From 1592e333be61ed600379d9a59ed68329d269f5f5 Mon Sep 17 00:00:00 2001
From: Egor Tensin <Egor.Tensin@gmail.com>
Date: Tue, 30 Mar 2021 02:21:21 +0300
Subject: docker: enable scheduled runs via crond

---
 .ci/.gitattributes   |  1 -
 .dockerignore        |  1 +
 .gitattributes       |  2 ++
 Dockerfile           |  4 +++-
 docker/entrypoint.sh | 33 +++++++++++++++++++++++++++++++++
 5 files changed, 39 insertions(+), 2 deletions(-)
 delete mode 100644 .ci/.gitattributes
 create mode 100755 docker/entrypoint.sh

diff --git a/.ci/.gitattributes b/.ci/.gitattributes
deleted file mode 100644
index dfdb8b7..0000000
--- a/.ci/.gitattributes
+++ /dev/null
@@ -1 +0,0 @@
-*.sh text eol=lf
diff --git a/.dockerignore b/.dockerignore
index 272da1f..eabf2d8 100644
--- a/.dockerignore
+++ b/.dockerignore
@@ -1,3 +1,4 @@
 *
 
 !/cgitize/**
+!/docker/**
diff --git a/.gitattributes b/.gitattributes
index 176a458..d76765e 100644
--- a/.gitattributes
+++ b/.gitattributes
@@ -1 +1,3 @@
 * text=auto
+
+*.sh text eol=lf
diff --git a/Dockerfile b/Dockerfile
index a99e1fe..98aab38 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,13 +1,15 @@
 FROM alpine:3.10
 
-RUN apk add --no-cache git openssh-client python3
+RUN apk add --no-cache bash git openssh-client python3 tini
 
 ARG ssh_sock_dir=/var/run/cgitize
 ARG ssh_sock_path="$ssh_sock_dir/ssh-agent.sock"
 
 ENV SSH_AUTH_SOCK "$ssh_sock_path"
 
+COPY ["docker/entrypoint.sh", "/"]
 COPY ["cgitize/", "/usr/src/cgitize/"]
 WORKDIR /usr/src
 
+ENTRYPOINT ["/sbin/tini", "--", "/entrypoint.sh"]
 CMD ["python3", "-m", "cgitize.main"]
diff --git a/docker/entrypoint.sh b/docker/entrypoint.sh
new file mode 100755
index 0000000..cf6eb77
--- /dev/null
+++ b/docker/entrypoint.sh
@@ -0,0 +1,33 @@
+#!/usr/bin/env bash
+
+# Copyright (c) 2021 Egor Tensin <Egor.Tensin@gmail.com>
+# This file is part of the "cgitize" project.
+# For details, see https://github.com/egor-tensin/cgitize.
+# Distributed under the MIT License.
+
+set -o errexit -o nounset -o pipefail
+
+schedule="${SCHEDULE:-once}"
+
+case "$schedule" in
+    once)    exec "$@" ;;
+    15min)   schedule='*/15 * * * *' ;;
+    hourly)  schedule='0 * * * *'    ;;
+    daily)   schedule='0 0 * * *'    ;;
+    weekly)  schedule='0 0 * * 1'    ;;
+    monthly) schedule='0 0 1 * *'    ;;
+    *) ;;
+esac
+
+script="#!/bin/bash
+cd /usr/src &&$( printf -- ' %q' "$@" )"
+
+echo "$script" > /task.sh
+chmod +x /task.sh
+
+crontab="$schedule /task.sh
+# This is the new crontab."
+
+echo "$crontab" | crontab -
+
+crond -f
-- 
cgit v1.2.3