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1.Docker/roles/vasyakrg.docker_install/README.md

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+docker
+======
+This Ansible role enables people to install the latest Docker on an Ubuntu-like
+system. It also provides a handy library function to validate that the Docker
+daemon is running and functional.
+
+Requirements
+------------
+
+This role will only work on an Ubuntu-like system.
+
+Role Variables
+--------------
+
+```yaml
+# Any additional docker service options
+# Example: '--dns 8.8.8.8 --dns 8.8.4.4 --userns-remap=default'
+# docker_additional_service_opts: |
+#   {
+#     "userns-remap": "default",
+#     "dns": [
+#       "8.8.8.8",
+#       "8.8.4.4"
+#     ]
+#   }
+docker_additional_service_opts: |
+  {}
+```
+
+Examples
+--------
+
+Install this module from Ansible Galaxy into the './roles' directory:
+```bash
+- name: vasyakrg.docker_install
+  src: git+https://github.com/vasyakrg/docker_install.git
+  version: origin/master
+```
+
+Use it in a playbook as follows:
+```yaml
+- hosts: all
+  roles:
+    - role: vasyakrg.docker_install
+      tags: docker
+      become: true
+
+  vars:
+    docker_user: "vasyansk"
+    docker_additional_service_opts: |
+      {
+        "exec-opts": ["native.cgroupdriver=systemd"],
+        "log-driver": "json-file",
+        "log-opts": {
+          "max-size": "100m"
+        },
+        "storage-driver": "overlay2"
+      }
+```