types

package
v0.1.1 Latest Latest
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 Go to latest Published: Aug 27, 2026 License: MIT Imports: 14 Imported by: 39

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Index

Constants

View Source 
const (
	Etcd  = "etcd"
	Redis = "redis"
)

Variables

View Source 
var (
	ErrInsufficientCapacity  = errors.New("cannot alloc a plan, not enough nodes capacity")
	ErrInsufficientResource  = errors.New("cannot alloc a plan, not enough resource")
	ErrAlreadyFilled         = errors.New("cannot alloc a fill node plan, each node has enough workloads")
	ErrInvaildDeployStrategy = errors.New("deploy strategy not supported yet")

	ErrNodeExists = errors.New("node already exists")

	ErrInvaildNodeEndpoint  = errors.New("invalid node endpoint")
	ErrNodeNotEmpty         = errors.New("node not empty, still has workloads associated")
	ErrNodeNotExists        = errors.New("node not exists")
	ErrInvaildNodeStatusTTL = errors.New("invalid TTL for node status, should be > 0")
	ErrInvaildNodeFilter    = errors.New("node filter widens the configured selection")

	ErrLockKeyInvaild  = errors.New("lock key is invalid")
	ErrLockSessionDone = errors.New("lock session done")

	ErrInvaildEruIPAddress = errors.New("invalid eru address")

	ErrInvaildSCMType          = errors.New("scm type not supported yet")
	ErrDownloadArtifactsFailed = errors.New("download artifacts failed")

	ErrInvaildIPWithPort    = errors.New("invalid IP with port")
	ErrAllConnectionsFailed = errors.New("all connections failed")

	ErrInvaildMemory         = errors.New("invalid memory value")
	ErrNilEngine             = errors.New("engine is nil")
	ErrNoImage               = errors.New("no image")
	ErrInvaildEngineEndpoint = errors.New("unsupported engine endpoint")
	ErrEngineNotImplemented  = errors.New("not implemented")
	ErrInvalidEngineArgs     = errors.New("invalid engine args")

	ErrInvaildWorkloadStatus = errors.New("status has no appname / entrypoint / nodename")
	ErrInvaildWorkloadMeta   = errors.New("invalid workload meta")
	ErrInvaildWorkloadOps    = errors.New("invalid workload ops")
	ErrInvalidWorkloadName   = errors.New("invalid workload name")
	ErrWorkloadIgnored       = errors.New("ignore this workload")
	ErrWorkloadNotExists     = errors.New("workload not exists")

	ErrPodHasNodes = errors.New("pod has nodes")
	ErrPodNoNodes  = errors.New("pod has no nodes")
	ErrPodNotFound = errors.New("pod not found")

	ErrInvaildGRPCRequestMeta = errors.New("invalid grpc request meta")
	ErrInvaildGRPCPassword    = errors.New("invalid grpc password")
	ErrInvaildGRPCUsername    = errors.New("invalid grpc username")

	ErrNoBuildsInSpec              = errors.New("no builds in spec")
	ErrNoBuildSpec                 = errors.New("no build spec")
	ErrNoEntryInSpec               = errors.New("no entry in spec")
	ErrNoDeployOpts                = errors.New("no deploy options")
	ErrNoWorkloadIDs               = errors.New("no workload IDs given")
	ErrNoSCMSetting                = errors.New("scm not set")
	ErrRunAndWaitCountOneWithStdin = errors.New("count must be 1 if OpenStdin is true")
	ErrInvaildControlType          = errors.New("unknown control type")
	ErrInvaildBuildType            = errors.New("unknown build type")
	ErrInvalidGitURL               = errors.New("invalid git url format")
	ErrInvalidVolumeBind           = errors.New("invalid volume bind value")
	ErrEmptyNodeName               = errors.New("node name is empty")
	ErrEmptyNodeMap                = errors.New("node map is empty")
	ErrEmptyAppName                = errors.New("app name is empty")
	ErrEmptyPodName                = errors.New("pod name is empty")
	ErrEmptyImage                  = errors.New("image is empty")
	ErrEmptyCount                  = errors.New("count is 0")
	ErrEmptyWorkloadID             = errors.New("workload ID is empty")
	ErrEmptyEntrypointName         = errors.New("entrypoint name is empty")
	ErrUnderlineInEntrypointName   = errors.New("entrypoint name has '_' character")
	ErrEmptyRawEngineOp            = errors.New("raw engine op is empty")

	ErrKeyNotExists = errors.New("key not exists")
	ErrKeyExists    = errors.New("key exists")
	ErrNoOps        = errors.New("no txn ops")
	ErrInvaildCount = errors.New("bad `Count` value, entity count invalid")

	ErrInvaildWALEventType = errors.New("invalid WAL event type")
	ErrInvalidWALDataType  = errors.New("invalid WAL data type")

	ErrInvaildDeployCount    = errors.New("invalid deploy count")
	ErrRollbackMapIsNotEmpty = errors.New("rollback map is not empty")
	ErrGetMostIdleNodeFailed = errors.New("get most idle node failed")

	ErrMessageChanClosed = errors.New("message chan closed")

	ErrNoFilesToSend = errors.New("no files to send")
	ErrNoFilesToCopy = errors.New("no files to copy")
	ErrEmptyFileDst  = errors.New("empty file destination")

	ErrMockError = errors.New("mock error")

	ErrMetricsTypeNotSupport = errors.New("metrics type not support")

	ErrConfigInvaild = errors.New("config invalid")
)

Functions

This section is empty.

Types

type AddNodeOptions 

type AddNodeOptions struct {
	Nodename  string
	Endpoint  string
	Podname   string
	Labels    map[string]string
	Resources resourcetypes.Resources
	Test      bool
}

func (*AddNodeOptions) Validate 

func (o *AddNodeOptions) Validate() error

type AttachWorkloadMessage 

type AttachWorkloadMessage struct {
	WorkloadID string
	Data       []byte
	StdStreamType
}

AttachWorkloadMessage carries RunAndWait output.

type AuthConfig 

type AuthConfig struct {
	Username string `yaml:"username,omitempty" json:"username,omitempty"`
	Password string `yaml:"password,omitempty" json:"password,omitempty"`
}

AuthConfig holds registry credentials, also reused for grpc basic auth.

type Build 

type Build = enginetypes.Build

type BuildConfig added in v0.1.1 

type BuildConfig struct {
	NodeFilter NodeFilter `yaml:"node_filter"`
}

BuildConfig selects the nodes allowed to run in-cluster image builds.

type BuildImageMessage 

type BuildImageMessage struct {
	ID          string      `json:"id,omitempty"`
	Status      string      `json:"status,omitempty"`
	Progress    string      `json:"progress,omitempty"`
	Error       string      `json:"error,omitempty"`
	Stream      string      `json:"stream,omitempty"`
	ErrorDetail errorDetail `json:"errorDetail,omitzero"`
}

type BuildMethod 

type BuildMethod int
const (
	// BuildFromSCM stays the zero value for wire compatibility.
	BuildFromSCM BuildMethod = iota
	BuildFromUnknown
	BuildFromRaw
	BuildFromExist
)

type BuildOptions 

type BuildOptions struct {
	Name string
	User string
	UID  int
	Tags []string
	BuildMethod
	*Builds
	Tar      io.Reader
	ExistID  string
	Platform string
	// NodeFilter narrows the configured build node selection; it can never widen it.
	NodeFilter *NodeFilter
}

type Builds 

type Builds = enginetypes.Builds

type CacheImageMessage 

type CacheImageMessage struct {
	Image    string
	Success  bool
	Nodename string
	Message  string
}

type CapacityMessage 

type CapacityMessage struct {
	Total          int
	NodeCapacities map[string]int
}

CapacityMessage carries CalculateCapacity output.

type CocoonConfig added in v0.1.1 

type CocoonConfig struct {
	Binary       string `yaml:"binary" default:"cocoon"`               // the cocoon command on the node; a sudo wrapper works
	Root         string `yaml:"root" default:"/var/lib/eru/cocoon"`    // durable copies of the workload records
	RunDir       string `yaml:"run_dir" default:"/var/lib/cocoon/run"` // cocoon's run_dir, where the guest consoles live
	CgroupParent string `yaml:"cgroup_parent" default:"cocoon.slice"`
}

CocoonConfig is the node-side layout the cocoon engine drives over SSH.

type Config 

type Config struct {
	Bind                string        `yaml:"bind" required:"true" default:"5001"`
	LockTimeout         time.Duration `yaml:"lock_timeout" required:"true" default:"30s"`
	GlobalTimeout       time.Duration `yaml:"global_timeout" required:"true" default:"300s"` // timeout for remove, run_and_wait and build
	ConnectionTimeout   time.Duration `yaml:"connection_timeout" required:"true" default:"10s"`
	HAKeepaliveInterval time.Duration `yaml:"ha_keepalive_interval" required:"true" default:"16s"` // interval for node status watcher
	Statsd              string        `yaml:"statsd"`                                              // statsd host:port
	Profile             string        `yaml:"profile"`                                             // profile ip:port
	MaxConcurrency      int           `yaml:"max_concurrency" default:"100000"`                    // max concurrent calls to one runtime
	Store               string        `yaml:"store" default:"etcd"`
	SentryDSN           string        `yaml:"sentry_dsn"`
	ProbeTarget         string        `yaml:"probe_target" required:"false" default:"8.8.8.8:80"` // for getting outbound address

	Auth           AuthConfig           `yaml:"auth"` // grpc auth
	GRPCConfig     GRPCConfig           `yaml:"grpc"`
	Git            GitConfig            `yaml:"git"`
	SSH            SSHConfig            `yaml:"ssh"`
	Etcd           EtcdConfig           `yaml:"etcd"`
	Redis          RedisConfig          `yaml:"redis"`
	Registry       RegistryConfig       `yaml:"registry"`
	Build          BuildConfig          `yaml:"build"`
	Containerd     ContainerdConfig     `yaml:"containerd"`
	Process        ProcessConfig        `yaml:"process"`
	Cocoon         CocoonConfig         `yaml:"cocoon"`
	Scheduler      SchedulerConfig      `yaml:"scheduler"`
	ResourcePlugin ResourcePluginConfig `yaml:"resource_plugin"`
	Log            ServerLogConfig      `yaml:"log"`
}

func (Config) Identifier 

func (c Config) Identifier() (string, error)

Identifier returns a sha256 over the fields that identify the backing store.

type ContainerdConfig added in v0.1.1 

type ContainerdConfig struct {
	Socket      string        `yaml:"socket" default:"/run/containerd/containerd.sock"`
	Namespace   string        `yaml:"namespace" default:"eru"`
	BuildKit    string        `yaml:"buildkit" default:"/run/buildkit/buildkitd.sock"` // a tcp:// address is dialed directly
	StopTimeout time.Duration `yaml:"stop_timeout" default:"10s"`                      // grace period before the task is killed
}

ContainerdConfig is the node-side layout the containerd engine reaches over SSH.

type ContextValueKey 

type ContextValueKey int
const TracingID ContextValueKey = iota

type ControlWorkloadMessage 

type ControlWorkloadMessage struct {
	WorkloadID string
	Error      error
	Hook       []*bytes.Buffer
}

type CopyMessage 

type CopyMessage struct {
	ID        string `json:"id,omitempty"`
	Path      string `json:"path,omitempty"`
	Error     error  `json:"error,omitempty"`
	LinuxFile `json:"-"`
}

type CopyOptions 

type CopyOptions struct {
	Targets map[string][]string
}

func (*CopyOptions) Validate 

func (o *CopyOptions) Validate() error

type CreateWorkloadMessage 

type CreateWorkloadMessage struct {
	EngineParams resourcetypes.Resources
	Resources    resourcetypes.Resources
	Podname      string
	Nodename     string
	WorkloadID   string
	WorkloadName string
	Error        error
	Publish      map[string][]string
	Hook         []*bytes.Buffer
}

type DeployOptions 

type DeployOptions struct {
	Resources      resourcetypes.Resources
	Name           string
	Entrypoint     *Entrypoint
	Podname        string
	NodeFilter     *NodeFilter
	Image          string
	Count          int
	Env            []string
	DNS            []string
	ExtraHosts     []string
	Networks       map[string]string // network name to specified IP
	User           string
	Debug          bool // use syslog as log driver
	OpenStdin      bool
	Labels         map[string]string
	DeployStrategy string
	Files          []LinuxFile
	NodesLimit     int
	ProcessIdent   string
	IgnoreHook     bool
	AfterCreate    []string
	RawArgs        RawArgs
	Lambda         bool
	IgnorePull     bool
}

func (DeployOptions) GetProcessing 

func (o DeployOptions) GetProcessing(nodename string) *Processing

func (*DeployOptions) Validate 

func (o *DeployOptions) Validate() error

type DissociateWorkloadMessage 

type DissociateWorkloadMessage struct {
	WorkloadID string
	Error      error
}

type Entrypoint 

type Entrypoint struct {
	Name        string            `yaml:"name,omitempty"`
	Commands    []string          `yaml:"commands,omitempty"`
	Privileged  bool              `yaml:"privileged,omitempty"`
	Dir         string            `yaml:"dir,omitempty"`
	Publish     []string          `yaml:"publish,omitempty,flow"`
	HealthCheck *HealthCheck      `yaml:"healthcheck,omitempty,flow"`
	Hook        *Hook             `yaml:"hook,omitempty,flow"`
	Restart     string            `yaml:"restart,omitempty"`
	Sysctls     map[string]string `yaml:"sysctls,omitempty,flow"`
}

func (*Entrypoint) Validate 

func (e *Entrypoint) Validate() error

type EtcdConfig 

type EtcdConfig struct {
	Machines   []string   `yaml:"machines" required:"true"`
	Prefix     string     `yaml:"prefix" required:"true" default:"/eru"` // key prefix for core data
	LockPrefix string     `yaml:"lock_prefix" required:"true" default:"__lock__/eru"`
	Ca         string     `yaml:"ca"`
	Key        string     `yaml:"key"`
	Cert       string     `yaml:"cert"`
	Auth       AuthConfig `yaml:"auth"`
}

type ExecuteWorkloadOptions 

type ExecuteWorkloadOptions struct {
	WorkloadID string
	Commands   []string
	Envs       []string
	Workdir    string
	OpenStdin  bool
	ReplCmd    []byte
}

type GRPCConfig 

type GRPCConfig struct {
	MaxConcurrentStreams         uint32        `yaml:"max_concurrent_streams,omitempty" json:"max_concurrent_streams,omitempty" required:"true" default:"100"`
	MaxRecvMsgSize               int           `yaml:"max_recv_msg_size,omitempty" json:"max_recv_msg_size,omitempty" required:"true" default:"20971520"`
	ServiceDiscoveryPushInterval time.Duration `yaml:"service_discovery_interval" required:"true" default:"15s"`
	ServiceHeartbeatInterval     time.Duration `yaml:"service_heartbeat_interval" required:"true" default:"15s"`
}

type GitConfig 

type GitConfig struct {
	SCMType      string        `yaml:"scm_type"`    // source code manager type [gitlab/github]
	PrivateKey   string        `yaml:"private_key"` // private key to clone code
	Token        string        `yaml:"token"`       // token to call SCM API
	CloneTimeout time.Duration `yaml:"clone_timeout" default:"300s"`
}

type HealthCheck 

type HealthCheck struct {
	TCPPorts []string `yaml:"tcp_ports,omitempty,flow"`
	HTTPPort string   `yaml:"http_port"`
	HTTPURL  string   `yaml:"url,omitempty"`
	HTTPCode int      `yaml:"code,omitempty"`
}

type Hook 

type Hook struct {
	AfterStart    []string `yaml:"after_start,omitempty"`
	BeforeStop    []string `yaml:"before_stop,omitempty"`
	AfterResume   []string `yaml:"after_resume,omitempty"`
	BeforeSuspend []string `yaml:"before_suspend,omitempty"`
	Force         bool     `yaml:"force,omitempty"`
}

type Image 

type Image struct {
	ID   string
	Tags []string
}

type ImageOptions 

type ImageOptions struct {
	Podname   string
	Nodenames []string
	Images    []string
	Prune     bool
	Filter    string
}

ImageOptions carries image op options; Prune applies to remove only.

func (*ImageOptions) Validate 

func (o *ImageOptions) Validate() error

type LabelMeta 

type LabelMeta struct {
	Publish     []string
	HealthCheck *HealthCheck
}

type LinuxFile 

type LinuxFile struct {
	Content  []byte
	Filename string
	UID      int
	GID      int
	Mode     int64
}

func (LinuxFile) Clone 

func (f LinuxFile) Clone() LinuxFile

Clone deep-copies Content.

func (LinuxFile) LitterDump 

func (f LinuxFile) LitterDump(w io.Writer)

LitterDump renders the file for litter.Sdump.

func (LinuxFile) String 

func (f LinuxFile) String() string

type ListImageMessage 

type ListImageMessage struct {
	Images   []*Image
	Nodename string
	Error    error
}

type ListNodesOptions 

type ListNodesOptions struct {
	Podname  string
	Labels   map[string]string
	All      bool
	CallInfo bool
}

type ListWorkloadsOptions 

type ListWorkloadsOptions struct {
	Appname    string
	Entrypoint string
	Nodename   string
	Limit      int64
	Labels     map[string]string
}

type LogStreamMessage 

type LogStreamMessage struct {
	ID    string
	Error error
	Data  []byte
	StdStreamType
}

type LogStreamOptions 

type LogStreamOptions struct {
	ID     string
	Tail   string
	Since  string
	Until  string
	Follow bool
}

type Node 

type Node struct {
	NodeMeta
	// Bypass excludes the node from future scheduling.
	Bypass bool `json:"bypass,omitempty"`
	// Test skips the node health check.
	Test bool `json:"test,omitempty"`

	ResourceInfo NodeResourceInfo `json:"-"`
	NodeInfo     string           `json:"-"`
	Available    bool             `json:"-"`
	Engine       engine.API       `json:"-"`
}

func (*Node) Info 

func (n *Node) Info(ctx context.Context) (err error)

func (*Node) IsDown 

func (n *Node) IsDown() bool

type NodeFilter 

type NodeFilter struct {
	Podname  string            `yaml:"podname"`
	Includes []string          `yaml:"includes"`
	Excludes []string          `yaml:"excludes"`
	Labels   map[string]string `yaml:"labels"`
	All      bool              `yaml:"all"`
}

NodeFilter selects nodes in a pod by Includes, then drops Excludes.

func (NodeFilter) Narrow added in v0.1.1 

func (f NodeFilter) Narrow(other *NodeFilter) (*NodeFilter, error)

Narrow intersects other into f on pod, names and labels; other may only shrink the selection.

type NodeMeta 

type NodeMeta struct {
	Name     string            `json:"name"`
	Endpoint string            `json:"endpoint"`
	Podname  string            `json:"podname"`
	Labels   map[string]string `json:"labels"`
}

type NodeResourceInfo 

type NodeResourceInfo struct {
	Name      string                  `json:"-"`
	Capacity  resourcetypes.Resources `json:"capacity,omitempty"`
	Usage     resourcetypes.Resources `json:"usage,omitempty"`
	Diffs     []string                `json:"diffs,omitempty"`
	Workloads []*Workload             `json:"-"`
}

type NodeStatus 

type NodeStatus struct {
	Nodename string
	Podname  string
	Alive    bool
	Error    error
}

NodeStatus carries one node status stream event.

type Pod 

type Pod struct {
	Name string `json:"name"`
	Desc string `json:"desc"`
}

type ProcessConfig added in v0.1.1 

type ProcessConfig struct {
	Root        string        `yaml:"root" default:"/var/lib/eru/process"`
	StopTimeout time.Duration `yaml:"stop_timeout" default:"10s"` // grace period before systemd kills the unit
}

ProcessConfig is the node-side layout the process engine writes into.

type Processing 

type Processing struct {
	Appname   string
	Entryname string
	Nodename  string
	Ident     string
}

Processing tracks the unfinished workload count for one deploy.

type RawArgs 

type RawArgs []byte

func (RawArgs) LitterDump 

func (r RawArgs) LitterDump(w io.Writer)

LitterDump renders the raw args for litter.Sdump.

func (RawArgs) String 

func (r RawArgs) String() string

type RawEngineMessage 

type RawEngineMessage struct {
	ID   string `json:"id,omitempty"`
	Data []byte `json:"data,omitempty"`
}

type RawEngineOptions 

type RawEngineOptions struct {
	ID         string
	Op         string
	Params     []byte
	IgnoreLock bool
}

func (*RawEngineOptions) Validate 

func (o *RawEngineOptions) Validate() error

type ReallocOptions 

type ReallocOptions struct {
	ID        string
	Resources resourcetypes.Resources
}

type RedisConfig 

type RedisConfig struct {
	Addr       string `yaml:"addr" default:"localhost:6379"`
	LockPrefix string `yaml:"lock_prefix" default:"/lock"`
	DB         int    `yaml:"db" default:"0"`
}

type RegistryConfig added in v0.1.1 

type RegistryConfig struct {
	Hub       string                `yaml:"hub"`
	Namespace string                `yaml:"namespace"`  // image path becomes $Hub/$Namespace/$appname
	Auths     map[string]AuthConfig `yaml:"auths"`      // keyed by registry host
	PlainHTTP []string              `yaml:"plain_http"` // registry hosts served without TLS
}

RegistryConfig is the registry every engine pulls from and pushes built images to.

func (RegistryConfig) BuildRefs added in v0.1.1 

func (c RegistryConfig) BuildRefs(appname string, tags []string) []string

func (RegistryConfig) ImageTag added in v0.1.1 

func (c RegistryConfig) ImageTag(appname, tag string) string

ImageTag renders the registry reference an app's built image is pushed under.

type RemoveImageMessage 

type RemoveImageMessage struct {
	Image    string
	Success  bool
	Messages []string
}

type RemoveWorkloadMessage 

type RemoveWorkloadMessage struct {
	WorkloadID string
	Success    bool
	Hook       []*bytes.Buffer
}

type ReplaceOptions 

type ReplaceOptions struct {
	DeployOptions
	NetworkInherit bool
	FilterLabels   map[string]string
	Copy           map[string]string
	IDs            []string
}

func (*ReplaceOptions) Normalize 

func (o *ReplaceOptions) Normalize()

Normalize defaults Count to 1.

func (*ReplaceOptions) Validate 

func (o *ReplaceOptions) Validate() error

Validate skips Image; pullImage in cluster/calcium checks it.

type ReplaceWorkloadMessage 

type ReplaceWorkloadMessage struct {
	Create *CreateWorkloadMessage
	Remove *RemoveWorkloadMessage
	Error  error
}

type ResourcePluginConfig 

type ResourcePluginConfig struct {
	Dir         string        `yaml:"dir" default:""`
	CallTimeout time.Duration `yaml:"call_timeout" default:"30s"`
	Whitelist   []string      `yaml:"whitelist"`
}

type SSHConfig added in v0.1.1 

type SSHConfig struct {
	PrivateKey string `yaml:"private_key"` // file path
	User       string `yaml:"user" default:"root"`
	KnownHosts string `yaml:"known_hosts"` // file path; empty accepts any host key
}

SSHConfig is core's key pair for the nodes it drives over SSH.

type SchedulerConfig 

type SchedulerConfig struct {
	MaxShare       int `yaml:"maxshare" required:"true" default:"-1"`
	ShareBase      int `yaml:"sharebase" required:"true" default:"100"` // how many pieces for one core
	MaxDeployCount int `yaml:"max_deploy_count" default:"10000"`
}

type SendLargeFileOptions 

type SendLargeFileOptions struct {
	IDs   []string
	Dst   string
	Size  int64
	Mode  int64
	UID   int
	GID   int
	Chunk []byte
}

SendLargeFileOptions carries one chunk of a SendLargeFile stream.

func (*SendLargeFileOptions) Validate 

func (o *SendLargeFileOptions) Validate() error

type SendMessage 

type SendMessage struct {
	ID    string `json:"id,omitempty"`
	Path  string `json:"path,omitempty"`
	Error error  `json:"error,omitempty"`
}

type SendOptions 

type SendOptions struct {
	IDs   []string
	Files []LinuxFile
}

func (*SendOptions) Validate 

func (o *SendOptions) Validate() error

type ServerLogConfig 

type ServerLogConfig struct {
	Level      string `yaml:"level" default:"info"`
	UseJSON    bool   `yaml:"use_json"`
	Filename   string `yaml:"filename"`
	MaxSize    int    `yaml:"maxsize" default:"500"`
	MaxAge     int    `yaml:"max_age" default:"28"`
	MaxBackups int    `yaml:"max_backups" default:"3"`
}

type ServiceStatus 

type ServiceStatus struct {
	Addresses []string
	Interval  time.Duration // deadline for the next expected push
}

type SetNodeOptions 

type SetNodeOptions struct {
	Nodename      string
	Endpoint      string
	WorkloadsDown bool
	Resources     resourcetypes.Resources
	Delta         bool
	Labels        map[string]string
	Bypass        TriOptions
}

func (*SetNodeOptions) Validate 

func (o *SetNodeOptions) Validate() error

type StatusMeta 

type StatusMeta struct {
	ID string `json:"id"`

	Networks  map[string]string `json:"networks,omitempty"`
	Running   bool              `json:"running,omitempty"`
	Healthy   bool              `json:"healthy,omitempty"`
	Extension []byte            `json:"extension,omitempty"`

	// set only when writing workload status
	Appname    string `json:"-"`
	Nodename   string `json:"-"`
	Entrypoint string `json:"-"`
}

type StdStreamMessage 

type StdStreamMessage struct {
	Data []byte
	StdStreamType
}

type StdStreamType 

type StdStreamType int
const (
	// EruError carries an eru error, not user program output.
	EruError StdStreamType = -1
	Stdout   StdStreamType = 0
	Stderr   StdStreamType = 1
	// TypeWorkloadID carries the workload ID, not stream data.
	TypeWorkloadID StdStreamType = 6
)

type TriOptions 

type TriOptions int
const (
	TriKeep TriOptions = iota
	TriTrue
	TriFalse

	SendLargeFileChunkSize = 2 << 10
)

type Workload 

type Workload struct {
	Resources    resourcetypes.Resources `json:"resources"`
	EngineParams resourcetypes.Resources `json:"engine_params"`
	ID           string                  `json:"id"`
	Name         string                  `json:"name"`
	Podname      string                  `json:"podname"`
	Nodename     string                  `json:"nodename"`
	Hook         *Hook                   `json:"hook"`
	Privileged   bool                    `json:"privileged"`
	User         string                  `json:"user"`
	Env          []string                `json:"env"`
	Image        string                  `json:"image"`
	Labels       map[string]string       `json:"labels"`
	CreateTime   int64                   `json:"create_time"`
	StatusMeta   *StatusMeta             `json:"-"`
	Engine       engine.API              `json:"-"`
}

Workload is the stored pod/node relation; use Inspect for live state.

func (*Workload) Inspect 

func (w *Workload) Inspect(ctx context.Context) (*enginetypes.VirtualizationInfo, error)

func (*Workload) RawEngine 

func (w *Workload) RawEngine(ctx context.Context, opts *RawEngineOptions) (ans *RawEngineMessage, err error)

func (*Workload) Remove 

func (w *Workload) Remove(ctx context.Context, force bool) (err error)

func (*Workload) Resume 

func (w *Workload) Resume(ctx context.Context) error

func (*Workload) Start 

func (w *Workload) Start(ctx context.Context) error

func (*Workload) Stop 

func (w *Workload) Stop(ctx context.Context, force bool) error

func (*Workload) Suspend 

func (w *Workload) Suspend(ctx context.Context) error

type WorkloadStatus 

type WorkloadStatus struct {
	ID       string
	Workload *Workload
	Error    error
	Delete   bool
}

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