Remove all Heka related remaining stuff

Heka has been removed and replaced by fluentd.
Refer to https://review.openstack.org/#/c/437874/

Change-Id: I989e5d71b5ba4d036dd45c02b3923c5bf27a04ed

docker/base/start.sh

@@ -1,13 +1,6 @@
 #!/bin/bash
 set -o errexit
 
-# Wait for the log socket
-if [[ ! "${!SKIP_LOG_SETUP[@]}" && -e /var/lib/kolla/heka ]]; then
-    while [[ ! -S /var/lib/kolla/heka/log ]]; do
-        sleep 1
-    done
-fi
-
 # Processing /var/lib/kolla/config_files/config.json as root.  This is necessary
 # to permit certain files to be controlled by the root user which should
 # not be writable by the dropped-privileged user, especially /run_command

docker/cron/Dockerfile.j2

@@ -19,8 +19,5 @@ LABEL maintainer="{{ maintainer }}" name="{{ image_name }}" build-date="{{ build
 
 {{ macros.install_packages(cron_packages | customizable("packages")) }}
 
-COPY extend_start.sh /usr/local/bin/kolla_extend_start
-RUN chmod 755 /usr/local/bin/kolla_extend_start
-
 {% block cron_footer %}{% endblock %}
 {% block footer %}{% endblock %}

docker/cron/extend_start.sh

@@ -1,7 +0,0 @@
-#!/bin/bash
-
-# NOTE(elemoine): the cron daemon sends its logs to /dev/log. Heka's log socket
-# is at /var/lib/kolla/heka/log so we symlink /dev/log to that location.
-if [[ ! -h /dev/log ]]; then
-    ln -sf /var/lib/kolla/heka/log /dev/log
-fi

docker/keepalived/extend_start.sh

@@ -1,12 +1,5 @@
 #!/bin/bash
 
-# NOTE(elemoine): keepalived cannot be configured to change the log address to
-# anything other than /dev/log. Heka's log socket is at /var/lib/kolla/heka/log
-# so we symlink /dev/log to that location.
-if [[ ! -h /dev/log ]]; then
-    ln -sf /var/lib/kolla/heka/log /dev/log
-fi
-
 modprobe ip_vs
 
 # Workaround for bug #1485079

docker/keystone/keystone-ssh/extend_start.sh

@@ -1,9 +1,5 @@
 #!/bin/bash
 
-if [[ ! -L /dev/log ]]; then
-    ln -sf /var/lib/kolla/heka/log /dev/log
-fi
-
 SSH_HOST_KEY_TYPES=( "rsa" "dsa" "ecdsa" "ed25519" )
 
 for key_type in ${SSH_HOST_KEY_TYPES[@]}; do

docker/macros.j2

@@ -6,7 +6,7 @@
         {#-
           debian_package_install is a utility method to build up an appropriate
           set of commands to install packages in a debian-based environment that
-          may include URL links to a .deb package (e.g, heka)
+          may include URL links to a .deb package
         -#}
         RUN {{ debian_package_install(packages) }}
     {%- endif %}

docker/nova/nova-ssh/extend_start.sh

@@ -1,9 +1,5 @@
 #!/bin/bash
 
-if [[ ! -L /dev/log ]]; then
-    ln -sf /var/lib/kolla/heka/log /dev/log
-fi
-
 SSH_HOST_KEY_TYPES=( "rsa" "dsa" "ecdsa" "ed25519" )
 
 for key_type in ${SSH_HOST_KEY_TYPES[@]}; do