use templates

add configuration templates for loki, grafana and grafana auth

roles/logs/defaults/main.yml

@@ -3,3 +3,5 @@
 logs_ldap_host: "{{ omit }}"
 logs_bind_dn: "{{ omit }}"
 logs_bind_password: "{{ omit }}"
+logs_loadbalancer_dns_name: "kennyloggin-example.edu"
+logs_bucket_name: "kennyloggin-gcs-bucket"

roles/logs/handlers/main.yml

@@ -1,2 +1,11 @@
 ---
 # handlers file for roles/logs
+- name: Restart grafana
+  ansible.builtin.systemd:
+    name: grafana-server
+    state: restarted
+
+- name: Restart loki
+  ansible.builtin.service:
+    name: loki
+    state: restarted

roles/logs/molecule/default/molecule.yml

@@ -10,13 +10,23 @@ lint: |
 platforms:
   - name: instance
     image: "ghcr.io/pulibrary/pul_containers:jammy_multi"
-    command: "sleep infinity"
+    command: "/lib/systemd/systemd"
     volumes:
-      - /sys/fs/cgroup:/sys/fs/cgroup:ro
+      - /sys/fs/cgroup:/sys/fs/cgroup:rw
+    tmpfs:
+      - /tmp
+      - /run
+      - /run/lock
+      - /tmp/ansible
+    cgroupns_mode: host
     privileged: true
     pre_build_image: true
 provisioner:
   name: ansible
+  config_options:
+    defaults:
+      remote_tmp: /tmp/ansible
   log: true
 verifier:
   name: ansible
+

roles/logs/tasks/main.yml

@@ -25,11 +25,28 @@
     - loki
     - promtail
 
-- name: Logs | Replace domain entry with our inventory name
-  ansible.builtin.lineinfile:
-    path: /etc/grafana/grafana.ini
-    regexp: ''
-    line: domain="{{ inventory_hostname }}"
+- name: Logs | add loki config
+  ansible.builtin.template:
+    src: config.yml.j2
+    dest: /etc/loki/config.yml
     owner: root
     group: root
-    mode: '0644'
+    mode: '0640'
+  notify: Restart loki
+
+- name: Logs | add grafana ldap config
+  ansible.builtin.template:
+    src: ldap.toml.j2
+    dest: /etc/grafana/ldap.toml
+    owner: root
+    group: root
+    mode: '0640'
+
+- name: Logs | add grafana config
+  ansible.builtin.template:
+    src: grafana.ini.j2
+    dest: /etc/grafana/grafana.ini
+    owner: root
+    group: root
+    mode: '0640'
+  notify: Restart grafana

roles/logs/templates/config.yaml.j2 → roles/logs/templates/config.yml.j2

@@ -33,4 +33,4 @@ storage_config:
     active_index_directory: /var/lib/loki/index
     cache_location: /var/lib/loki/index_cache
   gcs:
-    bucket_name: replace_by_your_bucked_name
+    bucket_name: "{{ logs_bucket_name }}"