coryHawkvelt/docker-keepalived
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use alpine

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This commit is contained in:
Bertrand Gouny
2017-04-02 14:25:09 +02:00
parent 0b2ba5f4bf
commit b89cdbae27
7 changed files with 83 additions and 42 deletions
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image/service/keepalived/finish.sh
+14 -1
View File
@@ -7,7 +7,20 @@ log-helper level eq trace && set -x
# try to delete virtual ips from interface
for vip in $(complex-bash-env iterate KEEPALIVED_VIRTUAL_IPS)
do
ip addr del ${!vip}/32 dev ${KEEPALIVED_INTERFACE} || true
IP_INFO=$(ip addr list | grep ${!vip}) || continue
IP_V6=$(echo "${IP_INFO}" | grep "inet6")
IP_IP=$(echo "${IP_INFO}" | awk '{print $2}')
# ipv4
if [ -z "${IP_V6}" ]; then
IP_INTERFACE=$(echo "${IP_INFO}" | awk '{print $5}')
# ipv6
else
echo "skipping address: ${IP_IP} - ipv6 not supported yet :("
continue
fi
ip addr del ${IP_IP} dev ${IP_INTERFACE} || true
done
exit 0
image/service/keepalived/process.sh
+1 -1
View File
@@ -4,4 +4,4 @@
# https://github.com/osixia/docker-light-baseimage/blob/stable/image/tool/log-helper
log-helper level eq trace && set -x
exec /usr/local/sbin/keepalived -f /etc/keepalived/keepalived.conf --dont-fork --log-console ${KEEPALIVED_COMMAND_LINE_ARGUMENTS}
exec /usr/local/sbin/keepalived -f /usr/local/etc/keepalived/keepalived.conf --dont-fork --log-console ${KEEPALIVED_COMMAND_LINE_ARGUMENTS}
image/service/keepalived/startup.sh
+26 -12
View File
@@ -11,30 +11,31 @@ if [ ! -e "$FIRST_START_DONE" ]; then
#
# bootstrap config
#
sed -i --follow-symlinks "s|{{ KEEPALIVED_INTERFACE }}|$KEEPALIVED_INTERFACE|g" ${CONTAINER_SERVICE_DIR}/keepalived/assets/keepalived.conf
sed -i --follow-symlinks "s|{{ KEEPALIVED_PRIORITY }}|$KEEPALIVED_PRIORITY|g" ${CONTAINER_SERVICE_DIR}/keepalived/assets/keepalived.conf
sed -i --follow-symlinks "s|{{ KEEPALIVED_PASSWORD }}|$KEEPALIVED_PASSWORD|g" ${CONTAINER_SERVICE_DIR}/keepalived/assets/keepalived.conf
sed -i "s|{{ KEEPALIVED_INTERFACE }}|$KEEPALIVED_INTERFACE|g" ${CONTAINER_SERVICE_DIR}/keepalived/assets/keepalived.conf
sed -i "s|{{ KEEPALIVED_PRIORITY }}|$KEEPALIVED_PRIORITY|g" ${CONTAINER_SERVICE_DIR}/keepalived/assets/keepalived.conf
sed -i "s|{{ KEEPALIVED_PASSWORD }}|$KEEPALIVED_PASSWORD|g" ${CONTAINER_SERVICE_DIR}/keepalived/assets/keepalived.conf
if [ -n "$KEEPALIVED_NOTIFY" ]; then
sed -i --follow-symlinks "s|{{ KEEPALIVED_NOTIFY }}|notify \"$KEEPALIVED_NOTIFY\"|g" ${CONTAINER_SERVICE_DIR}/keepalived/assets/keepalived.conf
sed -i "s|{{ KEEPALIVED_NOTIFY }}|notify \"$KEEPALIVED_NOTIFY\"|g" ${CONTAINER_SERVICE_DIR}/keepalived/assets/keepalived.conf
chown keepalived_script:keepalived_script $KEEPALIVED_NOTIFY
chmod +x $KEEPALIVED_NOTIFY
else
sed -i --follow-symlinks "/{{ KEEPALIVED_NOTIFY }}/d" ${CONTAINER_SERVICE_DIR}/keepalived/assets/keepalived.conf
sed -i "/{{ KEEPALIVED_NOTIFY }}/d" ${CONTAINER_SERVICE_DIR}/keepalived/assets/keepalived.conf
fi
# unicast peers
for peer in $(complex-bash-env iterate KEEPALIVED_UNICAST_PEERS)
do
sed -i --follow-symlinks "s|{{ KEEPALIVED_UNICAST_PEERS }}|${!peer}\n {{ KEEPALIVED_UNICAST_PEERS }}|g" ${CONTAINER_SERVICE_DIR}/keepalived/assets/keepalived.conf
sed -i "s|{{ KEEPALIVED_UNICAST_PEERS }}|${!peer}\n {{ KEEPALIVED_UNICAST_PEERS }}|g" ${CONTAINER_SERVICE_DIR}/keepalived/assets/keepalived.conf
done
sed -i --follow-symlinks "/{{ KEEPALIVED_UNICAST_PEERS }}/d" ${CONTAINER_SERVICE_DIR}/keepalived/assets/keepalived.conf
sed -i "/{{ KEEPALIVED_UNICAST_PEERS }}/d" ${CONTAINER_SERVICE_DIR}/keepalived/assets/keepalived.conf
# virtual ips
for vip in $(complex-bash-env iterate KEEPALIVED_VIRTUAL_IPS)
do
sed -i --follow-symlinks "s|{{ KEEPALIVED_VIRTUAL_IPS }}|${!vip}\n {{ KEEPALIVED_VIRTUAL_IPS }}|g" ${CONTAINER_SERVICE_DIR}/keepalived/assets/keepalived.conf
sed -i "s|{{ KEEPALIVED_VIRTUAL_IPS }}|${!vip}\n {{ KEEPALIVED_VIRTUAL_IPS }}|g" ${CONTAINER_SERVICE_DIR}/keepalived/assets/keepalived.conf
done
sed -i --follow-symlinks "/{{ KEEPALIVED_VIRTUAL_IPS }}/d" ${CONTAINER_SERVICE_DIR}/keepalived/assets/keepalived.conf
sed -i "/{{ KEEPALIVED_VIRTUAL_IPS }}/d" ${CONTAINER_SERVICE_DIR}/keepalived/assets/keepalived.conf
touch $FIRST_START_DONE
fi
@@ -42,11 +43,24 @@ fi
# try to delete virtual ips from interface
for vip in $(complex-bash-env iterate KEEPALIVED_VIRTUAL_IPS)
do
ip addr del ${!vip}/32 dev ${KEEPALIVED_INTERFACE} || true
IP_INFO=$(ip addr list | grep ${!vip}) || continue
IP_V6=$(echo "${IP_INFO}" | grep "inet6")
IP_IP=$(echo "${IP_INFO}" | awk '{print $2}')
# ipv4
if [ -z "${IP_V6}" ]; then
IP_INTERFACE=$(echo "${IP_INFO}" | awk '{print $5}')
# ipv6
else
echo "skipping address: ${IP_IP} - ipv6 not supported yet :("
continue
fi
ip addr del ${IP_IP} dev ${IP_INTERFACE} || true
done
if [ ! -e "/etc/keepalived/keepalived.conf" ]; then
ln -sf ${CONTAINER_SERVICE_DIR}/keepalived/assets/keepalived.conf /etc/keepalived/keepalived.conf
if [ ! -e "/usr/local/etc/keepalived/keepalived.conf" ]; then
ln -sf ${CONTAINER_SERVICE_DIR}/keepalived/assets/keepalived.conf /usr/local/etc/keepalived/keepalived.conf
fi
exit 0