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conductorhttpclient.go
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conductorhttpclient.go
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// Copyright 2017 Netflix, Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package conductor
import (
"conductor/httpclient"
"strconv"
"log"
)
type ConductorHttpClient struct {
httpClient *httpclient.HttpClient
}
func NewConductorHttpClient(baseUrl string) *ConductorHttpClient {
conductorClient := new(ConductorHttpClient)
headers := map[string]string{"Content-Type": "application/json", "Accept": "application/json"}
httpClient := httpclient.NewHttpClient(baseUrl, headers, true)
conductorClient.httpClient = httpClient
return conductorClient
}
/**********************/
/* Metadata Functions */
/**********************/
func (c *ConductorHttpClient) GetWorkflowDef(workflowName string, version int) (string, error) {
url := c.httpClient.MakeUrl("/metadata/workflow/{workflowName}", "{workflowName}", workflowName)
versionString := "1"
// Set default version as 1
if version > 0 {
versionString = strconv.Itoa(version)
}
params := map[string]string{"version":versionString}
outputString, err := c.httpClient.Get(url, params, nil)
if err != nil {
log.Println("Error while trying to Get Workflow Definition", err)
return "", nil
} else {
return outputString, nil
}
}
func (c *ConductorHttpClient) CreateWorkflowDef(workflowDefBody string) (string, error) {
url := c.httpClient.MakeUrl("/metadata/workflow")
outputString, err := c.httpClient.Post(url, nil, nil, workflowDefBody)
if err != nil {
log.Println("Error while trying to Create Workflow Definition", err)
return "", nil
} else {
return outputString, nil
}
}
func (c *ConductorHttpClient) UpdateWorkflowDefs(workflowDefsBody string) (string, error) {
url := c.httpClient.MakeUrl("/metadata/workflow")
outputString, err := c.httpClient.Put(url, nil, nil, workflowDefsBody)
if err != nil {
log.Println("Error while trying to Update Workflow Definitions", err)
return "", nil
} else {
return outputString, nil
}
}
func (c *ConductorHttpClient) GetAllWorkflowDefs() (string, error) {
url := c.httpClient.MakeUrl("/metadata/workflow")
outputString, err := c.httpClient.Get(url, nil, nil)
if err != nil {
log.Println("Error while trying to Get All Workflow Definitions", err)
return "", nil
} else {
return outputString, nil
}
}
func (c *ConductorHttpClient) UnRegisterWorkflowDef(workflowDefName string, version int) (string, error) {
versionString := ""
versionString = strconv.Itoa(version)
url := c.httpClient.MakeUrl("/metadata/workflow/{workflowDefName}/{version}", "{workflowDefName}",
workflowDefName, "{version}", versionString)
outputString, err := c.httpClient.Delete(url, nil, nil, "")
if err != nil {
log.Println("Error while trying to Unregister Workflow Definition", workflowDefName, err)
return "", nil
} else {
return outputString, nil
}
}
func (c *ConductorHttpClient) GetTaskDef(taskDefName string) (string, error) {
url := c.httpClient.MakeUrl("/metadata/taskdefs/{taskDefName}", "{taskDefName}", taskDefName)
outputString, err := c.httpClient.Get(url, nil, nil)
if err != nil {
log.Println("Error while trying to Get Task Definition", err)
return "", nil
} else {
return outputString, nil
}
}
func (c *ConductorHttpClient) RegisterTaskDefs(taskDefsMeta string) (string, error) {
url := c.httpClient.MakeUrl("/metadata/taskdefs")
outputString, err := c.httpClient.Post(url, nil, nil, taskDefsMeta)
if err != nil {
log.Println("Error while trying to Register Task Definitions", err)
return "", nil
} else {
return outputString, nil
}
}
func (c *ConductorHttpClient) UpdateTaskDef(taskDefMeta string) (string, error) {
url := c.httpClient.MakeUrl("/metadata/taskdefs")
outputString, err := c.httpClient.Put(url, nil, nil, taskDefMeta)
if err != nil {
log.Println("Error while trying to Update Task Definition", err)
return "", nil
} else {
return outputString, nil
}
}
func (c *ConductorHttpClient) UnRegisterTaskDef(taskDefName string) (string, error) {
url := c.httpClient.MakeUrl("/metadata/taskdefs/{taskDefName}", "{taskDefName}", taskDefName)
outputString, err := c.httpClient.Delete(url, nil, nil, "")
if err != nil {
log.Println("Error while trying to Unregister Task Definition", taskDefName, err)
return "", nil
} else {
return outputString, nil
}
}
func (c *ConductorHttpClient) GetAllTaskDefs() (string, error) {
url := c.httpClient.MakeUrl("/metadata/taskdefs")
outputString, err := c.httpClient.Get(url, nil, nil)
if err != nil {
log.Println("Error while trying to Get All Task Definitions", err)
return "", nil
} else {
return outputString, nil
}
}
/**********************/
/* Task Functions */
/**********************/
func (c *ConductorHttpClient) GetTask(taskId string) (string, error) {
url := c.httpClient.MakeUrl("/tasks/{taskId}", "{taskId}", taskId)
outputString, err := c.httpClient.Get(url, nil, nil)
if err != nil {
log.Println("Error while trying to Get Task", taskId, err)
return "", nil
} else {
return outputString, nil
}
}
func (c *ConductorHttpClient) UpdateTask(taskBody string) (string, error) {
url := c.httpClient.MakeUrl("/tasks")
outputString, err := c.httpClient.Post(url, nil, nil, taskBody)
if err != nil {
log.Println("Error while trying to Update Task", err)
return "", nil
} else {
return outputString, nil
}
}
func (c *ConductorHttpClient) PollForTask(taskType string, workerid string) (string, error) {
url := c.httpClient.MakeUrl("/tasks/poll/{taskType}", "{taskType}", taskType)
params := map[string]string{"workerid":workerid}
outputString, err := c.httpClient.Get(url, params, nil)
if err != nil {
log.Println("Error while trying to Poll For Task taskType:", taskType, ",workerid:", workerid, err)
return "", nil
} else {
return outputString, nil
}
}
func (c *ConductorHttpClient) AckTask(taskType string, workerid string) (string, error) {
url := c.httpClient.MakeUrl("/tasks/{taskType}/ack", "{taskType}", taskType)
params := map[string]string{"workerid":workerid}
headers := map[string]string{"Accept":"text/plain"}
outputString, err := c.httpClient.Post(url, params, headers, "")
if err != nil {
log.Println("Error while trying to Ack Task taskType:", taskType, ",workerid:", workerid, err)
return "", nil
} else {
return outputString, nil
}
}
func (c *ConductorHttpClient) GetAllTasksInQueue() (string, error) {
url := c.httpClient.MakeUrl("/tasks/queue/all")
outputString, err := c.httpClient.Get(url, nil, nil)
if err != nil {
log.Println("Error while trying to Get All Tasks in Queue", err)
return "", nil
} else {
return outputString, nil
}
}
func (c *ConductorHttpClient) RemoveTaskFromQueue(taskType string, taskId string) (string, error) {
url := c.httpClient.MakeUrl("/tasks/queue/{taskType}/{taskId}", "{taskType}", taskType, "{taskId}", taskId)
outputString, err := c.httpClient.Delete(url, nil, nil, "")
if err != nil {
log.Println("Error while trying to Delete Task taskType:", taskType, ",taskId:", taskId, err)
return "", nil
} else {
return outputString, nil
}
}
func (c *ConductorHttpClient) GetTaskQueueSizes(taskNames string) (string, error) {
url := c.httpClient.MakeUrl("/tasks/queue/sizes")
outputString, err := c.httpClient.Post(url, nil, nil, taskNames)
if err != nil {
log.Println("Error while trying to Get Task Queue Sizes", err)
return "", nil
} else {
return outputString, nil
}
}
/**********************/
/* Workflow Functions */
/**********************/
func (c *ConductorHttpClient) GetWorkflow(workflowId string, includeTasks bool) (string, error) {
url := c.httpClient.MakeUrl("/workflow/{workflowId}", "{workflowId}", workflowId)
includeTasksString := "false"
if includeTasks {
includeTasksString = "true"
}
params := map[string]string{"includeTasks":includeTasksString}
outputString, err := c.httpClient.Get(url, params, nil)
if err != nil {
log.Println("Error while trying to Get Workflow", workflowId, err)
return "", nil
} else {
return outputString, nil
}
}
func (c *ConductorHttpClient) GetRunningWorkflows(workflowName string, version int, startTime float64, endTime float64) (string, error) {
url := c.httpClient.MakeUrl("/workflow/running/{workflowName}", "{workflowName}", workflowName)
versionString := "1"
// Set default version as 1
if version > 0 {
versionString = strconv.Itoa(version)
}
params := map[string]string{"version":versionString}
if startTime != 0 {
params["startTime"] = strconv.FormatFloat(startTime, 'f', -1, 64)
}
if endTime != 0 {
params["endTime"] = strconv.FormatFloat(endTime, 'f', -1, 64)
}
outputString, err := c.httpClient.Get(url, params, nil)
if err != nil {
log.Println("Error while trying to Get Running Workflows", workflowName, err)
return "", nil
} else {
return outputString, nil
}
}
func (c *ConductorHttpClient) StartWorkflow(workflowName string, version int, correlationId string, inputJson string) (string, error) {
url := c.httpClient.MakeUrl("/workflow/{workflowName}", "{workflowName}", workflowName)
params := make(map[string]string)
if version > 0 {
params["version"] = strconv.Itoa(version)
}
if correlationId != "" {
params["correlationId"] = correlationId
}
if inputJson == "" {
inputJson = "{}"
}
headers := map[string]string{"Accept":"text/plain"}
outputString, err := c.httpClient.Post(url, params, headers, inputJson)
if err != nil {
log.Println("Error while trying to Start Workflow", workflowName, err)
return "", nil
} else {
return outputString, nil
}
}
func (c *ConductorHttpClient) TerminateWorkflow(workflowId string, reason string) (string, error) {
url := c.httpClient.MakeUrl("/workflow/{workflowId}", "{workflowId}", workflowId)
params := make(map[string]string)
if reason != "" {
params["reason"] = reason
}
outputString, err := c.httpClient.Delete(url, params, nil, "")
if err != nil {
log.Println("Error while trying to Terminate Workflow", workflowId, err)
return "", nil
} else {
return outputString, nil
}
}
func (c *ConductorHttpClient) PauseWorkflow(workflowId string) (string, error) {
url := c.httpClient.MakeUrl("/workflow/{workflowId}/pause", "{workflowId}", workflowId)
outputString, err := c.httpClient.Put(url, nil, nil, "")
if err != nil {
log.Println("Error while trying to Pause Workflow", workflowId, err)
return "", nil
} else {
return outputString, nil
}
}
func (c *ConductorHttpClient) ResumeWorkflow(workflowId string) (string, error) {
url := c.httpClient.MakeUrl("/workflow/{workflowId}/resume", "{workflowId}", workflowId)
outputString, err := c.httpClient.Put(url, nil, nil, "")
if err != nil {
log.Println("Error while trying to Resume Workflow", workflowId, err)
return "", nil
} else {
return outputString, nil
}
}
func (c *ConductorHttpClient) SkipTaskFromWorkflow(workflowId string, taskReferenceName string, skipTaskRequestBody string) (string, error) {
url := c.httpClient.MakeUrl("/workflow/{workflowId}/skiptask/{taskReferenceName}", "{workflowId}", workflowId, "{taskReferenceName}", taskReferenceName)
outputString, err := c.httpClient.Put(url, nil, nil, skipTaskRequestBody)
if err != nil {
log.Println("Error while trying to Skip Task From Workflow", workflowId, err)
return "", nil
} else {
return outputString, nil
}
}
func (c *ConductorHttpClient) RerunWorkflow(workflowId string, rerunWorkflowRequest string) (string, error) {
url := c.httpClient.MakeUrl("/workflow/{workflowId}/rerun", "{workflowId}", workflowId)
if rerunWorkflowRequest == "" {
rerunWorkflowRequest = "{}"
}
outputString, err := c.httpClient.Post(url, nil, nil, rerunWorkflowRequest)
if err != nil {
log.Println("Error while trying to Rerun Workflow", workflowId, err)
return "", nil
} else {
return outputString, nil
}
}
func (c *ConductorHttpClient) RestartWorkflow(workflowId string) (string, error) {
url := c.httpClient.MakeUrl("/workflow/{workflowId}/restart", "{workflowId}", workflowId)
outputString, err := c.httpClient.Post(url, nil, nil, "")
if err != nil {
log.Println("Error while trying to Restart Completed Workflow", workflowId, err)
return "", nil
} else {
return outputString, nil
}
}