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54185df4 by astaxie
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change admin to toolbox & support task

1 parent 16352579
Inline Side-by-side
Showing 10 changed files with 579 additions and 92 deletions
admin.go
......@@ -2,7 +2,7 @@ package beego
import (
"fmt"
"github.com/astaxie/beego/admin"
"github.com/astaxie/beego/toolbox"
"net/http"
"time"
)
......@@ -32,8 +32,9 @@ func init() {
BeeAdminApp.Route("/", AdminIndex)
BeeAdminApp.Route("/qps", QpsIndex)
BeeAdminApp.Route("/prof", ProfIndex)
BeeAdminApp.Route("/healthcheck", admin.Healthcheck)
BeeAdminApp.Route("/task", admin.TaskStatus)
BeeAdminApp.Route("/healthcheck", toolbox.Healthcheck)
BeeAdminApp.Route("/task", toolbox.TaskStatus)
BeeAdminApp.Route("/runtask", toolbox.RunTask)
FilterMonitorFunc = func(string, string, time.Duration) bool { return true }
}
......@@ -42,14 +43,14 @@ func AdminIndex(rw http.ResponseWriter, r *http.Request) {
}
func QpsIndex(rw http.ResponseWriter, r *http.Request) {
admin.StatisticsMap.GetMap(rw)
toolbox.StatisticsMap.GetMap(rw)
}
func ProfIndex(rw http.ResponseWriter, r *http.Request) {
r.ParseForm()
command := r.Form.Get("command")
if command != "" {
admin.ProcessInput(command, rw)
toolbox.ProcessInput(command, rw)
} else {
rw.Write([]byte("request url like '/prof?command=lookup goroutine'"))
}
......
admin/task.go deleted 100644 → 0
package admin
import (
"fmt"
"net/http"
)
var AdminTaskList map[string]Tasker
type Tasker interface {
GetStatus() string
Run() error
}
type Task struct {
Taskname string
Spec Schedule
Errlist []map[uint64]string //errtime:errinfo
ErrLimit int //max length for the errlist 0 stand for there' no limit
}
func (t *Task) GetStatus() string {
return ""
}
func (t *Task) Run() error {
return nil
}
func (t *Task) SetCron(spec string) {
}
type Schedule struct {
Second uint64
Minute uint64
Hour uint64
DOM uint64
Month uint64
DOW uint64
}
func StartTask() {
}
func StopTask() {
}
func AddTask(taskname string, t Tasker) {
AdminTaskList[taskname] = t
}
func TaskStatus(rw http.ResponseWriter, req *http.Request) {
for tname, t := range AdminTaskList {
fmt.Fprintf(rw, "%s:%s", tname, t.GetStatus())
}
}
//to run a Task by http from the querystring taskname
//url like /task?taskname=sendmail
func RunTask(rw http.ResponseWriter, req *http.Request) {
req.ParseForm()
taskname := req.Form.Get("taskname")
if t, ok := AdminTaskList[taskname]; ok {
err := t.Run()
if err != nil {
fmt.Fprintf(rw, "%v", err)
}
fmt.Fprintf(rw, "%s run success,Now the Status is %s", t.GetStatus())
} else {
fmt.Fprintf(rw, "there's no task which named:%s", taskname)
}
}
func init() {
AdminTaskList = make(map[string]Tasker)
}
router.go
......@@ -2,9 +2,9 @@ package beego
import (
"fmt"
"github.com/astaxie/beego/admin"
beecontext "github.com/astaxie/beego/context"
"github.com/astaxie/beego/middleware"
"github.com/astaxie/beego/toolbox"
"net/http"
"net/url"
"os"
......@@ -861,9 +861,9 @@ Admin:
timeend := time.Since(starttime)
if FilterMonitorFunc(r.Method, requestPath, timeend) {
if runrouter != nil {
go admin.StatisticsMap.AddStatistics(r.Method, requestPath, runrouter.controllerType.Name(), timeend)
go toolbox.StatisticsMap.AddStatistics(r.Method, requestPath, runrouter.controllerType.Name(), timeend)
} else {
go admin.StatisticsMap.AddStatistics(r.Method, requestPath, "", timeend)
go toolbox.StatisticsMap.AddStatistics(r.Method, requestPath, "", timeend)
}
}
}
......
admin/healthcheck.go → toolbox/healthcheck.go
package admin
package toolbox
import (
"fmt"
......
admin/profile.go → toolbox/profile.go
package admin
package toolbox
import (
"fmt"
......
admin/profile_test.go → toolbox/profile_test.go
package admin
package toolbox
import (
"os"
......
admin/statistics.go → toolbox/statistics.go
package admin
package toolbox
import (
"fmt"
......
admin/statistics_test.go → toolbox/statistics_test.go
package admin
package toolbox
import (
"os"
......
toolbox/task.go 0 → 100644
package toolbox
import (
"fmt"
"log"
"math"
"net/http"
"sort"
"strconv"
"strings"
"time"
)
// bounds provides a range of acceptable values (plus a map of name to value).
type bounds struct {
min, max uint
names map[string]uint
}
// The bounds for each field.
var (
AdminTaskList map[string]Tasker
stop chan bool
seconds = bounds{0, 59, nil}
minutes = bounds{0, 59, nil}
hours = bounds{0, 23, nil}
days = bounds{1, 31, nil}
months = bounds{1, 12, map[string]uint{
"jan": 1,
"feb": 2,
"mar": 3,
"apr": 4,
"may": 5,
"jun": 6,
"jul": 7,
"aug": 8,
"sep": 9,
"oct": 10,
"nov": 11,
"dec": 12,
}}
weeks = bounds{0, 6, map[string]uint{
"sun": 0,
"mon": 1,
"tue": 2,
"wed": 3,
"thu": 4,
"fri": 5,
"sat": 6,
}}
)
const (
// Set the top bit if a star was included in the expression.
starBit = 1 << 63
)
type Schedule struct {
Second uint64
Minute uint64
Hour uint64
Day uint64
Month uint64
Week uint64
}
type TaskFunc func() error
type Tasker interface {
GetStatus() string
Run() error
SetNext(time.Time)
GetNext() time.Time
SetPrev(time.Time)
GetPrev() time.Time
}
type taskerr struct {
t time.Time
errinfo string
}
type Task struct {
Taskname string
Spec *Schedule
DoFunc TaskFunc
Prev time.Time
Next time.Time
Errlist []*taskerr //errtime:errinfo
ErrLimit int //max length for the errlist 0 stand for there' no limit
}
func NewTask(tname string, spec string, f TaskFunc) *Task {
task := &Task{
Taskname: tname,
DoFunc: f,
ErrLimit: 100,
}
task.SetCron(spec)
return task
}
func (tk *Task) GetStatus() string {
var str string
for _, v := range tk.Errlist {
str += v.t.String() + ":" + v.errinfo + "\n"
}
return str
}
func (tk *Task) Run() error {
err := tk.DoFunc()
if err != nil {
if tk.ErrLimit > 0 && tk.ErrLimit > len(tk.Errlist) {
tk.Errlist = append(tk.Errlist, &taskerr{t: tk.Next, errinfo: err.Error()})
}
}
return err
}
func (tk *Task) SetNext(now time.Time) {
tk.Next = tk.Spec.Next(now)
}
func (tk *Task) GetNext() time.Time {
return tk.Next
}
//前6个字段分别表示：
// 秒钟：0-59
// 分钟：0-59
// 小时：1-23
// 日期：1-31
// 月份：1-12
// 星期：0-6（0表示周日）
//还可以用一些特殊符号：
// *： 表示任何时刻
// ,：　表示分割，如第三段里：2,4，表示2点和4点执行
//　　 －：表示一个段，如第三端里： 1-5，就表示1到5点
// /n : 表示每个n的单位执行一次，如第三段里，*/1, 就表示每隔1个小时执行一次命令。也可以写成1-23/1.
/////////////////////////////////////////////////////////
// */30 * * * * * 每30秒 执行
// * 43 21 * * * 21:43 执行
// * 15 05 * * * 　　 05:15 执行
// * 0 17 * * * 17:00 执行
// * 0 17 * * 1 每周一的 17:00 执行
// * 0,10 17 * * 0,2,3 每周日,周二,周三的 17:00和 17:10 执行
// * 0-10 17 1 * * 毎月1日从 17:00到7:10 毎隔1分钟 执行
// * 0 0 1,15 * 1 毎月1日和 15日和 一日的 0:00 执行
// * 42 4 1 * * 　 　 毎月1日的 4:42分 执行
// * 0 21 * * 1-6　　 周一到周六 21:00 执行
// * 0,10,20,30,40,50 * * * *　 每隔10分 执行
// * */10 * * * * 　　　　　　 每隔10分 执行
// * * 1 * * *　　　　　　　　 从1:0到1:59 每隔1分钟 执行
// * 0 1 * * *　　　　　　　　 1:00 执行
// * 0 */1 * * *　　　　　　　 毎时0分 每隔1小时 执行
// * 0 * * * *　　　　　　　　 毎时0分 每隔1小时 执行
// * 2 8-20/3 * * *　　　　　　 8:02,11:02,14:02,17:02,20:02 执行
// * 30 5 1,15 * *　　　　　　 1日 和 15日的 5:30 执行
func (t *Task) SetCron(spec string) {
t.Spec = t.parse(spec)
}
func (t *Task) parse(spec string) *Schedule {
if len(spec) > 0 && spec[0] == '@' {
return t.parseSpec(spec)
}
// Split on whitespace. We require 5 or 6 fields.
// (second) (minute) (hour) (day of month) (month) (day of week, optional)
fields := strings.Fields(spec)
if len(fields) != 5 && len(fields) != 6 {
log.Panicf("Expected 5 or 6 fields, found %d: %s", len(fields), spec)
}
// If a sixth field is not provided (DayOfWeek), then it is equivalent to star.
if len(fields) == 5 {
fields = append(fields, "*")
}
schedule := &Schedule{
Second: getField(fields[0], seconds),
Minute: getField(fields[1], minutes),
Hour: getField(fields[2], hours),
Day: getField(fields[3], days),
Month: getField(fields[4], months),
Week: getField(fields[5], weeks),
}
return schedule
}
func (t *Task) parseSpec(spec string) *Schedule {
switch spec {
case "@yearly", "@annually":
return &Schedule{
Second: 1 << seconds.min,
Minute: 1 << minutes.min,
Hour: 1 << hours.min,
Day: 1 << days.min,
Month: 1 << months.min,
Week: all(weeks),
}
case "@monthly":
return &Schedule{
Second: 1 << seconds.min,
Minute: 1 << minutes.min,
Hour: 1 << hours.min,
Day: 1 << days.min,
Month: all(months),
Week: all(weeks),
}
case "@weekly":
return &Schedule{
Second: 1 << seconds.min,
Minute: 1 << minutes.min,
Hour: 1 << hours.min,
Day: all(days),
Month: all(months),
Week: 1 << weeks.min,
}
case "@daily", "@midnight":
return &Schedule{
Second: 1 << seconds.min,
Minute: 1 << minutes.min,
Hour: 1 << hours.min,
Day: all(days),
Month: all(months),
Week: all(weeks),
}
case "@hourly":
return &Schedule{
Second: 1 << seconds.min,
Minute: 1 << minutes.min,
Hour: all(hours),
Day: all(days),
Month: all(months),
Week: all(weeks),
}
}
log.Panicf("Unrecognized descriptor: %s", spec)
return nil
}
func (s *Schedule) Next(t time.Time) time.Time {
// Start at the earliest possible time (the upcoming second).
t = t.Add(1*time.Second - time.Duration(t.Nanosecond())*time.Nanosecond)
// This flag indicates whether a field has been incremented.
added := false
// If no time is found within five years, return zero.
yearLimit := t.Year() + 5
WRAP:
if t.Year() > yearLimit {
return time.Time{}
}
// Find the first applicable month.
// If it's this month, then do nothing.
for 1<<uint(t.Month())&s.Month == 0 {
// If we have to add a month, reset the other parts to 0.
if !added {
added = true
// Otherwise, set the date at the beginning (since the current time is irrelevant).
t = time.Date(t.Year(), t.Month(), 1, 0, 0, 0, 0, t.Location())
}
t = t.AddDate(0, 1, 0)
// Wrapped around.
if t.Month() == time.January {
goto WRAP
}
}
// Now get a day in that month.
for !dayMatches(s, t) {
if !added {
added = true
t = time.Date(t.Year(), t.Month(), t.Day(), 0, 0, 0, 0, t.Location())
}
t = t.AddDate(0, 0, 1)
if t.Day() == 1 {
goto WRAP
}
}
for 1<<uint(t.Hour())&s.Hour == 0 {
if !added {
added = true
t = time.Date(t.Year(), t.Month(), t.Day(), t.Hour(), 0, 0, 0, t.Location())
}
t = t.Add(1 * time.Hour)
if t.Hour() == 0 {
goto WRAP
}
}
for 1<<uint(t.Minute())&s.Minute == 0 {
if !added {
added = true
t = time.Date(t.Year(), t.Month(), t.Day(), t.Hour(), t.Minute(), 0, 0, t.Location())
}
t = t.Add(1 * time.Minute)
if t.Minute() == 0 {
goto WRAP
}
}
for 1<<uint(t.Second())&s.Second == 0 {
if !added {
added = true
t = time.Date(t.Year(), t.Month(), t.Day(), t.Hour(), t.Minute(), t.Second(), 0, t.Location())
}
t = t.Add(1 * time.Second)
if t.Second() == 0 {
goto WRAP
}
}
return t
}
func dayMatches(s *Schedule, t time.Time) bool {
var (
domMatch bool = 1<<uint(t.Day())&s.Day > 0
dowMatch bool = 1<<uint(t.Weekday())&s.Week > 0
)
if s.Day&starBit > 0 || s.Week&starBit > 0 {
return domMatch && dowMatch
}
return domMatch || dowMatch
}
func StartTask() {
go run()
}
func run() {
now := time.Now().Local()
for _, t := range AdminTaskList {
t.SetNext(now)
}
for {
sortList := NewMapSorter(AdminTaskList)
sortList.Sort()
var effective time.Time
if len(AdminTaskList) == 0 || sortList.Vals[0].GetNext().IsZero() {
// If there are no entries yet, just sleep - it still handles new entries
// and stop requests.
effective = now.AddDate(10, 0, 0)
} else {
effective = sortList.Vals[0].GetNext()
}
select {
case now = <-time.After(effective.Sub(now)):
// Run every entry whose next time was this effective time.
for _, e := range sortList.Vals {
if e.GetNext() != effective {
break
}
go e.Run()
e.SetPrev(e.GetNext())
e.SetNext(effective)
}
continue
case <-stop:
return
}
}
}
func StopTask() {
stop <- true
}
func AddTask(taskname string, t Tasker) {
AdminTaskList[taskname] = t
}
func TaskStatus(rw http.ResponseWriter, req *http.Request) {
for tname, tk := range AdminTaskList {
fmt.Fprintf(rw, "%s:%s:%s", tname, tk.GetStatus(), tk.GetPrev().String())
}
}
//to run a Task by http from the querystring taskname
//url like /task?taskname=sendmail
func RunTask(rw http.ResponseWriter, req *http.Request) {
req.ParseForm()
taskname := req.Form.Get("taskname")
if t, ok := AdminTaskList[taskname]; ok {
err := t.Run()
if err != nil {
fmt.Fprintf(rw, "%v", err)
}
fmt.Fprintf(rw, "%s run success,Now the Status is %s", t.GetStatus())
} else {
fmt.Fprintf(rw, "there's no task which named:%s", taskname)
}
}
//sort map for tasker
type MapSorter struct {
Keys []string
Vals []Tasker
}
func NewMapSorter(m map[string]Tasker) *MapSorter {
ms := &MapSorter{
Keys: make([]string, 0, len(m)),
Vals: make([]Tasker, 0, len(m)),
}
for k, v := range m {
ms.Keys = append(ms.Keys, k)
ms.Vals = append(ms.Vals, v)
}
return ms
}
func (ms *MapSorter) Sort() {
sort.Sort(ms)
}
func (ms *MapSorter) Len() int { return len(ms.Keys) }
func (ms *MapSorter) Less(i, j int) bool {
if ms.Vals[i].GetNext().IsZero() {
return false
}
if ms.Vals[j].GetNext().IsZero() {
return true
}
return ms.Vals[i].GetNext().Before(ms.Vals[j].GetNext())
}
func (ms *MapSorter) Swap(i, j int) {
ms.Vals[i], ms.Vals[j] = ms.Vals[j], ms.Vals[i]
ms.Keys[i], ms.Keys[j] = ms.Keys[j], ms.Keys[i]
}
func getField(field string, r bounds) uint64 {
// list = range {"," range}
var bits uint64
ranges := strings.FieldsFunc(field, func(r rune) bool { return r == ',' })
for _, expr := range ranges {
bits |= getRange(expr, r)
}
return bits
}
// getRange returns the bits indicated by the given expression:
// number | number "-" number [ "/" number ]
func getRange(expr string, r bounds) uint64 {
var (
start, end, step uint
rangeAndStep = strings.Split(expr, "/")
lowAndHigh = strings.Split(rangeAndStep[0], "-")
singleDigit = len(lowAndHigh) == 1
)
var extra_star uint64
if lowAndHigh[0] == "*" || lowAndHigh[0] == "?" {
start = r.min
end = r.max
extra_star = starBit
} else {
start = parseIntOrName(lowAndHigh[0], r.names)
switch len(lowAndHigh) {
case 1:
end = start
case 2:
end = parseIntOrName(lowAndHigh[1], r.names)
default:
log.Panicf("Too many hyphens: %s", expr)
}
}
switch len(rangeAndStep) {
case 1:
step = 1
case 2:
step = mustParseInt(rangeAndStep[1])
// Special handling: "N/step" means "N-max/step".
if singleDigit {
end = r.max
}
default:
log.Panicf("Too many slashes: %s", expr)
}
if start < r.min {
log.Panicf("Beginning of range (%d) below minimum (%d): %s", start, r.min, expr)
}
if end > r.max {
log.Panicf("End of range (%d) above maximum (%d): %s", end, r.max, expr)
}
if start > end {
log.Panicf("Beginning of range (%d) beyond end of range (%d): %s", start, end, expr)
}
return getBits(start, end, step) | extra_star
}
// parseIntOrName returns the (possibly-named) integer contained in expr.
func parseIntOrName(expr string, names map[string]uint) uint {
if names != nil {
if namedInt, ok := names[strings.ToLower(expr)]; ok {
return namedInt
}
}
return mustParseInt(expr)
}
// mustParseInt parses the given expression as an int or panics.
func mustParseInt(expr string) uint {
num, err := strconv.Atoi(expr)
if err != nil {
log.Panicf("Failed to parse int from %s: %s", expr, err)
}
if num < 0 {
log.Panicf("Negative number (%d) not allowed: %s", num, expr)
}
return uint(num)
}
// getBits sets all bits in the range [min, max], modulo the given step size.
func getBits(min, max, step uint) uint64 {
var bits uint64
// If step is 1, use shifts.
if step == 1 {
return ^(math.MaxUint64 << (max + 1)) & (math.MaxUint64 << min)
}
// Else, use a simple loop.
for i := min; i <= max; i += step {
bits |= 1 << i
}
return bits
}
// all returns all bits within the given bounds. (plus the star bit)
func all(r bounds) uint64 {
return getBits(r.min, r.max, 1) | starBit
}
func init() {
AdminTaskList = make(map[string]Tasker)
}
toolbox/task_test.go 0 → 100644
package toolbox
\ No newline at end of file
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