增加 指令支持
This commit is contained in:
parent
9defc968ba
commit
4e0b9f54f6
12
fileboy.go
12
fileboy.go
@ -20,6 +20,9 @@ const (
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PreError = "ERROR:"
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PreWarn = "Warn:"
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InstExecWhenStart = "exec-when-start"
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InstShouldFinish = "should-finish"
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)
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var (
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@ -69,11 +72,15 @@ func parseConfig() {
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cfg.Monitor.IncludeDirsMap = map[string]bool{}
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cfg.Monitor.ExceptDirsMap = map[string]bool{}
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cfg.Monitor.IncludeDirsRec = map[string]bool{}
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cfg.Command.InstructionMap = map[string]bool{}
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// convert to map
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for _, v := range cfg.Monitor.Types {
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cfg.Monitor.TypesMap[v] = true
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}
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log.Println(cfg)
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for _, v := range cfg.Command.Instruction {
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cfg.Command.InstructionMap[v] = true
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}
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log.Printf("%+v", cfg)
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}
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func eventDispatcher(event fsnotify.Event) {
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@ -249,6 +256,9 @@ func parseArgs() {
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done := make(chan bool)
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initWatcher()
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defer watcher.Close()
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if keyInInstruction(InstExecWhenStart) {
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taskMan.run(new(changedFile))
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}
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<-done
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return
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case len(os.Args) > 1:
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@ -18,8 +18,12 @@ type FileGirl struct {
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IncludeDirsRec map[string]bool `yaml:"-"`
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}
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Command struct {
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Instruction []string `yaml:"instruction"`
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Exec []string `yaml:"exec"`
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DelayMillSecond int `yaml:"delayMillSecond"`
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// convert to
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InstructionMap map[string]bool `yaml:"-"`
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}
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Notifier struct {
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CallUrl string `yaml:"callUrl"`
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14
raw.go
14
raw.go
@ -48,6 +48,20 @@ monitor:
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# 命令
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command:
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# 特殊指令 //TODO next release support
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# 可以通过特殊的指令来控制 command 的行为,指令可以有多个
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# exec-when-start fileboy启动就绪后,自动执行一次 'exec' 定义的命令
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# should-finish 触发执行 'exec' 时(C),如果上一次的命令(L)未退出(还在执行),会等待 L 退出,直到有明确 exit code 才会开始执行本次命令。
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# 在等待 L 退出时,又有新事件触发了命令执行(N),则 C 执行取消,只会保留最后一次的 N 执行
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# ignore-stdout 执行 'exec' 产生的 stdout 会被丢弃
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# ignore-warn fileboy 自身的 warn 信息会被丢弃
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# ignore-info fileboy 自身的 info 信息会被丢弃
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# ignore-exec-error 执行 'exec' 出错仍继续执行下面的命令而不退出
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# limit-memory-256M 限制内存占用,超过 256M 'exec' 会被强制停止。格式 limit-memory-xxM
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instruction:
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#- should-finish
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#- exec-when-start
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# 监听的文件有更改会执行的命令
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# 可以有多条命令,会依次执行
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# 如有多条命令,每条命令都会等待上一条命令执行完毕后才会执行
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48
taskman.go
48
taskman.go
@ -15,13 +15,35 @@ type TaskMan struct {
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notifier *NetNotifier
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putLock sync.Mutex
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runLock sync.Mutex
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waitChan chan bool
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waitQueue []*changedFile
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}
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func newTaskMan(delay int, callUrl string) *TaskMan {
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return &TaskMan{
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t := &TaskMan{
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delay: delay,
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notifier: newNetNotifier(callUrl),
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waitChan: make(chan bool, 1),
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waitQueue: []*changedFile{},
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}
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if keyInInstruction(InstShouldFinish) {
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go func() {
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for {
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<-t.waitChan
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if len(t.waitQueue) > 0 {
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cf := t.waitQueue[len(t.waitQueue)-1]
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if len(t.waitQueue) > 1 {
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log.Println("Number of redundant tasks dropped:", len(t.waitQueue)-1)
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}
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t.waitQueue = []*changedFile{}
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go t.preRun(cf)
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}
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}
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}()
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}
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return t
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}
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func (t *TaskMan) Put(cf *changedFile) {
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@ -37,14 +59,24 @@ func (t *TaskMan) Put(cf *changedFile) {
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if t.lastTaskId > cf.Changed {
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return
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}
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if keyInInstruction(InstShouldFinish) {
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t.waitQueue = append(t.waitQueue, cf)
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if t.cmd == nil {
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t.waitChan <- true
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return
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}
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log.Println("Waitting for the last task to finish")
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log.Println("Number of waiting tasks:", len(t.waitQueue))
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} else {
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t.preRun(cf)
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}
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}()
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}
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func (t *TaskMan) preRun(cf *changedFile) {
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if t.cmd != nil && t.cmd.Process != nil {
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log.Println("stop old process ")
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if err := t.cmd.Process.Kill(); err != nil {
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log.Println("stop old process ")
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log.Println(PreWarn, "stopped err, reason:", err)
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}
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}
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@ -52,6 +84,13 @@ func (t *TaskMan) preRun(cf *changedFile) {
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go t.notifier.Put(cf)
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}
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func (t *TaskMan) waitFinish() {
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log.Println("prostate", t.cmd.Process.Pid)
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if t.cmd.ProcessState != nil && !t.cmd.ProcessState.Exited() {
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}
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}
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func (t *TaskMan) run(cf *changedFile) {
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t.runLock.Lock()
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defer t.runLock.Unlock()
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@ -83,6 +122,9 @@ func (t *TaskMan) run(cf *changedFile) {
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}
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}
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}
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if keyInInstruction(InstShouldFinish) {
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t.cmd = nil
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t.waitChan <- true
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}
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log.Println("EXEC end")
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}
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5
util.go
5
util.go
@ -13,6 +13,11 @@ func keyInMonitorTypesMap(k string, cfg *FileGirl) bool {
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return ok
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}
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func keyInInstruction(k string) bool {
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_, ok := cfg.Command.InstructionMap[k]
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return ok
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}
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func cmdParse2Array(s string, cf *changedFile) []string {
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a := strings.Split(s, " ")
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r := make([]string, 0)
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