Gate: collect host level info

This PS adds basic host level log collection to the gate.

Change-Id: I5ee3905e134b2d9abdad08121ecb7e257c7165c8

tools/gate/playbooks/gather-host-logs/tasks/main.yaml

@@ -0,0 +1,36 @@
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+- name: "creating directory for system status"
+  file:
+    path: "{{ logs_dir }}/system"
+    state: directory
+
+- name: "Get logs for each host"
+  become: yes
+  shell: |-
+          set -x
+          systemd-cgls --full --all --no-pager > {{ logs_dir }}/system/systemd-cgls.txt
+          ip addr > {{ logs_dir }}/system/ip-addr.txt
+          ip route > {{ logs_dir }}/system/ip-route.txt
+          lsblk > {{ logs_dir }}/system/lsblk.txt
+          mount > {{ logs_dir }}/system/mount.txt
+  args:
+    executable: /bin/bash
+  ignore_errors: True
+
+- name: "Downloads logs to executor"
+  synchronize:
+    src: "{{ logs_dir }}/system"
+    dest: "{{ zuul.executor.log_root }}/{{ inventory_hostname }}"
+    mode: pull
+  ignore_errors: True

tools/gate/playbooks/osh-infra-collect-logs.yaml

@@ -12,10 +12,20 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
+- hosts: all
+  vars_files:
+    - vars.yaml
+  vars:
+    work_dir: "{{ zuul.project.src_dir }}/{{ zuul_osh_infra_relative_path | default('') }}"
+    logs_dir: "/tmp/logs"
+  roles:
+    - gather-host-logs
+  tags:
+    - gather-host-logs
+
 - hosts: primary
   vars_files:
     - vars.yaml
-    - ../chart-deploys/default.yaml
   vars:
     work_dir: "{{ zuul.project.src_dir }}/{{ zuul_osh_infra_relative_path | default('') }}"
     logs_dir: "/tmp/logs"