func mustNewNode(enableSingle bool) *Node {
node := &Node{
Dir: mustTempDir(),
}
dbConf := store.NewDBConfig("", false)
node.Store = store.New(&store.StoreConfig{
DBConf: dbConf,
Dir: node.Dir,
Tn: mustMockTransport("localhost:0"),
})
if err := node.Store.Open(enableSingle); err != nil {
node.Deprovision()
panic(fmt.Sprintf("failed to open store: %s", err.Error()))
}
node.RaftAddr = node.Store.Addr().String()
node.Service = httpd.New("localhost:0", node.Store, nil)
if err := node.Service.Start(); err != nil {
node.Deprovision()
panic(fmt.Sprintf("failed to start HTTP server: %s", err.Error()))
}
node.APIAddr = node.Service.Addr().String()
return node
}
func main() {
flag.Parse()
if showVersion {
fmt.Printf("rqlited version %s (commit %s)\n", version, commit)
os.Exit(0)
}
// Ensure the data path is set.
if flag.NArg() == 0 {
flag.Usage()
os.Exit(1)
}
dataPath := flag.Arg(0)
// Display logo.
fmt.Println(logo)
// Configure logging and pump out initial message.
log.SetFlags(log.LstdFlags)
log.SetPrefix("[rqlited] ")
log.Printf("rqlited starting, version %s, commit %s, branch %s", version, commit, branch)
// Set up profiling, if requested.
if cpuprofile != "" {
log.Println("profiling enabled")
f, err := os.Create(cpuprofile)
if err != nil {
log.Printf("unable to create path: %s", err.Error())
}
defer f.Close()
err = pprof.StartCPUProfile(f)
if err != nil {
log.Fatalf("unable to start CPU Profile: %s", err.Error())
}
defer pprof.StopCPUProfile()
}
// Set up TCP communication between nodes.
ln, err := net.Listen("tcp", raftAddr)
if err != nil {
log.Fatalf("failed to listen on %s: %s", raftAddr, err.Error())
}
var adv net.Addr
if raftAdv != "" {
adv, err = net.ResolveTCPAddr("tcp", raftAdv)
if err != nil {
log.Fatalf("failed to resolve advertise address %s: %s", raftAdv, err.Error())
}
}
mux := tcp.NewMux(ln, adv)
go mux.Serve()
// Start up mux and get transports for cluster.
raftTn := mux.Listen(muxRaftHeader)
// Create and open the store.
dataPath, err = filepath.Abs(dataPath)
if err != nil {
log.Fatalf("failed to determine absolute data path: %s", err.Error())
}
dbConf := store.NewDBConfig(dsn, !onDisk)
store := store.New(dbConf, dataPath, raftTn)
if err := store.Open(joinAddr == ""); err != nil {
log.Fatalf("failed to open store: %s", err.Error())
}
store.SnapshotThreshold = raftSnapThreshold
store.HeartbeatTimeout, err = time.ParseDuration(raftHeartbeatTimeout)
if err != nil {
log.Fatalf("failed to parse Raft heartbeat timeout %s: %s", raftHeartbeatTimeout, err.Error())
}
// Create and configure cluster service.
tn := mux.Listen(muxMetaHeader)
cs := cluster.NewService(tn, store)
if err := cs.Open(); err != nil {
log.Fatalf("failed to open cluster service: %s", err.Error())
}
// If join was specified, make the join request.
if joinAddr != "" {
if !store.JoinRequired() {
log.Println("node is already member of cluster, ignoring join request")
} else {
if err := join(joinAddr, noVerify, raftAddr, raftAdv); err != nil {
log.Fatalf("failed to join node at %s: %s", joinAddr, err.Error())
}
log.Println("successfully joined node at", joinAddr)
}
}
// Publish to the cluster the mapping between this Raft address and API address.
// The Raft layer broadcasts the resolved address, so use that as the key. But
// only set different HTTP advertise address if set.
apiAdv := httpAddr
if httpAdv != "" {
apiAdv = httpAdv
}
if err := publishAPIAddr(cs, raftTn.Addr().String(), apiAdv, publishPeerTimeout); err != nil {
log.Fatalf("failed to set peer for %s to %s: %s", raftAddr, httpAddr, err.Error())
}
log.Printf("set peer for %s to %s", raftTn.Addr().String(), apiAdv)
// Create HTTP server and load authentication information, if supplied.
var s *httpd.Service
if authFile != "" {
f, err := os.Open(authFile)
if err != nil {
log.Fatalf("failed to open authentication file %s: %s", authFile, err.Error())
}
credentialStore := auth.NewCredentialsStore()
if err := credentialStore.Load(f); err != nil {
log.Fatalf("failed to load authentication file: %s", err.Error())
}
s = httpd.New(httpAddr, store, credentialStore)
} else {
s = httpd.New(httpAddr, store, nil)
}
s.CertFile = x509Cert
s.KeyFile = x509Key
s.NoVerifySelect = noVerifySelect
s.Expvar = expvar
s.Pprof = pprofEnabled
s.BuildInfo = map[string]interface{}{
"commit": commit,
"branch": branch,
"version": version,
"build_time": buildtime,
}
if err := s.Start(); err != nil {
log.Fatalf("failed to start HTTP server: %s", err.Error())
}
terminate := make(chan os.Signal, 1)
signal.Notify(terminate, os.Interrupt)
<-terminate
if err := store.Close(true); err != nil {
log.Printf("failed to close store: %s", err.Error())
}
log.Println("rqlite server stopped")
}
