expectedAction := models.Codependent(
&models.RunAction{
User: "******",
Path: "/tmp/lifecycle/launcher",
Args: []string{
"app",
"the-start-command with-arguments",
"the-execution-metadata",
},
Env: []*models.EnvironmentVariable{
{Name: "foo", Value: "bar"},
{Name: "PORT", Value: "8080"},
},
ResourceLimits: &models.ResourceLimits{
Nofile: &expectedNumFiles,
},
LogSource: "APP",
},
&models.RunAction{
User: "******",
Path: "/tmp/lifecycle/diego-sshd",
Args: []string{
"-address=0.0.0.0:2222",
"-hostKey=pem-host-private-key",
"-authorizedKey=authorized-user-key",
"-inheritDaemonEnv",
"-logLevel=fatal",
},
Env: []*models.EnvironmentVariable{
{Name: "foo", Value: "bar"},
{Name: "PORT", Value: "8080"},
},
ResourceLimits: &models.ResourceLimits{
Nofile: &expectedNumFiles,
},
},
)
},
{
"run": {
"resource_limits": {},
"path": "echo",
"user": "******",
"suppress_log_output": false
}
}
]
}`,
models.WrapAction(models.Codependent(
&models.DownloadAction{
From: "web_location",
To: "local_location",
CacheKey: "elephant",
User: "******",
},
&models.RunAction{Path: "echo", User: "******", ResourceLimits: &models.ResourceLimits{}},
)),
)
Describe("Validate", func() {
var codependentAction *models.CodependentAction
Context("when the action has 'actions' as a slice of valid actions", func() {
It("is valid", func() {
codependentAction = models.Codependent(
&models.UploadAction{
From: "local_location",
To: "web_location",
func (b *BuildpackRecipeBuilder) Build(desiredApp *cc_messages.DesireAppRequestFromCC) (*models.DesiredLRP, error) {
lrpGuid := desiredApp.ProcessGuid
buildLogger := b.logger.Session("message-builder")
if desiredApp.DropletUri == "" {
buildLogger.Error("desired-app-invalid", ErrDropletSourceMissing, lager.Data{"desired-app": desiredApp})
return nil, ErrDropletSourceMissing
}
if desiredApp.DropletUri != "" && desiredApp.DockerImageUrl != "" {
buildLogger.Error("desired-app-invalid", ErrMultipleAppSources, lager.Data{"desired-app": desiredApp})
return nil, ErrMultipleAppSources
}
var lifecycle = "buildpack/" + desiredApp.Stack
lifecyclePath, ok := b.config.Lifecycles[lifecycle]
if !ok {
buildLogger.Error("unknown-lifecycle", ErrNoLifecycleDefined, lager.Data{
"lifecycle": lifecycle,
})
return nil, ErrNoLifecycleDefined
}
lifecycleURL := lifecycleDownloadURL(lifecyclePath, b.config.FileServerURL)
rootFSPath := models.PreloadedRootFS(desiredApp.Stack)
var containerEnvVars []*models.EnvironmentVariable
containerEnvVars = append(containerEnvVars, &models.EnvironmentVariable{"LANG", DefaultLANG})
numFiles := DefaultFileDescriptorLimit
if desiredApp.FileDescriptors != 0 {
numFiles = desiredApp.FileDescriptors
}
var setup []models.ActionInterface
var actions []models.ActionInterface
var monitor models.ActionInterface
cachedDependencies := []*models.CachedDependency{}
cachedDependencies = append(cachedDependencies, &models.CachedDependency{
From: lifecycleURL,
To: "/tmp/lifecycle",
CacheKey: fmt.Sprintf("%s-lifecycle", strings.Replace(lifecycle, "/", "-", 1)),
})
desiredAppPorts, err := b.ExtractExposedPorts(desiredApp)
if err != nil {
return nil, err
}
switch desiredApp.HealthCheckType {
case cc_messages.PortHealthCheckType, cc_messages.UnspecifiedHealthCheckType:
monitor = models.Timeout(getParallelAction(desiredAppPorts, "vcap"), 30*time.Second)
}
setup = append(setup, &models.DownloadAction{
From: desiredApp.DropletUri,
To: ".",
CacheKey: fmt.Sprintf("droplets-%s", lrpGuid),
User: "******",
})
actions = append(actions, &models.RunAction{
User: "******",
Path: "/tmp/lifecycle/launcher",
Args: append(
[]string{"app"},
desiredApp.StartCommand,
desiredApp.ExecutionMetadata,
),
Env: createLrpEnv(desiredApp.Environment, desiredAppPorts[0]),
LogSource: AppLogSource,
ResourceLimits: &models.ResourceLimits{
Nofile: &numFiles,
},
})
desiredAppRoutingInfo, err := helpers.CCRouteInfoToRoutes(desiredApp.RoutingInfo, desiredAppPorts)
if err != nil {
buildLogger.Error("marshaling-cc-route-info-failed", err)
return nil, err
}
if desiredApp.AllowSSH {
hostKeyPair, err := b.config.KeyFactory.NewKeyPair(1024)
if err != nil {
buildLogger.Error("new-host-key-pair-failed", err)
return nil, err
}
userKeyPair, err := b.config.KeyFactory.NewKeyPair(1024)
if err != nil {
buildLogger.Error("new-user-key-pair-failed", err)
return nil, err
}
actions = append(actions, &models.RunAction{
User: "******",
Path: "/tmp/lifecycle/diego-sshd",
Args: []string{
"-address=" + fmt.Sprintf("0.0.0.0:%d", DefaultSSHPort),
"-hostKey=" + hostKeyPair.PEMEncodedPrivateKey(),
"-authorizedKey=" + userKeyPair.AuthorizedKey(),
"-inheritDaemonEnv",
"-logLevel=fatal",
},
Env: createLrpEnv(desiredApp.Environment, desiredAppPorts[0]),
ResourceLimits: &models.ResourceLimits{
Nofile: &numFiles,
},
})
sshRoutePayload, err := json.Marshal(ssh_routes.SSHRoute{
ContainerPort: 2222,
PrivateKey: userKeyPair.PEMEncodedPrivateKey(),
HostFingerprint: hostKeyPair.Fingerprint(),
})
if err != nil {
buildLogger.Error("marshaling-ssh-route-failed", err)
return nil, err
}
sshRouteMessage := json.RawMessage(sshRoutePayload)
desiredAppRoutingInfo[ssh_routes.DIEGO_SSH] = &sshRouteMessage
desiredAppPorts = append(desiredAppPorts, DefaultSSHPort)
}
setupAction := models.Serial(setup...)
actionAction := models.Codependent(actions...)
return &models.DesiredLRP{
Privileged: true,
Domain: cc_messages.AppLRPDomain,
ProcessGuid: lrpGuid,
Instances: int32(desiredApp.NumInstances),
Routes: &desiredAppRoutingInfo,
Annotation: desiredApp.ETag,
CpuWeight: cpuWeight(desiredApp.MemoryMB),
MemoryMb: int32(desiredApp.MemoryMB),
DiskMb: int32(desiredApp.DiskMB),
Ports: desiredAppPorts,
RootFs: rootFSPath,
LogGuid: desiredApp.LogGuid,
LogSource: LRPLogSource,
MetricsGuid: desiredApp.LogGuid,
EnvironmentVariables: containerEnvVars,
CachedDependencies: cachedDependencies,
Setup: models.WrapAction(setupAction),
Action: models.WrapAction(actionAction),
Monitor: models.WrapAction(monitor),
StartTimeout: uint32(desiredApp.HealthCheckTimeoutInSeconds),
EgressRules: desiredApp.EgressRules,
LegacyDownloadUser: "******",
}, nil
}
Eventually(desiredLRPsWithoutModificationTag).Should(ContainElement(&models.DesiredLRP{
ProcessGuid: "process-guid-1",
Domain: "cf-apps",
Instances: 42,
RootFs: models.PreloadedRootFS("some-stack"),
Setup: models.WrapAction(expectedSetupActions1),
StartTimeout: 123456,
EnvironmentVariables: []*models.EnvironmentVariable{
{Name: "LANG", Value: recipebuilder.DefaultLANG},
},
Action: models.WrapAction(models.Codependent(&models.RunAction{
User: "******",
Path: "/tmp/lifecycle/launcher",
Args: []string{"app", "start-command-1", "execution-metadata-1"},
Env: []*models.EnvironmentVariable{
{Name: "env-key-1", Value: "env-value-1"},
{Name: "env-key-2", Value: "env-value-2"},
{Name: "PORT", Value: "8080"},
},
ResourceLimits: &models.ResourceLimits{Nofile: &nofile},
LogSource: recipebuilder.AppLogSource,
})),
Monitor: models.WrapAction(models.Timeout(
&models.ParallelAction{
Actions: []*models.Action{
&models.Action{
RunAction: &models.RunAction{
User: "******",
Path: "/tmp/lifecycle/healthcheck",
Args: []string{"-port=8080"},
LogSource: "HEALTH",
ResourceLimits: &models.ResourceLimits{
}
},
{
"run": {
"resource_limits": {},
"path": "echo",
"user": "******"
}
}
]
}`,
models.Codependent(
&models.DownloadAction{
From: "web_location",
To: "local_location",
CacheKey: "elephant",
User: "******",
},
&models.RunAction{Path: "echo", User: "******", ResourceLimits: &models.ResourceLimits{}},
),
)
itSerializesAndDeserializes(
`{}`,
models.WrapAction(&models.CodependentAction{}),
)
itSerializesAndDeserializes(
`{
"actions": [null]
}`,