Change the way distro support is checked, added bionic support.

Add tests for Debian (stretch&jessie) and for Ubuntu Bionic.

Now there is a clickhouse_supported_distros list with list
of supported versions in form of string:
'{{ ansible_distribution }}_{{ ansible_distribution_release }}'

.travis.yml

@@ -24,6 +24,18 @@ matrix:
       dist: xenial
       sudo: true
       env: ANSIBLE_VERSION='ansible>=2.3,<2.4'
+    - os: linux
+      dist: bionic
+      sudo: true
+      env: ANSIBLE_VERSION='ansible>=2.3,<2.4'
+    - os: linux
+      dist: jessie
+      sudo: true
+      env: ANSIBLE_VERSION='ansible>=2.4,<2.5'
+    - os: linux
+      dist: stretch
+      sudo: true
+      env: ANSIBLE_VERSION='ansible>=2.4,<2.5'
     - os: linux
       dist: xenial
       sudo: true

defaults/main.yml

@@ -1,6 +1,15 @@
 ---
 # defaults file for clickhouse
 
+# List of distors supported by this playbook
+clickhouse_supported_distros:
+ - 'Debian_jessie'
+ - 'Debian_stretch'
+ - 'Ubuntu_precise'
+ - 'Ubuntu_trusty'
+ - 'Ubuntu_xenial'
+ - 'Ubuntu_bionic'
+
 # Settings for apt repo
 clickhouse_repo: "deb http://repo.yandex.ru/clickhouse/deb/stable/ main/"
 clickhouse_repo_old: "deb http://repo.yandex.ru/clickhouse/xenial stable main"
@@ -15,8 +24,6 @@ clickhouse_path_logdir: "/var/log/clickhouse-server"
 clickhouse_path_data: "/var/lib/clickhouse/"
 clickhouse_path_tmp: "/var/lib/clickhouse/tmp/"
 
-#Flag for using with requirements check
-clickhouse_supported: no
 #Type of installation (package,source)
 clickhouse_setup: package
 #Flag for remove clickhouse from host(disabled by default)

tasks/precheck.yml

@@ -7,7 +7,7 @@
 - name: Requirements check | Not supported distribution && release
   fail:
     msg: "Your distribution {{ ansible_distribution }}_{{ ansible_distribution_release }} not supported by this role,sorry."
-  when: clickhouse_supported|bool != True
+  when: ('{{ ansible_distribution }}_{{ ansible_distribution_release }}' not in clickhouse_supported_distros)
 
 - name: Requirements check | Check if Clickhouse is installed
   shell: dpkg-query -f '${Package} ' -W |grep -q "{{ clickhouse_package| join(" ")}}"