コード例 #1
0
func (zi *ZkInstance) Delete() (bool, error) { // true if this was the last instance of app+sha+env
	var (
		last bool
		err  error
		err2 error
		list []string
	)
	// try to get the data (its ok if we can't)
	dataErr := getJson(zi.dataPath(), zi)
	err = Zk.RecursiveDelete(zi.dataPath())
	err2 = Zk.RecursiveDelete(zi.path())
	if err != nil {
		return last, err
	}
	if err2 != nil {
		return last, err2
	}
	// check if we can delete parent directories
	if list, err = ListInstances(zi.App, zi.Sha, zi.Env); err != nil {
		log.Printf("Warning: clean up fail during instance delete: %s", err)
		return last, nil // this is extra, no need to return the error if we couldn't get them
	} else if list != nil && len(list) > 0 {
		return last, nil
	}
	last = true
	Zk.RecursiveDelete(helper.GetBaseInstancePath(zi.App, zi.Sha, zi.Env))
	if dataErr != nil {
		log.Printf("Warning: could not fetch data to clean up pool: %s", err)
	}
	if list, err = ListAppEnvs(zi.App, zi.Sha); err != nil {
		log.Printf("Warning: clean up fail during instance delete: %s", err)
		return last, nil // this is extra, no need to return the error if we couldn't get them
	} else if list != nil && len(list) > 0 {
		return last, nil
	}
	Zk.RecursiveDelete(helper.GetBaseInstancePath(zi.App, zi.Sha))
	// no need to kill pools, they should have been cleaned up when we deleted the instances
	if list, err = ListShas(zi.App); err != nil {
		log.Printf("Warning: clean up fail during instance delete: %s", err)
		return last, nil // this is extra, no need to return the error if we couldn't get them
	} else if list != nil && len(list) > 0 {
		return last, nil
	}
	Zk.RecursiveDelete(helper.GetBaseInstancePath(zi.App))
	// no need to kill pools, they should have been cleaned up when we deleted the instances
	return last, nil
}
コード例 #2
0
func ListInstances(app, sha, env string) (instances []string, err error) {
	instances, _, err = Zk.VisibleChildren(helper.GetBaseInstancePath(app, sha, env))
	if err != nil {
		log.Printf("Error getting list of instances. Error: %s.", err.Error())
	}
	if instances == nil {
		log.Println("No instances found. Returning empty list.")
		instances = []string{}
	}
	return
}
コード例 #3
0
func ListAppEnvs(app, sha string) (envs []string, err error) {
	envs, _, err = Zk.VisibleChildren(helper.GetBaseInstancePath(app, sha))
	if err != nil {
		log.Printf("Error getting list of shas. Error: %s.", err.Error())
	}
	if envs == nil {
		log.Println("No shas found. Returning empty list.")
		envs = []string{}
	}
	return
}
コード例 #4
0
func ListApps() (apps []string, err error) {
	apps, _, err = Zk.VisibleChildren(helper.GetBaseInstancePath())
	if err != nil {
		log.Printf("Error getting list of apps. Error: %s.", err.Error())
	}
	if apps == nil {
		log.Println("No apps found. Returning empty list.")
		apps = []string{}
	}
	return
}
コード例 #5
0
func (s *DatamodelSuite) TestInstance(c *C) {
	Zk.RecursiveDelete(helper.GetBaseInstancePath())
	externalInst, err := CreateInstance(app, sha, env, host)
	c.Assert(err, IsNil)
	c.Assert(externalInst.ID, Not(Equals), "")
	c.Assert(externalInst.App, Equals, app)
	c.Assert(externalInst.Sha, Equals, sha)
	c.Assert(externalInst.Host, Equals, host)
	c.Assert(externalInst.SetPort(uint16(1337)), IsNil)
	otherExtInst, err := GetInstance(externalInst.ID)
	c.Assert(*otherExtInst, Equals, *externalInst)
	last, err := externalInst.Delete()
	c.Assert(last, Equals, true)
	c.Assert(err, IsNil)
}
コード例 #6
0
func CreateInstancePaths() {
	Zk.Touch(helper.GetBaseInstancePath())
	Zk.Touch(helper.GetBaseInstanceDataPath())
}
コード例 #7
0
func (s *DatamodelSuite) TestRouterExternalPool(c *C) {
	Zk.RecursiveDelete("/atlantis/router")
	Zk.RecursiveDelete("/atlantis/apps")
	Zk.RecursiveDelete(helper.GetBaseInstancePath())
	CreateRouterPaths()
	CreateAppPath()
	// fake register app
	CreateOrUpdateApp(false, false, app, "ssh://[email protected]/app", "/", "*****@*****.**")
	CreateOrUpdateApp(false, false, "app2", "ssh://[email protected]/app", "/", "*****@*****.**")
	// do tests
	instance, err := CreateInstance(app, sha, env, host+"-1")
	c.Assert(err, IsNil)
	instance.SetPort(uint16(1337))
	instance2, err := CreateInstance(app, sha, env, host+"-2")
	c.Assert(err, IsNil)
	instance2.SetPort(uint16(1338))
	c.Assert(AddToPool([]string{instance.ID, instance2.ID}), IsNil)
	theName := helper.CreatePoolName(app, sha, env)
	helper.SetRouterRoot(false)
	thePool, err := routerzk.GetPool(Zk.Conn, theName)
	c.Assert(err, IsNil)
	c.Assert(thePool.Name, Equals, theName)
	c.Assert(thePool.Config.HealthzEvery, Not(Equals), "")
	c.Assert(thePool.Config.HealthzTimeout, Not(Equals), "")
	c.Assert(thePool.Config.RequestTimeout, Not(Equals), "")
	c.Assert(thePool.Hosts, DeepEquals, map[string]config.Host{host + "-1:1337": config.Host{Address: host + "-1:1337"}, host + "-2:1338": config.Host{Address: host + "-2:1338"}})
	newInstance, err := CreateInstance("app2", "sha1", "env1", host+"-1")
	c.Assert(err, IsNil)
	newInstance.SetPort(uint16(1339))
	newInstance2, err := CreateInstance(app, sha, env, host+"-3")
	c.Assert(err, IsNil)
	newInstance2.SetPort(uint16(1340))
	c.Assert(DeleteFromPool([]string{instance2.ID}), IsNil)
	instance2.Delete()
	c.Assert(AddToPool([]string{newInstance.ID, newInstance2.ID}), IsNil)
	helper.SetRouterRoot(false)
	thePool, err = routerzk.GetPool(Zk.Conn, theName)
	c.Assert(err, IsNil)
	c.Assert(thePool.Name, Equals, theName)
	c.Assert(thePool.Config.HealthzEvery, Not(Equals), "")
	c.Assert(thePool.Config.HealthzTimeout, Not(Equals), "")
	c.Assert(thePool.Config.RequestTimeout, Not(Equals), "")
	c.Assert(thePool.Hosts, DeepEquals, map[string]config.Host{host + "-1:1337": config.Host{Address: host + "-1:1337"}, host + "-3:1340": config.Host{Address: host + "-3:1340"}})
	helper.SetRouterRoot(false)
	thePool2, err := routerzk.GetPool(Zk.Conn, helper.CreatePoolName("app2", "sha1", "env1"))
	c.Assert(err, IsNil)
	c.Assert(thePool2.Name, Equals, helper.CreatePoolName("app2", "sha1", "env1"))
	c.Assert(thePool2.Config.HealthzEvery, Not(Equals), "")
	c.Assert(thePool2.Config.HealthzTimeout, Not(Equals), "")
	c.Assert(thePool2.Config.RequestTimeout, Not(Equals), "")
	c.Assert(thePool2.Hosts, DeepEquals, map[string]config.Host{host + "-1:1339": config.Host{Address: host + "-1:1339"}})
	helper.SetRouterRoot(false)
	pools, err := routerzk.ListPools(Zk.Conn)
	c.Assert(err, IsNil)
	sort.Strings(pools)
	c.Assert(pools, DeepEquals, []string{thePool2.Name, thePool.Name})
	c.Assert(DeleteFromPool([]string{instance.ID, newInstance.ID, newInstance2.ID}), IsNil)
	instance.Delete()
	newInstance.Delete()
	newInstance2.Delete()
	helper.SetRouterRoot(false)
	thePool, err = routerzk.GetPool(Zk.Conn, theName)
	c.Assert(err, Not(IsNil))
}
コード例 #8
0
func (s *DatamodelSuite) TestInstanceListers(c *C) {
	Zk.RecursiveDelete(helper.GetBaseInstancePath())
	apps := []string{"app1", "app2", "app3"}
	appsMap := map[string][]string{}
	appsMap["app1"] = []string{"app1sha1", "app1sha2", "app1sha3"}
	appsMap["app2"] = []string{"app2sha1"}
	appsMap["app3"] = []string{"app3sha1"}
	shas := map[string]map[string][]string{}
	shas["app1sha1"] = map[string][]string{"env1": []string{"", ""}}
	shas["app1sha2"] = map[string][]string{"env2": []string{""}}
	shas["app1sha3"] = map[string][]string{"env1": []string{"", "", ""}, "env2": []string{""}}
	shas["app2sha1"] = map[string][]string{"env2": []string{""}}
	shas["app3sha1"] = map[string][]string{"env3": []string{""}}
	envs := map[string][]string{}
	envs["app1sha1"] = []string{"env1"}
	envs["app1sha2"] = []string{"env2"}
	envs["app1sha3"] = []string{"env1", "env2"}
	envs["app2sha1"] = []string{"env2"}
	envs["app3sha1"] = []string{"env3"}
	instances := []*ZkInstance{}
	for _, app := range apps {
		for _, sha := range appsMap[app] {
			for env, hosts := range shas[sha] {
				for i, _ := range hosts {
					inst, err := CreateInstance(app, sha, env, fmt.Sprintf("%s-%d", host, i))
					c.Assert(err, IsNil)
					shas[sha][env][i] = inst.ID
					instances = append(instances, inst)
				}
				sort.Strings(shas[sha][env])
			}
		}
	}

	getApps, err := ListApps()
	c.Assert(err, IsNil)
	sort.Strings(getApps)
	c.Assert(getApps, DeepEquals, apps)
	for _, app := range getApps {
		getShas, err := ListShas(app)
		c.Assert(err, IsNil)
		sort.Strings(getShas)
		c.Assert(getShas, DeepEquals, appsMap[app])
		for _, sha := range getShas {
			getEnvs, err := ListAppEnvs(app, sha)
			c.Assert(err, IsNil)
			sort.Strings(getEnvs)
			c.Assert(getEnvs, DeepEquals, envs[sha])
			for _, env := range getEnvs {
				getInsts, err := ListInstances(app, sha, env)
				c.Assert(err, IsNil)
				sort.Strings(getInsts)
				c.Assert(getInsts, DeepEquals, shas[sha][env])
			}
		}
	}

	for _, inst := range instances {
		_, err = inst.Delete()
		c.Assert(err, IsNil)
	}

	getApps, err = ListApps()
	c.Assert(err, IsNil)
	sort.Strings(getApps)
	c.Assert(getApps, DeepEquals, []string{})
}
コード例 #9
0
func (zi *ZkInstance) path() string {
	return helper.GetBaseInstancePath(zi.App, zi.Sha, zi.Env, zi.ID)
}