Created an Alpine-version

Dockerfile

@@ -1,17 +1,13 @@
-FROM debian:10-slim
-RUN apt-get update && apt-get install wget gnupg -y && \
-    printf "deb http://packages.icinga.com/debian icinga-buster main\ndeb-src http://packages.icinga.com/debian icinga-buster main" > /etc/apt/sources.list.d/icinga2.list && \
-    wget -O - https://packages.icinga.com/icinga.key | apt-key add - && \
-    apt-get update && apt-get --no-install-recommends install icinga2 monitoring-plugins tzdata -y && \
-    mkdir /run/icinga2 && chown nagios:nagios /run/icinga2 && \
+FROM alpine:3.11
+RUN apk update && \
+    apk add bash && \
+    apk add icinga2 && \
+    mkdir /run/icinga2 && chown icinga:icinga /run/icinga2 && \
     mkdir -p /var/lib/icinga2/certs && \
-    chown -R nagios:nagios /var/lib/icinga2/certs && \
-    apt-get remove -y wget gnupg && \
-    apt-get autoremove -y && \
-    apt-get clean 
+    chown -R icinga:icinga /var/lib/icinga2/certs
 
 COPY create-satellite.sh /create-satellite.sh
 COPY run-icinga.sh /run-icinga.sh
 RUN chmod +x /create-satellite.sh ; chmod +x /run-icinga.sh
-EXPOSE 5665
+
 ENTRYPOINT ["/run-icinga.sh"]

README.md

@@ -1,40 +1,10 @@
 # icinga-satellite
 An easy-to-use Dockerized Icinga2 satellite setup. It could be used as an
 Icinga2 agent aswell, but I don't think that would make much sense. The goal
-is instead to create an easy-to-deploy satellite image.
-
-![Docker Image Size (latest by date)](https://img.shields.io/docker/image-size/jackbenny/icinga-satellite?sort=date)
-![Docker Pulls](https://img.shields.io/docker/pulls/jackbenny/icinga-satellite)
-![Docker Stars](https://img.shields.io/docker/stars/jackbenny/icinga-satellite)
-![Docker Cloud Automated build](https://img.shields.io/docker/cloud/automated/jackbenny/icinga-satellite)
-![Docker Cloud Build Status](https://img.shields.io/docker/cloud/build/jackbenny/icinga-satellite)
-
-## Tags and their respective Dockerfile
-
-### Main tags
-* [0.5, latest](https://github.com/jackbenny/icinga-satellite/blob/master/Dockerfile)
-* [0.4](https://github.com/jackbenny/icinga-satellite/blob/0.4/Dockerfile)
-* [0.3](https://github.com/jackbenny/icinga-satellite/blob/0.3/Dockerfile)
-* [0.2](https://github.com/jackbenny/icinga-satellite/blob/0.2/Dockerfile)
-* [0.1](https://github.com/jackbenny/icinga-satellite/blob/0.1/Dockerfile)
-
-### Alpine tags (currently has some problems)
-* [0.1.1-alpine](https://github.com/jackbenny/icinga-satellite/blob/0.1.1-alpine/Dockerfile)
-* [0.1-alpine](https://github.com/jackbenny/icinga-satellite/blob/0.1-alpine/Dockerfile)
-
-> **NOTE:** Currently there are some problems with the Alpine image. 
-> Use the *main images* instead, tagged *0.n*.
-
-There are two available images for you to choose from. The main images (0.*n*) are based on
-Debian 10-slim from tag 0.5 and up. Previous to 0.5 they were based on Ubuntu 18.04. 
-The main images uses Icinga2 from Icingas official repository. 
-
-The other images (0.*n*-alpine) are based on Alpine with Icinga2 from Alpines repository. 
-From 0.1.1-alpine and up, the Alpine images are built on the latest Alpine image. Previous to
-0.1.1 they were based on Alpine 3.11.
+is instead to create an easy-to-deploy satellite Docker.
 
 ## Environment variables
-Everything is controlled using the following environment variables.
+Everything is controlled using the follwing environment variables.
 
 * **CN** is the Common Name of the satellite
 * **ZONE** is the zone in which this satellite should be in. If no zone is specified
@@ -47,18 +17,15 @@ Everything is controlled using the following environment variables.
 * **TICKET** is the ticket you get from the master (if you are using Director
   you find it under the Agent tab of the host).
 * **ACCEPT_CONFIG** takes a ***y*** or ***n*** value for yes or no. The default is
-  ***n***
+  ***n***.
 * **ACCEPT_COMMANDS** takes a ***y*** or ***n*** value for yes or no. The default is
-  ***n***
+  ***n***.
 * **DISABLE_CONFD** takes a ***y*** or ***n*** value for yes or no. The default is
   ***y***. This should be a sane default for most people.
-* **LOCAL_TIMEZONE** sets the local timezone of the satellite. For example
-  *Europe/Stockholm* or *America/New_York*
 
 ## Example usage
 ```
 #> docker run -d --name my-icinga-sat \
-  -p 5665:5665 \
   -e CN=icinga-sat02.local \
   -e PARENTHOST=icinga-master.local \
   -e PARENTCN=icinga-master.local \
@@ -74,9 +41,6 @@ version: "3.8"
 services:
   my-icinga-sat:
     image: jackbenny/icinga-satellite
-    ports:
-      - 5665:5665
-    restart:always
     environment:
       - CN=icinga-sat02.local
       - ZONE=icinga-sat02.local
@@ -87,7 +51,5 @@ services:
       - ACCEPT_CONFIG=y
       - ACCEPT_COMMANDS=y
       - DISABLE_CONFD=y
-      - LOCAL_TIMEZONE=Europe/Stockholm
 ```
 
-

create-satellite.sh

@@ -37,11 +37,6 @@ else
     DISABLE_CONF=" "
 fi
 
-# Set the local timezone
-if [ ! -z "$LOCAL_TIMEZONE" ]; then
-	ln -sf /usr/share/zoneinfo/"$LOCAL_TIMEZONE" /etc/localtime
-fi
-
 icinga2 pki new-cert --cn "$CN" \
 --key /var/lib/icinga2/certs/"${CN}".key \
 --cert /var/lib/icinga2/certs/"${CN}".crt