Initial ipfs cookbook

Supports Ubuntu >= 15.04

* Installs ipfs
* Runs the daemon as a systemd service

site-cookbooks/ipfs/recipes/default.rb

@@ -0,0 +1,55 @@
+#
+# Cookbook Name:: ipfs
+# Recipe:: default
+#
+# Copyright 2017, Kosmos
+#
+# All rights reserved - Do Not Redistribute
+#
+
+version = node["ipfs"]["version"]
+
+ark "ipfs" do
+  url "https://dist.ipfs.io/go-ipfs/v#{version}/go-ipfs_v#{version}_linux-amd64.tar.gz"
+  checksum node["ipfs"]["checksum"]
+  has_binaries ["ipfs"]
+end
+
+group "ipfs" do
+  gid 4737
+end
+
+user "ipfs" do
+  comment "ipfs"
+  uid 4737
+  gid 4737
+  home "/home/ipfs"
+  manage_home true
+end
+
+execute "ipfs init --empty-repo" do
+  environment "IPFS_PATH" => "/home/ipfs/.ipfs"
+  user "ipfs"
+  not_if { File.directory? "/home/ipfs/.ipfs" }
+end
+
+if platform?('ubuntu') && node[:platform_version].to_f >= 15.04
+  service "ipfs" do
+    provider Chef::Provider::Service::Systemd
+  end
+
+  execute "systemctl daemon-reload" do
+    command "systemctl daemon-reload"
+    action :nothing
+  end
+
+  template "ipfs.systemd.service.erb" do
+    path "/lib/systemd/system/ipfs.service"
+    source 'ipfs.systemd.service.erb'
+    owner 'root'
+    group 'root'
+    mode '0644'
+    notifies :run, "execute[systemctl daemon-reload]", :delayed
+    notifies :restart, "service[ipfs]", :delayed
+  end
+end