Cherry Bot

Cherry Bot is a bot which helps you automate some work on github.

Usage

• database setup

  Cherry Picker support mysql prorocol, using TiDB or MariaDB. Import bot.sql into your database.

  Edit cherry_picker.slack_users table, this table is used send direct message to Slack from a GitHub account. Insert GitHub and Slack account email relations in this table.

• edit config.toml, see configuration.

• build and run, see flag.

Configuration

[database]
address = "127.0.0.1"
port = 3306
username = "root"
password = ""
dbname = "cherry_picker"

[slack]
heartbeat = "admin@pingcap.com"
token = ""
mute = false
hello = true

[github]
token = ""
bot = "cherry-picker"

[[repos]]
owner = "owner"
repo = "repo"
interval = 300000
fullupdate = 86400000
webhookSecret = "secret"
rule = "needs-cherry-pick-([0-9.]+)"
release = "release-[version]"
typeLabel = "type/[version] cherry-pick"
ignoreLabel = ".*LGT.*"
dryrun = true
cherryPick = false
cherryPickChannel = "cherry-picker-test"

labelCheck = true
labelCheckChannel = "label-notice-test"
defaultChecker = "admin@pingcap.com"

prLimit = true
maxPrOpened = 3
prLimitMode = "blocklist"

merge = true
canMergeLabel = "can merge"

database

parameter	description
address	database address
port	database port
username	database username
password	database password
dbname	database name

Slack

parameter	description
heartbeat	email address, heartbeat will send to this Slack user every 1hour
token	Slack APP OAuth access token
mute	if mute Slack notice, turn on will disable all Slack message
hello	if send hello message to Slack

Github

parameter	description
token	GitHub access token
bot	GitHub username

repos Array

parameter	description
owner	repository owner, user or organization name
repo	repository name
interval	latest pull requests polling interval
fullupdate	30 days pull requests polling interval
webhookSecret	GitHub webhook secret, for verifying webhook request
rule	test which PR labels that needs cherry pick, using regex to match target version
release	cherry pick PR merge to which branch, [version] will be replaced by specific version number
typeLabel	name template of label which will be converted and before attatched to submit cherry pick PR
ignoreLabel	name template of label which will be ignored when copying labels to cherry pick PR
dryrun	test flag for cherry pick, turn on it will disable create PR in GitHub
cherryPick	cherry pick flag, turn off to disable all cherry pick
cherryPickChannel	cherry notice Slack channel, make sure channel exist
runTestCommand	if test command is setting, bot will create test command after creating cherry pick PR
labelCheck	label check flag, turn off to disable all label checking
labelCheckChannel	label check Slack channel, make sure channel exist
defaultChecker	PR submitted by contributors which don't have Slack account or not in cherry_picker.slack_users will be sent to default checker, using , to seperate several checkers.
prLimit	pr limit flag, turn off will not have opened PR limit for one user
maxPrOpened	max opened PR amount of one user
prLimitMode	can be allowlist or blocklist. allowlist stands for that user out of this list will have PR count limit, blocklist stands for the opposite. Other values will apply PR count limit above all users
prLimitLabel	bot will add a label for PRs bot closed
contributorLabel	bot will specify if a PR is submit by contributor and add a label for it
prLimitOrgs	this is for bot to specify whether a user is organization member, use "," to seperate orgs
merge	auto merge flag, turn off to disable auto merge
canMergeLabel	trigger label of auto merge job

Flag

Usage of ./cherry-picker:
  -addr string
        listen address (default "0.0.0.0")
  -c string
        config path (default "./config.toml")
  -port int
        listen port (default 8080)

API

• [GET] Check pull requests in last month

This API will fetch pull requests last month and send report to Slack channel, Send with webhook secret(for safety and GitHub API limit).

curl http://localhost:8080/history/owner/repo?secret=secret

• [GET] get allowlist

curl http://localhost:8080/prlimit/allowlist/you06/cherry-pick-playground?secret=secret

• [POST] add a user to allowlist

curl -X POST http://localhost:8080/webhook/prlimit/allowlist/you06/cherry-pick-playground/you06?secret=secret

• [POST] remove a user from allowlist

curl -X DELETE http://localhost:8080/webhook/prlimit/allowlist/you06/cherry-pick-playground/you06?secret=secret