From dc984f4d05889a240e6a81b442b4cfd249bcf22f Mon Sep 17 00:00:00 2001
From: Jakob Odersky <jakob@odersky.com>
Date: Mon, 4 Dec 2017 00:24:53 -0800
Subject: Use ansible-pull to propagate changes

---
 bootstrap.yml                                      |  8 +++++++
 hosts                                              |  7 ++----
 local.yml                                          | 18 +++++++++++++++
 roles/ansible-pull/tasks/main.yml                  | 27 ++++++++++++++++++++++
 .../templates/etc_cron.d_metamorphosis.j2          |  2 ++
 .../templates/etc_logrotate.d_metamorphosis.j2     |  7 ++++++
 .../templates/usr_local_bin_metamorphose.j2        | 13 +++++++++++
 site.yml                                           |  8 -------
 8 files changed, 77 insertions(+), 13 deletions(-)
 create mode 100644 bootstrap.yml
 create mode 100644 local.yml
 create mode 100644 roles/ansible-pull/tasks/main.yml
 create mode 100644 roles/ansible-pull/templates/etc_cron.d_metamorphosis.j2
 create mode 100644 roles/ansible-pull/templates/etc_logrotate.d_metamorphosis.j2
 create mode 100644 roles/ansible-pull/templates/usr_local_bin_metamorphose.j2
 delete mode 100644 site.yml

diff --git a/bootstrap.yml b/bootstrap.yml
new file mode 100644
index 0000000..5bbe75a
--- /dev/null
+++ b/bootstrap.yml
@@ -0,0 +1,8 @@
+# This playbook bootstraps hosts to run ansible-pull.
+#
+# Adapted from  https://github.com/ansible/ansible-examples/blob/master/language_features/ansible_pull.yml
+---
+- hosts: pull_mode_hosts
+  remote_user: root
+  roles:
+    - ansible-pull
diff --git a/hosts b/hosts
index 66bd4ef..07ace09 100644
--- a/hosts
+++ b/hosts
@@ -1,6 +1,3 @@
 [all]
-vps
-
-## virtual private servers
-[vps]
-peter.crashbox.io
\ No newline at end of file
+peter.crashbox.io
+7c2b258159ab
\ No newline at end of file
diff --git a/local.yml b/local.yml
new file mode 100644
index 0000000..72ab863
--- /dev/null
+++ b/local.yml
@@ -0,0 +1,18 @@
+---
+- name: peter
+  hosts: peter.crashbox.io
+  tasks:
+    - name: test
+      shell: echo "run by peter"
+  
+- name: test
+  hosts: 7c2b258159ab
+  tasks:
+    - name: test
+      shell: echo "run by container"
+
+- name: test2
+  hosts: all
+  tasks:
+    - name: test
+      shell: echo "run by all"
diff --git a/roles/ansible-pull/tasks/main.yml b/roles/ansible-pull/tasks/main.yml
new file mode 100644
index 0000000..1f36000
--- /dev/null
+++ b/roles/ansible-pull/tasks/main.yml
@@ -0,0 +1,27 @@
+---
+- name: install ansible
+  apt: name=ansible state=latest
+
+- name: install gnupg
+  apt: name=gpg state=latest
+
+- name: install git
+  apt: name=git state=latest
+
+- name: create ansible pull script
+  template:
+    src=templates/usr_local_bin_metamorphose.j2
+    dest=/usr/local/bin/metamorphose
+    owner=root group=root mode=0755
+
+- name: create crontab entry to clone/pull git repository
+  template:
+    src=templates/etc_cron.d_metamorphosis.j2
+    dest=/etc/cron.d/metamorphosis
+    owner=root group=root mode=0644
+
+- name: create logrotate entry for metamorphose.log
+  template:
+    src=templates/etc_logrotate.d_metamorphosis.j2
+    dest=/etc/logrotate.d/metamorphosis
+    owner=root group=root mode=0644
diff --git a/roles/ansible-pull/templates/etc_cron.d_metamorphosis.j2 b/roles/ansible-pull/templates/etc_cron.d_metamorphosis.j2
new file mode 100644
index 0000000..a4c9541
--- /dev/null
+++ b/roles/ansible-pull/templates/etc_cron.d_metamorphosis.j2
@@ -0,0 +1,2 @@
+# Cron job to git clone/pull a repo and then run locally
+*/15 * * * * root /usr/local/bin/pull >>/var/log/pull.log 2>&1
\ No newline at end of file
diff --git a/roles/ansible-pull/templates/etc_logrotate.d_metamorphosis.j2 b/roles/ansible-pull/templates/etc_logrotate.d_metamorphosis.j2
new file mode 100644
index 0000000..b81abbf
--- /dev/null
+++ b/roles/ansible-pull/templates/etc_logrotate.d_metamorphosis.j2
@@ -0,0 +1,7 @@
+/var/log/pull.log {
+  rotate 7
+  daily
+  compress
+  missingok
+  notifempty
+}
\ No newline at end of file
diff --git a/roles/ansible-pull/templates/usr_local_bin_metamorphose.j2 b/roles/ansible-pull/templates/usr_local_bin_metamorphose.j2
new file mode 100644
index 0000000..d416526
--- /dev/null
+++ b/roles/ansible-pull/templates/usr_local_bin_metamorphose.j2
@@ -0,0 +1,13 @@
+#!/bin/sh
+# Pull ansible configuration and upgrade system
+set -e
+
+workdir=/var/lib/ansible/local
+
+mkdir --parents "$workdir"
+/usr/bin/ansible-pull \
+    --verify-commit \
+    --checkout master \
+    --sleep 10 \
+    --directory "$workdir" \
+    --url "https://github.com/jodersky/metamorphic.git"
diff --git a/site.yml b/site.yml
deleted file mode 100644
index 19a8add..0000000
--- a/site.yml
+++ /dev/null
@@ -1,8 +0,0 @@
----
-- name: crashbox
-  become: true
-  hosts: peter.crashbox.io
-  remote_user: root
-  roles:
-    - common
-    - webserver
-- 
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