gearman-go/common/gearman.go

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// Copyright 2011 - 2012 Xing Xing <mikespook@gmail.com>.
// All rights reserved.
// Use of this source code is governed by a MIT
// license that can be found in the LICENSE file.
package common
const (
// the number limited for job servers.
WORKER_SERVER_CAP = 32
// the number limited for functions.
WORKER_FUNCTION_CAP = 512
// queue size
QUEUE_SIZE = 512
// read buffer size
BUFFER_SIZE = 1024
// \x00REQ
REQ = 5391697
REQ_STR = "\x00REQ"
// \x00RES
RES = 5391699
RES_STR = "\x00RES"
// package data type
CAN_DO = 1
CANT_DO = 2
RESET_ABILITIES = 3
PRE_SLEEP = 4
NOOP = 6
JOB_CREATED = 8
GRAB_JOB = 9
NO_JOB = 10
JOB_ASSIGN = 11
WORK_STATUS = 12
WORK_COMPLETE = 13
WORK_FAIL = 14
GET_STATUS = 15
ECHO_REQ = 16
ECHO_RES = 17
ERROR = 19
STATUS_RES = 20
SET_CLIENT_ID = 22
CAN_DO_TIMEOUT = 23
WORK_EXCEPTION = 25
WORK_DATA = 28
WORK_WARNING = 29
GRAB_JOB_UNIQ = 30
JOB_ASSIGN_UNIQ = 31
SUBMIT_JOB = 7
SUBMIT_JOB_BG = 18
SUBMIT_JOB_HIGH = 21
SUBMIT_JOB_HIGH_BG = 32
SUBMIT_JOB_LOW = 33
SUBMIT_JOB_LOW_BG = 34
// Job type
// JOB_NORMAL | JOB_BG means a normal level job run in background
// normal level
JOB_NORMAL = 0
// background job
JOB_BG = 1
// low level
JOB_LOW = 2
// high level
JOB_HIGH = 4
)
// Decode [4]byte to uint32
func BytesToUint32(buf [4]byte) uint32 {
return uint32(buf[0])<<24 + uint32(buf[1])<<16 + uint32(buf[2])<<8 +
uint32(buf[3])
}
// Encode uint32 to [4]byte
func Uint32ToBytes(i uint32) [4]byte {
return [4]byte{byte((i >> 24) & 0xff), byte((i >> 16) & 0xff),
byte((i >> 8) & 0xff), byte(i & 0xff),}
}