agola/internal/services/runservice/scheduler/api/client.go

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// Copyright 2019 Sorint.lab
//
// 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 api
import (
"bytes"
"context"
"encoding/json"
"fmt"
"io"
"io/ioutil"
"net/http"
"net/url"
"strconv"
"strings"
"github.com/pkg/errors"
rstypes "github.com/sorintlab/agola/internal/services/runservice/types"
)
var jsonContent = http.Header{"content-type": []string{"application/json"}}
// Client represents a Gogs API client.
type Client struct {
url string
client *http.Client
}
// NewClient initializes and returns a API client.
func NewClient(url string) *Client {
return &Client{
url: strings.TrimSuffix(url, "/"),
client: &http.Client{},
}
}
// SetHTTPClient replaces default http.Client with user given one.
func (c *Client) SetHTTPClient(client *http.Client) {
c.client = client
}
func (c *Client) doRequest(ctx context.Context, method, path string, query url.Values, header http.Header, ibody io.Reader) (*http.Response, error) {
u, err := url.Parse(c.url + "/api/v1alpha" + path)
if err != nil {
return nil, err
}
u.RawQuery = query.Encode()
req, err := http.NewRequest(method, u.String(), ibody)
req = req.WithContext(ctx)
if err != nil {
return nil, err
}
for k, v := range header {
req.Header[k] = v
}
return c.client.Do(req)
}
func (c *Client) getResponse(ctx context.Context, method, path string, query url.Values, header http.Header, ibody io.Reader) (*http.Response, error) {
resp, err := c.doRequest(ctx, method, path, query, header, ibody)
if err != nil {
return nil, err
}
if resp.StatusCode/100 != 2 {
defer resp.Body.Close()
data, err := ioutil.ReadAll(resp.Body)
if err != nil {
return nil, err
}
if len(data) <= 1 {
return resp, errors.New(resp.Status)
}
// TODO(sgotti) use a json error response
return resp, errors.New(string(data))
}
return resp, nil
}
func (c *Client) getParsedResponse(ctx context.Context, method, path string, query url.Values, header http.Header, ibody io.Reader, obj interface{}) (*http.Response, error) {
resp, err := c.getResponse(ctx, method, path, query, header, ibody)
if err != nil {
return resp, err
}
defer resp.Body.Close()
d := json.NewDecoder(resp.Body)
return resp, d.Decode(obj)
}
func (c *Client) SendExecutorStatus(ctx context.Context, executor *rstypes.Executor) (*http.Response, error) {
executorj, err := json.Marshal(executor)
if err != nil {
return nil, err
}
return c.getResponse(ctx, "POST", fmt.Sprintf("/executor/%s", executor.ID), nil, jsonContent, bytes.NewReader(executorj))
}
func (c *Client) SendExecutorTaskStatus(ctx context.Context, executorID string, et *rstypes.ExecutorTask) (*http.Response, error) {
etj, err := json.Marshal(et)
if err != nil {
return nil, err
}
return c.getResponse(ctx, "POST", fmt.Sprintf("/executor/%s/tasks/%s", executorID, et.ID), nil, jsonContent, bytes.NewReader(etj))
}
func (c *Client) GetExecutorTask(ctx context.Context, executorID, etID string) (*rstypes.ExecutorTask, *http.Response, error) {
et := new(rstypes.ExecutorTask)
resp, err := c.getParsedResponse(ctx, "GET", fmt.Sprintf("/executor/%s/tasks/%s", executorID, etID), nil, jsonContent, nil, et)
return et, resp, err
}
func (c *Client) GetExecutorTasks(ctx context.Context, executorID string) ([]*rstypes.ExecutorTask, *http.Response, error) {
ets := []*rstypes.ExecutorTask{}
resp, err := c.getParsedResponse(ctx, "GET", fmt.Sprintf("/executor/%s/tasks", executorID), nil, jsonContent, nil, &ets)
return ets, resp, err
}
func (c *Client) GetArchive(ctx context.Context, taskID string, step int) (*http.Response, error) {
q := url.Values{}
q.Add("taskid", taskID)
q.Add("step", strconv.Itoa(step))
return c.getResponse(ctx, "GET", "/executor/archives", q, nil, nil)
}
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func (c *Client) GetRuns(ctx context.Context, phaseFilter, groups []string, lastRun bool, changeGroups []string, start string, limit int, asc bool) (*GetRunsResponse, *http.Response, error) {
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q := url.Values{}
for _, phase := range phaseFilter {
q.Add("phase", phase)
}
for _, group := range groups {
q.Add("group", group)
}
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if lastRun {
q.Add("lastrun", "")
}
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for _, changeGroup := range changeGroups {
q.Add("changegroup", changeGroup)
}
if start != "" {
q.Add("start", start)
}
if limit > 0 {
q.Add("limit", strconv.Itoa(limit))
}
if asc {
q.Add("asc", "")
}
getRunsResponse := new(GetRunsResponse)
resp, err := c.getParsedResponse(ctx, "GET", "/runs", q, jsonContent, nil, getRunsResponse)
return getRunsResponse, resp, err
}
func (c *Client) GetQueuedRuns(ctx context.Context, start string, limit int) (*GetRunsResponse, *http.Response, error) {
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return c.GetRuns(ctx, []string{"queued"}, []string{}, false, nil, start, limit, true)
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}
func (c *Client) GetGroupQueuedRuns(ctx context.Context, group string, limit int, changeGroups []string) (*GetRunsResponse, *http.Response, error) {
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return c.GetRuns(ctx, []string{"queued"}, []string{group}, false, changeGroups, "", limit, false)
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}
func (c *Client) GetGroupRunningRuns(ctx context.Context, group string, limit int, changeGroups []string) (*GetRunsResponse, *http.Response, error) {
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return c.GetRuns(ctx, []string{"running"}, []string{group}, false, changeGroups, "", limit, false)
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}
func (c *Client) GetGroupFirstQueuedRuns(ctx context.Context, group string, changeGroups []string) (*GetRunsResponse, *http.Response, error) {
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return c.GetRuns(ctx, []string{"queued"}, []string{group}, false, changeGroups, "", 1, true)
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}
func (c *Client) CreateRun(ctx context.Context, req *RunCreateRequest) (*http.Response, error) {
reqj, err := json.Marshal(req)
if err != nil {
return nil, err
}
return c.getResponse(ctx, "PUT", "/runs", nil, jsonContent, bytes.NewReader(reqj))
}
func (c *Client) RunActions(ctx context.Context, runID string, req *RunActionsRequest) (*http.Response, error) {
reqj, err := json.Marshal(req)
if err != nil {
return nil, err
}
return c.getResponse(ctx, "POST", fmt.Sprintf("/runs/%s/actions", runID), nil, jsonContent, bytes.NewReader(reqj))
}
func (c *Client) StartRun(ctx context.Context, runID string, changeGroupsUpdateToken string) (*http.Response, error) {
req := &RunActionsRequest{
ActionType: RunActionTypeChangePhase,
Phase: rstypes.RunPhaseRunning,
ChangeGroupsUpdateToken: changeGroupsUpdateToken,
}
return c.RunActions(ctx, runID, req)
}
func (c *Client) RunTaskActions(ctx context.Context, runID, taskID string, req *RunTaskActionsRequest) (*http.Response, error) {
reqj, err := json.Marshal(req)
if err != nil {
return nil, err
}
return c.getResponse(ctx, "POST", fmt.Sprintf("/runs/%s/tasks/%s/actions", runID, taskID), nil, jsonContent, bytes.NewReader(reqj))
}
func (c *Client) ApproveRunTask(ctx context.Context, runID, taskID string, approvalAnnotations map[string]string, changeGroupsUpdateToken string) (*http.Response, error) {
req := &RunTaskActionsRequest{
ActionType: RunTaskActionTypeApprove,
ApprovalAnnotations: approvalAnnotations,
ChangeGroupsUpdateToken: changeGroupsUpdateToken,
}
return c.RunTaskActions(ctx, runID, taskID, req)
}
func (c *Client) GetRun(ctx context.Context, runID string) (*RunResponse, *http.Response, error) {
runResponse := new(RunResponse)
resp, err := c.getParsedResponse(ctx, "GET", fmt.Sprintf("/runs/%s", runID), nil, jsonContent, nil, runResponse)
return runResponse, resp, err
}
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func (c *Client) GetLogs(ctx context.Context, runID, taskID string, setup bool, step int, follow, stream bool) (*http.Response, error) {
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q := url.Values{}
q.Add("runid", runID)
q.Add("taskid", taskID)
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if setup {
q.Add("setup", "")
} else {
q.Add("step", strconv.Itoa(step))
}
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if follow {
q.Add("follow", "")
}
if stream {
q.Add("stream", "")
}
return c.getResponse(ctx, "GET", "/logs", q, nil, nil)
}