setup datadog agent on each host.

- set agent version to 7

ansible-5/roles/datadog.datadog/ci_test/downgrade_to_5.yaml

@@ -0,0 +1,25 @@
+---
+
+- hosts: all
+  roles:
+    - { role: '/root/project/'}
+  vars:
+    datadog_api_key: "11111111111111111111111111111111"
+    datadog_agent_major_version: 5
+    datadog_agent_version: 1:5.23.0-1
+    datadog_agent_allow_downgrade: yes
+    datadog_config:
+      tags: "mytag0, mytag1"
+      log_level: INFO
+      apm_enabled: "true"  # has to be set as a string
+    datadog_config_ex:
+      trace.config:
+        env: dev
+      trace.concentrator:
+        extra_aggregators: version
+    datadog_checks:
+      process:
+        init_config:
+        instances:
+          - name: agent
+            search_string: ['agent']

ansible-5/roles/datadog.datadog/ci_test/install_agent_5.yaml

@@ -0,0 +1,25 @@
+---
+
+- hosts: all
+  roles:
+    - { role: '/root/project/'}
+  vars:
+    datadog_api_key: "11111111111111111111111111111111"
+    datadog_agent_major_version: 5
+    # avoid checking that the agent is stopped for centos
+    datadog_skip_running_check: true
+    datadog_config:
+      tags: "mytag0, mytag1"
+      log_level: INFO
+      apm_enabled: "true"  # has to be set as a string
+    datadog_config_ex:
+      trace.config:
+        env: dev
+      trace.concentrator:
+        extra_aggregators: version
+    datadog_checks:
+      process:
+        init_config:
+        instances:
+          - name: agent
+            search_string: ['agent' ]

ansible-5/roles/datadog.datadog/ci_test/install_agent_6.yaml

@@ -0,0 +1,30 @@
+---
+
+- hosts: all
+  roles:
+    - { role: '/root/project/'}
+  vars:
+    datadog_api_key: "11111111111111111111111111111111"
+    datadog_enabled: false
+    datadog_agent_major_version: 6
+    # avoid checking that the agent is stopped for centos
+    datadog_skip_running_check: true
+    datadog_config:
+      tags: "mytag0, mytag1"
+      log_level: INFO
+      apm_enabled: "true"  # has to be set as a string
+    datadog_config_ex:
+      trace.config:
+        env: dev
+      trace.concentrator:
+        extra_aggregators: version
+    system_probe_config:
+      sysprobe_socket: /opt/datadog-agent/run/sysprobe.sock
+    network_config:
+      enabled: true
+    datadog_checks:
+      process:
+        init_config:
+        instances:
+          - name: agent
+            search_string: ['agent', 'sshd' ]

ansible-5/roles/datadog.datadog/ci_test/install_agent_7.yaml

@@ -0,0 +1,32 @@
+---
+
+- hosts: all
+  roles:
+    - { role: '/root/project/'}
+  vars:
+    datadog_api_key: "11111111111111111111111111111111"
+    datadog_enabled: false
+    datadog_agent_major_version: 7
+    # avoid checking that the agent is stopped for centos
+    datadog_skip_running_check: true
+    datadog_config:
+      tags: "mytag0, mytag1"
+      log_level: INFO
+      apm_enabled: "true"  # has to be set as a string
+    datadog_config_ex:
+      trace.config:
+        env: dev
+      trace.concentrator:
+        extra_aggregators: version
+    system_probe_config:
+      sysprobe_socket: /opt/datadog-agent/run/sysprobe.sock
+    network_config:
+      enabled: true
+    runtime_security_config:
+      enabled: true
+    datadog_checks:
+      process:
+        init_config:
+        instances:
+          - name: agent
+            search_string: ['agent', 'sshd' ]

ansible-5/roles/datadog.datadog/ci_test/inventory/ci.ini

@@ -0,0 +1,2 @@
+[test]
+127.0.0.1 ansible_connection=local