Initial commit of onieboot role

Change-Id: I0b18865870220af6db1d2005eb80fd268aa47b06
diff --git a/tasks/Debian.yml b/tasks/Debian.yml
new file mode 100644
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--- /dev/null
+++ b/tasks/Debian.yml
@@ -0,0 +1,5 @@
+---
+# onieboot tasks/Debian.yml
+#
+# SPDX-FileCopyrightText: © 2020 Open Networking Foundation <support@opennetworking.org>
+# SPDX-License-Identifier: Apache-2.0
diff --git a/tasks/main.yml b/tasks/main.yml
new file mode 100644
index 0000000..faad120
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+++ b/tasks/main.yml
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+---
+# onieboot tasks/main.yml
+#
+# SPDX-FileCopyrightText: © 2020 Open Networking Foundation <support@opennetworking.org>
+# SPDX-License-Identifier: Apache-2.0
+
+- name: include OS-specific vars
+  include_vars: "{{ ansible_os_family }}.yml"
+
+- name: include OS-specific tasks
+  include_tasks: "{{ ansible_os_family }}.yml"
+
+- name: Create onieboot webroot dir (may already exist from webserver role)
+  file:
+    state: directory
+    path: "{{ onieboot_web_root }}/onie_dist"
+    owner: "{{ onieboot_username }}"
+    group: "{{ onieboot_groupname }}"
+    mode: "0755"
+
+- name: Download all ONIE images
+  get_url:
+    url: "{{ item.url }}"
+    checksum: "{{ item.checksum }}"
+    dest: "{{ onieboot_web_root }}/onie_dist/{{ item.url | basename }}"
+    owner: "{{ onieboot_username }}"
+    group: "{{ onieboot_groupname }}"
+    mode: "0644"
+  with_items: "{{ onieboot_installers }}"
+
+- name: Add symlink to default ONIE image location
+  file:
+    state: "link"
+    src: "{{ onieboot_web_root }}/onie_dist/{{ onieboot_default_installer }}"
+    dest: "{{ onieboot_web_root }}/onie-installer"