init

README.md

@@ -1,2 +1,10 @@
-# docker-keepalived
-A docker image to run Keepalived
+# osixia/keepalived
+
+A docker image to run Keepalived.
+> [keepalived.org](http://keepalived.org/)
+
+## Quick start
+
+This image need to be run with : --privileged --net=host
+
+    docker run --privileged --net=host -d osixia/keepalived

image/Dockerfile

@@ -1,26 +1,31 @@
 FROM osixia/baseimage:0.10.4
 MAINTAINER Bertrand Gouny <bertrand.gouny@osixia.net>
 
-# This container need run options :
-# --privileged=true
-# --net=host
-# -v /lib/modules:/lib/modules
-
-# sudo docker run --privileged=true --net=host -v /lib/modules:/lib/modules -d osixia/keepalived:0.1.0
+# Keepalived version
+ENV KEEPALIVED_VERSION 1.2.17
 
 # Use baseimage-docker's init system.
 CMD ["/sbin/my_init"]
 
 # Install Keepalived
 RUN apt-get -y update \
-    && LC_ALL=C DEBIAN_FRONTEND=noninteractive apt-get install -y --no-install-recommends \
-    keepalived
+    && LC_ALL=C DEBIAN_FRONTEND=noninteractive apt-get install -y \
+    make gcc libssl-dev \
+    && curl -o keepalived.tar.gz -SL http://keepalived.org/software/keepalived-${KEEPALIVED_VERSION}.tar.gz \
+    && mkdir -p /osixia/keepalived-sources \
+    && tar -xzf keepalived.tar.gz --strip 1 -C /osixia/keepalived-sources \
+    && cd osixia/keepalived-sources \
+    && ./configure --with-kernel-dir=/lib/modules/$(uname -r)/build \
+    && make && make install \
+    && cd - && mkdir -p /etc/keepalived \
+    && apt-get remove -y --purge --auto-remove make gcc libssl-dev
 
 # Add Keepalived assets
 ADD service/keepalived/assets /osixia/keepalived
 
-# Run clean all
-RUN apt-get clean && rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*
+# Clean all
+RUN rm keepalived.tar.gz \
+  && apt-get clean && rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*
 
 # Add default env variables
 ADD env.yml /etc/env.yml

image/env.yml

@@ -1,4 +1,4 @@
-KEEPALIVED_INTERFACE: wlan0
+KEEPALIVED_INTERFACE: p4p1
 KEEPALIVED_PASSWORD: d0cker
 
 # for electing MASTER, highest priority wins.
@@ -6,7 +6,7 @@ KEEPALIVED_PASSWORD: d0cker
 KEEPALIVED_PRIORITY: 150
 
 KEEPALIVED_UNICAST_PEERS:
-  - 192.168.1.9
+  - 192.168.1.10
 
 KEEPALIVED_VIRTUAL_IPS:
-  - 192.168.1.230
+  - 192.168.1.231

image/service/keepalived/assets/keepalived.conf

@@ -10,7 +10,9 @@ vrrp_instance vip-1 {
   priority {{ keepalived_priority }}
   nopreempt
 
-  unicast_peer {{ keepalived_unicast_peers }}
+  unicast_peer {
+    {{ keepalived_unicast_peers }}
+  }
 
   virtual_ipaddress {
     {{ keepalived_virtual_ips }}
@@ -20,7 +22,4 @@ vrrp_instance vip-1 {
     auth_type PASS
     auth_pass {{ keepalived_password }}
   }
-
-  debug
-
 }

image/service/keepalived/container-start.sh

@@ -1,4 +1,4 @@
-#!/bin/bash -ex
+#!/bin/bash -e
 
 FIRST_START_DONE="/etc/docker-keepalived-first-start-done"
 
@@ -12,6 +12,7 @@ if [ ! -e "$FIRST_START_DONE" ]; then
       echo "Error: No default keepalived.conf found in /osixia/keepalived/keepalived.conf"
       exit 1
     else
+
       ln -s /osixia/keepalived/keepalived.conf /etc/keepalived/keepalived.conf
 
       #
@@ -51,6 +52,7 @@ if [ ! -e "$FIRST_START_DONE" ]; then
       done
       sed -i "/{{ keepalived_virtual_ips }}/d" /etc/keepalived/keepalived.conf
     fi
+
   fi
 
   touch $FIRST_START_DONE

image/service/keepalived/daemon.sh

@@ -1,2 +1,2 @@
 #!/bin/bash -e
-exec /usr/sbin/keepalived -f /etc/keepalived/keepalived.conf --dont-fork --log-console -D -d
+exec /usr/local/sbin/keepalived -f /etc/keepalived/keepalived.conf --dont-fork --log-console -D -d