enso/tools/ci/nightly/preflight-check.js

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const fs = require('fs')
const github = require('./github')
const currentHeadSha = process.argv[2]
const buildConfigPath = '../../../build.sbt'
/// Returns the current date formatted as 'YYYY-mm-dd'.
function isoDate() {
const now = new Date()
const year = '' + now.getFullYear()
let month = '' + (now.getMonth() + 1)
let day = '' + now.getDate()
if (month.length < 2) {
month = '0' + month
}
if (day.length < 2) {
day = '0' + day
}
return year + '-' + month + '-' + day
}
/// Sets the step output 'proceed'.
function setProceed(proceed) {
console.log('::set-output name=proceed::' + proceed)
}
/// Sets the step output 'nightly-version'.
function setVersionString(name) {
console.log('::set-output name=nightly-version::' + name)
}
/// Sets the step output 'nightly-edition'.
function setEditionName(name) {
console.log('::set-output name=nightly-edition::' + name)
}
/** Checks if there are any new changes to see if the nightly build should
* proceed.
*/
function checkProceed(nightlies) {
if (nightlies.length == 0) {
console.log('No prior nightly releases found. Proceeding with the first release.')
return true
}
const first = nightlies[0]
const firstNightlySha = first.target_commitish
if (firstNightlySha == currentHeadSha) {
console.log(
'Current commit (' +
currentHeadSha +
') is the same as for the most recent nightly build. A new build is not needed.'
)
return false
} else {
console.log(
'Current commit (' +
currentHeadSha +
') is different from the most recent nightly build (' +
firstNightlySha +
'). Proceeding with a new nightly build.'
)
return true
}
}
/** Prepares a version string and edition name for the nightly build.
*
* A '-SNAPSHOT' suffix is added if it is not already present, next the current
* date is appended. If this is not the first nightly build on that date, an
* increasing numeric suffix is added.
*/
function prepareVersions(nightlies) {
function isTaken(suffix) {
return nightlies.some(entry => entry.tag_name.endsWith(suffix))
}
const content = fs.readFileSync(buildConfigPath, { encoding: 'utf-8' })
const match = content.match(/val ensoVersion += +"(.*)"/)
if (!match) {
console.error('Could not find the version string in configuration!')
process.exit(1)
}
const version = match[1]
let baseName = version
if (!baseName.endsWith('SNAPSHOT')) {
baseName += '-SNAPSHOT'
}
const now = isoDate()
function makeSuffix(ix) {
if (ix == 0) {
return now
} else {
return now + '.' + ix
}
}
let ix = 0
while (isTaken(makeSuffix(ix))) {
ix++
}
const suffix = makeSuffix(ix)
const versionName = baseName + '.' + suffix
const edition = 'nightly-' + suffix
console.log("The build will be using version '" + versionName + "'")
console.log("The build will be using edition '" + edition + "'")
return {
version: versionName,
edition: edition,
}
}
async function main() {
const nightlies = await github.fetchNightlies()
const shouldProceed = checkProceed(nightlies)
setProceed(shouldProceed)
if (shouldProceed) {
const versions = prepareVersions(nightlies)
setVersionString(versions.version)
setEditionName(versions.edition)
}
}
main().catch(err => {
console.error(err)
process.exit(1)
})