From 84e90d698379865aee0ce6492ebfc6b13f855587 Mon Sep 17 00:00:00 2001
From: friedrich goerz <friedrich.goerz@netgo.de>
Date: Thu, 25 Nov 2021 11:32:42 +0100
Subject: [PATCH] DEV-195: added update-monitoring.yml + merged
 DEv-240-branchgit status! - plz review DEV-240 FIRST

---
 update-monitoring.yml | 110 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 110 insertions(+)
 create mode 100644 update-monitoring.yml

diff --git a/update-monitoring.yml b/update-monitoring.yml
new file mode 100644
index 0000000..683525d
--- /dev/null
+++ b/update-monitoring.yml
@@ -0,0 +1,110 @@
+---
+
+# updates prometheus config in case of adding/removing server via smardigo
+
+# Parameters:
+#   playbook inventory
+#     stage := the type of the stage (e.g. dev, int, qa, prod)
+#     tenant_id := (unique key for the tenant, e.g. customer)
+#     cluster_name := (business name for the cluster, e.g. product, department )
+#     cluster_size := (WIP node count for the cluster) (Currently max is 2 master/slave)
+#     cluster_services_str := (services to setup, e.g. 'connect,wordpress')
+#   smardigo message callback
+#     scope_id := (scope id of the management process)
+#     process_instance_id := (process instance id of the management process)
+#     smardigo_management_action := (smardigo management action anme of the management process)
+
+#############################################################
+#   Creating inventory dynamically for given parameters
+#############################################################
+
+- hosts: localhost
+  gather_facts: false
+  connection: local
+
+  pre_tasks:
+    - name: "Check if ansible version is at least 2.10.x"
+      assert:
+        that:
+          - ansible_version.major >= 2
+          - ansible_version.minor >= 10
+        msg: "The ansible version has to be at least ({{ ansible_version.full }})"
+      tags:
+      - always
+
+    - set_fact:
+        cluster_services: "{{ cluster_services_str | split(',') }}"
+      tags:
+      - always
+
+  tasks:
+    - name: Add prometheus servers to hosts if necessary
+      add_host:
+        name: "{{ stage }}-prometheus-01"
+        groups:
+        - "stage_{{ stage }}"
+        - "{{ item }}"
+      changed_when: False
+      with_items: "{{ cluster_services }}"
+      tags:
+      - always
+
+#############################################################
+# update monitoring
+#############################################################
+
+- hosts: "stage_{{ stage }}"
+  serial: "{{ serial_number | default(1) }}"
+  remote_user: root
+  vars:
+    ansible_ssh_host: "{{ stage_server_domain }}"
+
+  pre_tasks:
+    - name: "Import autodiscover pre-tasks"
+      include_tasks: tasks/autodiscover_pre_tasks.yml
+      tags:
+      - always
+
+    - name: "Parsing cluster_services_str into cluster_services"
+      set_fact:
+        cluster_services: "{{ cluster_services_str | split(',') }}"
+      tags:
+      - always
+
+  tasks:
+    - include_role:
+        name: prometheus
+      tags:
+      - always
+
+#############################################################
+# Sending smardigo management message to process
+#############################################################
+
+- hosts: "stage_{{ stage }}"
+  serial: "{{ serial_number | default(1) }}"
+  gather_facts: false
+  connection: local
+  run_once: true
+
+  tasks:
+    - name: "Sending smardigo management message <{{ smardigo_management_action }}> to <{{ scope_id }}/{{ process_instance_id }}>"
+      uri:
+        url: "{{ smardigo_management_url }}"
+        method: POST
+        body_format: json
+        body: "{{ lookup('template','smardigo-management-message.json.j2') }}"
+        headers:
+          accept: "*/*"
+          Content-Type: "application/json"
+          Smardigo-User-Token: "{{ smardigo_management_token }}"
+        status_code: [200]
+      delegate_to: 127.0.0.1
+      retries: 5
+      delay: 5
+      when:
+        - scope_id is defined
+        - process_instance_id is defined
+        - smardigo_management_action is defined
+      tags:
+      - always