From 0c214c0cfb1f0e750deec0c411f180c2ab561cec Mon Sep 17 00:00:00 2001
From: EuAndreh <eu@euandre.org>
Date: Wed, 13 Apr 2022 14:32:04 -0300
Subject: aux/ci/: Add

---
 aux/ci/ci-build.sh         |  66 +++++++++++++++++++++++++++
 aux/ci/git-post-receive.sh |  22 +++++++++
 aux/ci/git-pre-push.sh     |  22 +++++++++
 aux/ci/report.sh           | 109 +++++++++++++++++++++++++++++++++++++++++++++
 4 files changed, 219 insertions(+)
 create mode 100755 aux/ci/ci-build.sh
 create mode 100755 aux/ci/git-post-receive.sh
 create mode 100755 aux/ci/git-pre-push.sh
 create mode 100755 aux/ci/report.sh

diff --git a/aux/ci/ci-build.sh b/aux/ci/ci-build.sh
new file mode 100755
index 0000000..8d49779
--- /dev/null
+++ b/aux/ci/ci-build.sh
@@ -0,0 +1,66 @@
+#!/bin/sh
+set -eux
+
+PROJECT="$1"
+LOGS_DIR="$2"
+SHA="$3"
+FILENAME="$(date -Is)-$SHA.log"
+LOGFILE="$LOGS_DIR/$FILENAME"
+
+mkdtemp() {
+	name="$(echo 'mkstemp(template)' |
+		m4 -D template="${TMPDIR:-/tmp}/m4-tmpname.")"
+	rm -f "$name"
+	mkdir "$name"
+	echo "$name"
+}
+
+{
+	echo "Starting CI job at: $(date -Is)"
+
+	finish() {
+		STATUS="$?"
+		printf "\n\n>>> exit status was %s\n" "$STATUS"
+		echo "Finishing CI job at: $(date -Is)"
+		cd -
+		NOTE=$(cat <<EOF
+See CI logs with:
+	git notes --ref=refs/notes/ci-logs show $SHA
+	git notes --ref=refs/notes/ci-data show $SHA
+EOF
+)
+		git notes --ref=refs/notes/ci-data add -f -m "$STATUS $FILENAME"
+		git notes --ref=refs/notes/ci-logs add -f -F "$LOGFILE"
+		git notes append -m "$NOTE"
+
+		cd -
+		git fetch origin refs/notes/*:refs/notes/*
+		sh aux/ci/report.sh -n "$PROJECT" -o public
+		rsync -av public/ "/opt/www/$TLD/static/$PROJECT/"
+
+		tar \
+			-C "/opt/www/$TLD/git/repos"                   \
+			-c                                             \
+			-f "/opt/www/$TLD/static/$PROJECT/repo.tar.gz" \
+			"$PROJECT".git
+
+		printf '\n>>>\n>>> CI logs added as Git note.\n>>>\n>>> Run status was %s\n>>>\n\n' \
+			"$STATUS"
+	}
+	trap finish EXIT
+
+	unset GIT_DIR
+	REMOTE="$PWD"
+	cd "$(mkdtemp)"
+	git clone "$REMOTE" .
+	git config --global user.email git@euandre.org
+	git config --global user.name 'EuAndreh CI'
+
+	if [ -e aux/with-container ]; then
+		RUNNER='sh aux/with-container'
+	else
+		RUNNER='sh -c'
+	fi
+
+	$RUNNER 'make clean dev-check'
+} 2>&1 | tee "$LOGFILE"
diff --git a/aux/ci/git-post-receive.sh b/aux/ci/git-post-receive.sh
new file mode 100755
index 0000000..f813259
--- /dev/null
+++ b/aux/ci/git-post-receive.sh
@@ -0,0 +1,22 @@
+#!/bin/sh
+set -eu
+
+for n in $(seq 0 $((GIT_PUSH_OPTION_COUNT - 1))); do
+	opt="$(eval "echo \$GIT_PUSH_OPTION_$n")"
+	if [ "$opt" = skip-ci ] || [ "$opt" = ci-skip ]; then
+		printf "\n'%s' option detected, not running ci-build.sh\n\n" \
+			"$opt"
+		exit 0
+	fi
+done
+
+# shellcheck disable=2034
+read -r _oldrev SHA _refname
+
+PROJECT="$(basename "$PWD" | cut -d. -f1)" # remove .git suffix
+LOGS_DIR="/opt/ci/$PROJECT/logs"
+sh "/opt/ci/$PROJECT/ci-build.sh" "$PROJECT" "$LOGS_DIR" "$SHA" ||:
+
+echo 'To retrigger the build, run:'
+echo "cd /opt/www/$TLD/git/repos/$PROJECT.git/"
+echo "sh /opt/www/$TLD/git/ci/$PROJECT/ci-build.sh" "$PROJECT" "$LOGS_DIR" "$SHA"
diff --git a/aux/ci/git-pre-push.sh b/aux/ci/git-pre-push.sh
new file mode 100755
index 0000000..9883769
--- /dev/null
+++ b/aux/ci/git-pre-push.sh
@@ -0,0 +1,22 @@
+#!/bin/sh
+set -eux
+
+TLD="$(cat aux/tld.txt)"
+. aux/lib.sh
+
+PROJECT="$(basename "$PWD")"
+LOGS_DIR="/opt/www/$TLD/git/ci/$PROJECT/logs"
+REMOTE_GIT_DIR="/opt/www/$TLD/git/repos/$PROJECT.git"
+
+DESCRIPTION="$(mkstemp)"
+if [ -f description ]
+then
+	cp description "$DESCRIPTION"
+else
+	git config euandreh.description > "$DESCRIPTION"
+fi
+
+scp "$DESCRIPTION" "$TLD:$REMOTE_GIT_DIR/description"
+ssh "$TLD" mkdir -p "$LOGS_DIR"
+scp aux/ci/ci-build.sh         "$TLD:$(dirname "$LOGS_DIR")/ci-build.sh"
+scp aux/ci/git-post-receive.sh "$TLD:$REMOTE_GIT_DIR/hooks/post-receive"
diff --git a/aux/ci/report.sh b/aux/ci/report.sh
new file mode 100755
index 0000000..e900e26
--- /dev/null
+++ b/aux/ci/report.sh
@@ -0,0 +1,109 @@
+#!/bin/sh
+set -eu
+
+TLD="$(cat aux/tld.txt)"
+. aux/lib.sh
+
+while getopts 'n:o:' flag; do
+	case "$flag" in
+		n)
+			PROJECT="$OPTARG"
+			;;
+		o)
+			OUTDIR="$OPTARG"
+			;;
+		*)
+			exit 2
+			;;
+	esac
+done
+shift $((OPTIND - 1))
+
+assert_arg() {
+	if [ -z "$1" ]; then
+		echo "Missing $2" >&2
+		exit 2
+	fi
+}
+
+assert_arg "${PROJECT:-}" '-n PROJECT'
+assert_arg "${OUTDIR:-}"  '-o OUTDIR'
+
+PASS='✅'
+FAIL='❌'
+
+mkdir -p "$OUTDIR/ci-logs" "$OUTDIR/ci-data"
+
+OUT="$(mkstemp)"
+chmod 644 "$OUT"
+
+for c in $(git notes list | cut -d\  -f2); do
+	DATA="$(git notes --ref=refs/notes/ci-data show "$c")"
+	FILENAME="$(echo "$DATA" | cut -d\  -f2)"
+	echo "$DATA" > "$OUTDIR/ci-data/$FILENAME"
+	git notes --ref=refs/notes/ci-logs show "$c" \
+		> "$OUTDIR/ci-logs/$FILENAME"
+done
+
+{
+	cat <<EOF
+<!DOCTYPE html>
+<html lang="en">
+  <head>
+    <meta charset="UTF-8" />
+    <meta name="viewport"    content="width=device-width, initial-scale=1" />
+    <meta name="description" content="CI logs for $PROJECT" />
+    <link rel="icon" type="image/svg+xml" href="favicon.svg" />
+    <title>$PROJECT - CI logs</title>
+
+EOF
+
+	cat aux/workflow/style.css
+
+	cat <<EOF
+
+    <style>
+      pre {
+        display: inline;
+      }
+      ol {
+        list-style-type: disc;
+      }
+    </style>
+  </head>
+  <body>
+    <main>
+      <h1>
+        CI logs for
+        <a href="https://$TLD/$PROJECT/en/">$PROJECT</a>
+      </h1>
+      <ol>
+EOF
+} > "$OUT"
+
+for f in $(find "$OUTDIR/ci-data/" -type f | LANG=C.UTF-8 sort -r); do
+	DATA="$(cat "$f")"
+	STATUS="$(echo "$DATA" | cut -d\  -f1)"
+	FILENAME="$(echo "$DATA" | cut -d\  -f2)"
+
+	if [ "$STATUS" = 0 ]; then
+		STATUS_MARKER="$PASS"
+	else
+		STATUS_MARKER="$FAIL"
+	fi
+
+	cat <<EOF >> "$OUT"
+        <li>
+          <a href="ci-logs/$FILENAME">$STATUS_MARKER <pre>$FILENAME</pre></a>
+        </li>
+EOF
+done
+
+cat <<EOF >> "$OUT"
+      </ol>
+    </main>
+  </body>
+</html>
+EOF
+
+mv "$OUT" "$OUTDIR/ci.html"
-- 
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