mirror of https://github.com/pulumi/pulumi.git
71 lines
2.5 KiB
Go
71 lines
2.5 KiB
Go
// Copyright 2016-2019, Pulumi Corporation.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package ciutil
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import (
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"encoding/json"
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"fmt"
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"os"
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"strconv"
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)
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// githubActionsCI represents the GitHub Actions CI system.
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type githubActionsCI struct {
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baseCI
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}
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// githubPR represents the `pull_request` payload posted by GitHub to trigger
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// workflows for PRs. Note that this is only a partial representation as we
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// don't need anything other than the PR number.
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// See https://developer.github.com/webhooks/event-payloads/#pull_request.
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type githubPR struct {
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Action string `json:"action"`
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Number int64 `json:"number"`
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}
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// githubActionsPullRequestEvent represents the webhook payload for a pull_request event.
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// https://help.github.com/en/actions/reference/events-that-trigger-workflows#pull-request-event-pull_request
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type githubActionsPullRequestEvent struct {
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PullRequest githubPR `json:"pull_request"`
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}
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// DetectVars detects the GitHub Actions env vars.
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// nolint: lll
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// See https://help.github.com/en/actions/configuring-and-managing-workflows/using-environment-variables#default-environment-variables.
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func (t githubActionsCI) DetectVars() Vars {
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v := Vars{Name: GitHubActions}
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v.BuildID = os.Getenv("GITHUB_RUN_ID")
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v.BuildNumber = os.Getenv("GITHUB_RUN_NUMBER")
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v.BuildType = os.Getenv("GITHUB_EVENT_NAME")
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v.SHA = os.Getenv("GITHUB_SHA")
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v.BranchName = os.Getenv("GITHUB_REF")
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repoSlug := os.Getenv("GITHUB_REPOSITORY")
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if repoSlug != "" && v.BuildID != "" {
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v.BuildURL = fmt.Sprintf("https://github.com/%s/actions/runs/%s", repoSlug, v.BuildID)
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}
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// Try to use the pull_request webhook payload to extract the PR number.
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// For Pull Requests, GitHub stores the payload of the webhook that triggered the
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// workflow in a path. The path is identified by GITHUB_EVENT_PATH.
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if v.BuildType == "pull_request" {
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eventPath := os.Getenv("GITHUB_EVENT_PATH")
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var prEvent githubActionsPullRequestEvent
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if err := json.Unmarshal([]byte(eventPath), &prEvent); err == nil {
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v.PRNumber = strconv.FormatInt(prEvent.PullRequest.Number, 10)
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}
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}
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return v
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}
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