func NewToken() string {
uuid := uuid.NewRandom()
mac := hmac.New(sha256.New, nil)
mac.Write([]byte(uuid.String()))
tokenBytes := mac.Sum(nil)
return hex.EncodeToString(tokenBytes)
}
func (agent *agent_t) handle_beacon() (err error) {
msg, err := agent.udp.RecvMessage(0)
if len(msg[0]) != 16 {
return errors.New("Not a uuid")
}
// If we got a UUID and it's not our own beacon, we have a peer
uuid := uuid.UUID(msg[0])
if bytes.Compare(uuid, agent.uuid_bytes) != 0 {
// Find or create peer via its UUID string
uuid_string := uuid.String()
peer, ok := agent.peers[uuid_string]
if !ok {
peer = new_peer(uuid)
agent.peers[uuid_string] = peer
// Report peer joined the network
agent.pipe.SendMessage("JOINED", uuid_string)
}
// Any activity from the peer means it's alive
peer.is_alive()
}
return
}
// uUIDFromPath extracts the upload UUID from a given path
// If the UUID is the last path component, this is the containing
// directory for all upload files
func uUIDFromPath(path string) (string, bool) {
components := strings.Split(path, "/")
for i := len(components) - 1; i >= 0; i-- {
if uuid := uuid.Parse(components[i]); uuid != nil {
return uuid.String(), i == len(components)-1
}
}
return "", false
}
// Handle requests for saving secrets
func saveHandler(response http.ResponseWriter, request *http.Request,
db Database) {
response.Header().Set("Content-type", "application/json")
if request.Method != "POST" {
http.Error(response,
`{"message": "Bad Request, see https://github.com/jhaals/yopass for more info"}`,
http.StatusBadRequest)
return
}
decoder := json.NewDecoder(request.Body)
var secret struct {
Message string `json:"secret"`
Expiration int32 `json:"expiration"`
}
err := decoder.Decode(&secret)
if err != nil {
http.Error(response, `{"message": "Unable to parse json"}`, http.StatusBadRequest)
return
}
if validExpiration(secret.Expiration) == false {
http.Error(response, `{"message": "Invalid expiration specified"}`, http.StatusBadRequest)
return
}
if len(secret.Message) > 10000 {
http.Error(response, `{"message": "Message is too long"}`, http.StatusBadRequest)
return
}
// Generate new UUID and store secret in memcache with specified expiration
uuid := uuid.NewUUID()
err = db.Set(uuid.String(), secret.Message, secret.Expiration)
if err != nil {
http.Error(response, `{"message": "Failed to store secret in database"}`, http.StatusInternalServerError)
return
}
resp := map[string]string{"key": uuid.String(), "message": "secret stored"}
jsonData, _ := json.Marshal(resp)
response.Write(jsonData)
}
func (driver *MesosExecutorDriver) statusUpdateAcknowledgement(from *upid.UPID, pbMsg proto.Message) {
log.Infoln("Executor statusUpdateAcknowledgement")
msg := pbMsg.(*mesosproto.StatusUpdateAcknowledgementMessage)
log.Infof("Receiving status update acknowledgement %v", msg)
frameworkID := msg.GetFrameworkId()
taskID := msg.GetTaskId()
uuid := uuid.UUID(msg.GetUuid())
if driver.stopped {
log.Infof("Ignoring status update acknowledgement %v for task %v of framework %v because the driver is stopped!\n",
uuid, taskID, frameworkID)
}
// Remove the corresponding update.
delete(driver.updates, uuid.String())
// Remove the corresponding task.
delete(driver.tasks, taskID.String())
}
func new_agent() (agent *agent_t) {
// push output from udp into zmq socket
bcast := &net.UDPAddr{Port: PING_PORT_NUMBER, IP: net.IPv4bcast}
conn, e := net.ListenUDP("udp", bcast)
if e != nil {
panic(e)
}
go func() {
buffer := make([]byte, 1024)
udp, _ := zmq.NewSocket(zmq.PAIR)
udp.Bind("inproc://udp")
for {
if n, _, err := conn.ReadFrom(buffer); err == nil {
udp.SendBytes(buffer[:n], 0)
}
}
}()
time.Sleep(100 * time.Millisecond)
pipe, _ := zmq.NewSocket(zmq.PAIR)
pipe.Connect("inproc://iface")
udp, _ := zmq.NewSocket(zmq.PAIR)
udp.Connect("inproc://udp")
uuid := uuid.NewRandom()
agent = &agent_t{
pipe: pipe,
udp: udp,
conn: conn,
uuid_bytes: []byte(uuid),
uuid_string: uuid.String(),
peers: make(map[string]*peer_t),
}
return
}
func main() {
counter := 0
strCheck := "<request type='budget'><merchant>1</merchant></request>"
strTransaction := "<request type='transaction'><merchant>1</merchant><operation_ident>aw%v</operation_ident><description>hello</description><amount>1</amount><operation_created_at>2014-10-01 20:13:56</operation_created_at></request>"
for r := 0; r < 100; r++ {
go func() {
servAddr := "localhost:2000"
tcpAddr, err := net.ResolveTCPAddr("tcp", servAddr)
if err != nil {
println("ResolveTCPAddr failed:", err.Error())
os.Exit(1)
}
conn, err := net.DialTCP("tcp", nil, tcpAddr)
defer conn.Close()
if err != nil {
println("Dial failed:", err.Error())
os.Exit(1)
}
uuid := uuid.NewUUID()
req := fmt.Sprintf(strTransaction, uuid.String()[:10])
counter++
_, err = conn.Write([]byte(req))
if err != nil {
println("Write to server failed:", err.Error())
os.Exit(1)
}
fmt.Println("write to server = ", req)
runtime.Gosched()
}()
}
time.Sleep(time.Second)
servAddr := "localhost:2000"
tcpAddr, err := net.ResolveTCPAddr("tcp", servAddr)
if err != nil {
println("ResolveTCPAddr failed:", err.Error())
os.Exit(1)
}
conn, err := net.DialTCP("tcp", nil, tcpAddr)
defer conn.Close()
if err != nil {
println("Dial failed:", err.Error())
os.Exit(1)
}
req := fmt.Sprintf(strCheck, counter)
counter++
_, err = conn.Write([]byte(req))
if err != nil {
println("Write to server failed:", err.Error())
os.Exit(1)
}
fmt.Println("write to server = ", req)
reply := make([]byte, 1024)
_, err = conn.Read(reply)
if err != nil {
println("Write to server failed:", err.Error())
os.Exit(1)
}
println("reply from server=", string(reply))
os.Exit(0)
}
func vcardify(emp Employee, org, prefix, suffix string) string {
var buf bytes.Buffer
buf.WriteString("BEGIN:VCARD\n")
buf.WriteString("VERSION:3.0\n")
buf.WriteString(fmt.Sprintf(
"REV:%s\n", time.Now().UTC().Format("2006-01-02T15:04:05Z")))
buf.WriteString("PRODID:-//Topface//yml2vcard//EN\n")
names := strings.Split(emp.Name, " ")
var firstname, lastname string
switch len(names) {
case 1:
firstname, lastname = names[0], ""
case 2:
firstname, lastname = names[0], names[1]
case 3:
firstname, lastname = names[0], names[2]
default:
firstname, lastname = emp.Name, ""
}
buf.WriteString(fmt.Sprintf(
"N:%s;%s;;%s;%s\n", lastname, firstname, prefix, suffix))
buf.WriteString("FN:")
if prefix != "" {
buf.WriteString(prefix + " ")
}
buf.WriteString(emp.Name)
if suffix != "" {
buf.WriteString(" " + suffix)
}
buf.WriteString("\n")
if org != "" {
buf.WriteString("ORG:")
buf.WriteString(org)
buf.WriteString("\n")
}
if emp.Phone != "" {
buf.WriteString(fmt.Sprintf(
"TEL:%s\n", emp.Phone))
}
if len(emp.ExtraPhones) > 0 {
for _, p := range emp.ExtraPhones {
buf.WriteString(fmt.Sprintf(
"TEL:%s\n", p))
}
}
if emp.WorkMail != "" {
buf.WriteString(fmt.Sprintf(
"EMAIL;TYPE=work:%s\n", emp.WorkMail))
}
if emp.PersonalMail != "" {
buf.WriteString(fmt.Sprintf(
"EMAIL;TYPE=home:%s\n", emp.PersonalMail))
}
if len(emp.ExtraMails) > 0 {
for _, m := range emp.ExtraMails {
buf.WriteString(fmt.Sprintf(
"EMAIL:%s\n", m))
}
}
uuid := uuid.NewMD5(uuid.NIL, []byte(emp.Name))
buf.WriteString(fmt.Sprintf(
"X-RADICALE-NAME:%s.vcf\n", uuid.String()))
buf.WriteString(fmt.Sprintf(
"UID:%s\n", uuid.String()))
buf.WriteString("END:VCARD\n")
return buf.String()
}