func InitClient(conn *net.TCPConn, devid string) *Client {
client := &Client{
devId: devid,
ctrl: make(chan bool),
MsgOut: make(chan *Pack, 100),
WaitingChannels: make(map[uint32]chan *Message),
NextSeqId: 1,
LastAlive: time.Now(),
}
DevMap.Set(devid, client)
go func() {
log.Tracef("start send routine for %s", conn.RemoteAddr().String())
for {
select {
case pack := <-client.MsgOut:
seqid := pack.client.NextSeqId
pack.msg.Header.Seq = seqid
b, _ := pack.msg.Header.Serialize()
conn.Write(b)
conn.Write(pack.msg.Data)
log.Infof("send msg ok, (%s)", string(pack.msg.Data))
pack.client.NextSeqId += 1
// add reply channel
if pack.reply != nil {
pack.client.WaitingChannels[seqid] = pack.reply
}
case <-client.ctrl:
log.Tracef("leave send routine for %s", conn.RemoteAddr().String())
return
}
}
}()
return client
}
func (tz *BadXMLTokenizer) Tokens() <-chan *Token {
token_channel := make(chan *Token)
log.Debugf("Created channel %v as part of Tokens(), with"+
" Scanner = %v", token_channel, tz)
go func(ret chan *Token, tz *BadXMLTokenizer) {
for {
log.Tracef("Scanner calling Next()")
tok, err := tz.Next()
log.Tracef("scanner.Next() returned %s, %v", tok, err)
switch err {
case nil:
log.Debugf("Pushing %s into token channel %v",
tok, ret)
ret <- tok
case io.EOF:
log.Debugf("received EOF, closing channel")
close(ret)
log.Debugf("Closed.")
log.Flush()
return
panic("I should have exited the goroutine but " +
"didn't")
}
}
}(token_channel, tz)
return token_channel
}
func (s *SyncPair) concurrentSyncS3ToDir(s3url s3Url, bucket *s3.Bucket, targetFiles, sourceFiles map[string]string) error {
doneChan := newDoneChan(s.Concurrent)
pool := newPool(s.Concurrent)
var wg sync.WaitGroup
for file, _ := range sourceFiles {
if targetFiles[file] != sourceFiles[file] {
filePath := strings.Join([]string{s.Target, file}, "/")
if filepath.Dir(filePath) != "." {
err := os.MkdirAll(filepath.Dir(filePath), 0755)
if err != nil {
return err
}
}
// Get transfer reservation from pool
log.Tracef("Requesting reservation for '%s'.", filePath)
<-pool
log.Tracef("Retrieved reservation for '%s'.", filePath)
log.Infof("Starting sync: s3://%s/%s -> %s.", bucket.Name, file, filePath)
wg.Add(1)
go func(doneChan chan error, filePath string, bucket *s3.Bucket, file string) {
defer wg.Done()
writeS3FileToPathRoutine(doneChan, filePath, bucket, file)
pool <- 1
}(doneChan, filePath, bucket, file)
}
}
wg.Wait()
return nil
}
// Test locks:
func Cruft(config *types.Config) {
log.Infof("[dnsUpdater] Started")
// Run forever:
for {
// Lock the host-list (so we don't change it while another goroutine is using it):
log.Tracef("[dnsUpdater] Trying to lock config.HostInventoryMutex ...")
config.HostInventoryMutex.Lock()
log.Tracef("[dnsUpdater] Locked config.HostInventoryMutex")
// Show the host-inventory:
log.Debugf("[dnsUpdater] HostIventory: %v", config.HostInventory)
// Sleep until the next run:
log.Tracef("[dnsUpdater] Sleeping for %vs ...", config.DNSUpdateFrequency)
time.Sleep(time.Duration(config.DNSUpdateFrequency) * time.Second)
log.Tracef("[dnsUpdater] Unlocking config.HostInventoryMutex ...")
config.HostInventoryMutex.Unlock()
time.Sleep(time.Duration(1) * time.Second)
}
}
// Test locks:
func Cruft(config *types.Config) {
log.Infof("[hostInventoryUpdater] Started")
// Run forever:
for {
// Lock the host-list (so we don't change it while another goroutine is using it):
log.Tracef("[hostInventoryUpdater] Trying to lock config.HostInventoryMutex ...")
config.HostInventoryMutex.Lock()
log.Tracef("[hostInventoryUpdater] Locked config.HostInventoryMutex")
// Write some data:
log.Debugf("[hostInventoryUpdater] Writing 'cruft' to the host-inventory ...")
config.HostInventory = types.HostInventory{
Environments: make(map[string]types.Environment),
}
config.HostInventory.Environments["cruft"] = types.Environment{}
// Sleep until the next run:
log.Tracef("[hostInventoryUpdater] Sleeping for %vs ...", config.HostUpdateFrequency)
time.Sleep(time.Duration(config.HostUpdateFrequency) * time.Second)
log.Tracef("[hostInventoryUpdater] Unlocking config.HostInventoryMutex ...")
config.HostInventoryMutex.Unlock()
time.Sleep(time.Duration(1) * time.Second)
}
}
func (s *SyncPair) concurrentSyncDirToS3(s3url s3Url, bucket *s3.Bucket, targetFiles, sourceFiles map[string]string) error {
doneChan := newDoneChan(s.Concurrent)
pool := newPool(s.Concurrent)
var wg sync.WaitGroup
for file, _ := range sourceFiles {
// ensure the file has no leading slashes to it compares correctly
relativeTargetFile := strings.TrimLeft(strings.Join([]string{s3url.Path(), file}, "/"), "/")
if targetFiles[relativeTargetFile] != sourceFiles[file] {
filePath := strings.Join([]string{s.Source, file}, "/")
keyPath := strings.Join([]string{s3url.Key(), file}, "/")
// Get transfer reservation from pool
log.Tracef("Requesting reservation for '%s'.", keyPath)
<-pool
log.Tracef("Retrieved reservation for '%s'.", keyPath)
log.Infof("Starting sync: %s -> s3://%s/%s", filePath, bucket.Name, file)
wg.Add(1)
go func(doneChan chan error, filePath string, bucket *s3.Bucket, keyPath string) {
defer wg.Done()
writeLocalFileToS3Routine(doneChan, filePath, bucket, keyPath)
pool <- 1
}(doneChan, filePath, bucket, keyPath)
}
}
// Wait for all routines to finish
wg.Wait()
return nil
}
// find all tokens in the channel until it's closed
func (t *Taggers) find(queue chan *string, mysql chan *db.Mysql) {
i := 0
for token := range queue {
if len(*token) == 0 {
log.Tracef("Caught empty str")
continue
}
conn := <-mysql
log.Tracef("Searching for token %s", *token)
kind := t.search_all_tables(token, conn)
go func() { mysql <- conn }()
switch kind {
case -1:
t.MissingTokens = append(t.MissingTokens, *token)
case 1:
t.NamesTokens = append(t.NamesTokens, *token)
case 2:
t.DictTokens = append(t.DictTokens, *token)
case 3:
t.GeoTokens = append(t.GeoTokens, *token)
}
i++
}
log.Debugf("Worker, out. Processed %d tokens", i)
t.complete <- i
}
func (c *Conn) writeLoop() {
for {
select {
case <-c.exitChan:
clog.Info("breaking out of writeLoop")
// Indicate drainReady because we will not pull any more off msgResponseChan
close(c.drainReady)
goto exit
case cmd := <-c.cmdChan:
err := c.WriteCommand(cmd)
if err != nil {
clog.Errorf("error sending command %s - %s", cmd, err)
c.close()
continue
}
case resp := <-c.msgResponseChan:
// Decrement this here so it is correct even if we can't respond to nsqd
msgsInFlight := atomic.AddInt64(&c.messagesInFlight, -1)
if resp.success {
clog.Tracef("FIN %s", resp.msg.ID)
c.delegate.OnMessageFinished(c, resp.msg)
if resp.backoff {
c.delegate.OnResume(c)
}
} else {
clog.Tracef("REQ %s", resp.msg.ID)
c.delegate.OnMessageRequeued(c, resp.msg)
if resp.backoff {
c.delegate.OnBackoff(c)
}
}
err := c.WriteCommand(resp.cmd)
if err != nil {
clog.Errorf("error sending command %s - %s", resp.cmd, err)
c.close()
continue
}
if msgsInFlight == 0 &&
atomic.LoadInt32(&c.closeFlag) == 1 {
c.close()
continue
}
}
}
exit:
c.wg.Done()
clog.Info("writeLoop exiting")
}
func main() {
defer seelog.Flush()
seelog.LoggerFromConfigAsString("formatid=\"debug\"")
flag.Parse()
cfg := FtpCfg{*host, *user, *pw, *port}
fClient, err := NewFtpClient(cfg)
if err != nil {
panic(err)
}
iClient, err := NewInfluxClient(*surl, *db)
if err != nil {
panic(err)
}
files := make([]*FtpToInflux, 0)
scanner := bufio.NewScanner(os.Stdin)
for scanner.Scan() {
line := scanner.Text()
seelog.Tracef("Handle line '%s'", line)
if strings.HasPrefix(line, commentPrefix) {
//Comment
continue
}
splittedLine := strings.Split(line, space)
if len(splittedLine) != 2 {
seelog.Warnf("Line '%s' has not exactly one space", line)
continue
}
data := &FtpToInflux{splittedLine[0], strings.Split(splittedLine[1], sep)}
files = append(files, data)
}
for _, f := range files {
seelog.Tracef("Start with file '%s'!", f.Filename)
buf, err := fClient.Download(f.Filename)
if err != nil {
seelog.Warnf("Error downloading file '%s': %v", f.Filename, err)
continue
}
datas := Transform(buf)
err = iClient.Write(datas, f.Measurements)
if err != nil {
seelog.Warnf("Error writing Data: %v", err)
continue
}
seelog.Tracef("File '%s' downloaded and written to %d measurements!", f.Filename, len(f.Measurements))
}
}
func (r *Consumer) redistributeRDY() {
if r.inBackoffBlock() {
return
}
numConns := int32(len(r.conns()))
maxInFlight := r.getMaxInFlight()
if numConns > maxInFlight {
clog.Tracef("redistributing RDY state (%d conns > %d max_in_flight)",
numConns, maxInFlight)
atomic.StoreInt32(&r.needRDYRedistributed, 1)
}
if r.inBackoff() && numConns > 1 {
clog.Tracef("redistributing RDY state (in backoff and %d conns > 1)", numConns)
atomic.StoreInt32(&r.needRDYRedistributed, 1)
}
if !atomic.CompareAndSwapInt32(&r.needRDYRedistributed, 1, 0) {
return
}
conns := r.conns()
possibleConns := make([]*Conn, 0, len(conns))
for _, c := range conns {
lastMsgDuration := time.Now().Sub(c.LastMessageTime())
rdyCount := c.RDY()
clog.Tracef("(%s) rdy: %d (last message received %s)",
c.String(), rdyCount, lastMsgDuration)
if rdyCount > 0 && lastMsgDuration > r.config.LowRdyIdleTimeout {
clog.Tracef("(%s) idle connection, giving up RDY", c.String())
r.updateRDY(c, 0)
}
possibleConns = append(possibleConns, c)
}
availableMaxInFlight := int64(maxInFlight) - atomic.LoadInt64(&r.totalRdyCount)
if r.inBackoff() {
availableMaxInFlight = 1 - atomic.LoadInt64(&r.totalRdyCount)
}
for len(possibleConns) > 0 && availableMaxInFlight > 0 {
availableMaxInFlight--
i := r.rng.Int() % len(possibleConns)
c := possibleConns[i]
// delete
possibleConns = append(possibleConns[:i], possibleConns[i+1:]...)
clog.Tracef("(%s) redistributing RDY", c.String())
r.updateRDY(c, 1)
}
}
func parseXML(sc *scanner.Scanner) (*Token, bool) {
var entity = new(bytes.Buffer)
token := new(Token)
// Skip the '<'
sc.Scan()
switch sc.Peek() {
case '/':
token.Type = XMLEndToken
sc.Next()
case '!':
log.Tracef("parseXML skipping comment")
next := sc.Next()
for next != '>' {
next = sc.Next()
}
return nil, false
default:
token.Type = XMLStartToken
}
log.Tracef("parseXML creating %s element", token.Type)
for {
tok := sc.Scan()
log.Tracef("parseXML found %s. Token is %v. Entity is: '%s'",
sc.TokenText(),
tok,
entity.String())
switch {
case tok == '>':
token.Text = entity.String()
return token, true
case unicode.IsSpace(tok):
return nil, false
default:
log.Tracef("parseXML appending %s to string",
sc.TokenText())
entity.WriteString(sc.TokenText())
}
}
}
// SendPublication via AMQP
func SendPublication(pub Publication, InstanceID string) error {
log.Tracef("[Raven] Sending publication to topic: %s", pub.Topic())
if !Connected {
return fmt.Errorf("[Raven] Error sending publication, raven not connected")
}
err := Publisher.channel.Publish(
TOPIC_EXCHANGE, // publish to topic exchange
pub.Topic(), // routing key = topic
false, // mandatory
false, // immediate
amqp.Publishing{
Headers: amqp.Table{
"messageType": "publication",
"topic": pub.Topic(),
"sessionID": pub.SessionID(),
},
ContentType: pub.ContentType(),
ContentEncoding: contentEncoding,
Body: pub.Payload(),
DeliveryMode: deliveryMode,
Priority: defaultPriority,
MessageId: pub.MessageID(),
ReplyTo: InstanceID,
// a bunch of application/implementation-specific fields
})
if err != nil {
return fmt.Errorf("Error sending publication: %s", err)
}
return nil
}
// JsonRequest JSON encodes and sends the object in reqData.ReqValue (if any) to the specified URL.
// Optional method arguments are passed using the RequestData object.
// Relevant RequestData fields:
// ReqHeaders: additional HTTP header values to add to the request.
// ExpectedStatus: the allowed HTTP response status values, else an error is returned.
// ReqValue: the data object to send.
// RespValue: the data object to decode the result into.
func (c *Client) JsonRequest(method, url string, reqData *RequestData) (err error) {
err = nil
var body []byte
if reqData.Params != nil {
url += "?" + reqData.Params.Encode()
}
if sbody, ok := reqData.ReqValue.(string); ok {
body = []byte(sbody)
} else if reqData.ReqValue != nil {
body, err = json.Marshal(reqData.ReqValue)
if err != nil {
err = errors.Newf(err, "failed marshalling the request body")
return
}
}
headers := c.createHeaders(reqData.ReqHeaders, contentTypeJSON)
respBody, statusCode, err := c.sendRequest(
method, url, bytes.NewReader(body), len(body), headers, reqData.ExpectedStatus)
reqData.StatusCode = statusCode
log.Tracef("%s:%s", method, url)
if err != nil {
return
}
err = unmarshallResponse(respBody, reqData)
return
}
// This func is designed to be run as a goroutine. It
// listens for messages on a channel and sends them to a peer.
func (p *peer) peerWriter(errorChan chan peerMessage) {
log.Infof("[%s] Writing messages to peer[%s]", p.taskID, p.address)
var lastWriteTime time.Time
for msg := range p.writeChan {
now := time.Now()
if len(msg) == 0 {
// This is a keep-alive message.
if now.Sub(lastWriteTime) < 2*time.Minute {
continue
}
log.Tracef("[%s] Sending keep alive to peer[%s]", p.taskID, p.address)
}
lastWriteTime = now
//log.Debugf("[%s] Sending message to peer[%s], length=%v", p.taskID, p.address, uint32(len(msg)))
err := writeNBOUint32(p.flowctrlWriter, uint32(len(msg)))
if err != nil {
log.Error(err)
break
}
_, err = p.flowctrlWriter.Write(msg)
if err != nil {
log.Errorf("[%s] Failed to write a message to peer[%s], length=%v, err=%v", p.taskID, p.address, len(msg), err)
break
}
}
log.Infof("[%s] Exiting Writing messages to peer[%s]", p.taskID, p.address)
errorChan <- peerMessage{p, nil}
}
// Authorise tests auth
func (a *simpleAuthoriser) Authorise(req *Request) errors.Error {
// If we require neither a role or a user, then there is no need to authorise
if !a.requireUser && !a.requireRole {
log.Debugf("Skipping auth from %s to %s, as neither user or role required", req.From(), req.Destination())
return nil
}
// Otherwise, authorise this request
scope := req.Auth()
log.Tracef("Scope user: %v", scope.AuthUser())
if a.requireUser && !scope.IsAuth() {
return errors.Forbidden("com.hailocab.kernel.auth.notsignedin", fmt.Sprintf("Must be signed in to call this endpoint[endpoint=%s, service=%s, from=%s]",
req.Endpoint(), req.Service(), req.From()), "201")
}
if a.requireRole {
matchesRole := false
for _, r := range a.roles {
if scope.HasAccess(r) {
matchesRole = true
break
}
}
if !matchesRole {
if scope.HasTriedAuth() {
return errors.Forbidden("com.hailocab.kernel.auth.badrole", fmt.Sprintf("Must be signed in to call this endpoint[endpoint=%s, service=%s, from=%s]",
req.Endpoint(), req.Service(), req.From()), "201")
}
// Instrument when service to service auth fails
inst.Counter(1.0, "auth.servicetoservice.failed", 1)
return BadRoleError(req)
}
}
return nil
}
func (e *gocqlExecutor) QueryWithOptions(opts gocassa.Options, stmt string, params ...interface{}) ([]map[string]interface{}, error) {
if err := e.init(); err != nil {
return nil, err
}
start := time.Now()
e.RLock()
session, ks := e.session, e.ks
e.RUnlock()
if session == nil {
return nil, fmt.Errorf("No open session")
}
q := session.Query(stmt, params...)
if opts.Consistency != nil {
q = q.Consistency(*opts.Consistency)
}
iter := q.Iter()
results := []map[string]interface{}{}
result := map[string]interface{}{}
for iter.MapScan(result) {
results = append(results, result)
result = map[string]interface{}{}
}
err := iter.Close()
log.Tracef("[Cassandra:%s] Query took %s: %s", ks, time.Since(start).String(), stmt)
return results, err
}
func (c *MockZookeeperClient) Exists(path string) (bool, *gozk.Stat, error) {
log.Tracef("[ZooKeeper mock] Exists(path=%s) called", path)
returnArgs := c.Mock.Called(path)
return returnArgs.Bool(0),
returnArgs.Get(1).(*gozk.Stat),
returnArgs.Error(2)
}
func (c *memcacheCacher) doFetch(sessId string) (u *User, cacheHit bool, err error) {
it, err := mc.Get(sessId)
if err != nil && err != memcache.ErrCacheMiss {
// actual error
log.Warnf("[Auth] Token cache fetch error for '%s': %v", sessId, err)
return nil, false, err
}
if err == memcache.ErrCacheMiss {
// not found - not an error though
log.Trace("[Auth] Token cache - miss")
return nil, false, nil
}
if bytes.Equal(it.Value, []byte(invalidPlaceholder)) {
// cached invalid
log.Tracef("[Auth] Token cache - invalid placeholder in cache for %s", sessId)
return nil, true, nil
}
u, err = FromSessionToken(sessId, string(it.Value))
if err != nil {
// found, but we can't decode - treat as not found
log.Warnf("[Auth] Token cache decode error: %v", err)
return nil, false, nil
}
return u, true, nil
}
// SendHave ...
func (p *peer) SendHave(piece uint32) {
haveMsg := make([]byte, 5)
haveMsg[0] = HAVE
uint32ToBytes(haveMsg[1:5], piece)
log.Tracef("[%s] send HAVE to peer[%s], piece=%v", p.taskID, p.address, piece)
p.sendMessage(haveMsg)
}
func (c *MockZookeeperClient) GetACL(path string) ([]gozk.ACL, *gozk.Stat, error) {
log.Tracef("[ZooKeeper mock] GetACL(path=%s) called", path)
returnArgs := c.Mock.Called(path)
return returnArgs.Get(0).([]gozk.ACL),
returnArgs.Get(1).(*gozk.Stat),
returnArgs.Error(2)
}
// SendHeartbeat via AMQP
func SendHeartbeat(hb Heartbeat, InstanceID string) error {
log.Tracef("[Raven] Sending heartbeat to: %s", hb.ID())
if !Connected {
return fmt.Errorf("[Raven] Error sending heartbeat, raven not connected")
}
err := Publisher.channel.Publish(
REPLY_EXCHANGE, // publish to default exchange for reply-to
hb.ID(), // routing key
false, // mandatory
false, // immediate
amqp.Publishing{
Headers: amqp.Table{
"messageType": "heartbeat",
"heartbeat": "ping",
},
ContentType: hb.ContentType(),
ContentEncoding: contentEncoding,
Body: hb.Payload(),
DeliveryMode: deliveryMode,
Priority: heartbeatPriority,
ReplyTo: InstanceID,
// a bunch of application/implementation-specific fields
},
)
if err != nil {
return fmt.Errorf("[Raven] Error sending heartbeat: %v", err)
}
return nil
}
func GetDevices(uid string, devType int) (map[string]Device, error) {
log.Tracef("GetDevices")
url := fmt.Sprintf("http://%s/api/v1/device/bind/?user_id=%s&type=%d", conf.Config.DevCenter, uid, devType)
res, err := http.Get(url)
if err != nil {
return nil, err
}
body, err := ioutil.ReadAll(res.Body)
if err != nil {
return nil, err
}
log.Debugf("Got response from device center: %s", body)
var result devicesResult
err = json.Unmarshal(body, &result)
if err != nil {
return nil, err
}
if result.Errno != 10000 {
return nil, errors.New(result.Errmsg)
}
return result.Data.DeviceList, nil
}
func NewLoader(c *Config, changes chan bool, r reader) *Loader {
ldr := &Loader{
c: c,
changes: changes,
r: r,
}
go func() {
defer ldr.Done()
tick := time.NewTicker(configPollInterval)
defer tick.Stop()
for {
select {
case <-changes:
ldr.reload()
case <-tick.C:
ldr.reload()
case <-ldr.Dying():
log.Tracef("[Config] Loader dying: %s", ldr.Err().Error())
return
}
}
}()
// Spit a change down the pipe to load now
changes <- true
return ldr
}
func (a *print_tokens_action) Run() {
SetupLogging(*a.verbosity)
writer := new(filewriter.TrecFileWriter)
writer.Init(*a.tokenOutputPath)
go writer.WriteAllTokens()
docStream := make(chan filereader.Document)
walker := new(DocWalker)
walker.WalkDocuments(*a.docroot, *a.docpattern, docStream)
for doc := range docStream {
for t := range doc.Tokens() {
log.Tracef("Adding token: %s", t)
writer.StringChan <- &t.Text
}
log.Debugf("Document %s (%d tokens)\n", doc.Identifier(), doc.Len())
}
log.Info("Done reading from the docStream")
close(writer.StringChan)
// Wait for the writer to finish
writer.Wait()
}
func udpateMySqlCdrImportStatus(db mysql.Conn, uniqueid string, status int) (err error) {
var query = fmt.Sprintf("UPDATE cdr SET import = %d WHERE uniqueid = '%s'", status, uniqueid)
log.Tracef("update cdr status [%s].\n", query)
_, _, err = db.Query(query)
//
return err
}
// SendBitfield 发送位图
func (p *peer) SendBitfield(bs *Bitset) {
msg := make([]byte, len(bs.Bytes())+1)
msg[0] = BITFIELD
copy(msg[1:], bs.Bytes())
log.Tracef("[%s] send BITFIELD to peer[%s]", p.taskID, p.address)
p.sendMessage(msg)
}
func (c *client) listen(ch chan bool) {
c.Lock()
defer c.Unlock()
// check if we started listening while locked
if c.listening {
ch <- true
return
}
if deliveries, err := raven.Consume(c.instanceID); err != nil {
log.Criticalf("[Client] Failed to consume: %v", err)
c.listening = false
ch <- false
} else {
log.Debugf("[Client] Listening on %s", c.instanceID)
c.listening = true
ch <- true
c.Unlock()
for d := range deliveries {
log.Tracef("[Client] Inbound message %s on %s", d.CorrelationId, c.instanceID)
go c.getResponse(d)
}
c.Lock()
log.Errorf("[Client] Stopping listening due to channel closing")
c.listening = false
}
}
/// 通过frontendID 和sessionID获得前端服务器session的信息.
///
/// @param frontendID 前端服务器id
/// @param sid session id
/// @return backend session
func (bss *BackendSessionService) GetBackendSessionBySID(frontendid string, sid uint32) *BackendSession {
seelog.Tracef("frontendid<%v>,sid<%v>", frontendid, sid)
reply := make(map[string]interface{})
method := "SessionRpcServer.GetSessionBySID"
err := bss.rpcCient.RpcCall(frontendid, method, &sid, &reply)
if err == nil {
// <-rpcRelpy.Done
if reply == nil || len(reply) == 0 {
return nil
}
opts, _ := reply["opts"].(map[string]interface{})
backendSession := bss.CreateBackendSession(opts)
backendSession.uid = reply["uid"].(string)
backendSession.id = uint32(reply["sid"].(float64))
backendSession.frontendID = reply["frontendid"].(string)
seelog.Debugf("Receive from rpc server<%v>", reply)
return backendSession
} else {
seelog.Errorf("Rpc Call failed,error<%v>", err.Error())
return nil
}
}
func getRouterList(w http.ResponseWriter, r *http.Request) {
log.Tracef("getRouterList")
var (
uid string
tid string
response ResponseRouterList
router RouterInfo
devices map[string]devcenter.Device
err error
)
response.Status = -1
if r.Method != "GET" {
response.Descr = "must using 'GET' method\n"
goto resp
}
r.ParseForm()
uid = r.FormValue("uid")
if uid == "" {
response.Descr = "missing 'uid'"
goto resp
}
tid = r.FormValue("tid")
if tid == "" {
response.Descr = "missing 'tid'"
goto resp
}
devices, err = devcenter.GetDevices(uid, devcenter.DEV_ROUTER)
if err != nil {
log.Errorf("GetDevices failed: %s", err.Error())
response.Descr = err.Error()
goto resp
}
for _, dev := range devices {
router = RouterInfo{
Rid: dev.Id,
Rname: dev.Title,
}
response.List = append(response.List, router)
}
//router = RouterInfo{
// Rid: "c80e774a1e73",
// Rname: "router1",
//}
//response.List = append(response.List, router)
response.Status = 0
response.Descr = "OK"
resp:
b, _ := json.Marshal(response)
log.Debugf("getRoutelist write: %s", string(b))
w.Write(b)
}
func loadFromConfig(sl *memcache.ServerList, client *memcache.Client) {
hosts := getHosts()
log.Tracef("[Memcache] Setting memcache servers from config: %v", hosts)
err := sl.SetServers(hosts...)
if err != nil {
log.Errorf("[Memcache] Error setting memcache servers: %v", err)
}
// Technically we have a race here since the timeouts are not protected by a mutex, however it isn't really a
// problem if the timeout is stale for a short period.
client.Timeout = config.AtPath("hailo", "service", "memcache", "timeouts", "operationTimeout").
AsDuration(defaultOperationTimeout)
log.Tracef("[Memcache] Set Memcache operation timeout from config: %v", client.Timeout)
client.DialTimeout = config.AtPath("hailo", "service", "memcache", "timeouts", "dialTimeout").
AsDuration(defaultDialTimeout)
log.Tracef("[Memcache] Set Memcache dial timeout from config: %v", client.DialTimeout)
}
