Merge pull request #164 from UnderGreen/ansible_lint

Ansible lint

Author: UnderGreen

.travis.yml

@@ -48,7 +48,6 @@ env:
     DISTRIBUTION=debian
     DIST_VERSION=9-builded
     MONGODB_VERSION=3.6
-    MONGODB_PACKAGE=mongodb-org
   - >
     DISTRIBUTION=debian
     DIST_VERSION=8-builded

README.md

@@ -70,9 +70,8 @@ mongodb_security_keyfile: /etc/mongodb-keyfile # Specify path to keyfile with pa
 mongodb_storage_dbpath: /data/db # Directory for datafiles
 mongodb_storage_dirperdb: false # Use one directory per DB
 
-# The storage engine for the mongod database. Available values:
-# 'mmapv1', 'wiredTiger'
-mongodb_storage_engine: "{{ 'mmapv1' if mongodb_version[0:3] == '3.0' else 'wiredTiger' }}"
+# The storage engine for the mongod database
+mongodb_storage_engine: "wiredTiger"
 # mmapv1 specific options
 mongodb_storage_quota_enforced: false # Limits each database to a certain number of files
 mongodb_storage_quota_maxfiles: 8 # Number of quota files per DB

defaults/main.yml

@@ -2,7 +2,7 @@
 
 mongodb_package: mongodb-org
 mongodb_package_state: present
-mongodb_version: "3.6"
+mongodb_version: "4.0"
 mongodb_apt_keyserver: keyserver.ubuntu.com
 mongodb_apt_key_id:
   "3.4": "0C49F3730359A14518585931BC711F9BA15703C6"
@@ -29,8 +29,8 @@ mongodb_net_ipv6: false                          # Enable IPv6 support (disabled
 mongodb_net_maxconns: 65536                      # Max number of simultaneous connections
 mongodb_net_port: 27017                          # Specify port number
 mongodb_net_ssl: disabled                        # Enable or disable ssl connections
-mongodb_net_ssl_mode:                            # Set the ssl mode (RequireSSL / preferSSL / AllowSSL / disabled)
-mongodb_net_ssl_pemfile:                         # Location of the pemfile to use for ssl
+mongodb_net_ssl_mode: ""                         # Set the ssl mode (RequireSSL / preferSSL / AllowSSL / disabled)
+mongodb_net_ssl_pemfile: ""                      # Location of the pemfile to use for ssl
 
 ## processManagement Options
 # Fork server process
@@ -47,8 +47,7 @@ mongodb_security_javascript_enabled: false
 mongodb_storage_dbpath: /data/db                 # Directory for datafiles
 mongodb_storage_dirperdb: false                  # Use one directory per DB
 
-# The storage engine for the mongod database. Available values:
-# 'mmapv1', 'wiredTiger'
+# The storage engine for the mongod database
 mongodb_storage_engine: "wiredTiger"
 # mmapv1 specific options
 mongodb_storage_quota_enforced: false            # Limits each database to a certain number of files
@@ -73,7 +72,7 @@ mongodb_operation_profiling_slow_op_threshold_ms: 100
 mongodb_operation_profiling_mode: "off"
 
 ## replication Options
-mongodb_replication_replset:                      # Enable replication <setname>[/<optionalseedhostlist>]
+mongodb_replication_replset: ""                   # Enable replication
 mongodb_replication_replindexprefetch: "all"      # specify index prefetching behavior (if secondary) [none|_id_only|all]
 mongodb_replication_oplogsize: 1024               # specifies a maximum size in megabytes for the replication operation log
 

files/disable-transparent-hugepages.init

@@ -0,0 +1,21 @@
+[Unit]
+Description="Disable Transparent Hugepage before MongoDB boots"
+#WARN: check service name on your system
+# If you are using MongoDB Cloud, service name is "mongodb-mms-automation-agent.service"
+Before=mongodb.service
+
+[Service]
+Type=oneshot
+ExecStart=-/bin/bash -c 'echo never > /sys/kernel/mm/transparent_hugepage/enabled'
+ExecStart=-/bin/bash -c 'echo never > /sys/kernel/mm/transparent_hugepage/defrag'
+ExecStart=-/bin/bash -c 'echo never > /sys/kernel/mm/redhat_transparent_hugepage/enabled'
+ExecStart=-/bin/bash -c 'echo never > /sys/kernel/mm/redhat_transparent_hugepage/defrag'
+ExecStart=-/bin/bash -c 'echo 0 > /sys/kernel/mm/transparent_hugepage/khugepaged/defrag'
+ExecStart=-/bin/bash -c 'echo 0 > /sys/kernel/mm/redhat_transparent_hugepage/khugepaged/defrag'
+ExecStart=-/bin/bash -c 'echo no > /sys/kernel/mm/transparent_hugepage/khugepaged/defrag'
+ExecStart=-/bin/bash -c 'echo no > /sys/kernel/mm/redhat_transparent_hugepage/khugepaged/defrag'
+
+[Install]
+#WARN: check service name on your system
+# If you are using MongoDB Cloud, service name is "mongodb-mms-automation-agent.service"
+RequiredBy=mongodb.service

files/disable-transparent-hugepages.service

@@ -1,20 +1,40 @@
 ---
 
+- name: reload systemd
+  systemd:
+    daemon_reload: yes
+  when: ansible_service_mgr == "systemd" and mongodb_manage_service
+
 - name: mongodb reload
   service: name={{ mongodb_daemon_name }} state=reloaded
-  when: mongodb_manage_service
+  when: mongodb_manage_service|bool
 
 - name: mongodb restart
   service: name={{ mongodb_daemon_name }} state=restarted
-  when: mongodb_manage_service
+  when: mongodb_manage_service|bool
 
 - name: mongodb-mms-monitoring-agent restart
   service: name=mongodb-mms-monitoring-agent state=restarted
-  when: mongodb_manage_service
-
-- name: reload systemd
-  shell: systemctl daemon-reload
-  when: mongodb_is_systemd and mongodb_manage_service
+  when: mongodb_manage_service|bool
 
 - name: restart sysfsutils
   service: name=sysfsutils state=restarted
+
+- name: service started
+  service:
+    name: "{{ mongodb_daemon_name }}"
+    state: started
+
+- name: wait when mongodb is started
+  wait_for:
+    host: "{{ item }}"
+    port: "{{ mongodb_net_port }}"
+    timeout: 120
+  with_items: "{{ mongodb_net_bindip.split(',') | map('replace', '0.0.0.0', '127.0.0.1') | list }}"
+
+- name: wait when mongodb is started on localhost
+  wait_for:
+    host: "127.0.0.1"
+    port: "{{ mongodb_net_port }}"
+    delay: 5
+    timeout: 120