Change source with dot at extend_start files

Is a best practice in Unix/Linux scripts to use dots
instead of source command.
Using dots will avoid issues with non BASH shells

TrivialFix
Change-Id: Ie6480a1954f853f79faffa093452715ebd9f7d90
Signed-off-by: Eduardo Gonzalez <dabarren@gmail.com>

docker/base/start.sh

@@ -17,7 +17,7 @@ ARGS=""
 
 if [[ ! "${!KOLLA_SKIP_EXTEND_START[@]}" ]]; then
     # Run additional commands if present
-    source kolla_extend_start
+    . kolla_extend_start
 fi
 
 echo "Running command: '${CMD}${ARGS:+ $ARGS}'"

docker/ceilometer/ceilometer-base/extend_start.sh

@@ -7,4 +7,4 @@ if [[ $(stat -c %a /var/log/kolla/ceilometer) != "755" ]]; then
     chmod 755 /var/log/kolla/ceilometer
 fi
 
-source /usr/local/bin/kolla_ceilometer_extend_start
+. /usr/local/bin/kolla_ceilometer_extend_start

docker/cinder/cinder-base/extend_start.sh

@@ -7,4 +7,4 @@ if [[ $(stat -c %a /var/log/kolla/cinder) != "755" ]]; then
     chmod 755 /var/log/kolla/cinder
 fi
 
-source /usr/local/bin/kolla_cinder_extend_start
+. /usr/local/bin/kolla_cinder_extend_start

docker/designate/designate-base/extend_start.sh

@@ -7,4 +7,4 @@ if [[ $(stat -c %a /var/log/kolla/designate) != "755" ]]; then
     chmod 755 /var/log/kolla/designate
 fi
 
-source /usr/local/bin/kolla_designate_extend_start
+. /usr/local/bin/kolla_designate_extend_start

docker/glance/glance-base/extend_start.sh

@@ -7,4 +7,4 @@ if [[ $(stat -c %a /var/log/kolla/glance) != "755" ]]; then
     chmod 755 /var/log/kolla/glance
 fi
 
-source /usr/local/bin/kolla_glance_extend_start
+. /usr/local/bin/kolla_glance_extend_start

docker/heat/heat-base/extend_start.sh

@@ -7,4 +7,4 @@ if [[ $(stat -c %a /var/log/kolla/heat) != "755" ]]; then
     chmod 755 /var/log/kolla/heat
 fi
 
-source /usr/local/bin/kolla_heat_extend_start
+. /usr/local/bin/kolla_heat_extend_start

docker/horizon/extend_start.sh

@@ -4,7 +4,7 @@
 # results in the container not being able to restart. (bug #1489676, 1557036)
 if [[ "${KOLLA_BASE_DISTRO}" =~ debian|ubuntu ]]; then
     # Loading Apache2 ENV variables
-    source /etc/apache2/envvars
+    . /etc/apache2/envvars
     rm -rf /var/run/apache2/*
 else
     rm -rf /var/run/httpd/* /run/httpd/* /tmp/httpd*

docker/keystone/keystone/extend_start.sh

@@ -15,7 +15,7 @@ function kolla_kubernetes {
 # results in the container not being able to restart. (bug #1489676, 1557036)
 if [[ "${KOLLA_BASE_DISTRO}" =~ debian|ubuntu ]]; then
     # Loading Apache2 ENV variables
-    source /etc/apache2/envvars
+    . /etc/apache2/envvars
     rm -rf /var/run/apache2/*
     APACHE_DIR="apache2"
 else

docker/magnum/magnum-base/extend_start.sh

@@ -7,4 +7,4 @@ if [[ $(stat -c %a /var/log/kolla/magnum) != "755" ]]; then
     chmod 755 /var/log/kolla/magnum
 fi
 
-source /usr/local/bin/kolla_magnum_extend_start
+. /usr/local/bin/kolla_magnum_extend_start

docker/manila/manila-base/extend_start.sh

@@ -7,4 +7,4 @@ if [[ $(stat -c %a /var/log/kolla/manila) != "755" ]]; then
     chmod 755 /var/log/kolla/manila
 fi
 
-source /usr/local/bin/kolla_manila_extend_start
+. /usr/local/bin/kolla_manila_extend_start

docker/mistral/mistral-base/extend_start.sh

@@ -7,4 +7,4 @@ if [[ $(stat -c %a /var/log/kolla/mistral) != "755" ]]; then
     chmod 755 /var/log/kolla/mistral
 fi
 
-source /usr/local/bin/kolla_mistral_extend_start
+. /usr/local/bin/kolla_mistral_extend_start

docker/murano/murano-base/extend_start.sh

@@ -7,4 +7,4 @@ if [[ $(stat -c %a /var/log/kolla/murano) != "755" ]]; then
     chmod 755 /var/log/kolla/murano
 fi
 
-source /usr/local/bin/kolla_murano_extend_start
+. /usr/local/bin/kolla_murano_extend_start

docker/neutron/neutron-base/extend_start.sh

@@ -7,4 +7,4 @@ if [[ $(stat -c %a /var/log/kolla/neutron) != "755" ]]; then
     chmod 755 /var/log/kolla/neutron
 fi
 
-source /usr/local/bin/kolla_neutron_extend_start
+. /usr/local/bin/kolla_neutron_extend_start

docker/nova/nova-base/extend_start.sh

@@ -7,4 +7,4 @@ if [[ $(stat -c %a /var/log/kolla/nova) != "755" ]]; then
     chmod 755 /var/log/kolla/nova
 fi
 
-source /usr/local/bin/kolla_nova_extend_start
+. /usr/local/bin/kolla_nova_extend_start

docker/openvswitch/openvswitch-base/extend_start.sh

@@ -7,4 +7,4 @@ if [[ $(stat -c %a /var/log/kolla/openvswitch) != "755" ]]; then
     chmod 755 /var/log/kolla/openvswitch
 fi
 
-source /usr/local/bin/kolla_openvswitch_extend_start
+. /usr/local/bin/kolla_openvswitch_extend_start

docker/sahara/sahara-base/extend_start.sh

@@ -7,4 +7,4 @@ if [[ $(stat -c %a /var/log/kolla/sahara) != "755" ]]; then
     chmod 755 /var/log/kolla/sahara
 fi
 
-source /usr/local/bin/kolla_sahara_extend_start
+. /usr/local/bin/kolla_sahara_extend_start

docker/senlin/senlin-base/extend_start.sh

@@ -7,4 +7,4 @@ if [[ $(stat -c %a /var/log/kolla/senlin) != "755" ]]; then
     chmod 755 /var/log/kolla/senlin
 fi
 
-source /usr/local/bin/kolla_senlin_extend_start
+. /usr/local/bin/kolla_senlin_extend_start

docker/watcher/watcher-base/extend_start.sh

@@ -7,4 +7,4 @@ if [[ $(stat -c %a /var/log/kolla/watcher) != "755" ]]; then
     chmod 755 /var/log/kolla/watcher
 fi
 
-source /usr/local/bin/kolla_watcher_extend_start
+. /usr/local/bin/kolla_watcher_extend_start