copr: backend: image preparation scripting

roles/copr/backend/files/copr-image-delete-os.sh

@@ -0,0 +1,11 @@
+#! /bin/bash
+
+. /home/copr/cloud/keystonerc_proper_tenant
+
+set +x
+
+openstack image set \
+	--unprotected \
+	"$1"
+
+openstack image delete "$1"

roles/copr/backend/files/copr-image-fixup-snapshot-os.sh

@@ -0,0 +1,11 @@
+#! /bin/bash
+
+. /home/copr/cloud/keystonerc_proper_tenant
+
+set +x
+
+openstack image set \
+	--public \
+	--protected \
+	--property hw_rng_model=virtio \
+	"$1"

roles/copr/backend/files/copr-image-prepare-os.sh

@@ -0,0 +1,53 @@
+#! /bin/bash
+
+. /home/copr/cloud/keystonerc_proper_tenant
+
+set -e
+
+arch=$1
+
+die() { echo "$*" >&2 ; exit 1 ; }
+
+case $arch in
+    ppc64le) playbook=/home/copr/provision/builderpb_nova_ppc64le.yml ;;
+    x86_64)  playbook=/home/copr/provision/builderpb_nova.yml ;;
+    *) die "bad architecture '$arch'" ;;
+esac
+
+logfile="/tmp/prepare-image-os-$arch.log"
+
+ansible_options=( -e prepare_base_image=1 )
+test -z "$2" || ansible_options+=( -e image_name="$2" )
+
+ansible-playbook "$playbook" "${ansible_options[@]}" |& tee "$logfile"
+
+vm_name=$(sed -n 's/.*vm_name=\(\w\+\).*/\1/p' "$logfile" | head -1)
+test -n "$vm_name"
+ip=$(sed -n 's/.*VM_IP=\([0-9\.]\+\).*/\1/p' "$logfile" | head -1)
+test -n "$ip"
+
+fedora=$(ssh "root@$ip" 'rpm --eval %fedora')
+
+new_volume_name="copr-builder-$arch-f$fedora-$(date +"%Y%m%d_%H%M%S")"
+
+# we can not just do
+# $ nova-3 image-create "$vm_name" "$new_volume_name" --poll
+# because it throws error:
+# ERROR (ClientException): The server has either erred or is incapable of
+# performing the requested operation. (HTTP 500) (Request-ID:...)
+
+nova-3 stop "$vm_name"
+
+cat <<EOF
+Please go to https://fedorainfracloud.org/ page, log-in and find the instance
+
+    $vm_name
+
+Check that it is in SHUTOFF state.  Create a snapshot from that instance, name
+it "$new_volume_name".  Once snapshot is saved, run:
+
+    $ copr-image-fixup-snapshot-os.sh $new_volume_name
+
+And continue with
+https://docs.pagure.org/copr.copr/how_to_upgrade_builders.html#how-to-upgrade-builders
+EOF

roles/copr/backend/tasks/main.yml

@@ -28,6 +28,10 @@
       - php-cli
       - cronolog
 
+- name: install openstackclient for image preparation
+  dnf: state=present name=python3-openstackclient
+  when: devel|bool
+
 # disable this in favor of excluding it in /etc/dnf/dnf.conf.
 # https://github.com/ansible/ansible/issues/33187
 #- name: install python2-novaclient version that actually works with the current OpenStack deployment
@@ -179,6 +183,13 @@
   tags:
   - provision_config
 
+- name: copy image preparation scripts
+  copy: src="{{ item }}" dest="/usr/local/bin/{{ item }}"
+        owner=root mode=755
+  with_fileglob:
+   - copr-image-*.sh
+  when: devel|bool
+
 - name: testing fixture
   copy: dest="/home/copr/cloud/ec2rc.variable" content=""
   when: devel|bool