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inital version

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Schreiner Pascal
2025-01-29 21:48:27 +01:00
parent 32662c3b84
commit dfe3c3a509
2 changed files with 104 additions and 0 deletions
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FROM debian:bookworm-slim
LABEL maintainer="docker@ao-it.net"
## prepare requirements
RUN ["bash", "-exo", "pipefail", "-c", "\
export DEBIAN_FRONTEND=noninteractive ; \
apt update ; \
apt install -y wget gnupg ; \
wget -O - https://packages.icinga.com/icinga.key | \
gpg --dearmor -o /usr/share/keyrings/icinga-archive-keyring.gpg ; \
source /etc/os-release ; \
echo \"deb [signed-by=/usr/share/keyrings/icinga-archive-keyring.gpg] https://packages.icinga.com/debian icinga-${VERSION_CODENAME} main\" > /etc/apt/sources.list.d/${VERSION_CODENAME}-icinga.list ; \
echo \"deb-src [signed-by=/usr/share/keyrings/icinga-archive-keyring.gpg] https://packages.icinga.com/debian icinga-${VERSION_CODENAME} main\" >> /etc/apt/sources.list.d/${VERSION_CODENAME}-icinga.list ; \
apt clean all ; \
rm -vrf /var/lib/apt/lists/* "]
## install icinga2
RUN ["bash", "-exo", "pipefail", "-c", "\
export DEBIAN_FRONTEND=noninteractive ; \
apt update ; \
apt install -y icinga2 monitoring-plugins ; \
mkdir -p /run/icinga2 ; \
chown nagios: /run/icinga2 ; \
apt clean all ; \
rm -vrf /var/lib/apt/lists/* "]
## create persistend data store
RUN ["bash", "-exo", "pipefail", "-c", "\
mkdir -p /data ; \
mkdir -p /data-init/etc/ ; \
mkdir -p /data-init/var/ ; \
mkdir -p /data-init/plugins ; \
mv /etc/icinga2 /data-init/etc/ ; \
mv /var/lib/icinga2 /data-init/var/ ; \
mv /usr/lib/nagios/plugins /data-init/ ; \
ln -vs /data/etc/icinga2 /etc/icinga2 ; \
ln -vs /data/var/icinga2 /var/lib/icinga2 ; \
ln -vs /data/plugins /usr/lib/nagios/plugins ; \
"]
EXPOSE 5665
COPY init.sh /root/init.sh
VOLUME ["/data"]
WORKDIR /
USER root
CMD ["bash", "/root/init.sh"]

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#!/bin/bash
ICINGA2_FILE_API_CONF=/etc/icinga2/features-enabled/api.conf
ICINGA2_FILE_API_USER_CONF=/etc/icinga2/conf.d/api-users.conf
ICINGA2_FILE_ICINGADB_CONF=/etc/icinga2/features-enabled/icingadb.conf
## init icinga config files if need
if [ -z "$(ls -A /data)" ]; then
echo init icinga2 config
cp -ax /data-init/* /data
rm -rf /data-init
fi
## init api user
if [ ! -f "$ICINGA2_FILE_API_CONF" ]; then
echo run api setup because no config exists
/usr/sbin/icinga2 api setup
## only on inital setup replace one time the api root user password if a env var is set
if [ ! -z "$ICINGA2_API_USER_ROOT_PASS" ]; then
echo set inital api root user password
sed -i "s|password = \".*\"|password = \"$ICINGA2_API_USER_ROOT_PASS\"|g" $ICINGA2_FILE_API_USER_CONF
fi
## only on inital setup create a icingaweb api user if env var is set
## permission source: https://icinga.com/docs/icinga-web/latest/modules/monitoring/doc/05-Command-Transports/
if [ ! -z "$ICINGA2_API_USER_ICINGAWEB_PASS" ]; then
echo set inital icingadb api user
echo 'object ApiUser "icingaweb2" {' >> $ICINGA2_FILE_API_USER_CONF
echo " password = \"$ICINGA2_API_USER_ICINGAWEB_PASS\"" >> $ICINGA2_FILE_API_USER_CONF
echo ' permissions = [ "status/query", "actions/*", "objects/modify/*", "objects/query/*" ]' >> $ICINGA2_FILE_API_USER_CONF
echo '}' >> $ICINGA2_FILE_API_USER_CONF
fi
fi
## enable icingadb feature if not active
if [ ! -f "$ICINGA2_FILE_ICINGADB_CONF" ]; then
echo enable icingadb
/usr/sbin/icinga2 feature enable icingadb
fi
## replace redis conf is env vars set (anytime)
if [ ! -z "$ICINGA2_ICINGADB_REDIS_HOST" ]; then
echo set new redis host
sed -i "s|\(//\)*host = \".*\"|host = \"$ICINGA2_ICINGADB_REDIS_HOST\"|g" $ICINGA2_FILE_ICINGADB_CONF
fi
if [ ! -z "$ICINGA2_ICINGADB_REDIS_PORT" ]; then
echo set new redis port
sed -i "s|\(//\)*port = .*|port = $ICINGA2_ICINGADB_REDIS_PORT|g" $ICINGA2_FILE_ICINGADB_CONF
fi
if [ ! -z "$ICINGA2_ICINGADB_REDIS_PASS" ]; then
echo set new redis password
sed -i "s|\(//\)*password = \".*\"|password = \"$ICINGA2_ICINGADB_REDIS_PASS\"|g" $ICINGA2_FILE_ICINGADB_CONF
fi
/usr/sbin/icinga2 daemon