Add cli_config module (#42413)

* cli_config module

Signed-off-by: Trishna Guha <trishnaguha17@gmail.com>

* rename diff and replace

Signed-off-by: Trishna Guha <trishnaguha17@gmail.com>

* add nxos changes

Signed-off-by: Trishna Guha <trishnaguha17@gmail.com>

* nxos tests

Signed-off-by: Trishna Guha <trishnaguha17@gmail.com>

* remove severity

* address review comment

Signed-off-by: Trishna Guha <trishnaguha17@gmail.com>

* add module diff

Signed-off-by: Trishna Guha <trishnaguha17@gmail.com>

* add iosxr test

Signed-off-by: Trishna Guha <trishnaguha17@gmail.com>

* address diff review

Signed-off-by: Trishna Guha <trishnaguha17@gmail.com>

* Add junos tests

Signed-off-by: Trishna Guha <trishnaguha17@gmail.com>

* vyos cliconf diff fix

Signed-off-by: Trishna Guha <trishnaguha17@gmail.com>

test/integration/targets/iosxr_config/tasks/cli_config.yaml

@@ -0,0 +1,16 @@
+---
+- name: collect all cli test cases
+  find:
+    paths: "{{ role_path }}/tests/cli_config"
+    patterns: "{{ testcase }}.yaml"
+  register: test_cases
+  delegate_to: localhost
+
+- name: set test_items
+  set_fact: test_items="{{ test_cases.files | map(attribute='path') | list }}"
+
+- name: run test case (connection=network_cli)
+  include: "{{ test_case_to_run }} ansible_connection=network_cli"
+  with_items: "{{ test_items }}"
+  loop_control:
+    loop_var: test_case_to_run

test/integration/targets/iosxr_config/tasks/main.yaml

@@ -1,2 +1,3 @@
 ---
 - { include: cli.yaml, tags: ['cli'] }
+- { include: cli_config.yaml, tags: ['cli_config'] }

test/integration/targets/iosxr_config/tests/cli_config/cli_basic.yaml

@@ -0,0 +1,33 @@
+---
+- debug: msg="START cli_config/cli_basic.yaml on connection={{ ansible_connection }}"
+
+- name: setup
+  cli_config: &rm
+    config: |
+      interface Loopback999
+      no description
+      no shutdown
+  become: yes
+
+- name: configure device with config
+  cli_config: &conf
+    config: "{{ lookup('template', 'basic/config.j2') }}"
+  register: result
+  become: yes
+
+- assert:
+    that:
+      - "result.changed == true"
+
+- name: Idempotence
+  cli_config: *conf
+  register: result
+
+- assert:
+    that:
+      - "result.changed == false"
+
+- name: teardown
+  cli_config: *rm
+
+- debug: msg="END cli_config/cli_basic.yaml on connection={{ ansible_connection }}"