Remove egrep usage from scripts (#1767)

Author: Alex-Welsh

etc/kayobe/ansible/rabbitmq-reset.yml

@@ -12,7 +12,7 @@
       ansible.builtin.shell:
         cmd: >-
           set -o pipefail &&
-          systemctl -a | egrep 'kolla-(barbican|blazar|cinder|cloudkitty|designate|heat|ironic|keystone|magnum|manila|neutron|nova|octavia)' |
+          systemctl -a | grep -E 'kolla-(barbican|blazar|cinder|cloudkitty|designate|heat|ironic|keystone|magnum|manila|neutron|nova|octavia)' |
           awk '{ print $NF }' |
           xargs systemctl stop
         executable: "/bin/bash"
@@ -87,7 +87,7 @@
         cmd: >-
           set -o pipefail &&
           systemctl list-units --type=service --all --no-legend --plain |
-          egrep 'kolla-(barbican|blazar|cinder|cloudkitty|designate|heat|ironic|keystone|magnum|manila|neutron|nova|octavia)' |
+          grep -E 'kolla-(barbican|blazar|cinder|cloudkitty|designate|heat|ironic|keystone|magnum|manila|neutron|nova|octavia)' |
           awk '{ print $1 }' |
           xargs -r systemctl restart
         executable: "/bin/bash"

etc/kayobe/ansible/stop-openstack-services.yml

@@ -29,4 +29,4 @@
         executable: "/bin/bash"
         cmd: >-
           set -o pipefail &&
-          systemctl -a | egrep 'kolla-({{ stop_service_list | join('|') }})' | awk '{ print $1 }' | xargs systemctl stop
+          systemctl -a | grep -E 'kolla-({{ stop_service_list | join('|') }})' | awk '{ print $1 }' | xargs systemctl stop

releasenotes/notes/remove-egrep-bf2184856b46532b.yaml

@@ -0,0 +1,6 @@
+---
+fixes:
+  - |
+    Removed ``egrep`` usage from scripts. Instances have been replaced with
+    ``grep -E``. This resolves the warning ``egrep: warning: egrep is
+    obsolescent; using grep -E``.