codeflash-internal/js/cf-api/github/github-app.ts

292 lines
11 KiB
TypeScript

import { App, createNodeMiddleware } from "octokit"
import fs from "fs"
// import {getGithubAppPrivateKey, getGithubAppWebhookSecret} from "../common/azure-keyvault";
// TODO the above import doesn't work, we have to do this vvv
import azureKeyvault from "@codeflash-ai/common/azure-keyvault"
import { posthog } from "../analytics"
const { getGithubAppPrivateKey, getGithubAppWebhookSecret } = azureKeyvault
const APP_ID: string = process.env.GH_APP_ID ?? "" // GitHub App ID
const APP_USER_ID: number = parseInt(process.env.GH_APP_USER_ID ?? "0") // GitHub App User ID
const PRIVATE_KEY: string =
process.env.NODE_ENV === "production"
? await getGithubAppPrivateKey()
: fs.readFileSync("github/Codeflash AI Dev GitHub App Private Key.pem", "utf8")
const WEBHOOK_SECRET: string =
process.env.NODE_ENV === "production"
? await getGithubAppWebhookSecret()
: process.env.GH_APP_WEBHOOK_SECRET
export const githubApp = new App({
appId: APP_ID,
privateKey: PRIVATE_KEY,
webhooks: {
secret: WEBHOOK_SECRET,
},
oauth: {
// OAuth details are currently unused by the app
clientId: "", // process.env.GH_APP_CLIENT_ID ?? "",
clientSecret: "", // process.env.GH_APP_CLIENT_SECRET ?? "",
},
})
console.log(`Github App Initialized`)
const { data } = await githubApp.octokit.request("/app")
// Read more about custom logging: https://github.com/octokit/core.js#logging
githubApp.octokit.log.debug(`Authenticated as '${data.name}'`)
githubApp.webhooks.onAny(async ({ id, name, payload }) => {
console.log(`Github App: Received webhook event ${name} (${id})`)
console.log(`Payload: ${JSON.stringify(payload)}`)
posthog.capture({
distinctId: `github|${payload.sender.id}`,
event: `cfapi-github-webhook-received`,
properties: {
event: name,
id,
},
})
})
console.log(`Console: Github App Authenticated as '${data.name}'`)
githubApp.webhooks.on("installation", async ({ octokit, payload }) => {
console.log(`Received a new installation event: ${JSON.stringify(payload)}`)
// Create an installation access token
const installationAccessToken = await octokit.rest.apps.createInstallationAccessToken({
installation_id: payload.installation.id,
})
console.log(`Installation access token: ${installationAccessToken.data.token}`)
})
githubApp.webhooks.on("pull_request.opened", async ({ octokit, payload }) => {
console.log(`Received a pull request event: ${JSON.stringify(payload)}`)
try {
console.log(`Successfully processed this!!!`)
} catch (error: any) {
if (error.response !== undefined) {
console.error(
`Error! Status: ${error.response.status}. Message: ${error.response.data.message}`,
)
} else {
console.error(error)
}
}
})
githubApp.webhooks.on("pull_request.edited", async ({ octokit, payload }) => {
console.log(`Received a pull request event: ${JSON.stringify(payload)}`)
try {
console.log(`Successfully processed this!!!`)
} catch (error: any) {
if (error.response !== undefined) {
console.error(
`Error! Status: ${error.response.status}. Message: ${error.response.data.message}`,
)
} else {
console.error(error)
}
}
})
githubApp.webhooks.on("pull_request.closed", async ({ octokit, payload }) => {
if (payload.pull_request) {
console.log(
`Received a pull request closed event. PR #${payload.pull_request.number} ` +
`by ${payload.pull_request.user.login} was closed.`,
)
// Check if the PR was merged and is a PR created by Codeflash
if (payload.pull_request.merged && payload.pull_request.user.id === APP_USER_ID) {
// Extract the original PR number from the branch name
const dependentBranchNamePattern = /codeflash\/optimize-pr(\d+)-\d{4}-\d{2}-\d{2}T.+$/
const standaloneBranchNamePattern = /codeflash\/optimize-(.+)-\d{4}-\d{2}-\d{2}T.+$/
const dependentPrMatch = dependentBranchNamePattern.exec(payload.pull_request.head.ref)
const standalonePrMatch = standaloneBranchNamePattern.exec(payload.pull_request.head.ref)
if (dependentPrMatch != null) {
const originalPrNumber = parseInt(dependentPrMatch[1])
// Comment on the original PR
await octokit.rest.issues.createComment({
owner: payload.repository.owner.login,
repo: payload.repository.name,
issue_number: originalPrNumber,
body: `${payload.pull_request.merged_by.login} accepted my optimizations from PR #${payload.pull_request.number}. This PR is now faster! 🚀`,
})
posthog.capture({
distinctId: `github|${payload.sender.id}`, // this is the user who merged the PR
event: `cfapi-github-dependent-pr-merged`,
properties: {
originalPrNumber,
dependentPrNumber: payload.pull_request.number,
mergedBy: payload.pull_request.merged_by.login,
},
})
console.log(
`Commented on original PR #${originalPrNumber} and logged the event to Posthog.`,
)
} else if (standalonePrMatch != null) {
posthog.capture({
distinctId: `github|${payload.sender.id}`,
event: `cfapi-github-standalone-pr-merged`,
properties: {
functionName: standalonePrMatch[1],
prNumber: payload.pull_request.number,
mergedBy: payload.pull_request.merged_by.login,
},
})
console.log(`Logged standalone PR #${payload.pull_request.number} merge event to Posthog.`)
}
}
// Close any open optimization PRs targeting the branch of the closed PR
// Ensure we only close PRs that are targeting the branch of the PR that was just closed
const closedPrBranch = payload.pull_request.head.ref
// Logic to close any open optimization PRs targeting this branch
console.log(`Closing optimization PRs targeting branch ${closedPrBranch}...`)
if (payload.installation === undefined) {
console.error(
`Error! Installation ID is missing from payload. Cannot close PRs for this installation!`,
)
return
}
try {
const installationOctokit = await githubApp.getInstallationOctokit(payload.installation.id)
const openPrs = await installationOctokit.rest.pulls.list({
owner: payload.repository.owner.login,
repo: payload.repository.name,
state: "open",
base: closedPrBranch,
})
for (const pr of openPrs.data) {
// Check if the PR is opened by the Codeflash GitHub App and targets the same base branch as the closed PR
if (
pr.user?.type === "Bot" &&
pr.user?.id === APP_USER_ID &&
pr.base.ref === closedPrBranch
) {
await installationOctokit.rest.pulls.update({
owner: payload.repository.owner.login,
repo: payload.repository.name,
pull_number: pr.number,
state: "closed",
})
console.log(
`Closed optimization PR #${pr.number} targeting branch '${closedPrBranch}' ` +
`because original PR #${payload.pull_request.number} by ${payload.pull_request.user.login} was closed.`,
)
console.log(`Posting pull request comment...`)
await octokit.rest.issues.createComment({
owner: payload.repository.owner.login,
repo: payload.repository.name,
issue_number: pr.number,
body:
`>This PR has been automatically closed because the original PR #${payload.pull_request.number} ` +
`by ${payload.pull_request.user.login} was closed.`,
})
console.log(`Deleting the branch associated with the closed PR...`)
await installationOctokit.rest.git.deleteRef({
owner: payload.repository.owner.login,
repo: payload.repository.name,
ref: `heads/${pr.head.ref}`,
})
console.log(
`Branch '${pr.head.ref}' associated with the closed PR #${pr.number} has been deleted.`,
)
}
}
} catch (error) {
console.error(`Failed to close optimization PRs targeting branch ${closedPrBranch}: ${error}`)
}
}
})
githubApp.webhooks.on("installation.created", async ({ octokit, payload }) => {
console.log(`Received a installation.created event: ${JSON.stringify(payload)}`)
try {
console.log(`Successfully processed this!!!`)
} catch (error: any) {
if (error.response !== undefined) {
console.error(
`Error! Status: ${error.response.status}. Message: ${error.response.data.message}`,
)
} else {
console.error(error)
}
}
})
githubApp.webhooks.on("installation_repositories.added", async ({ octokit, payload }) => {
console.log(`Received a installation_repositories.added event: ${JSON.stringify(payload)}`)
try {
console.log(`Successfully processed this!!!`)
} catch (error: any) {
if (error.response !== undefined) {
console.error(
`Error! Status: ${error.response.status}. Message: ${error.response.data.message}`,
)
} else {
console.error(error)
}
}
})
githubApp.webhooks.on("pull_request.synchronize", async ({ octokit, payload }) => {
if (payload.pull_request) {
console.log(
`Received a pull request synchronize event. PR #${payload.pull_request.number} ` +
`by ${payload.pull_request.user.login} was updated with new commits.`,
)
// Retrieve the list of commits for the pull request
const commits = await octokit.rest.pulls.listCommits({
owner: payload.repository.owner.login,
repo: payload.repository.name,
pull_number: payload.pull_request.number,
})
// Check the latest commit for the co-authored-by line
const latestCommit = commits.data[commits.data.length - 1]
if (latestCommit.commit.message.includes("Co-authored-by: codeflash-ai[bot]")) {
// Log the event to Posthog
posthog.capture({
distinctId: `github|${payload.sender.id}`,
event: `cfapi-github-commit-coauthored-by-codeflash`,
properties: {
prNumber: payload.pull_request.number,
commitId: latestCommit.sha,
repository: payload.repository.full_name,
},
})
console.log(`Logged co-authored commit to Posthog: ${latestCommit.sha}`)
// Comment on the PR
await octokit.rest.issues.createComment({
owner: payload.repository.owner.login,
repo: payload.repository.name,
issue_number: payload.pull_request.number,
body: `${latestCommit.commit.author.name} accepted my code suggestion above. This PR is now faster! 🚀`,
})
console.log(
`Commented on PR #${payload.pull_request.number} about the accepted review comment.`,
)
}
}
})
// Optional: Handle errors
githubApp.webhooks.onError((error) => {
console.log(`Error occured in Github App: ${error}`)
if (error.name === "AggregateError") {
// Log Secret verification errors
console.log(`Possible webhook secret verification error: ${JSON.stringify(error.event)}`)
} else {
console.log(error)
}
})
export const ghAppPathPrefix: string = "/cfapi/github"
export const ghAppMiddleware = createNodeMiddleware(githubApp, {
pathPrefix: ghAppPathPrefix,
})