ci(bump): implement automatic PR creation

Author: thomasleplus

latex/bump-apk-versions.sh

@@ -14,6 +14,7 @@ if [ -f /.dockerenv ]; then
 	u=$(\apk -u list | \tr '\n' '|')
 
 	\sed -e :a -e '/\\$/N; s/\\\n//; ta' Dockerfile | \grep -o -e 'apk[^\&\;]*add[^\&\;]*' | \grep -o -e '[^ ]*=[^ ]*' | while IFS= \read -r l; do
+		\rm -f .bump.csv.bak
 		p="${l%=*}"
 		v1="${l#*=}"
 		v="$(\echo "|${u}" | \grep -o -e "\|${p}-[^\|]*upgradable from: ${p}-${v1}" || true)"
@@ -24,12 +25,14 @@ if [ -f /.dockerenv ]; then
 		v2="$(\echo "${v}" | \cut -d ' ' -f 1 | \cut -c ${n}-)"
 		if [ -n "${v2}" ] && [ "${v2}" != "${v1}" ]; then
 			\echo "${p} ${v1} -> ${v2}"
-			\perl -i -p -e "s|\Q${l}\E|${p}=${v2}|g" Dockerfile
+			\echo "${p},${v1},${v2},${p}=${v1},${p}=${v2}" >>.bump.csv.bak
 		fi
 	done
 
 else
 
-	\docker run --pull always --rm -t --user root -v "$(pwd):/opt/bump" "leplusorg/${PWD##*/}:alpine" /opt/bump/"$(\basename "${0}")"
+	\docker run --pull always --rm -t --user root -v "$(pwd):/opt/bump" "leplusorg/${PWD##*/}:main" /opt/bump/"$(\basename "${0}")"
+
+	./create-prs.sh
 
 fi

latex/create-prs.sh

@@ -0,0 +1,27 @@
+#!/bin/bash
+
+set -euo pipefail
+
+cd "$(\dirname "${0}")"
+
+if [ -f .bump.csv.bak ]; then
+	if [ "$(\git status --porcelain=1 | wc -l)" -ne 0 ]; then
+		>&2 echo "error: git repo contains uncommitted changes"
+		exit 1
+	fi
+	csv="$(\cat .bump.csv.bak)"
+	\rm -f .bump.csv.bak
+	while IFS="," read -r p v1 v2 l1 l2; do
+		b="${p}-${v2}"
+		\git switch --create "${b}"
+		\perl -i -p -e "s|\Q${l1}\E|${l2}|g" Dockerfile
+		\git add Dockerfile
+		\git commit -S -m "build(deps): bump ${p} from ${v1} to ${v2}"
+		read -n 1 -s -r -p "Please review and push commit in branch \"${b}\". Press enter to continue..."
+		\gh pr create -f -l build -l dependencies -B alpine
+		\git checkout -
+	done <<<"${csv}"
+else
+	>&2 echo "error: nothing to do"
+	exit 1
+fi