[CI] Collect info about environment before deploy

And also collect lsmod listing.

These both are useful to have a clearer picture of the original
environment and the effect kolla ansible had on it.

Change-Id: I5d87cfd45e4369df40b8195124535e59d24700c3

tests/get_logs.sh

@@ -3,7 +3,7 @@
 set +o errexit
 
 copy_logs() {
-    LOG_DIR=/tmp/logs
+    LOG_DIR=${LOG_DIR:-/tmp/logs}
 
     cp -rnL /var/lib/docker/volumes/kolla_logs/_data/* ${LOG_DIR}/kolla/
     cp -rnL /etc/kolla/* ${LOG_DIR}/kolla_configs/
@@ -69,6 +69,7 @@ copy_logs() {
     getent ahostsv6 $(hostname)) &> ${LOG_DIR}/system_logs/getent_ahostsvX.txt
 
     sysctl -a &> ${LOG_DIR}/system_logs/sysctl.txt
+    lsmod &> ${LOG_DIR}/system_logs/lsmod.txt
 
     if [ `command -v dpkg` ]; then
         dpkg -l > ${LOG_DIR}/system_logs/dpkg-l.txt

tests/pre.yml

@@ -56,6 +56,24 @@
         path: "{{ logs_dir }}"
         state: "directory"
 
+    - name: Ensure /tmp/logs/pre dir
+      file:
+        path: "{{ logs_dir }}/pre"
+        state: "directory"
+
+    - name: Run diagnostics script
+      environment:
+        LOG_DIR: "{{ logs_dir }}/pre"
+        KOLLA_INTERNAL_VIP_ADDRESS: "{{ kolla_internal_vip_address }}"
+      script: get_logs.sh
+      register: get_logs_result
+      become: true
+      failed_when: false
+
+    - name: Print get_logs output
+      debug:
+        msg: "{{ get_logs_result.stdout }}"
+
     - name: Ensure node directories
       file:
         path: "{{ logs_dir }}/{{ item }}"