Add the possibility to update packages from local rpms using yum.

This is needed if we want to only update installed packages and not
hit depenency issues encountered when updating packages with rpm_install.sh

Change-Id: I5095d7b04cb10fde1bd82afd1bc406445b7595fd
Closes-bug: #1858837

README.rst

@@ -45,6 +45,10 @@ Role Variables
    * - `target_image`
      - `''`
      - See modify image variables
+   * - `rpms_path`
+     - `''`
+     - If set, packages present in rpms_path will be updated but dependencies must also be included if required as yum
+       is called with localupdate.
    * - `update_repo`
      - `''`
      - If set, packages from this repo will be updated. Other repos will only be used for dependencies of these updates.
@@ -195,6 +199,21 @@ In this playbook the tasks\_from is set as a variable instead of an
           modified_append_tag: updated
           container_build_tool: buildah # or docker
           yum_cache: /tmp/containers-updater/yum_cache
+          rpms_path: /home/stack/rpms
+
+.. code-block::
+
+    - hosts: localhost
+      tasks:
+      - name: include ansible-role-tripleo-modify-image
+        import_role:
+          name: ansible-role-tripleo-modify-image
+        vars:
+          tasks_from: yum_update.yml
+          source_image: docker.io/tripleomaster/centos-binary-nova-api:latest
+          modified_append_tag: updated
+          container_build_tool: docker # or buildah
+          rpms_path: /home/stack/rpms/
 
 Note, if you have a locally installed gating repo, you can add
 ``update_repo: gating-repo``. This may be the case for the consequent in-place
@@ -242,7 +261,7 @@ network connectivity.
         vars:
           tasks_from: rpm_install.yml
           source_image: docker.io/tripleomaster/centos-binary-nova-api:latest
-          rpms_path: /foo/bar
+          rpms_path: /home/stack/rpms
           modified_append_tag: -hotfix
 
 Dev install

tasks/copy_rpms.yml

@@ -0,0 +1,20 @@
+---
+- name: List RPMs
+  find:
+    paths: "{{ rpms_path }}"
+    patterns: "^.*?\\.rpm$"
+    use_regex: true
+  when: rpms_path is defined
+  register: context_rpms
+
+- name: Set rpms_list
+  set_fact:
+    rpms_list: "{{  context_rpms.files|json_query('[*].path') }}"
+  when: rpms_path is defined
+
+- name: Copy RPMs to context dir
+  copy:
+    src: "{{ item }}"
+    dest: "{{ modify_dir_path }}"
+  with_list: "{{ rpms_list }}"
+  when: rpms_path is defined

tasks/rpm_install.yml

@@ -15,23 +15,7 @@
   set_fact:
     modify_dir_path: "{{ context_dir.path }}"
 
-- name: List RPMs
-  find:
-    paths: "{{ rpms_path }}"
-    patterns: "^.*?\\.rpm$"
-    use_regex: true
-  when: rpms_path is defined
-  register: context_rpms
-
-- name: Set rpms_list
-  set_fact:
-    rpms_list: "{{  context_rpms.files|json_query('[*].path') }}"
-
-- name: Copy RPMs to context dir
-  copy:
-    src: "{{ item }}"
-    dest: "{{ modify_dir_path }}"
-  with_list: "{{ rpms_list }}"
+- import_tasks: copy_rpms.yml
 
 - name: Write Dockerfile to {{ modify_dir_path }}
   template:

tasks/yum_update_buildah.yml

@@ -34,6 +34,8 @@
   set_fact:
     cache_path: /var/cache/{{ pkg_mgr.split('/')[-1] }}
 
+- import_tasks: copy_rpms.yml
+
 - name: Prepare yum_update.sh script
   template:
     src: yum_update.sh.j2
@@ -45,6 +47,7 @@
   args:
     chdir: "{{ yum_repos_dir_path }}"
   register: file_repos
+  when: rpms_path is undefined
 
 - name: Define bind-mount modes for yum cache to be populated or used
   when: yum_cache is defined and yum_cache

tasks/yum_update_docker.yml

@@ -15,6 +15,8 @@
   set_fact:
     modify_dir_path: "{{ context_dir.path }}"
 
+- import_tasks: copy_rpms.yml
+
 - name: Copy local file repos to context directory
   shell: |
     #!/bin/sh
@@ -36,7 +38,7 @@
     done
   args:
     chdir: "{{ modify_dir_path }}"
-  when: yum_repos_dir_path is defined
+  when: yum_repos_dir_path is defined and rpms_path is undefined
 
 - name: Write Dockerfile to {{ modify_dir_path }}
   template:

templates/yum_update.sh.j2

@@ -5,6 +5,10 @@ set -eou pipefail
 PKG={{ pkg_mgr }}
 PKG_MGR="$(echo ${PKG:(-3)})"
 
+{% if rpms_path is defined %}
+$PKG -y localupdate /tmp/*.rpm
+rm -f /tmp/*.rpm
+{% else %}
 if [ $PKG_MGR == "dnf" ]; then
     REPOQUERY_CMD="$PKG repoquery"
 else
@@ -18,7 +22,6 @@ if [ -n "$1" ] && [[ -n $REPOQUERY_CMD ]]; then
     available_versions=$($REPOQUERY_CMD --quiet --provides --disablerepo='*' --enablerepo=$1 -a | sort || true)
     uptodate_versions=$(comm -12 <(printf "%s\n" "$installed_versions") <(printf "%s\n" "$available_versions"))
 
-
     installed=$(printf "%s\n" "$installed_versions" | cut -d= -f1 | sort)
     available=$(printf "%s\n" "$available_versions" | cut -d= -f1 | sort)
     uptodate=$(printf "%s\n" "$uptodate_versions" | cut -d= -f1 | sort)
@@ -32,7 +35,6 @@ if [ -z "$packages_for_update" ]; then
     exit
 fi
 
-
 if [ $PKG_MGR == "dnf" ]; then
     plugin=dnf-plugins-core
 else
@@ -46,8 +48,14 @@ fi
 YUM_OPTS="{% if yum_cache is defined and yum_cache %}--setopt=keepcache=1{% endif %}"
 
 $PKG -y update $YUM_OPTS $packages_for_update
+{% endif %}
+
 {% if yum_cache is defined and yum_cache %}
 sync
 {% else %}
 rm -rf /var/cache/$PKG_MGR
 {% endif %}
+
+{% if container_build_tool is defined and container_build_tool == 'docker' %}
+rm -f /tmp/yum_install.sh
+{% endif %}