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Golang jobs.Task类代码示例

原作者: [db:作者] 来自: [db:来源] 收藏 邀请

本文整理汇总了Golang中github.com/pulcy/j2/jobs.Task的典型用法代码示例。如果您正苦于以下问题:Golang Task类的具体用法?Golang Task怎么用?Golang Task使用的例子?那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。



在下文中一共展示了Task类的13个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于我们的系统推荐出更棒的Golang代码示例。

示例1: CreateProxyCmds

// CreateProxyCmds creates the commands needed for a proxy unit.
func (e *dockerEngine) CreateProxyCmds(t *jobs.Task, link jobs.Link, linkIndex int, env map[string]string, scalingGroup uint) (engine.Cmds, error) {
	containerName := fmt.Sprintf("%s-pr%d", t.ContainerName(scalingGroup), linkIndex)
	containerImage := images.Wormhole
	execStart, err := e.createProxyDockerCmdLine(t, containerName, containerImage, link, env, scalingGroup)
	if err != nil {
		return engine.Cmds{}, maskAny(err)
	}
	var cmds engine.Cmds
	cmds.Start = append(cmds.Start,
		e.pullCmd(containerImage),
		e.stopCmd(containerName),
		e.removeCmd(containerName),
		e.cleanupCmd(),
	)
	if e.options.EnvFile != "" {
		cmds.Start = append(cmds.Start, *cmdline.New(nil, e.touchPath, e.options.EnvFile))
	}
	cmds.Start = append(cmds.Start, execStart)

	cmds.Stop = append(cmds.Stop,
		e.stopCmd(containerName),
		e.removeCmd(containerName),
	)

	return cmds, nil
}
开发者ID:pulcy,项目名称:j2,代码行数:27,代码来源:docker_proxy.go


示例2: unitDescription

// unitDescription creates the description of a unit
func unitDescription(t *jobs.Task, prefix string, scalingGroup uint) string {
	descriptionPostfix := fmt.Sprintf("[slice %d]", scalingGroup)
	if t.GroupGlobal() {
		descriptionPostfix = "[global]"
	}
	return fmt.Sprintf("%s unit for %s %s", prefix, t.FullName(), descriptionPostfix)
}
开发者ID:pulcy,项目名称:j2,代码行数:8,代码来源:task.go


示例3: createMainUnit

// createMainUnit
func createMainUnit(t *jobs.Task, sidekickUnitNames []string, engine engine.Engine, ctx generatorContext) (*sdunits.Unit, error) {
	unit, err := createDefaultUnit(t,
		unitName(t, unitKindMain, ctx.ScalingGroup),
		unitDescription(t, "Main", ctx.ScalingGroup),
		"service", unitKindMain, ctx)
	if err != nil {
		return nil, maskAny(err)
	}
	cmds, err := engine.CreateMainCmds(t, unit.ExecOptions.Environment, ctx.ScalingGroup)
	if err != nil {
		return nil, maskAny(err)
	}
	setupUnitFromCmds(unit, cmds)
	switch t.Type {
	case "oneshot":
		unit.ExecOptions.IsOneshot = true
		unit.ExecOptions.Restart = "on-failure"
	case "proxy":
		unit.ExecOptions.Restart = "always"
	default:
		unit.ExecOptions.Restart = "always"
	}

	// Additional service dependencies
	unit.ExecOptions.Require(sidekickUnitNames...)
	unit.ExecOptions.After(sidekickUnitNames...)
	for _, name := range t.VolumesFrom {
		other, err := t.Task(name)
		if err != nil {
			return nil, maskAny(err)
		}
		otherName := unitName(other, unitKindMain, ctx.ScalingGroup) + ".service"
		unit.ExecOptions.Require(otherName)
		unit.ExecOptions.After(otherName)
	}

	// Add metrics registration commands
	if err := addMetricsRegistration(t, unit, ctx); err != nil {
		return nil, maskAny(err)
	}

	// Add frontend registration commands
	if err := addFrontEndRegistration(t, unit, ctx); err != nil {
		return nil, maskAny(err)
	}

	return unit, nil
}
开发者ID:pulcy,项目名称:j2,代码行数:49,代码来源:unit_main.go


示例4: CreateMainCmds

// CreateMainCmds creates the commands needed for a main unit.
func (e *dockerEngine) CreateMainCmds(t *jobs.Task, env map[string]string, scalingGroup uint) (engine.Cmds, error) {
	containerName := t.ContainerName(scalingGroup)
	containerImage := t.Image.String()
	if t.Type == "proxy" {
		containerImage = images.Alpine
	}
	execStart, err := e.createMainDockerCmdLine(t, containerImage, env, scalingGroup)
	if err != nil {
		return engine.Cmds{}, maskAny(err)
	}

	var cmds engine.Cmds
	cmds.Start = append(cmds.Start,
		e.pullCmd(containerImage),
	)
	if e.options.EnvFile != "" {
		cmds.Start = append(cmds.Start, *cmdline.New(nil, e.touchPath, e.options.EnvFile))
	}
	// Add secret extraction commands
	secretsCmds, err := e.createSecretsExecStartPre(t, images.VaultMonkey, env, scalingGroup)
	if err != nil {
		return engine.Cmds{}, maskAny(err)
	}
	cmds.Start = append(cmds.Start, secretsCmds...)
	cmds.Start = append(cmds.Start,
		e.stopCmd(containerName),
		e.removeCmd(containerName),
		e.cleanupCmd(),
	)

	for _, v := range t.Volumes {
		if v.IsLocal() {
			cmds.Start = append(cmds.Start, e.createTestLocalVolumeCmd(v.HostPath))
		}
	}

	cmds.Start = append(cmds.Start, execStart)

	cmds.Stop = append(cmds.Stop,
		e.stopCmd(containerName),
		e.removeCmd(containerName),
	)

	return cmds, nil
}
开发者ID:pulcy,项目名称:j2,代码行数:46,代码来源:docker_main.go


示例5: addDockerNetworkArgs

// addDockerNetworkArgs adds docker network arguments for the given task.
func (e *dockerEngine) addDockerNetworkArgs(c *cmdline.Cmdline, env map[string]string, t *jobs.Task) error {
	switch t.Network {
	case "", jobs.NetworkTypeDefault:
		return nil
	case jobs.NetworkTypeHost:
		c.Add(env, "--net=host")
		return nil
	case jobs.NetworkTypeWeave:
		if !t.Type.IsProxy() {
			c.Add(env, fmt.Sprintf("--hostname=%s", t.WeaveDomainName()))
		} else {
			c.Add(env, fmt.Sprintf("--hostname=%s", t.PrivateDomainName()))
		}
		return nil
	default:
		return maskAny(fmt.Errorf("Unknown network type '%s", t.Network))
	}
}
开发者ID:pulcy,项目名称:j2,代码行数:19,代码来源:docker.go


示例6: createVolumeUnit

// createVolumeUnit
func createVolumeUnit(t *jobs.Task, vol jobs.Volume, volIndex int, engine engine.Engine, ctx generatorContext) (*sdunits.Unit, error) {
	namePostfix := createVolumeUnitNamePostfix(volIndex)
	volPrefix := path.Join(fmt.Sprintf("%s/%v", t.FullName(), ctx.ScalingGroup), vol.Path)
	volHostPath := fmt.Sprintf("/media/%s", volPrefix)

	unit, err := createDefaultUnit(t,
		unitName(t, namePostfix, ctx.ScalingGroup),
		unitDescription(t, fmt.Sprintf("Volume %d", volIndex), ctx.ScalingGroup),
		"service", namePostfix, ctx)
	if err != nil {
		return nil, maskAny(err)
	}
	cmds, err := engine.CreateVolumeCmds(t, vol, volIndex, volPrefix, volHostPath, unit.ExecOptions.Environment, ctx.ScalingGroup)
	if err != nil {
		return nil, maskAny(err)
	}
	setupUnitFromCmds(unit, cmds)

	return unit, nil
}
开发者ID:pulcy,项目名称:j2,代码行数:21,代码来源:unit_volume.go


示例7: unitNameExt

// unitNameExt returns the name of the systemd unit for this task.
func unitNameExt(t *jobs.Task, kind string, scalingGroup string) string {
	base := strings.Replace(t.FullName(), "/", "-", -1) + kind
	if t.GroupGlobal() && t.GroupCount() == 1 {
		return base
	}
	return fmt.Sprintf("%[email protected]%v", base, scalingGroup)
}
开发者ID:pulcy,项目名称:j2,代码行数:8,代码来源:task.go


示例8: addFrontEndRegistration

// addFrontEndRegistration adds registration code for frontends to the given units
func addFrontEndRegistration(t *jobs.Task, main *sdunits.Unit, ctx generatorContext) error {
	if len(t.PublicFrontEnds) == 0 && len(t.PrivateFrontEnds) == 0 {
		return nil
	}
	serviceName := t.ServiceName()
	targetServiceName := serviceName
	if t.Type == "proxy" {
		targetServiceName = t.Target.EtcdServiceName()
	}
	httpKey := fmt.Sprintf("/pulcy/frontend/%s-%d", serviceName, ctx.ScalingGroup)
	httpRecord := api.FrontendRecord{
		Service:         targetServiceName,
		HttpCheckPath:   t.HttpCheckPath,
		HttpCheckMethod: t.HttpCheckMethod,
		Sticky:          t.Sticky,
		Backup:          t.Backup,
		Mode:            "", // Defaults to http
	}
	tcpKey := fmt.Sprintf("/pulcy/frontend/%s-%d-tcp", serviceName, ctx.ScalingGroup)
	tcpRecord := api.FrontendRecord{
		Service:         targetServiceName,
		HttpCheckPath:   t.HttpCheckPath,
		HttpCheckMethod: t.HttpCheckMethod,
		Sticky:          t.Sticky,
		Backup:          t.Backup,
		Mode:            "tcp",
	}
	instanceHttpKey := fmt.Sprintf("/pulcy/frontend/%s-%d-inst", serviceName, ctx.ScalingGroup)
	instanceHttpRecord := api.FrontendRecord{
		Service:       fmt.Sprintf("%s-%d", targetServiceName, ctx.ScalingGroup),
		HttpCheckPath: t.HttpCheckPath,
		Sticky:        t.Sticky,
		Backup:        t.Backup,
	}
	instanceTcpKey := fmt.Sprintf("/pulcy/frontend/%s-%d-inst-tcp", serviceName, ctx.ScalingGroup)
	instanceTcpRecord := api.FrontendRecord{
		Service:       fmt.Sprintf("%s-%d", targetServiceName, ctx.ScalingGroup),
		HttpCheckPath: t.HttpCheckPath,
		Sticky:        t.Sticky,
		Backup:        t.Backup,
		Mode:          "tcp",
	}
	var rwRules []api.RewriteRule
	if t.Type == "proxy" && t.Rewrite != nil {
		rwRules = append(rwRules, api.RewriteRule{
			PathPrefix:       t.Rewrite.PathPrefix,
			RemovePathPrefix: t.Rewrite.RemovePathPrefix,
			Domain:           t.Rewrite.Domain,
		})
	}

	for _, fr := range t.PublicFrontEnds {
		record := &httpRecord
		if fr.Mode == "tcp" {
			record = &tcpRecord
		}
		selRecord := api.FrontendSelectorRecord{
			Weight:       fr.Weight,
			Domain:       fr.Domain,
			PathPrefix:   fr.PathPrefix,
			SslCert:      fr.SslCert,
			ServicePort:  fr.Port,
			FrontendPort: fr.HostPort,
			RewriteRules: rwRules,
		}
		if err := addUsers(t, &selRecord, fr.Users); err != nil {
			return maskAny(err)
		}
		record.Selectors = append(record.Selectors, selRecord)
	}
	for _, fr := range t.PrivateFrontEnds {
		record := &httpRecord
		instanceRecord := &instanceHttpRecord
		if fr.Mode == "tcp" {
			record = &tcpRecord
			instanceRecord = &instanceTcpRecord
		}
		selRecord := api.FrontendSelectorRecord{
			Domain:       t.PrivateDomainName(),
			ServicePort:  fr.Port,
			FrontendPort: fr.HostPort,
			Private:      true,
			RewriteRules: rwRules,
		}
		if err := addUsers(t, &selRecord, fr.Users); err != nil {
			return maskAny(err)
		}
		record.Selectors = append(record.Selectors, selRecord)

		if fr.RegisterInstance {
			instanceSelRecord := selRecord
			instanceSelRecord.Domain = t.InstanceSpecificPrivateDomainName(ctx.ScalingGroup)
			instanceRecord.Selectors = append(instanceRecord.Selectors, instanceSelRecord)
		}
	}

	if len(instanceHttpRecord.Selectors) > 0 {
		if err := addFrontEndRegistrationRecord(t, main, instanceHttpKey, instanceHttpRecord, "FrontEndRegistration-i"); err != nil {
			return maskAny(err)
//.........这里部分代码省略.........
开发者ID:pulcy,项目名称:j2,代码行数:101,代码来源:frontend_registration.go


示例9: createMainDockerCmdLine

// createMainDockerCmdLine creates the `ExecStart` line for
// the main unit.
func (e *dockerEngine) createMainDockerCmdLine(t *jobs.Task, image string, env map[string]string, scalingGroup uint) (cmdline.Cmdline, error) {
	serviceName := t.ServiceName()
	cmd, err := e.createDockerCmd(env, t.Network)
	if err != nil {
		return cmd, maskAny(err)
	}
	cmd.Add(nil, "run", "--rm", fmt.Sprintf("--name %s", t.ContainerName(scalingGroup)))
	if err := e.addDockerNetworkArgs(&cmd, env, t); err != nil {
		return cmd, maskAny(err)
	}
	if len(t.Ports) > 0 {
		for _, p := range t.Ports {
			cmd.Add(env, fmt.Sprintf("-p %s", p))
		}
	} else {
		cmd.Add(env, "-P")
	}
	for i, v := range t.Volumes {
		if v.IsLocal() {
			cmd.Add(env, fmt.Sprintf("-v %s", v))
		} else if !v.IsLocal() {
			cmd.Add(env, fmt.Sprintf("--volumes-from %s", createVolumeUnitContainerName(t, i, scalingGroup)))
		}
	}
	for _, secret := range t.Secrets {
		if ok, path := secret.TargetFile(); ok {
			hostPath, err := secretFilePath(t, scalingGroup, secret)
			if err != nil {
				return cmdline.Cmdline{}, maskAny(err)
			}
			cmd.Add(env, fmt.Sprintf("-v %s:%s:ro", hostPath, path))
		}
	}
	for _, name := range t.VolumesFrom {
		other, err := t.Task(name)
		if err != nil {
			return cmdline.Cmdline{}, maskAny(err)
		}
		for i, v := range other.Volumes {
			if !v.IsLocal() {
				cmd.Add(env, fmt.Sprintf("--volumes-from %s", createVolumeUnitContainerName(other, i, scalingGroup)))
			}
		}
		cmd.Add(env, fmt.Sprintf("--volumes-from %s", other.ContainerName(scalingGroup)))
	}
	envKeys := []string{}
	for k := range t.Environment {
		envKeys = append(envKeys, k)
	}
	sort.Strings(envKeys)
	if e.options.EnvFile != "" {
		cmd.Add(env, fmt.Sprintf("--env-file=%s", e.options.EnvFile))
	}
	for _, k := range envKeys {
		cmd.Add(env, "-e "+strconv.Quote(fmt.Sprintf("%s=%s", k, t.Environment[k])))
	}
	if t.Secrets.AnyTargetEnviroment() {
		cmd.Add(env, "--env-file="+secretEnvironmentPath(t, scalingGroup))
	}
	cmd.Add(env, fmt.Sprintf("-e SERVICE_NAME=%s", serviceName)) // Support registrator
	for _, cap := range t.Capabilities {
		cmd.Add(env, "--cap-add "+cap)
	}
	tcpLinkIndex := 0
	for _, l := range t.Links {
		targetName := l.Target.PrivateDomainName()
		if l.Type.IsHTTP() {
			cmd.Add(env, "--add-host")
			cmd.Add(env, fmt.Sprintf("%s:${COREOS_PRIVATE_IPV4}", targetName))
		} else {
			linkContainerName := fmt.Sprintf("%s-pr%d", t.ContainerName(scalingGroup), tcpLinkIndex)
			cmd.Add(env, fmt.Sprintf("--link %s:%s", linkContainerName, targetName))
			tcpLinkIndex++
		}
	}
	for _, arg := range t.LogDriver.CreateDockerLogArgs(e.options) {
		cmd.Add(env, arg)
	}
	for _, arg := range t.DockerArgs {
		cmd.Add(env, arg)
	}
	if t.User != "" {
		cmd.Add(env, fmt.Sprintf("--user %s", t.User))
	}

	cmd.Add(nil, image)
	if t.Type == "proxy" {
		cmd.Add(nil, "sleep 36500d")
	}
	for _, arg := range t.Args {
		cmd.Add(env, arg)
	}

	return cmd, nil
}
开发者ID:pulcy,项目名称:j2,代码行数:97,代码来源:docker_main.go


示例10: createVolumeUnitContainerName

// createVolumeUnitContainerName creates the name of the docker container that serves a volume with given index
func createVolumeUnitContainerName(t *jobs.Task, volIndex int, scalingGroup uint) string {
	return fmt.Sprintf("%s-vl%d", t.ContainerName(scalingGroup), volIndex)
}
开发者ID:pulcy,项目名称:j2,代码行数:4,代码来源:docker.go


示例11: createSecretsExecStartPre

// createSecretsUnit creates a unit used to extract secrets from vault
func (e *dockerEngine) createSecretsExecStartPre(t *jobs.Task, containerImage string, env map[string]string, scalingGroup uint) ([]cmdline.Cmdline, error) {
	if len(t.Secrets) == 0 {
		// No secrets to extract
		return nil, nil
	}
	// Create all secret extraction commands
	jobID := t.JobID()
	if jobID == "" {
		return nil, maskAny(fmt.Errorf("job ID missing for job %s with secrets", t.JobName()))
	}

	// Prepare volume paths
	secretsRoot := secretsRootPath(t, scalingGroup)
	secretsRootVol := fmt.Sprintf("%s:%s", secretsRoot, secretsRoot)
	vaultCrtVol := "/etc/pulcy/vault.crt:/etc/pulcy/vault.crt:ro"
	clusterIdVol := "/etc/pulcy/cluster-id:/etc/pulcy/cluster-id:ro"
	machineIdVol := "/etc/machine-id:/etc/machine-id:ro"

	var cmds []cmdline.Cmdline
	cmds = append(cmds,
		*cmdline.New(nil, "/usr/bin/mkdir", "-p", secretsRoot),
		e.pullCmd(containerImage),
	)
	envPaths := []string{}
	for _, secret := range t.Secrets {
		if ok, _ := secret.TargetFile(); ok {
			targetPath, err := secretFilePath(t, scalingGroup, secret)
			if err != nil {
				return nil, maskAny(err)
			}
			var cmd cmdline.Cmdline
			cmd.Add(nil, e.dockerPath, "run", "--rm")
			//cmd.Add(env, fmt.Sprintf("--name %s-sc", t.containerName(ctx.ScalingGroup)))
			cmd.Add(env, "--net=host")
			cmd.Add(env, "-v "+secretsRootVol)
			cmd.Add(env, "-v "+vaultCrtVol)
			cmd.Add(env, "-v "+clusterIdVol)
			cmd.Add(env, "-v "+machineIdVol)
			cmd.Add(env, "--env-file /etc/pulcy/vault.env")
			/*if ctx.DockerOptions.EnvFile != "" {
				cmd.Add(env,fmt.Sprintf("--env-file=%s", ctx.DockerOptions.EnvFile))
			}*/
			for _, arg := range t.LogDriver.CreateDockerLogArgs(e.options) {
				cmd.Add(env, arg)
			}
			cmd.Add(env, containerImage)
			cmd.Add(nil, "extract", "file")
			cmd.Add(env, "--target "+targetPath)
			cmd.Add(env, "--job-id "+jobID)
			cmd.Add(env, secret.VaultPath())
			cmds = append(cmds, cmd)
		} else if ok, environmentKey := secret.TargetEnviroment(); ok {
			envPaths = append(envPaths, fmt.Sprintf("%s=%s", environmentKey, secret.VaultPath()))
		}
	}
	if len(envPaths) > 0 {
		targetPath := secretEnvironmentPath(t, scalingGroup)
		var cmd cmdline.Cmdline
		cmd.Add(nil, e.dockerPath, "run", "--rm")
		//cmd.Add(env, fmt.Sprintf("--name %s-sc", t.containerName(ctx.ScalingGroup)))
		cmd.Add(env, "--net=host")
		cmd.Add(env, "-v "+secretsRootVol)
		cmd.Add(env, "-v "+vaultCrtVol)
		cmd.Add(env, "-v "+clusterIdVol)
		cmd.Add(env, "-v "+machineIdVol)
		cmd.Add(env, "--env-file /etc/pulcy/vault.env")
		/*if ctx.DockerOptions.EnvFile != "" {
			cmd.Add(env, fmt.Sprintf("--env-file=%s", ctx.DockerOptions.EnvFile))
		}*/
		for _, arg := range t.LogDriver.CreateDockerLogArgs(e.options) {
			cmd.Add(env, arg)
		}
		cmd.Add(env, containerImage)
		cmd.Add(nil, "extract", "env")
		cmd.Add(env, "--target "+targetPath)
		cmd.Add(env, "--job-id "+jobID)
		for _, envPath := range envPaths {
			cmd.Add(env, envPath)
		}
		cmds = append(cmds, cmd)
	}

	return cmds, nil
}
开发者ID:pulcy,项目名称:j2,代码行数:85,代码来源:docker_secrets.go


示例12: secretsRootPath

// secretsRootPath returns the path of the root directory that will contain secret files for the given task.
func secretsRootPath(t *jobs.Task, scalingGroup uint) string {
	return filepath.Join(secretsPath, t.ContainerName(scalingGroup))
}
开发者ID:pulcy,项目名称:j2,代码行数:4,代码来源:docker_secrets.go


示例13: addFleetOptions

// CreateFleetAfter creates a list of unit names to add to the `After` setting of each unit of the given task.
func addFleetOptions(t *jobs.Task, fleetOptions cluster.FleetOptions, unit *sdunits.Unit) {
	jobName := t.JobName()
	unit.ExecOptions.After(excludeUnitsOfJob(jobName, fleetOptions.After)...)
	unit.ExecOptions.Want(excludeUnitsOfJob(jobName, fleetOptions.Wants)...)
	unit.ExecOptions.Require(excludeUnitsOfJob(jobName, fleetOptions.Requires)...)
}
开发者ID:pulcy,项目名称:j2,代码行数:7,代码来源:fleet.go



注:本文中的github.com/pulcy/j2/jobs.Task类示例由纯净天空整理自Github/MSDocs等源码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。


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