client

package
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Published: Jan 29, 2016 License: Apache-2.0 Imports: 21 Imported by: 0

README

Go snap client

Go bindings for snap's REST API

Documentation

Index

Constants

View Source
const (
	ContentTypeJSON contentType = iota
	ContentTypeBinary
)

Variables

View Source
var (
	CompressUpload = true

	ErrUnknown     = errors.New("Unknown error calling API")
	ErrNilResponse = errors.New("Nil response from JSON unmarshalling")
	ErrDirNotFile  = errors.New("Provided plugin path is a directory not file")
)
View Source
var (
	// The default response error.
	ErrAPIResponseMetaType = errors.New("Received an invalid API response (META/TYPE)")
)

Functions

This section is empty.

Types

type AddAgreementResult

type AddAgreementResult struct {
	*rbody.TribeAddAgreement
	Err error
}

AddAgreementResult is the response from snap/client on a AddAgreement call.

type AvailablePlugin

type AvailablePlugin struct {
	*rbody.AvailablePlugin
}

The wrapper for AvailablePlugin struct defined inside rbody package.

type Client

type Client struct {
	// URL specifies HTTP API request uniform resource locator.
	URL string
	// Version specifies the version of a HTTP client.
	Version string
	// contains filtered or unexported fields
}

func New

func New(url, ver string, insecure bool) *Client

New returns a pointer to a snap api client if ver is an empty string, v1 is used by default

func (*Client) AddAgreement

func (c *Client) AddAgreement(name string) *AddAgreementResult

AddAgreement adds a tribe agreement giving an agreement name into tribe agreement list through an HTTP POST call. A map of tribe agreements with the newly added named agreement returns if it succeeds. Otherwise, an error is returned. Note that the newly added agreement has no effect unless members join the agreement.

func (*Client) CreateTask

func (c *Client) CreateTask(s *Schedule, wf *wmap.WorkflowMap, name string, deadline string, startTask bool) *CreateTaskResult

CreateTask creates a task given the schedule, workflow, task name, and task state. If the startTask flag is true, the newly created task is started after the creation. Otherwise, it's in the Stopped state. CreateTask is accomplished through a POST HTTP JSON request. A ScheduledTask is returned if it succeeds, otherwise an error is returned.

func (*Client) DeleteAgreement

func (c *Client) DeleteAgreement(name string) *DeleteAgreementResult

DeleteAgreement removes a tribe agreement giving an agreement name from the tribe agreement list through an HTTP DELETE call. A map of tribe agreements with the specified agreement removed returns if it succeeds. Otherwise, an error is returned. Note deleting an agreement removes the agreement from the tribe entirely for all the members of the agreement.

func (*Client) DeletePluginConfig

func (c *Client) DeletePluginConfig(pluginType, name, version string, key string) *DeletePluginConfigResult

DeletePluginConfig removes the plugin config item given the plugin type, name and version.

func (*Client) EnableTask

func (c *Client) EnableTask(id string) *EnableTaskResult

EnableTask enables a disabled task given a task id. The request is an HTTP PUT call. The enabled task id returns if it succeeds. Otherwise, an error is returned.

func (*Client) FetchMetrics

func (c *Client) FetchMetrics(ns string, ver int) *GetMetricsResult

FetchMetrics retrieves the metric catalog given metric namespace and version through an HTTP GET request. It returns the corresponding metric catalog if succeeded. Otherwise, an error is returned.

func (*Client) GetAgreement

func (c *Client) GetAgreement(name string) *GetAgreementResult

GetAgreement retrieves a tribe agreement given an agreement name through an HTTP GET call. A tribe agreement returns if it succeeded. Otherwise, an error is returned.

func (*Client) GetMember

func (c *Client) GetMember(name string) *GetMemberResult

GetMember retrieves the tribe member given a member name. The request is an HTTP GET call. The corresponding tribe member object returns if it succeeds. Otherwise, an error is returned.

func (*Client) GetMetric

func (c *Client) GetMetric(ns string, ver int) *GetMetricResult

GetMetric retrieves a metric at a given namespace and version. If the version is < 1, the latest version is returned.

func (*Client) GetMetricCatalog

func (c *Client) GetMetricCatalog() *GetMetricsResult

GetMetricCatalog retrieves the metric catalog from a snap/client by issuing an HTTP GET request. A slice of metric catalogs returns if succeeded. Otherwise an error is returned.

func (*Client) GetMetricVersions

func (c *Client) GetMetricVersions(ns string) *GetMetricsResult

GetMetricVersions retrieves all versions of a metric at a given namespace.

func (*Client) GetPluginConfig

func (c *Client) GetPluginConfig(pluginType, name, version string) *GetPluginConfigResult

GetPluginConfig retrieves the merged plugin config given the type of plugin, name and version. If plugin type, name and version are all empty strings the plugin config for "all" plugins will be returned. If the plugin type is provided and the name and version are empy strings the config for that plugin type will be returned. So on and so forth for the rest of the arguments.

func (*Client) GetPlugins

func (c *Client) GetPlugins(details bool) *GetPluginsResult

GetPlugins returns the loaded and available plugins through an HTTP GET request. By specifying the details flag to tweak output info. An error returns if it failed.

func (*Client) GetTask

func (c *Client) GetTask(id string) *GetTaskResult

GetTask retrieves the task given a task id through an HTTP GET call. A scheduled task returns if it succeeds. Otherwise, an error is returned.

func (*Client) GetTasks

func (c *Client) GetTasks() *GetTasksResult

GetTasks retrieves a slice of tasks through an HTTP GET call. A list of scheduled tasks returns if it succeeds. Otherwise. an error is returned.

func (*Client) JoinAgreement

func (c *Client) JoinAgreement(agreementName, memberName string) *JoinAgreementResult

JoinAgreement adds a tribe member into the agreement given the agreement name and the member name. It is an HTTP PUT request. The agreement with the newly added member returns if it succeeds. Otherwise, an error is returned. Note that dual directional agreement replication happens automatically through the gossip protocol between a newly joined member and existing members within the same agreement.

func (*Client) LeaveAgreement

func (c *Client) LeaveAgreement(agreementName, memberName string) *LeaveAgreementResult

LeaveAgreement removes a member from the agreement given the agreement and member names through an HTTP DELETE call. The agreement with the removed member returns if it succeeds. Otherwise, an error is returned. For example, it is useful to leave an agreement for a member node repair.

func (*Client) ListAgreements

func (c *Client) ListAgreements() *ListAgreementResult

ListAgreements retrieves a list of a tribe agreements through an HTTP GET call. A list of tribe agreement map returns if it succeeds. Otherwise, an error is returned.

func (*Client) ListMembers

func (c *Client) ListMembers() *ListMembersResult

ListMembers retrieves a list of tribe members through an HTTP GET call. A list of tribe member returns if it succeeds. Otherwise, an error is returned.

func (*Client) LoadPlugin

func (c *Client) LoadPlugin(p []string) *LoadPluginResult

LoadPlugin loads plugins for the given plugin names. A slide of loaded plugins returns if succeeded. Otherwise, an error is returned.

func (*Client) RemoveTask

func (c *Client) RemoveTask(id string) *RemoveTasksResult

RemoveTask removes a task from the schedule tasks given a task id. It's through an HTTP DELETE call. The removed task id returns if it succeeds. Otherwise, an error is returned.

func (*Client) SetPluginConfig

func (c *Client) SetPluginConfig(pluginType, name, version string, key string, value ctypes.ConfigValue) *SetPluginConfigResult

SetPluginConfig sets the plugin config given the type, name and version of a plugin. Like GetPluginConfig if the type, name and version are all empty strings the plugin config is set for all plugins. When config data is set it is merged with the existing data if present.

func (*Client) StartTask

func (c *Client) StartTask(id string) *StartTasksResult

StartTask starts a task given a task id. The scheduled task will be in the started state if it succeeds. Otherwise, an error is returned.

func (*Client) StopTask

func (c *Client) StopTask(id string) *StopTasksResult

StopTask stops a running task given a task id. It uses an HTTP PUT call. The stopped task id returns if it succeeds. Otherwise, an error is returned.

func (*Client) UnloadPlugin

func (c *Client) UnloadPlugin(pluginType, name string, version int) *UnloadPluginResult

UnloadPlugin unloads a plugin given plugin type, name, and version through an HTTP DELETE request. The unloaded plugin returns if succeeded. Otherwise, an error is returned.

func (*Client) WatchTask

func (c *Client) WatchTask(id string) *WatchTasksResult

WatchTask retrieves running tasks by running a goroutine to interactive with Event and Done channels. An HTTP GET request retrieves tasks. StreamedTaskEvent returns if it succeeds. Otherwise, an error is returned.

type CreateTaskResult

type CreateTaskResult struct {
	*rbody.AddScheduledTask
	Err error
}

CreateTaskResult is the response from snap/client on a CreateTask call.

type DeleteAgreementResult

type DeleteAgreementResult struct {
	*rbody.TribeDeleteAgreement
	Err error
}

DeleteAgreementResult is the response from snap/client on a DeleteAgreement call.

type DeletePluginConfigResult

type DeletePluginConfigResult struct {
	*rbody.DeletePluginConfigItem
	Err error
}

DeletePluginConfigResult is the response from snap/client on a DeletePluginConfig call.

type EnableTaskResult

type EnableTaskResult struct {
	*rbody.ScheduledTaskEnabled
	Err error
}

EnableTasksResult is the response from snap/client on a EnableTask call.

type GetAgreementResult

type GetAgreementResult struct {
	*rbody.TribeGetAgreement
	Err error
}

GetAgreementResult is the response from snap/client on a GetAgreement call.

type GetMemberResult

type GetMemberResult struct {
	*rbody.TribeMemberShow
	Err error
}

GetMemberResult is the response from snap/client on a GetMember call.

type GetMetricResult

type GetMetricResult struct {
	Metric *rbody.Metric
	Err    error
}

GetMetricResult is the response from snap/client on a GetMetricCatalog call.

type GetMetricsResult

type GetMetricsResult struct {
	Catalog []*rbody.Metric
	Err     error
}

GetMetricsResult is the response from snap/client on a GetMetricCatalog call.

func (*GetMetricsResult) Len

func (g *GetMetricsResult) Len() int

Len returns the slice's length of GetMetricsResult.Catalog.

type GetPluginConfigResult

type GetPluginConfigResult struct {
	*rbody.PluginConfigItem
	Err error
}

GetPluginConfigResult is the response from snap/client on a GetPluginConfig call.

type GetPluginsResult

type GetPluginsResult struct {
	LoadedPlugins    []LoadedPlugin
	AvailablePlugins []AvailablePlugin
	Err              error
}

GetPluginsResult is the response from snap/client on a GetPlugins call.

type GetTaskResult

type GetTaskResult struct {
	*rbody.ScheduledTaskReturned
	Err error
}

GetTaskResult is the response from snap/client on a GetTask call.

type GetTasksResult

type GetTasksResult struct {
	*rbody.ScheduledTaskListReturned
	Err error
}

GetTasksResult is the response from snap/client on a GetTasks call.

type JoinAgreementResult

type JoinAgreementResult struct {
	*rbody.TribeJoinAgreement
	Err error
}

JoinAgreementResult is the response from snap/client on a JoinAgreement call.

type LeaveAgreementResult

type LeaveAgreementResult struct {
	*rbody.TribeLeaveAgreement
	Err error
}

LeaveAgreementResult is the response from snap/client on a LeaveAgreement call.

type ListAgreementResult

type ListAgreementResult struct {
	*rbody.TribeListAgreement
	Err error
}

ListAgreementResult is the response from snap/client on a ListAgreements call.

type ListMembersResult

type ListMembersResult struct {
	*rbody.TribeMemberList
	Err error
}

ListMembersResult is the response from snap/client on a ListMembers call.

type LoadPluginResult

type LoadPluginResult struct {
	LoadedPlugins []LoadedPlugin
	Err           serror.SnapError
}

LoadPluginResult is the response from snap/client on a LoadPlugin call.

type LoadedPlugin

type LoadedPlugin struct {
	*rbody.LoadedPlugin
}

We wrap this so we can provide some functionality (like LoadedTime)

func (*LoadedPlugin) LoadedTime

func (l *LoadedPlugin) LoadedTime() time.Time

LoadedTime returns a unix time.

type RemoveTasksResult

type RemoveTasksResult struct {
	*rbody.ScheduledTaskRemoved
	Err error
}

RemoveTasksResult is the response from snap/client on a RemoveTask call.

type Schedule

type Schedule struct {
	// Type specifies the type of the schedule. Currently,the type of "simple" and "windowed" are supported.
	Type string
	// Interval specifies the time duration.
	Interval string
	// StartTime specifies the beginning time.
	StartTime *time.Time
	// StopTime specifies the end time.
	StopTime *time.Time
}

type SetPluginConfigResult

type SetPluginConfigResult struct {
	*rbody.SetPluginConfigItem
	Err error
}

SetPluginConfigResult is the response from snap/client on a SetPluginConfig call.

type StartTasksResult

type StartTasksResult struct {
	*rbody.ScheduledTaskStarted
	Err error
}

StartTasksResult is the response from snap/client on a StartTask call.

type StopTasksResult

type StopTasksResult struct {
	*rbody.ScheduledTaskStopped
	Err error
}

StopTasksResult is the response from snap/client on a StopTask call.

type UnloadPluginResult

type UnloadPluginResult struct {
	*rbody.PluginUnloaded
	Err error
}

UnloadPluginResponse is the response from snap/client on an UnloadPlugin call.

type WatchTasksResult

type WatchTasksResult struct {
	Err       error
	EventChan chan *rbody.StreamedTaskEvent
	DoneChan  chan struct{}
	// contains filtered or unexported fields
}

WatchTaskResult is the response from snap/client on a WatchTask call.

func (*WatchTasksResult) Close

func (w *WatchTasksResult) Close()

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