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c24900
if err != nil { return fmt.Errorf("new bolt store: %s", err) } s.raftStable = s.boltStore s.raftLog, err = raft.NewLogCache(raftLogCacheSize, s.boltStore) if err != nil { return fmt.Errorf("new cached store: %s", err) } // Instantiate the Raft system. ra, err := raft.NewRaft(config, s, s.raftLog, s.raftSta...
c24901
{ return nil, err } f := s.raft.Apply(b, s.ApplyTimeout) if e := f.(raft.Future); e.Error() != nil { if e.Error() == raft.ErrNotLeader { return nil, ErrNotLeader } return nil, e.Error() } s.connsMu.RLock() defer s.connsMu.RUnlock() stats.Add(numConnects, 1) return s.conns[connID], nil }
c24902
{ return s.execute(nil, ex) }
c24903
{ return s.executeOrAbort(nil, ex) }
c24904
{ return s.query(nil, qr) }
c24905
if e := f.(raft.Future); e.Error() != nil { return e.Error() } } s.raft = nil } if s.boltStore != nil { if err := s.boltStore.Close(); err != nil { return err } s.boltStore = nil } s.raftLog = nil s.raftStable = nil return nil }
c24906
timeout) if err := s.WaitForAppliedIndex(s.raft.LastIndex(), timeout); err != nil { return ErrOpenTimeout } return nil }
c24907
case raft.Follower: return Follower case raft.Shutdown: return Shutdown default: return Unknown } }
c24908
defer s.connsMu.RUnlock() c, ok := s.conns[id] return c, ok }
c24909
:= range configFuture.Configuration().Servers { if srv.Address == raft.ServerAddress(addr) { return string(srv.ID), nil } } return "", nil }
c24910
ID: string(rs[i].ID), Addr: string(rs[i].Address), } } sort.Sort(Servers(servers)) return servers, nil }
c24911
l := s.LeaderAddr() if l != "" { return l, nil } case <-tmr.C: return "", fmt.Errorf("timeout expired") } } }
c24912
<-tck.C: if s.raft.AppliedIndex() >= idx { return nil } case <-tmr.C: return fmt.Errorf("timeout expired") } } }
c24913
"addr": s.Addr(), "leader": map[string]string{ "node_id": leaderID, "addr": s.LeaderAddr(), }, "apply_timeout": s.ApplyTimeout.String(), "heartbeat_timeout": s.HeartbeatTimeout.String(), "snapshot_threshold": s.SnapshotThreshold, "conn_poll_period": s.connPollPeriod.String(), "metad...
c24914
else if fmt == BackupSQL { if err := s.dbConn.Dump(dst); err != nil { return err } } else { return ErrInvalidBackupFormat } stats.Add(numBackups, 1) return nil }
c24915
return nil } if err := s.remove(id); err != nil { s.logger.Printf("failed to remove node: %v", err) return err } } } f := s.raft.AddVoter(raft.ServerID(id), raft.ServerAddress(addr), 0, 0) if e := f.(raft.Future); e.Error() != nil { if e.Error() == raft.ErrNotLeader { return ErrNotLeader ...
c24916
node %s: %s", id, err.Error()) return err } s.logger.Printf("node %s removed successfully", id) return nil }
c24917
if _, ok := s.meta[id]; !ok { return "" } v, ok := s.meta[id][key] if ok { return v } return "" }
c24918
s.setMetadata(s.raftID, md) }
c24919
if err != nil { return err } b, err := json.Marshal(c) if err != nil { return err } f := s.raft.Apply(b, s.ApplyTimeout) if e := f.(raft.Future); e.Error() != nil { if e.Error() == raft.ErrNotLeader { return ErrNotLeader } return e.Error() } return f.Response().(*fsmGenericResponse).error }
c24920
err != nil { return err } f := s.raft.Apply(b, s.ApplyTimeout) if e := f.(raft.Future); e.Error() != nil { if e.Error() == raft.ErrNotLeader { return ErrNotLeader } return e.Error() } stats.Add(numDisconnects, 1) return f.Response().(*fsmGenericResponse).error }
c24921
} b, err := json.Marshal(cmd) if err != nil { return nil, err } f := s.raft.Apply(b, s.ApplyTimeout) if e := f.(raft.Future); e.Error() != nil { if e.Error() == raft.ErrNotLeader { return nil, ErrNotLeader } return nil, e.Error() } switch r := f.Response().(type) { case *fsmExecuteResponse: retu...
c24922
return &QueryResponse{ Rows: r.rows, Time: time.Since(start).Seconds(), Raft: &RaftResponse{f.Index(), s.raftID}, }, r.error case *fsmGenericResponse: return nil, r.error default: panic("unsupported type") } } if qr.Lvl == Weak && s.raft.State() != raft.Leader { return nil, ErrNotLea...
c24923
opened at", s.dbPath) } else { db, err = sdb.New(s.dbPath, s.dbConf.DSN, true) if err != nil { return err } s.logger.Println("SQLite in-memory database opened") } s.db = db return nil }
c24924
!= nil { return err } f = s.raft.Apply(b, s.ApplyTimeout) if e := f.(raft.Future); e.Error() != nil { if e.Error() == raft.ErrNotLeader { return ErrNotLeader } e.Error() } return nil }
c24925
config.SnapshotInterval = s.SnapshotInterval } if s.HeartbeatTimeout != 0 { config.HeartbeatTimeout = s.HeartbeatTimeout } return config }
c24926
c.IdleTimedOut() || c.TxTimedOut() { conns = append(conns, c) } } s.connsMu.RUnlock() for _, c := range conns { if err := c.Close(); err != nil { if err == ErrNotLeader { // Not an issue, the actual leader will close it. continue } s.logger.Printf("%s failed...
c24927
} if err := s.dbConn.Backup(conn); err != nil { return err } if err := conn.Close(); err != nil { return err } of, err := os.Open(f.Name()) if err != nil { return err } defer of.Close() _, err = io.Copy(dst, of) return err }
c24928
err = s.database(false, &buf) if err != nil { s.logger.Printf("failed to read database for snapshot: %s", err.Error()) return nil, err } fsm.database = buf.Bytes() // Copy the node metadata. fsm.meta, err = json.Marshal(s.meta) if err != nil { s.logger.Printf("failed to encode meta for snapshot: %s", err....
c24929
*raft.Observer) { s.raft.RegisterObserver(o) }
c24930
*raft.Observer) { s.raft.DeregisterObserver(o) }
c24931
os.IsNotExist(err) { return false } return true }
c24932
!= nil { return nil, err } return f, nil }
c24933
credentialStore: credentials, logger: log.New(os.Stderr, "[http] ", log.LstdFlags), } }
c24934
s.rootHandler.Handler(s).ServeHTTP(w, r) }
c24935
return fmt.Errorf("status already registered with key %s", key) } s.statuses[key] = stat return nil }
c24936
if b { opts.IdleTimeout = d } conn, err := s.store.Connect(&opts) if err != nil { http.Error(w, err.Error(), http.StatusServiceUnavailable) return } w.Header().Set("Location", s.FormConnectionURL(r, conn.ID)) w.WriteHeader(http.StatusCreated) }
c24937
if !ok { return nil } return conn.Close() }
c24938
} var m map[string]string if _, ok := md["meta"].(map[string]interface{}); ok { m = make(map[string]string) for k, v := range md["meta"].(map[string]interface{}) { m[k] = v.(string) } } if err := s.store.Join(remoteID.(string), remoteAddr.(string), m); err != nil { if err == store.ErrNotLeader { lea...
c24939
err == store.ErrNotLeader { leader := s.leaderAPIAddr() if leader == "" { http.Error(w, err.Error(), http.StatusServiceUnavailable) return } redirect := s.FormRedirect(r, leader) http.Redirect(w, r, redirect, http.StatusMovedPermanently) return } w.WriteHeader(http.StatusInternalServerE...
c24940
http.StatusInternalServerError) return } err = s.store.Backup(!noLeader, bf, w) if err != nil { http.Error(w, err.Error(), http.StatusInternalServerError) return } s.lastBackup = time.Now() }
c24941
http.Error(w, err.Error(), http.StatusServiceUnavailable) return } redirect := s.FormRedirect(r, leader) http.Redirect(w, r, redirect, http.StatusMovedPermanently) return } resp.Error = err.Error() } else { resp.Results = results.Results if timings { resp.Time = results.Time } resp.R...
c24942
!= nil { status["build"] = s.BuildInfo } // Add any registered statusers. func() { s.statusMu.RLock() defer s.statusMu.RUnlock() for k, v := range s.statuses { stat, err := v.Stats() if err != nil { http.Error(w, err.Error(), http.StatusInternalServerError) return } status[k] = stat }...
c24943
:= execer.Execute(&store.ExecuteRequest{queries, timings, isAtomic}) if err != nil { if err == store.ErrNotLeader { leader := s.leaderAPIAddr() if leader == "" { http.Error(w, err.Error(), http.StatusServiceUnavailable) return } redirect := s.FormRedirect(r, leader) http.Redirect(w, r, redir...
c24944
:= queryer.Query(&store.QueryRequest{queries, timings, isAtomic, lvl}) if err != nil { if err == store.ErrNotLeader { leader := s.leaderAPIAddr() if leader == "" { http.Error(w, err.Error(), http.StatusServiceUnavailable) return } redirect := s.FormRedirect(r, leader) http.Redirect(w, r, red...
c24945
if rq != "" { rq = fmt.Sprintf("?%s", rq) } return fmt.Sprintf("%s://%s%s%s", s.protocol(), host, r.URL.Path, rq) }
c24946
fmt.Sprintf("%s://%s/db/connections/%d", s.protocol(), r.Host, id) }
c24947
return false } return s.credentialStore.HasAnyPerm(username, perm, PermAll) }
c24948
ok := s.BuildInfo["version"].(string); ok { version = v } w.Header().Add(VersionHTTPHeader, version) }
c24949
req.Form[param]; ok { return true, nil } return false, nil }
c24950
time.ParseDuration(t) if err != nil { return 0, false, err } return dur, true, nil }
c24951
{ q := req.URL.Query() return strings.TrimSpace(q.Get("q")), nil }
c24952
libraries. for _, q := range []string{"atomic", "transaction"} { if a, err := queryParam(req, q); err != nil || a { return a, err } } return false, nil }
c24953
return durationParam(req, "tx_timeout") }
c24954
store.Weak, nil case "strong": return store.Strong, nil default: return store.Weak, nil } }
c24955
} if fmt == "sql" { w.Header().Set("Content-Type", "application/sql") return store.BackupSQL, nil } w.Header().Set("Content-Type", "application/octet-stream") return store.BackupBinary, nil }
c24956
fqdsn string if len(q) > 0 { fqdsn = fmt.Sprintf("%s?%s", path, q.Encode()) } else { fqdsn = path } return &DB{ path: path, dsnQuery: dsnQuery, memory: memory, fqdsn: fqdsn, }, nil }
c24957
if err != nil { return nil, err } return &Conn{ sqlite: c.(*sqlite3.SQLiteConn), }, nil }
c24958
:= &Result{} start := time.Now() r, err := execer.Exec(q, nil) if err != nil { if handleError(result, err) { continue } break } if r == nil { continue } lid, err := r.LastInsertId() if err != nil { if handleError(result, err) { continue } break } re...
c24959
t, err = c.sqlite.Begin() if err != nil { return err } } for _, q := range queries { if q == "" { continue } rows := &Rows{} start := time.Now() rs, err := queryer.Query(q, nil) if err != nil { rows.Error = err.Error() allRows = append(allRows, rows) continue } ...
c24960
} _, err := c.sqlite.Exec(q, nil) return err }
c24961
types := r.(*sqlite3.SQLiteRows).DeclTypes() if err := r.Next(dest); err != nil { return false, err } values := normalizeRowValues(dest, types) if values[0] == int64(1) { return true, nil } return false, nil }
c24962
{ return copyDatabase(c.sqlite, src.sqlite) }
c24963
{ return copyDatabase(dst.sqlite, c.sqlite) }
c24964
fmt.Sprintf(`SELECT 'INSERT INTO "%s" VALUES(%s)' FROM "%s";`, tableIndent, strings.Join(columnNames, ","), tableIndent) r, err = c.Query([]string{query}, false, false) if err != nil { return err } for _, x := range r[0].Values { y := fmt.Sprintf("%s;\n", x[0].(string)) if _, err := w.Write([...
c24965
== http.StatusUnauthorized { return fmt.Errorf("unauthorized") } body, err := ioutil.ReadAll(resp.Body) if err != nil { return err } ret := make(map[string]interface{}) if err := json.Unmarshal(body, &ret); err != nil { return err } // Specific key requested? parts := strings.Split(line, " ") if len...
c24966
url, logger: log.New(os.Stderr, "[discovery] ", log.LstdFlags), } }
c24967
json.Unmarshal(b, r); err != nil { return nil, err } c.logger.Printf("discovery client successfully registered %s at %s", addr, url) return r, nil case http.StatusMovedPermanently: url = resp.Header.Get("location") c.logger.Println("discovery client redirecting to", url) continue default: ...
c24968
log.Fatalf("failed to create memory profile file at %s: %s", cpuprofile, err.Error()) } log.Printf("writing memory profile to: %s\n", memprofile) prof.mem = f runtime.MemProfileRate = 4096 } }
c24969
{ pprof.Lookup("heap").WriteTo(prof.mem, 0) prof.mem.Close() log.Println("memory profiling stopped") } }
c24970
} } logger.Printf("failed to join cluster at %s, sleeping %s before retry", joinAddr, attemptInterval) time.Sleep(attemptInterval) } logger.Printf("failed to join cluster at %s, after %d attempts", joinAddr, numAttempts) return "", err }
c24971
return "NULL" } if j >= len(r.Values[i-1]) { return "NULL" } return fmt.Sprintf("%v", r.Values[i-1][j]) }
c24972
perms: make(map[string]map[string]bool), } }
c24973
if err != nil { return err } c.store[cred.Username] = cred.Password c.perms[cred.Username] = make(map[string]bool, len(cred.Perms)) for _, p := range cred.Perms { c.perms[cred.Username][p] = true } } // Read closing bracket. _, err = dec.Token() if err != nil { return err } return nil }
c24974
bcrypt.CompareHashAndPassword([]byte(pw), []byte(password)) == nil }
c24975
password, ok := b.BasicAuth() if !ok || !c.Check(username, password) { return false } return true }
c24976
:= c.perms[username] if !ok { return false } if _, ok := m[perm]; !ok { return false } return true }
c24977
bool { for i := range p { if c.HasPerm(username, p[i]) { return true } } return false }(perm) }
c24978
if !ok { return false } return c.HasPerm(username, perm) }
c24979
IdleTimeout: it, TxTimeout: tt, logger: log.New(os.Stderr, connectionLogPrefix(id), log.LstdFlags), } return &conn }
c24980
c.logger = log.New(os.Stderr, connectionLogPrefix(c.ID), log.LstdFlags) }
c24981
c.timeMu.Unlock() c.LastUsedAt = time.Now() }
c24982
return false } return c.db.TransactionActive() }
c24983
return nil, ErrConnectionDoesNotExist } return c.store.execute(c, ex) }
c24984
nil { return nil, ErrConnectionDoesNotExist } return c.store.executeOrAbort(c, ex) }
c24985
return nil, ErrConnectionDoesNotExist } return c.store.query(c, qr) }
c24986
== nil { return nil } if err := c.db.Close(); err != nil { return err } c.db = nil return nil }
c24987
m["idle_timeout"] = c.IdleTimeout.String() m["tx_timeout"] = c.TxTimeout.String() m["id"] = c.ID m["fk_constraints"] = enabledFromBool(fkEnabled) if !c.TxStartedAt.IsZero() { m["tx_started_at"] = c.TxStartedAt.String() } return m, nil }
c24988
c.timeMu.Unlock() return time.Since(c.LastUsedAt) > c.IdleTimeout && c.IdleTimeout != 0 }
c24989
!c.TxStartedAt.IsZero() && time.Since(lau) > c.TxTimeout && c.TxTimeout != 0 }
c24990
{ return &TxStateChange{ c: c, tx: c.TransactionActive(), } }
c24991
= time.Now() } else if t.tx && !t.c.TransactionActive() && !t.c.TxStartedAt.IsZero() { t.c.TxStartedAt = time.Time{} } }
c24992
&DBConfig{DSN: dsn, Memory: memory} }
c24993
l.PushValue(-2) l.SetMetaTable(-2) l.Pop(1) l.PushValue(-2) l.SetField(-2, "__index") l.Pop(1) return 1 }
c24994
l.global.panicFunction, panicFunction return panicFunction }
c24995
c, isLua := c.(*luaClosure); isLua { name = c.prototype.upValues[index-1].name } l.apiPush(c.upValue(index - 1)) } } return }
c24996
{ u1 := l.upValue(f1, n1) u2 := l.upValue(f2, n2) *u1 = *u2 }
c24997
"pi") l.PushNumber(math.MaxFloat64) l.SetField(-2, "huge") return 1 }
c24998
"stdin") registerStdFile(l, os.Stdout, output, "stdout") registerStdFile(l, os.Stderr, "", "stderr") return 1 }
c24999
d, _ := Info(l1, "Slnt", f) buf += "\n\t" + d.ShortSource + ":" if d.CurrentLine > 0 { buf += fmt.Sprintf("%d:", d.CurrentLine) } buf += " in " + functionName(l, d) if d.IsTailCall { buf += "\n\t(...tail calls...)" } } } l.PushString(buf) }