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docs/script/deployment/undeploy-from-staging.js
James M. Greene db75933733 Undeploy from staging manually using a script (#19875)
* Add skeleton workflow and module for undeploying

* Remove commented out code

* Update undeployment module

* Add '--destroy' flag to 'script/deploy' options

* Add timeout and concurrency key for undeployment

* Remove dangling unneeded function declaration

* Add ant-man preview for inactive deployment state setting

* Fix reference to pull request number

* Refactor to extract more properties from the PR object

* Fix reference to pull request number

* Remove workflow

* Add a README comment about '--destroy' usage

* Fix grammar

* Add missing 'ant-man' preview to createDeploymentStatus calls

* Add missing preview to createDeploymentStatus calls

* Find the latest existing deployment instead of creating a new one

* Remove unused variable

* Deactivate ALL deployments

* Update copy

* Add missing colons
2021-06-15 15:51:25 +00:00

101 lines
3.1 KiB
JavaScript

const Heroku = require('heroku-client')
const createStagingAppName = require('./create-staging-app-name')
module.exports = async function undeployFromStaging ({
herokuToken,
octokit,
pullRequest
}) {
// Start a timer so we can report how long the deployment takes
const startTime = Date.now()
// Extract some important properties from the PR
const {
number: pullNumber,
base: {
repo: {
name: repo,
owner: { login: owner }
}
},
head: {
ref: branch
}
} = pullRequest
const appName = createStagingAppName({ repo, pullNumber, branch })
try {
const title = `from the 'staging' environment as '${appName}'`
console.log(`About to undeploy ${title}...`)
// Time to talk to Heroku...
const heroku = new Heroku({ token: herokuToken })
// Is there already a Heroku App for this PR?
let appExists = true
try {
await heroku.get(`/apps/${appName}`)
} catch (error) {
appExists = false
}
// If there is an existing app, delete it
if (appExists) {
try {
await heroku.delete(`/apps/${appName}`)
console.log(`Heroku app '${appName}' deleted`)
} catch (error) {
throw new Error(`Failed to delete Heroku app '${appName}'. Error: ${error}`)
}
}
// Get the latest deployment environment to signal its deactivation
const { data: deployments } = await octokit.repos.listDeployments({
owner,
repo,
// In the GitHub API, there can only be one active deployment per environment.
// For our many staging apps, we must use the unique appName as the environment.
environment: appName
})
if (deployments.length === 0) {
console.log('🚀 No deployments to deactivate!')
console.log(`Finished undeploying after ${Math.round((Date.now() - startTime) / 1000)} seconds`)
return
}
console.log(`Found ${deployments.length} GitHub Deployments`, deployments)
// Deactivate ALL of the deployments
for (const deployment of deployments) {
const { data: deploymentStatus } = await octokit.repos.createDeploymentStatus({
owner,
repo,
deployment_id: deployment.id,
state: 'inactive',
description: 'The app was undeployed',
// The 'ant-man' preview is required for `state` values of 'inactive', as well as
// the use of the `log_url`, `environment_url`, and `auto_inactive` parameters.
// The 'flash' preview is required for `state` values of 'in_progress' and 'queued'.
mediaType: {
previews: ['ant-man', 'flash']
}
})
console.log(`🚀 Deployment status (ID: ${deployment.id}): ${deploymentStatus.state} - ${deploymentStatus.description}`)
}
console.log(`Finished undeploying after ${Math.round((Date.now() - startTime) / 1000)} seconds`)
} catch (error) {
// Report failure!
const failureMessage = `Undeployment failed after ${Math.round((Date.now() - startTime) / 1000)} seconds. See logs for more information.`
console.error(failureMessage)
// Re-throw the error to bubble up
throw error
}
}