "of", "the", "active", "local", "connections", "in", "the", "ConnectionMaker", "." ]
512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39
https://github.com/weaveworks/mesh/blob/512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39/status.go#L160-L217
test
weaveworks/mesh
status.go
makeTrustedSubnetsSlice
func makeTrustedSubnetsSlice(trustedSubnets []*net.IPNet) []string { trustedSubnetStrs := []string{} for _, trustedSubnet := range trustedSubnets { trustedSubnetStrs = append(trustedSubnetStrs, trustedSubnet.String()) } return trustedSubnetStrs }
go
func makeTrustedSubnetsSlice(trustedSubnets []*net.IPNet) []string { trustedSubnetStrs := []string{} for _, trustedSubnet := range trustedSubnets { trustedSubnetStrs = append(trustedSubnetStrs, trustedSubnet.String()) } return trustedSubnetStrs }
[ "func", "makeTrustedSubnetsSlice", "(", "trustedSubnets", "[", "]", "*", "net", ".", "IPNet", ")", "[", "]", "string", "{", "trustedSubnetStrs", ":=", "[", "]", "string", "{", "}", "\n", "for", "_", ",", "trustedSubnet", ":=", "range", "trustedSubnets", "{...
// makeTrustedSubnetsSlice makes a human-readable copy of the trustedSubnets.
[ "makeTrustedSubnetsSlice", "makes", "a", "human", "-", "readable", "copy", "of", "the", "trustedSubnets", "." ]
512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39
https://github.com/weaveworks/mesh/blob/512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39/status.go#L220-L226
test
weaveworks/mesh
_metcd/etcd_store.go
Range
func (s *etcdStore) Range(ctx context.Context, req *etcdserverpb.RangeRequest) (*etcdserverpb.RangeResponse, error) { ireq := etcdserverpb.InternalRaftRequest{ID: <-s.idgen, Range: req} msgc, errc, err := s.proposeInternalRaftRequest(ireq) if err != nil { return nil, err } select { case <-ctx.Done(): s.cancel...
go
func (s *etcdStore) Range(ctx context.Context, req *etcdserverpb.RangeRequest) (*etcdserverpb.RangeResponse, error) { ireq := etcdserverpb.InternalRaftRequest{ID: <-s.idgen, Range: req} msgc, errc, err := s.proposeInternalRaftRequest(ireq) if err != nil { return nil, err } select { case <-ctx.Done(): s.cancel...
[ "func", "(", "s", "*", "etcdStore", ")", "Range", "(", "ctx", "context", ".", "Context", ",", "req", "*", "etcdserverpb", ".", "RangeRequest", ")", "(", "*", "etcdserverpb", ".", "RangeResponse", ",", "error", ")", "{", "ireq", ":=", "etcdserverpb", ".",...
// Range implements gRPC KVServer. // Range gets the keys in the range from the store.
[ "Range", "implements", "gRPC", "KVServer", ".", "Range", "gets", "the", "keys", "in", "the", "range", "from", "the", "store", "." ]
512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39
https://github.com/weaveworks/mesh/blob/512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39/_metcd/etcd_store.go#L94-L111
test
weaveworks/mesh
_metcd/etcd_store.go
Put
func (s *etcdStore) Put(ctx context.Context, req *etcdserverpb.PutRequest) (*etcdserverpb.PutResponse, error) { ireq := etcdserverpb.InternalRaftRequest{ID: <-s.idgen, Put: req} msgc, errc, err := s.proposeInternalRaftRequest(ireq) if err != nil { return nil, err } select { case <-ctx.Done(): s.cancelInternal...
go
func (s *etcdStore) Put(ctx context.Context, req *etcdserverpb.PutRequest) (*etcdserverpb.PutResponse, error) { ireq := etcdserverpb.InternalRaftRequest{ID: <-s.idgen, Put: req} msgc, errc, err := s.proposeInternalRaftRequest(ireq) if err != nil { return nil, err } select { case <-ctx.Done(): s.cancelInternal...
[ "func", "(", "s", "*", "etcdStore", ")", "Put", "(", "ctx", "context", ".", "Context", ",", "req", "*", "etcdserverpb", ".", "PutRequest", ")", "(", "*", "etcdserverpb", ".", "PutResponse", ",", "error", ")", "{", "ireq", ":=", "etcdserverpb", ".", "In...
// Put implements gRPC KVServer. // Put puts the given key into the store. // A put request increases the revision of the store, // and generates one event in the event history.
[ "Put", "implements", "gRPC", "KVServer", ".", "Put", "puts", "the", "given", "key", "into", "the", "store", ".", "A", "put", "request", "increases", "the", "revision", "of", "the", "store", "and", "generates", "one", "event", "in", "the", "event", "history...
512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39
https://github.com/weaveworks/mesh/blob/512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39/_metcd/etcd_store.go#L117-L134
test
weaveworks/mesh
_metcd/etcd_store.go
DeleteRange
func (s *etcdStore) DeleteRange(ctx context.Context, req *etcdserverpb.DeleteRangeRequest) (*etcdserverpb.DeleteRangeResponse, error) { ireq := etcdserverpb.InternalRaftRequest{ID: <-s.idgen, DeleteRange: req} msgc, errc, err := s.proposeInternalRaftRequest(ireq) if err != nil { return nil, err } select { case ...
go
func (s *etcdStore) DeleteRange(ctx context.Context, req *etcdserverpb.DeleteRangeRequest) (*etcdserverpb.DeleteRangeResponse, error) { ireq := etcdserverpb.InternalRaftRequest{ID: <-s.idgen, DeleteRange: req} msgc, errc, err := s.proposeInternalRaftRequest(ireq) if err != nil { return nil, err } select { case ...
[ "func", "(", "s", "*", "etcdStore", ")", "DeleteRange", "(", "ctx", "context", ".", "Context", ",", "req", "*", "etcdserverpb", ".", "DeleteRangeRequest", ")", "(", "*", "etcdserverpb", ".", "DeleteRangeResponse", ",", "error", ")", "{", "ireq", ":=", "etc...
// Delete implements gRPC KVServer. // Delete deletes the given range from the store. // A delete request increase the revision of the store, // and generates one event in the event history.
[ "Delete", "implements", "gRPC", "KVServer", ".", "Delete", "deletes", "the", "given", "range", "from", "the", "store", ".", "A", "delete", "request", "increase", "the", "revision", "of", "the", "store", "and", "generates", "one", "event", "in", "the", "event...
512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39
https://github.com/weaveworks/mesh/blob/512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39/_metcd/etcd_store.go#L140-L157
test
weaveworks/mesh
_metcd/etcd_store.go
Txn
func (s *etcdStore) Txn(ctx context.Context, req *etcdserverpb.TxnRequest) (*etcdserverpb.TxnResponse, error) { ireq := etcdserverpb.InternalRaftRequest{ID: <-s.idgen, Txn: req} msgc, errc, err := s.proposeInternalRaftRequest(ireq) if err != nil { return nil, err } select { case <-ctx.Done(): s.cancelInternal...
go
func (s *etcdStore) Txn(ctx context.Context, req *etcdserverpb.TxnRequest) (*etcdserverpb.TxnResponse, error) { ireq := etcdserverpb.InternalRaftRequest{ID: <-s.idgen, Txn: req} msgc, errc, err := s.proposeInternalRaftRequest(ireq) if err != nil { return nil, err } select { case <-ctx.Done(): s.cancelInternal...
[ "func", "(", "s", "*", "etcdStore", ")", "Txn", "(", "ctx", "context", ".", "Context", ",", "req", "*", "etcdserverpb", ".", "TxnRequest", ")", "(", "*", "etcdserverpb", ".", "TxnResponse", ",", "error", ")", "{", "ireq", ":=", "etcdserverpb", ".", "In...
// Txn implements gRPC KVServer. // Txn processes all the requests in one transaction. // A txn request increases the revision of the store, // and generates events with the same revision in the event history. // It is not allowed to modify the same key several times within one txn.
[ "Txn", "implements", "gRPC", "KVServer", ".", "Txn", "processes", "all", "the", "requests", "in", "one", "transaction", ".", "A", "txn", "request", "increases", "the", "revision", "of", "the", "store", "and", "generates", "events", "with", "the", "same", "re...
512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39
https://github.com/weaveworks/mesh/blob/512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39/_metcd/etcd_store.go#L164-L181
test
weaveworks/mesh
_metcd/etcd_store.go
Compact
func (s *etcdStore) Compact(ctx context.Context, req *etcdserverpb.CompactionRequest) (*etcdserverpb.CompactionResponse, error) { // We don't have snapshotting yet, so compact just puts us in a bad state. // TODO(pb): fix this when we implement snapshotting. return nil, errors.New("not implemented") }
go
func (s *etcdStore) Compact(ctx context.Context, req *etcdserverpb.CompactionRequest) (*etcdserverpb.CompactionResponse, error) { // We don't have snapshotting yet, so compact just puts us in a bad state. // TODO(pb): fix this when we implement snapshotting. return nil, errors.New("not implemented") }
[ "func", "(", "s", "*", "etcdStore", ")", "Compact", "(", "ctx", "context", ".", "Context", ",", "req", "*", "etcdserverpb", ".", "CompactionRequest", ")", "(", "*", "etcdserverpb", ".", "CompactionResponse", ",", "error", ")", "{", "return", "nil", ",", ...
// Compact implements gRPC KVServer. // Compact compacts the event history in s. User should compact the // event history periodically, or it will grow infinitely.
[ "Compact", "implements", "gRPC", "KVServer", ".", "Compact", "compacts", "the", "event", "history", "in", "s", ".", "User", "should", "compact", "the", "event", "history", "periodically", "or", "it", "will", "grow", "infinitely", "." ]
512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39
https://github.com/weaveworks/mesh/blob/512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39/_metcd/etcd_store.go#L186-L190
test
weaveworks/mesh
_metcd/etcd_store.go
proposeInternalRaftRequest
func (s *etcdStore) proposeInternalRaftRequest(req etcdserverpb.InternalRaftRequest) (<-chan proto.Message, <-chan error, error) { data, err := req.Marshal() if err != nil { return nil, nil, err } if len(data) > maxRequestBytes { return nil, nil, errTooBig } msgc, errc, err := s.registerPending(req.ID) if er...
go
func (s *etcdStore) proposeInternalRaftRequest(req etcdserverpb.InternalRaftRequest) (<-chan proto.Message, <-chan error, error) { data, err := req.Marshal() if err != nil { return nil, nil, err } if len(data) > maxRequestBytes { return nil, nil, errTooBig } msgc, errc, err := s.registerPending(req.ID) if er...
[ "func", "(", "s", "*", "etcdStore", ")", "proposeInternalRaftRequest", "(", "req", "etcdserverpb", ".", "InternalRaftRequest", ")", "(", "<-", "chan", "proto", ".", "Message", ",", "<-", "chan", "error", ",", "error", ")", "{", "data", ",", "err", ":=", ...
// From public API method to proposalc.
[ "From", "public", "API", "method", "to", "proposalc", "." ]
512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39
https://github.com/weaveworks/mesh/blob/512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39/_metcd/etcd_store.go#L333-L347
test
weaveworks/mesh
_metcd/etcd_store.go
applyCompare
func applyCompare(kv mvcc.KV, c *etcdserverpb.Compare) (int64, bool) { ckvs, rev, err := kv.Range(c.Key, nil, 1, 0) if err != nil { if err == mvcc.ErrTxnIDMismatch { panic("unexpected txn ID mismatch error") } return rev, false } var ckv mvccpb.KeyValue if len(ckvs) != 0 { ckv = ckvs[0] } else { // U...
go
func applyCompare(kv mvcc.KV, c *etcdserverpb.Compare) (int64, bool) { ckvs, rev, err := kv.Range(c.Key, nil, 1, 0) if err != nil { if err == mvcc.ErrTxnIDMismatch { panic("unexpected txn ID mismatch error") } return rev, false } var ckv mvccpb.KeyValue if len(ckvs) != 0 { ckv = ckvs[0] } else { // U...
[ "func", "applyCompare", "(", "kv", "mvcc", ".", "KV", ",", "c", "*", "etcdserverpb", ".", "Compare", ")", "(", "int64", ",", "bool", ")", "{", "ckvs", ",", "rev", ",", "err", ":=", "kv", ".", "Range", "(", "c", ".", "Key", ",", "nil", ",", "1",...
// applyCompare applies the compare request. // It returns the revision at which the comparison happens. If the comparison // succeeds, the it returns true. Otherwise it returns false.
[ "applyCompare", "applies", "the", "compare", "request", ".", "It", "returns", "the", "revision", "at", "which", "the", "comparison", "happens", ".", "If", "the", "comparison", "succeeds", "the", "it", "returns", "true", ".", "Otherwise", "it", "returns", "fals...
512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39
https://github.com/weaveworks/mesh/blob/512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39/_metcd/etcd_store.go#L712-L775
test
weaveworks/mesh
peers.go
Descriptions
func (peers *Peers) Descriptions() []PeerDescription { peers.RLock() defer peers.RUnlock() descriptions := make([]PeerDescription, 0, len(peers.byName)) for _, peer := range peers.byName { descriptions = append(descriptions, PeerDescription{ Name: peer.Name, NickName: peer.peerSummary.NickNa...
go
func (peers *Peers) Descriptions() []PeerDescription { peers.RLock() defer peers.RUnlock() descriptions := make([]PeerDescription, 0, len(peers.byName)) for _, peer := range peers.byName { descriptions = append(descriptions, PeerDescription{ Name: peer.Name, NickName: peer.peerSummary.NickNa...
[ "func", "(", "peers", "*", "Peers", ")", "Descriptions", "(", ")", "[", "]", "PeerDescription", "{", "peers", ".", "RLock", "(", ")", "\n", "defer", "peers", ".", "RUnlock", "(", ")", "\n", "descriptions", ":=", "make", "(", "[", "]", "PeerDescription"...
// Descriptions returns descriptions for all known peers.
[ "Descriptions", "returns", "descriptions", "for", "all", "known", "peers", "." ]
512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39
https://github.com/weaveworks/mesh/blob/512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39/peers.go#L69-L83
test
weaveworks/mesh
peers.go
OnGC
func (peers *Peers) OnGC(callback func(*Peer)) { peers.Lock() defer peers.Unlock() // Although the array underlying peers.onGC might be accessed // without holding the lock in unlockAndNotify, we don't // support removing callbacks, so a simple append here is // safe. peers.onGC = append(peers.onGC, callback) }
go
func (peers *Peers) OnGC(callback func(*Peer)) { peers.Lock() defer peers.Unlock() // Although the array underlying peers.onGC might be accessed // without holding the lock in unlockAndNotify, we don't // support removing callbacks, so a simple append here is // safe. peers.onGC = append(peers.onGC, callback) }
[ "func", "(", "peers", "*", "Peers", ")", "OnGC", "(", "callback", "func", "(", "*", "Peer", ")", ")", "{", "peers", ".", "Lock", "(", ")", "\n", "defer", "peers", ".", "Unlock", "(", ")", "\n", "peers", ".", "onGC", "=", "append", "(", "peers", ...
// OnGC adds a new function to be set of functions that will be executed on // all subsequent GC runs, receiving the GC'd peer.
[ "OnGC", "adds", "a", "new", "function", "to", "be", "set", "of", "functions", "that", "will", "be", "executed", "on", "all", "subsequent", "GC", "runs", "receiving", "the", "GC", "d", "peer", "." ]
512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39
https://github.com/weaveworks/mesh/blob/512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39/peers.go#L87-L96
test
weaveworks/mesh
peers.go
OnInvalidateShortIDs
func (peers *Peers) OnInvalidateShortIDs(callback func()) { peers.Lock() defer peers.Unlock() // Safe, as in OnGC peers.onInvalidateShortIDs = append(peers.onInvalidateShortIDs, callback) }
go
func (peers *Peers) OnInvalidateShortIDs(callback func()) { peers.Lock() defer peers.Unlock() // Safe, as in OnGC peers.onInvalidateShortIDs = append(peers.onInvalidateShortIDs, callback) }
[ "func", "(", "peers", "*", "Peers", ")", "OnInvalidateShortIDs", "(", "callback", "func", "(", ")", ")", "{", "peers", ".", "Lock", "(", ")", "\n", "defer", "peers", ".", "Unlock", "(", ")", "\n", "peers", ".", "onInvalidateShortIDs", "=", "append", "(...
// OnInvalidateShortIDs adds a new function to a set of functions that will be // executed on all subsequent GC runs, when the mapping from short IDs to // peers has changed.
[ "OnInvalidateShortIDs", "adds", "a", "new", "function", "to", "a", "set", "of", "functions", "that", "will", "be", "executed", "on", "all", "subsequent", "GC", "runs", "when", "the", "mapping", "from", "short", "IDs", "to", "peers", "has", "changed", "." ]
512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39
https://github.com/weaveworks/mesh/blob/512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39/peers.go#L101-L107
test
weaveworks/mesh
peers.go
chooseShortID
func (peers *Peers) chooseShortID() (PeerShortID, bool) { rng := rand.New(rand.NewSource(int64(randUint64()))) // First, just try picking some short IDs at random, and // seeing if they are available: for i := 0; i < 10; i++ { shortID := PeerShortID(rng.Intn(1 << peerShortIDBits)) if peers.byShortID[shortID].p...
go
func (peers *Peers) chooseShortID() (PeerShortID, bool) { rng := rand.New(rand.NewSource(int64(randUint64()))) // First, just try picking some short IDs at random, and // seeing if they are available: for i := 0; i < 10; i++ { shortID := PeerShortID(rng.Intn(1 << peerShortIDBits)) if peers.byShortID[shortID].p...
[ "func", "(", "peers", "*", "Peers", ")", "chooseShortID", "(", ")", "(", "PeerShortID", ",", "bool", ")", "{", "rng", ":=", "rand", ".", "New", "(", "rand", ".", "NewSource", "(", "int64", "(", "randUint64", "(", ")", ")", ")", ")", "\n", "for", ...
// Choose an available short ID at random.
[ "Choose", "an", "available", "short", "ID", "at", "random", "." ]
512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39
https://github.com/weaveworks/mesh/blob/512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39/peers.go#L239-L278
test
weaveworks/mesh
peers.go
fetchWithDefault
func (peers *Peers) fetchWithDefault(peer *Peer) *Peer { peers.Lock() var pending peersPendingNotifications defer peers.unlockAndNotify(&pending) if existingPeer, found := peers.byName[peer.Name]; found { existingPeer.localRefCount++ return existingPeer } peers.byName[peer.Name] = peer peers.addByShortID(p...
go
func (peers *Peers) fetchWithDefault(peer *Peer) *Peer { peers.Lock() var pending peersPendingNotifications defer peers.unlockAndNotify(&pending) if existingPeer, found := peers.byName[peer.Name]; found { existingPeer.localRefCount++ return existingPeer } peers.byName[peer.Name] = peer peers.addByShortID(p...
[ "func", "(", "peers", "*", "Peers", ")", "fetchWithDefault", "(", "peer", "*", "Peer", ")", "*", "Peer", "{", "peers", ".", "Lock", "(", ")", "\n", "var", "pending", "peersPendingNotifications", "\n", "defer", "peers", ".", "unlockAndNotify", "(", "&", "...
// fetchWithDefault will use reference fields of the passed peer object to // look up and return an existing, matching peer. If no matching peer is // found, the passed peer is saved and returned.
[ "fetchWithDefault", "will", "use", "reference", "fields", "of", "the", "passed", "peer", "object", "to", "look", "up", "and", "return", "an", "existing", "matching", "peer", ".", "If", "no", "matching", "peer", "is", "found", "the", "passed", "peer", "is", ...
512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39
https://github.com/weaveworks/mesh/blob/512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39/peers.go#L283-L297
test
weaveworks/mesh
peers.go
Fetch
func (peers *Peers) Fetch(name PeerName) *Peer { peers.RLock() defer peers.RUnlock() return peers.byName[name] }
go
func (peers *Peers) Fetch(name PeerName) *Peer { peers.RLock() defer peers.RUnlock() return peers.byName[name] }
[ "func", "(", "peers", "*", "Peers", ")", "Fetch", "(", "name", "PeerName", ")", "*", "Peer", "{", "peers", ".", "RLock", "(", ")", "\n", "defer", "peers", ".", "RUnlock", "(", ")", "\n", "return", "peers", ".", "byName", "[", "name", "]", "\n", "...
// Fetch returns a peer matching the passed name, without incrementing its // refcount. If no matching peer is found, Fetch returns nil.
[ "Fetch", "returns", "a", "peer", "matching", "the", "passed", "name", "without", "incrementing", "its", "refcount", ".", "If", "no", "matching", "peer", "is", "found", "Fetch", "returns", "nil", "." ]
512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39
https://github.com/weaveworks/mesh/blob/512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39/peers.go#L301-L305
test
weaveworks/mesh
peers.go
fetchAndAddRef
func (peers *Peers) fetchAndAddRef(name PeerName) *Peer { peers.Lock() defer peers.Unlock() peer := peers.byName[name] if peer != nil { peer.localRefCount++ } return peer }
go
func (peers *Peers) fetchAndAddRef(name PeerName) *Peer { peers.Lock() defer peers.Unlock() peer := peers.byName[name] if peer != nil { peer.localRefCount++ } return peer }
[ "func", "(", "peers", "*", "Peers", ")", "fetchAndAddRef", "(", "name", "PeerName", ")", "*", "Peer", "{", "peers", ".", "Lock", "(", ")", "\n", "defer", "peers", ".", "Unlock", "(", ")", "\n", "peer", ":=", "peers", ".", "byName", "[", "name", "]"...
// Like fetch, but increments local refcount.
[ "Like", "fetch", "but", "increments", "local", "refcount", "." ]
512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39
https://github.com/weaveworks/mesh/blob/512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39/peers.go#L308-L316
test
weaveworks/mesh
peers.go
FetchByShortID
func (peers *Peers) FetchByShortID(shortID PeerShortID) *Peer { peers.RLock() defer peers.RUnlock() return peers.byShortID[shortID].peer }
go
func (peers *Peers) FetchByShortID(shortID PeerShortID) *Peer { peers.RLock() defer peers.RUnlock() return peers.byShortID[shortID].peer }
[ "func", "(", "peers", "*", "Peers", ")", "FetchByShortID", "(", "shortID", "PeerShortID", ")", "*", "Peer", "{", "peers", ".", "RLock", "(", ")", "\n", "defer", "peers", ".", "RUnlock", "(", ")", "\n", "return", "peers", ".", "byShortID", "[", "shortID...
// FetchByShortID returns a peer matching the passed short ID. // If no matching peer is found, FetchByShortID returns nil.
[ "FetchByShortID", "returns", "a", "peer", "matching", "the", "passed", "short", "ID", ".", "If", "no", "matching", "peer", "is", "found", "FetchByShortID", "returns", "nil", "." ]
512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39
https://github.com/weaveworks/mesh/blob/512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39/peers.go#L320-L324
test
weaveworks/mesh
peers.go
GarbageCollect
func (peers *Peers) GarbageCollect() { peers.Lock() var pending peersPendingNotifications defer peers.unlockAndNotify(&pending) peers.garbageCollect(&pending) }
go
func (peers *Peers) GarbageCollect() { peers.Lock() var pending peersPendingNotifications defer peers.unlockAndNotify(&pending) peers.garbageCollect(&pending) }
[ "func", "(", "peers", "*", "Peers", ")", "GarbageCollect", "(", ")", "{", "peers", ".", "Lock", "(", ")", "\n", "var", "pending", "peersPendingNotifications", "\n", "defer", "peers", ".", "unlockAndNotify", "(", "&", "pending", ")", "\n", "peers", ".", "...
// GarbageCollect takes a lock, triggers a GC, and invokes the accumulated GC // callbacks.
[ "GarbageCollect", "takes", "a", "lock", "triggers", "a", "GC", "and", "invokes", "the", "accumulated", "GC", "callbacks", "." ]
512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39
https://github.com/weaveworks/mesh/blob/512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39/peers.go#L409-L415
test
weaveworks/mesh
routes.go
newRoutes
func newRoutes(ourself *localPeer, peers *Peers) *routes { recalculate := make(chan *struct{}, 1) wait := make(chan chan struct{}) action := make(chan func()) r := &routes{ ourself: ourself, peers: peers, unicast: unicastRoutes{ourself.Name: UnknownPeerName}, unicastAll: unicastRoutes{our...
go
func newRoutes(ourself *localPeer, peers *Peers) *routes { recalculate := make(chan *struct{}, 1) wait := make(chan chan struct{}) action := make(chan func()) r := &routes{ ourself: ourself, peers: peers, unicast: unicastRoutes{ourself.Name: UnknownPeerName}, unicastAll: unicastRoutes{our...
[ "func", "newRoutes", "(", "ourself", "*", "localPeer", ",", "peers", "*", "Peers", ")", "*", "routes", "{", "recalculate", ":=", "make", "(", "chan", "*", "struct", "{", "}", ",", "1", ")", "\n", "wait", ":=", "make", "(", "chan", "chan", "struct", ...
// newRoutes returns a usable Routes based on the LocalPeer and existing Peers.
[ "newRoutes", "returns", "a", "usable", "Routes", "based", "on", "the", "LocalPeer", "and", "existing", "Peers", "." ]
512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39
https://github.com/weaveworks/mesh/blob/512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39/routes.go#L29-L46
test
weaveworks/mesh
routes.go
OnChange
func (r *routes) OnChange(callback func()) { r.Lock() defer r.Unlock() r.onChange = append(r.onChange, callback) }
go
func (r *routes) OnChange(callback func()) { r.Lock() defer r.Unlock() r.onChange = append(r.onChange, callback) }
[ "func", "(", "r", "*", "routes", ")", "OnChange", "(", "callback", "func", "(", ")", ")", "{", "r", ".", "Lock", "(", ")", "\n", "defer", "r", ".", "Unlock", "(", ")", "\n", "r", ".", "onChange", "=", "append", "(", "r", ".", "onChange", ",", ...
// OnChange appends callback to the functions that will be called whenever the // routes are recalculated.
[ "OnChange", "appends", "callback", "to", "the", "functions", "that", "will", "be", "called", "whenever", "the", "routes", "are", "recalculated", "." ]
512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39
https://github.com/weaveworks/mesh/blob/512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39/routes.go#L50-L54
test
weaveworks/mesh
routes.go
Unicast
func (r *routes) Unicast(name PeerName) (PeerName, bool) { r.RLock() defer r.RUnlock() hop, found := r.unicast[name] return hop, found }
go
func (r *routes) Unicast(name PeerName) (PeerName, bool) { r.RLock() defer r.RUnlock() hop, found := r.unicast[name] return hop, found }
[ "func", "(", "r", "*", "routes", ")", "Unicast", "(", "name", "PeerName", ")", "(", "PeerName", ",", "bool", ")", "{", "r", ".", "RLock", "(", ")", "\n", "defer", "r", ".", "RUnlock", "(", ")", "\n", "hop", ",", "found", ":=", "r", ".", "unicas...
// Unicast returns the next hop on the unicast route to the named peer, // based on established and symmetric connections.
[ "Unicast", "returns", "the", "next", "hop", "on", "the", "unicast", "route", "to", "the", "named", "peer", "based", "on", "established", "and", "symmetric", "connections", "." ]
512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39
https://github.com/weaveworks/mesh/blob/512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39/routes.go#L63-L68
test
weaveworks/mesh
routes.go
UnicastAll
func (r *routes) UnicastAll(name PeerName) (PeerName, bool) { r.RLock() defer r.RUnlock() hop, found := r.unicastAll[name] return hop, found }
go
func (r *routes) UnicastAll(name PeerName) (PeerName, bool) { r.RLock() defer r.RUnlock() hop, found := r.unicastAll[name] return hop, found }
[ "func", "(", "r", "*", "routes", ")", "UnicastAll", "(", "name", "PeerName", ")", "(", "PeerName", ",", "bool", ")", "{", "r", ".", "RLock", "(", ")", "\n", "defer", "r", ".", "RUnlock", "(", ")", "\n", "hop", ",", "found", ":=", "r", ".", "uni...
// UnicastAll returns the next hop on the unicast route to the named peer, // based on all connections.
[ "UnicastAll", "returns", "the", "next", "hop", "on", "the", "unicast", "route", "to", "the", "named", "peer", "based", "on", "all", "connections", "." ]
512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39
https://github.com/weaveworks/mesh/blob/512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39/routes.go#L72-L77
test
weaveworks/mesh
routes.go
Broadcast
func (r *routes) Broadcast(name PeerName) []PeerName { return r.lookupOrCalculate(name, &r.broadcast, true) }
go
func (r *routes) Broadcast(name PeerName) []PeerName { return r.lookupOrCalculate(name, &r.broadcast, true) }
[ "func", "(", "r", "*", "routes", ")", "Broadcast", "(", "name", "PeerName", ")", "[", "]", "PeerName", "{", "return", "r", ".", "lookupOrCalculate", "(", "name", ",", "&", "r", ".", "broadcast", ",", "true", ")", "\n", "}" ]
// Broadcast returns the set of peer names that should be notified // when we receive a broadcast message originating from the named peer // based on established and symmetric connections.
[ "Broadcast", "returns", "the", "set", "of", "peer", "names", "that", "should", "be", "notified", "when", "we", "receive", "a", "broadcast", "message", "originating", "from", "the", "named", "peer", "based", "on", "established", "and", "symmetric", "connections",...
512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39
https://github.com/weaveworks/mesh/blob/512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39/routes.go#L82-L84
test
weaveworks/mesh
routes.go
BroadcastAll
func (r *routes) BroadcastAll(name PeerName) []PeerName { return r.lookupOrCalculate(name, &r.broadcastAll, false) }
go
func (r *routes) BroadcastAll(name PeerName) []PeerName { return r.lookupOrCalculate(name, &r.broadcastAll, false) }
[ "func", "(", "r", "*", "routes", ")", "BroadcastAll", "(", "name", "PeerName", ")", "[", "]", "PeerName", "{", "return", "r", ".", "lookupOrCalculate", "(", "name", ",", "&", "r", ".", "broadcastAll", ",", "false", ")", "\n", "}" ]
// BroadcastAll returns the set of peer names that should be notified // when we receive a broadcast message originating from the named peer // based on all connections.
[ "BroadcastAll", "returns", "the", "set", "of", "peer", "names", "that", "should", "be", "notified", "when", "we", "receive", "a", "broadcast", "message", "originating", "from", "the", "named", "peer", "based", "on", "all", "connections", "." ]
512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39
https://github.com/weaveworks/mesh/blob/512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39/routes.go#L89-L91
test
weaveworks/mesh
meshconn/peer.go
NewPeer
func NewPeer(name mesh.PeerName, uid mesh.PeerUID, logger mesh.Logger) *Peer { p := &Peer{ name: name, uid: uid, gossip: nil, // initially no gossip recv: make(chan pkt), actions: make(chan func()), quit: make(chan struct{}), logger: logger, } go p.loop() return p }
go
func NewPeer(name mesh.PeerName, uid mesh.PeerUID, logger mesh.Logger) *Peer { p := &Peer{ name: name, uid: uid, gossip: nil, // initially no gossip recv: make(chan pkt), actions: make(chan func()), quit: make(chan struct{}), logger: logger, } go p.loop() return p }
[ "func", "NewPeer", "(", "name", "mesh", ".", "PeerName", ",", "uid", "mesh", ".", "PeerUID", ",", "logger", "mesh", ".", "Logger", ")", "*", "Peer", "{", "p", ":=", "&", "Peer", "{", "name", ":", "name", ",", "uid", ":", "uid", ",", "gossip", ":"...
// NewPeer returns a Peer, which can be used as a net.PacketConn. // Clients must Register a mesh.Gossip before calling ReadFrom or WriteTo. // Clients should aggressively consume from ReadFrom.
[ "NewPeer", "returns", "a", "Peer", "which", "can", "be", "used", "as", "a", "net", ".", "PacketConn", ".", "Clients", "must", "Register", "a", "mesh", ".", "Gossip", "before", "calling", "ReadFrom", "or", "WriteTo", ".", "Clients", "should", "aggressively", ...
512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39
https://github.com/weaveworks/mesh/blob/512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39/meshconn/peer.go#L46-L58
test
weaveworks/mesh
meshconn/peer.go
Register
func (p *Peer) Register(gossip mesh.Gossip) { p.actions <- func() { p.gossip = gossip } }
go
func (p *Peer) Register(gossip mesh.Gossip) { p.actions <- func() { p.gossip = gossip } }
[ "func", "(", "p", "*", "Peer", ")", "Register", "(", "gossip", "mesh", ".", "Gossip", ")", "{", "p", ".", "actions", "<-", "func", "(", ")", "{", "p", ".", "gossip", "=", "gossip", "}", "\n", "}" ]
// Register injects the mesh.Gossip and enables full-duplex communication. // Clients should consume from ReadFrom without blocking.
[ "Register", "injects", "the", "mesh", ".", "Gossip", "and", "enables", "full", "-", "duplex", "communication", ".", "Clients", "should", "consume", "from", "ReadFrom", "without", "blocking", "." ]
512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39
https://github.com/weaveworks/mesh/blob/512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39/meshconn/peer.go#L73-L75
test
weaveworks/mesh
meshconn/peer.go
ReadFrom
func (p *Peer) ReadFrom(b []byte) (n int, remote net.Addr, err error) { c := make(chan struct{}) p.actions <- func() { go func() { // so as not to block loop defer close(c) select { case pkt := <-p.recv: n = copy(b, pkt.Buf) remote = MeshAddr{PeerName: pkt.SrcName, PeerUID: pkt.SrcUID} if n < l...
go
func (p *Peer) ReadFrom(b []byte) (n int, remote net.Addr, err error) { c := make(chan struct{}) p.actions <- func() { go func() { // so as not to block loop defer close(c) select { case pkt := <-p.recv: n = copy(b, pkt.Buf) remote = MeshAddr{PeerName: pkt.SrcName, PeerUID: pkt.SrcUID} if n < l...
[ "func", "(", "p", "*", "Peer", ")", "ReadFrom", "(", "b", "[", "]", "byte", ")", "(", "n", "int", ",", "remote", "net", ".", "Addr", ",", "err", "error", ")", "{", "c", ":=", "make", "(", "chan", "struct", "{", "}", ")", "\n", "p", ".", "ac...
// ReadFrom implements net.PacketConn. // Clients should consume from ReadFrom without blocking.
[ "ReadFrom", "implements", "net", ".", "PacketConn", ".", "Clients", "should", "consume", "from", "ReadFrom", "without", "blocking", "." ]
512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39
https://github.com/weaveworks/mesh/blob/512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39/meshconn/peer.go#L79-L98
test
weaveworks/mesh
meshconn/peer.go
WriteTo
func (p *Peer) WriteTo(b []byte, dst net.Addr) (n int, err error) { c := make(chan struct{}) p.actions <- func() { defer close(c) if p.gossip == nil { err = ErrGossipNotRegistered return } meshAddr, ok := dst.(MeshAddr) if !ok { err = ErrNotMeshAddr return } pkt := pkt{SrcName: p.name, SrcUI...
go
func (p *Peer) WriteTo(b []byte, dst net.Addr) (n int, err error) { c := make(chan struct{}) p.actions <- func() { defer close(c) if p.gossip == nil { err = ErrGossipNotRegistered return } meshAddr, ok := dst.(MeshAddr) if !ok { err = ErrNotMeshAddr return } pkt := pkt{SrcName: p.name, SrcUI...
[ "func", "(", "p", "*", "Peer", ")", "WriteTo", "(", "b", "[", "]", "byte", ",", "dst", "net", ".", "Addr", ")", "(", "n", "int", ",", "err", "error", ")", "{", "c", ":=", "make", "(", "chan", "struct", "{", "}", ")", "\n", "p", ".", "action...
// WriteTo implements net.PacketConn.
[ "WriteTo", "implements", "net", ".", "PacketConn", "." ]
512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39
https://github.com/weaveworks/mesh/blob/512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39/meshconn/peer.go#L101-L126
test
weaveworks/mesh
meshconn/peer.go
LocalAddr
func (p *Peer) LocalAddr() net.Addr { return MeshAddr{PeerName: p.name, PeerUID: p.uid} }
go
func (p *Peer) LocalAddr() net.Addr { return MeshAddr{PeerName: p.name, PeerUID: p.uid} }
[ "func", "(", "p", "*", "Peer", ")", "LocalAddr", "(", ")", "net", ".", "Addr", "{", "return", "MeshAddr", "{", "PeerName", ":", "p", ".", "name", ",", "PeerUID", ":", "p", ".", "uid", "}", "\n", "}" ]
// LocalAddr implements net.PacketConn.
[ "LocalAddr", "implements", "net", ".", "PacketConn", "." ]
512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39
https://github.com/weaveworks/mesh/blob/512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39/meshconn/peer.go#L135-L137
test
weaveworks/mesh
meshconn/peer.go
OnGossip
func (p *Peer) OnGossip(buf []byte) (delta mesh.GossipData, err error) { return pktSlice{makePkt(buf)}, nil }
go
func (p *Peer) OnGossip(buf []byte) (delta mesh.GossipData, err error) { return pktSlice{makePkt(buf)}, nil }
[ "func", "(", "p", "*", "Peer", ")", "OnGossip", "(", "buf", "[", "]", "byte", ")", "(", "delta", "mesh", ".", "GossipData", ",", "err", "error", ")", "{", "return", "pktSlice", "{", "makePkt", "(", "buf", ")", "}", ",", "nil", "\n", "}" ]
// OnGossip implements mesh.Gossiper. // The buf is a single pkt.
[ "OnGossip", "implements", "mesh", ".", "Gossiper", ".", "The", "buf", "is", "a", "single", "pkt", "." ]
512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39
https://github.com/weaveworks/mesh/blob/512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39/meshconn/peer.go#L164-L166
test
weaveworks/mesh
meshconn/peer.go
OnGossipBroadcast
func (p *Peer) OnGossipBroadcast(_ mesh.PeerName, buf []byte) (received mesh.GossipData, err error) { pkt := makePkt(buf) p.recv <- pkt // to ReadFrom return pktSlice{pkt}, nil }
go
func (p *Peer) OnGossipBroadcast(_ mesh.PeerName, buf []byte) (received mesh.GossipData, err error) { pkt := makePkt(buf) p.recv <- pkt // to ReadFrom return pktSlice{pkt}, nil }
[ "func", "(", "p", "*", "Peer", ")", "OnGossipBroadcast", "(", "_", "mesh", ".", "PeerName", ",", "buf", "[", "]", "byte", ")", "(", "received", "mesh", ".", "GossipData", ",", "err", "error", ")", "{", "pkt", ":=", "makePkt", "(", "buf", ")", "\n",...
// OnGossipBroadcast implements mesh.Gossiper. // The buf is a single pkt
[ "OnGossipBroadcast", "implements", "mesh", ".", "Gossiper", ".", "The", "buf", "is", "a", "single", "pkt" ]
512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39
https://github.com/weaveworks/mesh/blob/512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39/meshconn/peer.go#L170-L174
test
weaveworks/mesh
meshconn/peer.go
OnGossipUnicast
func (p *Peer) OnGossipUnicast(_ mesh.PeerName, buf []byte) error { pkt := makePkt(buf) p.recv <- pkt // to ReadFrom return nil }
go
func (p *Peer) OnGossipUnicast(_ mesh.PeerName, buf []byte) error { pkt := makePkt(buf) p.recv <- pkt // to ReadFrom return nil }
[ "func", "(", "p", "*", "Peer", ")", "OnGossipUnicast", "(", "_", "mesh", ".", "PeerName", ",", "buf", "[", "]", "byte", ")", "error", "{", "pkt", ":=", "makePkt", "(", "buf", ")", "\n", "p", ".", "recv", "<-", "pkt", "\n", "return", "nil", "\n", ...
// OnGossipUnicast implements mesh.Gossiper. // The buf is a single pkt.
[ "OnGossipUnicast", "implements", "mesh", ".", "Gossiper", ".", "The", "buf", "is", "a", "single", "pkt", "." ]
512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39
https://github.com/weaveworks/mesh/blob/512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39/meshconn/peer.go#L178-L182
test
weaveworks/mesh
_metcd/server.go
NewDefaultServer
func NewDefaultServer( minPeerCount int, terminatec <-chan struct{}, terminatedc chan<- error, logger mesh.Logger, ) Server { var ( peerName = mustPeerName() nickName = mustHostname() host = "0.0.0.0" port = 6379 password = "" channel = "metcd" ) router := mesh.NewRouter(mesh.Config{ Host:...
go
func NewDefaultServer( minPeerCount int, terminatec <-chan struct{}, terminatedc chan<- error, logger mesh.Logger, ) Server { var ( peerName = mustPeerName() nickName = mustHostname() host = "0.0.0.0" port = 6379 password = "" channel = "metcd" ) router := mesh.NewRouter(mesh.Config{ Host:...
[ "func", "NewDefaultServer", "(", "minPeerCount", "int", ",", "terminatec", "<-", "chan", "struct", "{", "}", ",", "terminatedc", "chan", "<-", "error", ",", "logger", "mesh", ".", "Logger", ",", ")", "Server", "{", "var", "(", "peerName", "=", "mustPeerNam...
// NewDefaultServer is like NewServer, but we take care of creating a // mesh.Router and meshconn.Peer for you, with sane defaults. If you need more // fine-grained control, create the components yourself and use NewServer.
[ "NewDefaultServer", "is", "like", "NewServer", "but", "we", "take", "care", "of", "creating", "a", "mesh", ".", "Router", "and", "meshconn", ".", "Peer", "for", "you", "with", "sane", "defaults", ".", "If", "you", "need", "more", "fine", "-", "grained", ...
512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39
https://github.com/weaveworks/mesh/blob/512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39/_metcd/server.go#L61-L97
test
weaveworks/mesh
peer_name_hash.go
PeerNameFromUserInput
func PeerNameFromUserInput(userInput string) (PeerName, error) { // fixed-length identity nameByteAry := sha256.Sum256([]byte(userInput)) return PeerNameFromBin(nameByteAry[:NameSize]), nil }
go
func PeerNameFromUserInput(userInput string) (PeerName, error) { // fixed-length identity nameByteAry := sha256.Sum256([]byte(userInput)) return PeerNameFromBin(nameByteAry[:NameSize]), nil }
[ "func", "PeerNameFromUserInput", "(", "userInput", "string", ")", "(", "PeerName", ",", "error", ")", "{", "nameByteAry", ":=", "sha256", ".", "Sum256", "(", "[", "]", "byte", "(", "userInput", ")", ")", "\n", "return", "PeerNameFromBin", "(", "nameByteAry",...
// PeerNameFromUserInput parses PeerName from a user-provided string.
[ "PeerNameFromUserInput", "parses", "PeerName", "from", "a", "user", "-", "provided", "string", "." ]
512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39
https://github.com/weaveworks/mesh/blob/512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39/peer_name_hash.go#L27-L31
test
weaveworks/mesh
peer_name_hash.go
bytes
func (name PeerName) bytes() []byte { res, err := hex.DecodeString(string(name)) if err != nil { panic("unable to decode name to bytes: " + name) } return res }
go
func (name PeerName) bytes() []byte { res, err := hex.DecodeString(string(name)) if err != nil { panic("unable to decode name to bytes: " + name) } return res }
[ "func", "(", "name", "PeerName", ")", "bytes", "(", ")", "[", "]", "byte", "{", "res", ",", "err", ":=", "hex", ".", "DecodeString", "(", "string", "(", "name", ")", ")", "\n", "if", "err", "!=", "nil", "{", "panic", "(", "\"unable to decode name to ...
// bytes encodes PeerName as a byte slice.
[ "bytes", "encodes", "PeerName", "as", "a", "byte", "slice", "." ]
512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39
https://github.com/weaveworks/mesh/blob/512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39/peer_name_hash.go#L47-L53
test
weaveworks/mesh
router.go
NewRouter
func NewRouter(config Config, name PeerName, nickName string, overlay Overlay, logger Logger) (*Router, error) { router := &Router{Config: config, gossipChannels: make(gossipChannels)} if overlay == nil { overlay = NullOverlay{} } router.Overlay = overlay router.Ourself = newLocalPeer(name, nickName, router) ...
go
func NewRouter(config Config, name PeerName, nickName string, overlay Overlay, logger Logger) (*Router, error) { router := &Router{Config: config, gossipChannels: make(gossipChannels)} if overlay == nil { overlay = NullOverlay{} } router.Overlay = overlay router.Ourself = newLocalPeer(name, nickName, router) ...
[ "func", "NewRouter", "(", "config", "Config", ",", "name", "PeerName", ",", "nickName", "string", ",", "overlay", "Overlay", ",", "logger", "Logger", ")", "(", "*", "Router", ",", "error", ")", "{", "router", ":=", "&", "Router", "{", "Config", ":", "c...
// NewRouter returns a new router. It must be started.
[ "NewRouter", "returns", "a", "new", "router", ".", "It", "must", "be", "started", "." ]
512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39
https://github.com/weaveworks/mesh/blob/512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39/router.go#L59-L82
test
weaveworks/mesh
router.go
sendAllGossip
func (router *Router) sendAllGossip() { for channel := range router.gossipChannelSet() { if gossip := channel.gossiper.Gossip(); gossip != nil { channel.Send(gossip) } } }
go
func (router *Router) sendAllGossip() { for channel := range router.gossipChannelSet() { if gossip := channel.gossiper.Gossip(); gossip != nil { channel.Send(gossip) } } }
[ "func", "(", "router", "*", "Router", ")", "sendAllGossip", "(", ")", "{", "for", "channel", ":=", "range", "router", ".", "gossipChannelSet", "(", ")", "{", "if", "gossip", ":=", "channel", ".", "gossiper", ".", "Gossip", "(", ")", ";", "gossip", "!="...
// Relay all pending gossip data for each channel via random neighbours.
[ "Relay", "all", "pending", "gossip", "data", "for", "each", "channel", "via", "random", "neighbours", "." ]
512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39
https://github.com/weaveworks/mesh/blob/512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39/router.go#L196-L202
test
weaveworks/mesh
router.go
sendAllGossipDown
func (router *Router) sendAllGossipDown(conn Connection) { for channel := range router.gossipChannelSet() { if gossip := channel.gossiper.Gossip(); gossip != nil { channel.SendDown(conn, gossip) } } }
go
func (router *Router) sendAllGossipDown(conn Connection) { for channel := range router.gossipChannelSet() { if gossip := channel.gossiper.Gossip(); gossip != nil { channel.SendDown(conn, gossip) } } }
[ "func", "(", "router", "*", "Router", ")", "sendAllGossipDown", "(", "conn", "Connection", ")", "{", "for", "channel", ":=", "range", "router", ".", "gossipChannelSet", "(", ")", "{", "if", "gossip", ":=", "channel", ".", "gossiper", ".", "Gossip", "(", ...
// Relay all pending gossip data for each channel via conn.
[ "Relay", "all", "pending", "gossip", "data", "for", "each", "channel", "via", "conn", "." ]
512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39
https://github.com/weaveworks/mesh/blob/512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39/router.go#L205-L211
test
weaveworks/mesh
router.go
broadcastTopologyUpdate
func (router *Router) broadcastTopologyUpdate(update []*Peer) { names := make(peerNameSet) for _, p := range update { names[p.Name] = struct{}{} } router.topologyGossip.GossipBroadcast(&topologyGossipData{peers: router.Peers, update: names}) }
go
func (router *Router) broadcastTopologyUpdate(update []*Peer) { names := make(peerNameSet) for _, p := range update { names[p.Name] = struct{}{} } router.topologyGossip.GossipBroadcast(&topologyGossipData{peers: router.Peers, update: names}) }
[ "func", "(", "router", "*", "Router", ")", "broadcastTopologyUpdate", "(", "update", "[", "]", "*", "Peer", ")", "{", "names", ":=", "make", "(", "peerNameSet", ")", "\n", "for", "_", ",", "p", ":=", "range", "update", "{", "names", "[", "p", ".", ...
// BroadcastTopologyUpdate is invoked whenever there is a change to the mesh // topology, and broadcasts the new set of peers to the mesh.
[ "BroadcastTopologyUpdate", "is", "invoked", "whenever", "there", "is", "a", "change", "to", "the", "mesh", "topology", "and", "broadcasts", "the", "new", "set", "of", "peers", "to", "the", "mesh", "." ]
512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39
https://github.com/weaveworks/mesh/blob/512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39/router.go#L224-L230
test
weaveworks/mesh
router.go
OnGossipUnicast
func (router *Router) OnGossipUnicast(sender PeerName, msg []byte) error { return fmt.Errorf("unexpected topology gossip unicast: %v", msg) }
go
func (router *Router) OnGossipUnicast(sender PeerName, msg []byte) error { return fmt.Errorf("unexpected topology gossip unicast: %v", msg) }
[ "func", "(", "router", "*", "Router", ")", "OnGossipUnicast", "(", "sender", "PeerName", ",", "msg", "[", "]", "byte", ")", "error", "{", "return", "fmt", ".", "Errorf", "(", "\"unexpected topology gossip unicast: %v\"", ",", "msg", ")", "\n", "}" ]
// OnGossipUnicast implements Gossiper, but always returns an error, as a // router should only receive gossip broadcasts of TopologyGossipData.
[ "OnGossipUnicast", "implements", "Gossiper", "but", "always", "returns", "an", "error", "as", "a", "router", "should", "only", "receive", "gossip", "broadcasts", "of", "TopologyGossipData", "." ]
512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39
https://github.com/weaveworks/mesh/blob/512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39/router.go#L234-L236
test
weaveworks/mesh
router.go
OnGossipBroadcast
func (router *Router) OnGossipBroadcast(_ PeerName, update []byte) (GossipData, error) { origUpdate, _, err := router.applyTopologyUpdate(update) if err != nil || len(origUpdate) == 0 { return nil, err } return &topologyGossipData{peers: router.Peers, update: origUpdate}, nil }
go
func (router *Router) OnGossipBroadcast(_ PeerName, update []byte) (GossipData, error) { origUpdate, _, err := router.applyTopologyUpdate(update) if err != nil || len(origUpdate) == 0 { return nil, err } return &topologyGossipData{peers: router.Peers, update: origUpdate}, nil }
[ "func", "(", "router", "*", "Router", ")", "OnGossipBroadcast", "(", "_", "PeerName", ",", "update", "[", "]", "byte", ")", "(", "GossipData", ",", "error", ")", "{", "origUpdate", ",", "_", ",", "err", ":=", "router", ".", "applyTopologyUpdate", "(", ...
// OnGossipBroadcast receives broadcasts of TopologyGossipData. // It returns the received update unchanged.
[ "OnGossipBroadcast", "receives", "broadcasts", "of", "TopologyGossipData", ".", "It", "returns", "the", "received", "update", "unchanged", "." ]
512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39
https://github.com/weaveworks/mesh/blob/512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39/router.go#L240-L246
test
weaveworks/mesh
router.go
Gossip
func (router *Router) Gossip() GossipData { return &topologyGossipData{peers: router.Peers, update: router.Peers.names()} }
go
func (router *Router) Gossip() GossipData { return &topologyGossipData{peers: router.Peers, update: router.Peers.names()} }
[ "func", "(", "router", "*", "Router", ")", "Gossip", "(", ")", "GossipData", "{", "return", "&", "topologyGossipData", "{", "peers", ":", "router", ".", "Peers", ",", "update", ":", "router", ".", "Peers", ".", "names", "(", ")", "}", "\n", "}" ]
// Gossip yields the current topology as GossipData.
[ "Gossip", "yields", "the", "current", "topology", "as", "GossipData", "." ]
512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39
https://github.com/weaveworks/mesh/blob/512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39/router.go#L249-L251
test
weaveworks/mesh
router.go
OnGossip
func (router *Router) OnGossip(update []byte) (GossipData, error) { _, newUpdate, err := router.applyTopologyUpdate(update) if err != nil || len(newUpdate) == 0 { return nil, err } return &topologyGossipData{peers: router.Peers, update: newUpdate}, nil }
go
func (router *Router) OnGossip(update []byte) (GossipData, error) { _, newUpdate, err := router.applyTopologyUpdate(update) if err != nil || len(newUpdate) == 0 { return nil, err } return &topologyGossipData{peers: router.Peers, update: newUpdate}, nil }
[ "func", "(", "router", "*", "Router", ")", "OnGossip", "(", "update", "[", "]", "byte", ")", "(", "GossipData", ",", "error", ")", "{", "_", ",", "newUpdate", ",", "err", ":=", "router", ".", "applyTopologyUpdate", "(", "update", ")", "\n", "if", "er...
// OnGossip receives broadcasts of TopologyGossipData. // It returns an "improved" version of the received update. // See peers.ApplyUpdate.
[ "OnGossip", "receives", "broadcasts", "of", "TopologyGossipData", ".", "It", "returns", "an", "improved", "version", "of", "the", "received", "update", ".", "See", "peers", ".", "ApplyUpdate", "." ]
512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39
https://github.com/weaveworks/mesh/blob/512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39/router.go#L256-L262
test
weaveworks/mesh
router.go
Encode
func (d *topologyGossipData) Encode() [][]byte { return [][]byte{d.peers.encodePeers(d.update)} }
go
func (d *topologyGossipData) Encode() [][]byte { return [][]byte{d.peers.encodePeers(d.update)} }
[ "func", "(", "d", "*", "topologyGossipData", ")", "Encode", "(", ")", "[", "]", "[", "]", "byte", "{", "return", "[", "]", "[", "]", "byte", "{", "d", ".", "peers", ".", "encodePeers", "(", "d", ".", "update", ")", "}", "\n", "}" ]
// Encode implements GossipData.
[ "Encode", "implements", "GossipData", "." ]
512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39
https://github.com/weaveworks/mesh/blob/512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39/router.go#L310-L312
test
weaveworks/mesh
examples/increment-only-counter/state.go
newState
func newState(self mesh.PeerName) *state { return &state{ set: map[mesh.PeerName]int{}, self: self, } }
go
func newState(self mesh.PeerName) *state { return &state{ set: map[mesh.PeerName]int{}, self: self, } }
[ "func", "newState", "(", "self", "mesh", ".", "PeerName", ")", "*", "state", "{", "return", "&", "state", "{", "set", ":", "map", "[", "mesh", ".", "PeerName", "]", "int", "{", "}", ",", "self", ":", "self", ",", "}", "\n", "}" ]
// Construct an empty state object, ready to receive updates. // This is suitable to use at program start. // Other peers will populate us with data.
[ "Construct", "an", "empty", "state", "object", "ready", "to", "receive", "updates", ".", "This", "is", "suitable", "to", "use", "at", "program", "start", ".", "Other", "peers", "will", "populate", "us", "with", "data", "." ]
512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39
https://github.com/weaveworks/mesh/blob/512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39/examples/increment-only-counter/state.go#L25-L30
test
weaveworks/mesh
examples/increment-only-counter/state.go
Merge
func (st *state) Merge(other mesh.GossipData) (complete mesh.GossipData) { return st.mergeComplete(other.(*state).copy().set) }
go
func (st *state) Merge(other mesh.GossipData) (complete mesh.GossipData) { return st.mergeComplete(other.(*state).copy().set) }
[ "func", "(", "st", "*", "state", ")", "Merge", "(", "other", "mesh", ".", "GossipData", ")", "(", "complete", "mesh", ".", "GossipData", ")", "{", "return", "st", ".", "mergeComplete", "(", "other", ".", "(", "*", "state", ")", ".", "copy", "(", ")...
// Merge merges the other GossipData into this one, // and returns our resulting, complete state.
[ "Merge", "merges", "the", "other", "GossipData", "into", "this", "one", "and", "returns", "our", "resulting", "complete", "state", "." ]
512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39
https://github.com/weaveworks/mesh/blob/512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39/examples/increment-only-counter/state.go#L73-L75
test
weaveworks/mesh
examples/increment-only-counter/state.go
mergeReceived
func (st *state) mergeReceived(set map[mesh.PeerName]int) (received mesh.GossipData) { st.mtx.Lock() defer st.mtx.Unlock() for peer, v := range set { if v <= st.set[peer] { delete(set, peer) // optimization: make the forwarded data smaller continue } st.set[peer] = v } return &state{ set: set, // a...
go
func (st *state) mergeReceived(set map[mesh.PeerName]int) (received mesh.GossipData) { st.mtx.Lock() defer st.mtx.Unlock() for peer, v := range set { if v <= st.set[peer] { delete(set, peer) // optimization: make the forwarded data smaller continue } st.set[peer] = v } return &state{ set: set, // a...
[ "func", "(", "st", "*", "state", ")", "mergeReceived", "(", "set", "map", "[", "mesh", ".", "PeerName", "]", "int", ")", "(", "received", "mesh", ".", "GossipData", ")", "{", "st", ".", "mtx", ".", "Lock", "(", ")", "\n", "defer", "st", ".", "mtx...
// Merge the set into our state, abiding increment-only semantics. // Return a non-nil mesh.GossipData representation of the received set.
[ "Merge", "the", "set", "into", "our", "state", "abiding", "increment", "-", "only", "semantics", ".", "Return", "a", "non", "-", "nil", "mesh", ".", "GossipData", "representation", "of", "the", "received", "set", "." ]
512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39
https://github.com/weaveworks/mesh/blob/512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39/examples/increment-only-counter/state.go#L79-L94
test
weaveworks/mesh
examples/increment-only-counter/state.go
mergeComplete
func (st *state) mergeComplete(set map[mesh.PeerName]int) (complete mesh.GossipData) { st.mtx.Lock() defer st.mtx.Unlock() for peer, v := range set { if v > st.set[peer] { st.set[peer] = v } } return &state{ set: st.set, // n.b. can't .copy() due to lock contention } }
go
func (st *state) mergeComplete(set map[mesh.PeerName]int) (complete mesh.GossipData) { st.mtx.Lock() defer st.mtx.Unlock() for peer, v := range set { if v > st.set[peer] { st.set[peer] = v } } return &state{ set: st.set, // n.b. can't .copy() due to lock contention } }
[ "func", "(", "st", "*", "state", ")", "mergeComplete", "(", "set", "map", "[", "mesh", ".", "PeerName", "]", "int", ")", "(", "complete", "mesh", ".", "GossipData", ")", "{", "st", ".", "mtx", ".", "Lock", "(", ")", "\n", "defer", "st", ".", "mtx...
// Merge the set into our state, abiding increment-only semantics. // Return our resulting, complete state.
[ "Merge", "the", "set", "into", "our", "state", "abiding", "increment", "-", "only", "semantics", ".", "Return", "our", "resulting", "complete", "state", "." ]
512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39
https://github.com/weaveworks/mesh/blob/512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39/examples/increment-only-counter/state.go#L120-L133
test
weaveworks/mesh
surrogate_gossiper.go
OnGossipBroadcast
func (*surrogateGossiper) OnGossipBroadcast(_ PeerName, update []byte) (GossipData, error) { return newSurrogateGossipData(update), nil }
go
func (*surrogateGossiper) OnGossipBroadcast(_ PeerName, update []byte) (GossipData, error) { return newSurrogateGossipData(update), nil }
[ "func", "(", "*", "surrogateGossiper", ")", "OnGossipBroadcast", "(", "_", "PeerName", ",", "update", "[", "]", "byte", ")", "(", "GossipData", ",", "error", ")", "{", "return", "newSurrogateGossipData", "(", "update", ")", ",", "nil", "\n", "}" ]
// OnGossipBroadcast implements Gossiper.
[ "OnGossipBroadcast", "implements", "Gossiper", "." ]
512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39
https://github.com/weaveworks/mesh/blob/512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39/surrogate_gossiper.go#L33-L35
test
weaveworks/mesh
surrogate_gossiper.go
OnGossip
func (s *surrogateGossiper) OnGossip(update []byte) (GossipData, error) { hash := fnv.New64a() _, _ = hash.Write(update) updateHash := hash.Sum64() s.Lock() defer s.Unlock() for _, p := range s.prevUpdates { if updateHash == p.hash && bytes.Equal(update, p.update) { return nil, nil } } // Delete anything...
go
func (s *surrogateGossiper) OnGossip(update []byte) (GossipData, error) { hash := fnv.New64a() _, _ = hash.Write(update) updateHash := hash.Sum64() s.Lock() defer s.Unlock() for _, p := range s.prevUpdates { if updateHash == p.hash && bytes.Equal(update, p.update) { return nil, nil } } // Delete anything...
[ "func", "(", "s", "*", "surrogateGossiper", ")", "OnGossip", "(", "update", "[", "]", "byte", ")", "(", "GossipData", ",", "error", ")", "{", "hash", ":=", "fnv", ".", "New64a", "(", ")", "\n", "_", ",", "_", "=", "hash", ".", "Write", "(", "upda...
// OnGossip should return "everything new I've just learnt". // surrogateGossiper doesn't understand the content of messages, but it can eliminate simple duplicates
[ "OnGossip", "should", "return", "everything", "new", "I", "ve", "just", "learnt", ".", "surrogateGossiper", "doesn", "t", "understand", "the", "content", "of", "messages", "but", "it", "can", "eliminate", "simple", "duplicates" ]
512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39
https://github.com/weaveworks/mesh/blob/512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39/surrogate_gossiper.go#L44-L69
test
weaveworks/mesh
protocol_crypto.go
generateKeyPair
func generateKeyPair() (publicKey, privateKey *[32]byte, err error) { return box.GenerateKey(rand.Reader) }
go
func generateKeyPair() (publicKey, privateKey *[32]byte, err error) { return box.GenerateKey(rand.Reader) }
[ "func", "generateKeyPair", "(", ")", "(", "publicKey", ",", "privateKey", "*", "[", "32", "]", "byte", ",", "err", "error", ")", "{", "return", "box", ".", "GenerateKey", "(", "rand", ".", "Reader", ")", "\n", "}" ]
// GenerateKeyPair is used during encrypted protocol introduction.
[ "GenerateKeyPair", "is", "used", "during", "encrypted", "protocol", "introduction", "." ]
512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39
https://github.com/weaveworks/mesh/blob/512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39/protocol_crypto.go#L22-L24
test
weaveworks/mesh
protocol_crypto.go
formSessionKey
func formSessionKey(remotePublicKey, localPrivateKey *[32]byte, secretKey []byte) *[32]byte { var sharedKey [32]byte box.Precompute(&sharedKey, remotePublicKey, localPrivateKey) sharedKeySlice := sharedKey[:] sharedKeySlice = append(sharedKeySlice, secretKey...) sessionKey := sha256.Sum256(sharedKeySlice) return ...
go
func formSessionKey(remotePublicKey, localPrivateKey *[32]byte, secretKey []byte) *[32]byte { var sharedKey [32]byte box.Precompute(&sharedKey, remotePublicKey, localPrivateKey) sharedKeySlice := sharedKey[:] sharedKeySlice = append(sharedKeySlice, secretKey...) sessionKey := sha256.Sum256(sharedKeySlice) return ...
[ "func", "formSessionKey", "(", "remotePublicKey", ",", "localPrivateKey", "*", "[", "32", "]", "byte", ",", "secretKey", "[", "]", "byte", ")", "*", "[", "32", "]", "byte", "{", "var", "sharedKey", "[", "32", "]", "byte", "\n", "box", ".", "Precompute"...
// FormSessionKey is used during encrypted protocol introduction.
[ "FormSessionKey", "is", "used", "during", "encrypted", "protocol", "introduction", "." ]
512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39
https://github.com/weaveworks/mesh/blob/512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39/protocol_crypto.go#L27-L34
test
weaveworks/mesh
protocol_crypto.go
newTCPCryptoState
func newTCPCryptoState(sessionKey *[32]byte, outbound bool) *tcpCryptoState { s := &tcpCryptoState{sessionKey: sessionKey} if outbound { s.nonce[0] |= (1 << 7) } s.nonce[0] |= (1 << 6) return s }
go
func newTCPCryptoState(sessionKey *[32]byte, outbound bool) *tcpCryptoState { s := &tcpCryptoState{sessionKey: sessionKey} if outbound { s.nonce[0] |= (1 << 7) } s.nonce[0] |= (1 << 6) return s }
[ "func", "newTCPCryptoState", "(", "sessionKey", "*", "[", "32", "]", "byte", ",", "outbound", "bool", ")", "*", "tcpCryptoState", "{", "s", ":=", "&", "tcpCryptoState", "{", "sessionKey", ":", "sessionKey", "}", "\n", "if", "outbound", "{", "s", ".", "no...
// NewTCPCryptoState returns a valid TCPCryptoState.
[ "NewTCPCryptoState", "returns", "a", "valid", "TCPCryptoState", "." ]
512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39
https://github.com/weaveworks/mesh/blob/512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39/protocol_crypto.go#L55-L62
test
weaveworks/mesh
protocol_crypto.go
Send
func (sender *gobTCPSender) Send(msg []byte) error { return sender.encoder.Encode(msg) }
go
func (sender *gobTCPSender) Send(msg []byte) error { return sender.encoder.Encode(msg) }
[ "func", "(", "sender", "*", "gobTCPSender", ")", "Send", "(", "msg", "[", "]", "byte", ")", "error", "{", "return", "sender", ".", "encoder", ".", "Encode", "(", "msg", ")", "\n", "}" ]
// Send implements TCPSender by encoding the msg.
[ "Send", "implements", "TCPSender", "by", "encoding", "the", "msg", "." ]
512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39
https://github.com/weaveworks/mesh/blob/512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39/protocol_crypto.go#L85-L87
test
weaveworks/mesh
protocol_crypto.go
Send
func (sender *lengthPrefixTCPSender) Send(msg []byte) error { l := len(msg) if l > maxTCPMsgSize { return fmt.Errorf("outgoing message exceeds maximum size: %d > %d", l, maxTCPMsgSize) } // We copy the message so we can send it in a single Write // operation, thus making this thread-safe without locking. prefix...
go
func (sender *lengthPrefixTCPSender) Send(msg []byte) error { l := len(msg) if l > maxTCPMsgSize { return fmt.Errorf("outgoing message exceeds maximum size: %d > %d", l, maxTCPMsgSize) } // We copy the message so we can send it in a single Write // operation, thus making this thread-safe without locking. prefix...
[ "func", "(", "sender", "*", "lengthPrefixTCPSender", ")", "Send", "(", "msg", "[", "]", "byte", ")", "error", "{", "l", ":=", "len", "(", "msg", ")", "\n", "if", "l", ">", "maxTCPMsgSize", "{", "return", "fmt", ".", "Errorf", "(", "\"outgoing message e...
// Send implements TCPSender by writing the size of the msg as a big-endian // uint32 before the msg. msgs larger than MaxTCPMsgSize are rejected.
[ "Send", "implements", "TCPSender", "by", "writing", "the", "size", "of", "the", "msg", "as", "a", "big", "-", "endian", "uint32", "before", "the", "msg", ".", "msgs", "larger", "than", "MaxTCPMsgSize", "are", "rejected", "." ]
512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39
https://github.com/weaveworks/mesh/blob/512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39/protocol_crypto.go#L100-L112
test
weaveworks/mesh
protocol_crypto.go
Send
func (sender *encryptedTCPSender) Send(msg []byte) error { sender.Lock() defer sender.Unlock() encodedMsg := secretbox.Seal(nil, msg, &sender.state.nonce, sender.state.sessionKey) sender.state.advance() return sender.sender.Send(encodedMsg) }
go
func (sender *encryptedTCPSender) Send(msg []byte) error { sender.Lock() defer sender.Unlock() encodedMsg := secretbox.Seal(nil, msg, &sender.state.nonce, sender.state.sessionKey) sender.state.advance() return sender.sender.Send(encodedMsg) }
[ "func", "(", "sender", "*", "encryptedTCPSender", ")", "Send", "(", "msg", "[", "]", "byte", ")", "error", "{", "sender", ".", "Lock", "(", ")", "\n", "defer", "sender", ".", "Unlock", "(", ")", "\n", "encodedMsg", ":=", "secretbox", ".", "Seal", "("...
// Send implements TCPSender by sealing and sending the msg as-is.
[ "Send", "implements", "TCPSender", "by", "sealing", "and", "sending", "the", "msg", "as", "-", "is", "." ]
512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39
https://github.com/weaveworks/mesh/blob/512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39/protocol_crypto.go#L126-L132
test
weaveworks/mesh
protocol_crypto.go
Receive
func (receiver *gobTCPReceiver) Receive() ([]byte, error) { var msg []byte err := receiver.decoder.Decode(&msg) return msg, err }
go
func (receiver *gobTCPReceiver) Receive() ([]byte, error) { var msg []byte err := receiver.decoder.Decode(&msg) return msg, err }
[ "func", "(", "receiver", "*", "gobTCPReceiver", ")", "Receive", "(", ")", "(", "[", "]", "byte", ",", "error", ")", "{", "var", "msg", "[", "]", "byte", "\n", "err", ":=", "receiver", ".", "decoder", ".", "Decode", "(", "&", "msg", ")", "\n", "re...
// Receive implements TCPReciever by Gob decoding into a byte slice directly.
[ "Receive", "implements", "TCPReciever", "by", "Gob", "decoding", "into", "a", "byte", "slice", "directly", "." ]
512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39
https://github.com/weaveworks/mesh/blob/512bdb7b3cb7b2c939fcd0ee434d48b6732ecc39/protocol_crypto.go#L150-L154
test