Merge pull request #278 from Toutzn/master

enable cron support

Author: jjethwa

Dockerfile

@@ -51,6 +51,7 @@ RUN export DEBIAN_FRONTEND=noninteractive \
     supervisor \
     unzip \
     wget \
+    cron \
     && apt-get -y --purge remove exim4 exim4-base exim4-config exim4-daemon-light \
     && apt-get clean \
     && rm -rf /var/lib/apt/lists/*
@@ -131,6 +132,7 @@ RUN true \
     && mkdir -p /var/log/icinga2 \
     && chmod 755 /var/log/icinga2 \
     && chown nagios:adm /var/log/icinga2 \
+    && touch /var/log/cron.log \
     && rm -rf \
     /var/lib/mysql/* \
     && chmod u+s,g+s \

Dockerfile.arm32v7

@@ -59,6 +59,7 @@ RUN export DEBIAN_FRONTEND=noninteractive \
     supervisor \
     unzip \
     wget \
+    cron \
     && apt-get -y --purge remove exim4 exim4-base exim4-config exim4-daemon-light \
     && apt-get clean \
     && rm -rf /var/lib/apt/lists/*
@@ -139,6 +140,7 @@ RUN true \
     && mkdir -p /var/log/icinga2 \
     && chmod 755 /var/log/icinga2 \
     && chown nagios:adm /var/log/icinga2 \
+    && touch /var/log/cron.log \
     && rm -rf \
     /var/lib/mysql/* \
     && chmod u+s,g+s \

Dockerfile.arm64v8

@@ -60,6 +60,7 @@ RUN export DEBIAN_FRONTEND=noninteractive \
     supervisor \
     unzip \
     wget \
+    cron \
     && apt-get -y --purge remove exim4 exim4-base exim4-config exim4-daemon-light \
     && apt-get clean \
     && rm -rf /var/lib/apt/lists/*
@@ -140,6 +141,7 @@ RUN true \
     && mkdir -p /var/log/icinga2 \
     && chmod 755 /var/log/icinga2 \
     && chown nagios:adm /var/log/icinga2 \
+    && touch /var/log/cron.log \
     && rm -rf \
     /var/lib/mysql/* \
     && chmod u+s,g+s \

content/etc/supervisor/conf.d/cron.conf

@@ -0,0 +1,8 @@
+[program:crond]
+command = /opt/supervisor/cron_supervisor
+autostart = true
+autorestart = true
+stdout_logfile = /dev/stdout
+stdout_logfile_maxbytes = 0
+stderr_logfile = /dev/stderr
+stderr_logfile_maxbytes = 0

content/opt/setup/55-cron

@@ -0,0 +1,16 @@
+#!/bin/bash
+
+. /opt/helpers
+
+if [ ! -f "/etc/cron.d/icinga" ]; then
+	echo "=> Copying icinga cronfile for /etc/cron.d"
+
+	cat >/etc/cron.d/icinga <<-END
+	# If you enabled x509 module you can use the cronjobs to insert/refresh your certificates.
+
+	#30 2 * * * 	/usr/bin/icingacli x509 import --file /etc/ssl/certs/ca-certificates.crt 2>&1
+	#00 4 * * * 	/usr/bin/icingacli x509 scan --job <JOBNAME> 2>&1
+	END
+
+	chmod 0644 /etc/cron.d/icinga
+fi

content/opt/supervisor/cron_supervisor

@@ -0,0 +1,10 @@
+#!/bin/bash
+
+. /opt/helpers
+
+service cron start
+
+# Allow any signal which would kill a process to stop server
+trap "service cron stop" HUP INT QUIT ABRT ALRM TERM TSTP
+
+while pgrep -u root cron > /dev/null; do sleep 5; done

docker-compose.yml

@@ -37,6 +37,7 @@ services:
       - ./data/icinga/log/icingaweb2:/var/log/icingaweb2
       - ./data/icinga/log/mysql:/var/log/mysql
       - ./data/icinga/spool:/var/spool/icinga2
+      - ./data/icinga/cron.d/icinga:/etc/cron.d/icinga
       # Sending e-mail
       #  See: https://github.com/jjethwa/icinga2#sending-notification-mails
       #  If you want to enable outbound e-mail, edit the file mstmp/msmtprc