From fc3016282ae9b532219054b46b78fb2d15fa3233 Mon Sep 17 00:00:00 2001 From: Neil Muller Date: Mon, 1 Feb 2021 12:39:06 +0200 Subject: [PATCH] Add modified version of the slack webhook for discord Use discord 'slack compatible' endpoint to simplify supporting discord notifications. --- discord | 239 +++++++++++++++++++++++++++++++++++++++++++++++++++ post-receive | 10 ++- 2 files changed, 247 insertions(+), 2 deletions(-) create mode 100755 discord diff --git a/discord b/discord new file mode 100755 index 0000000..a599869 --- /dev/null +++ b/discord @@ -0,0 +1,239 @@ +#!/bin/bash +# +# Discord hook using discord's 'slack compatible' endpoint +# +# Based on: https://github.com/joemiller/git-hooks Campfire notification post-receive hook. Author: Joe Miller +# (http://joemiller.me) +# +# Based on post-receive.irc by Mikael Fridh https://gist.github.com/1821358 +# + +function help_discord () { + echo "Required config settings:" + echo " git config hooks.discord.webhook-url 'https://discord.com/api/webhooks/...'" + echo " git config hooks.discord.show-only-last-commit 'true' #optional" + echo " git config hooks.discord.username 'git' #optional" + echo " git config hooks.discord.repo-nice-name 'MyRepo' #optional" + echo + echo " The webhook url shoud be that returned by the create step - the notifier" + echo " will add the required parameters to hit the slack-compatible endpoint" + +} + +function notify_discord() { + oldrev=$(git rev-parse $1) + newrev=$(git rev-parse $2) + refname="$3" + + # --- Interpret + # 0000->1234 (create) + # 1234->2345 (update) + # 2345->0000 (delete) + if expr "$oldrev" : '0*$' >/dev/null + then + change_type="create" + else + if expr "$newrev" : '0*$' >/dev/null + then + change_type="delete" + else + change_type="update" + fi + fi + + # --- Get the revision types + newrev_type=$(git cat-file -t $newrev 2> /dev/null) + oldrev_type=$(git cat-file -t "$oldrev" 2> /dev/null) + case "$change_type" in + create|update) + rev="$newrev" + rev_type="$newrev_type" + ;; + delete) + rev="$oldrev" + rev_type="$oldrev_type" + ;; + esac + + # The revision type tells us what type the commit is, combined with + # the location of the ref we can decide between + # - working branch + # - tracking branch + # - unannoted tag + # - annotated tag + case "$refname","$rev_type" in + refs/tags/*,commit) + # un-annotated tag + refname_type="tag" + short_refname=${refname##refs/tags/} + ;; + refs/tags/*,tag) + # annotated tag + refname_type="annotated tag" + short_refname=${refname##refs/tags/} + # change recipients + if [ -n "$announcerecipients" ]; then + recipients="$announcerecipients" + fi + ;; + refs/heads/*,commit) + # branch + refname_type="branch" + short_refname=${refname##refs/heads/} + ;; + refs/remotes/*,commit) + # tracking branch + refname_type="tracking branch" + short_refname=${refname##refs/remotes/} + echo >&2 "*** Push-update of tracking branch, $refname" + echo >&2 "*** - no notification generated." + return 0 + ;; + *) + # Anything else (is there anything else?) + echo >&2 "*** Unknown type of update to $refname ($rev_type)" + echo >&2 "*** - no notification generated" + return 0 + ;; + esac + # plural suffix, default "", changed to "s" if commits > 1 + s="" + + # Repo name, either Gitolite or normal repo. + if [ -n "$GL_REPO" ]; then + # it's a gitolite repo + repodir=$(basename `pwd`) + repo=$GL_REPO + else + repodir=$(basename `pwd`) + if [ "$repodir" == ".git" ]; then + repodir=`dirname $PWD` + repodir=`basename $repodir` + fi + repo=${repodir%.git} + fi + + repoprefix=$(git config hooks.discord.repo-nice-name || git config hooks.irc.prefix || git config hooks.emailprefix || echo "$repo") + onlylast=`git config --get hooks.discord.show-only-last-commit` + onlylast=$onlylast && [ -n "$onlylast" ] + + # Get the user information + # If $GL_USER is set we're running under gitolite. + if [ -n "$GL_USER" ]; then + user=$GL_USER + else + user=$USER + fi + + case ${change_type} in + "create") + header="New ${refname_type} *${short_refname}* has been created in ${repoprefix}" + single_commit_suffix="commit" + ;; + "delete") + header="$(tr '[:lower:]' '[:upper:]' <<< ${refname_type:0:1})${refname_type:1} *$short_refname* has been deleted from ${repoprefix}" + single_commit_suffix="commit" + ;; + "update") + num=$(git log --pretty=oneline ${1}..${2}|wc -l|tr -d ' ') + branch=${3/refs\/heads\//} + + if [ ${num} -gt 1 ]; then + header="${num} new commits *pushed* to *${short_refname}* in ${repoprefix}" + single_commit_suffix="one" + s="s" + else + header="A new commit has been *pushed* to *${short_refname}* in ${repoprefix}" + single_commit_suffix="one" + fi + + ;; + *) + # most weird ... this should never happen + echo >&2 "*** Unknown type of update to $refname ($rev_type)" + echo >&2 "*** - notifications will probably screw up." + ;; + esac + if $onlylast && [[ "${change_type}" != "delete" ]]; then + header="$header, showing last $single_commit_suffix:" + fi + + + if [[ "${change_type}" != "delete" && "${refname_type}" == "branch" ]]; then + reporoot=`git config --get hooks.discord.repos-root` + + urlformat= + + formattedurl="" + if [ -n "$urlformat" ]; then + formattedurl="<${urlformat}|%h> " + fi + + + nl="\\\\n" + + if [[ "${change_type}" == "update" ]]; then + start="${1}" + else + start="HEAD" + fi + + end="${2}" + + # merge `git log` output with $header + if $onlylast; then + countarg="-n 1" + else + countarg="" + fi + + # Process the log and escape double quotes; assuming for now that committer names don't have five semicolons in them + log_out=$( git log --pretty=format:"%cN;;;;;${formattedurl}%s" $countarg ${start}..${end} \ + | sed -e 's/\\/\\\\/g' \ + | sed -e 's/"/\\"/g' \ + | sed -e 's/\(.*\);;;;;\(.*\)/{"title":"\1","value":"\2","short":false},/' ) + + fields=${log_out%?} + + attachments="[{ \"fallback\" : \"${header}\", \"color\" : \"good\", \"fields\" : [${fields}]}]" + fi + + if [ -n "${attachments}" ] && [[ "${attachments}" != "" ]]; then + msg=$(echo -e "\"text\":\"${header}\", \"attachments\" : $attachments") + else + msg=$(echo -e "\"text\":\"${header}\"") + fi + + # slack API uses \n substitution for newlines + # msg=$(echo "${msg}" | perl -p -e 's/\+/+/mg') + + webhook_url=$(git config --get hooks.discord.webhook-url) + username=$(git config --get hooks.discord.username) + + if [ -z "$webhook_url" ]; then + echo "ERROR: config settings not found" + help + exit 1 + fi + + webhook_url="$webook_url/slack" + + payload="{${msg}, " + + if [ -n "$username" ]; then + payload="$payload, \"username\": \"$username\"" + fi + + payload="$payload}" + + if [ -n "$DEBUG" ]; then + echo "POST $webhook_url" + echo "payload=$payload" + return + fi + + curl -s \ + -d "payload=$payload" \ + "$webhook_url" \ + >/dev/null +} diff --git a/post-receive b/post-receive index 3aeae35..46cd464 100755 --- a/post-receive +++ b/post-receive @@ -4,20 +4,26 @@ HOOKDIR=$(dirname $0) # Load functions . $HOOKDIR/irker . $HOOKDIR/slack +. $HOOKDIR/discord channels=$(git config --get irker.channels) -webhook_url=$(git config --get hooks.slack.webhook-url) +slack_url=$(git config --get hooks.slack.webhook-url) + +discord_url=$(git config --get hooks.discord.webhook-url) while read line; do set -- $line if [ -n "$channels" ]; then notify_irker $* fi - if [ -n "$webhook_url" ]; then + if [ -n "$slack_url" ]; then notify_slack $* fi + if [ -n "$discord_url" ]; then + notify_discord $* + fi RET=$? done exit $RET -- 2.34.1