support for Debian 6

README.md

@@ -21,6 +21,7 @@ The default version is `9.1`.
 The following platforms are supported by this cookbook, meaning that the recipes run on these platforms without error:
 
 * Ubuntu
+* Debian 6
 
 
 ## Recipes

files/default/pgdg.pref

@@ -0,0 +1,3 @@
+Package: *
+Pin: release o=apt.postgresql.org
+Pin-Priority: 500

metadata.rb

@@ -15,4 +15,8 @@
 recipe "postgresql::libpq",    "PostgreSQL C client library and header files for libpq5 (PostgreSQL library)"
 recipe "postgresql::postgis",  "Geographic objects support for PostgreSQL 9.x"
 
-supports "ubuntu"
+%w[ubuntu debian].each do |os|
+  supports os
+end
+
+depends "apt"

recipes/default.rb

@@ -3,11 +3,51 @@
 # Recipe:: default
 #
 
-package "python-software-properties"
+case node["lsb"]["id"]
+when "Ubuntu"
 
-execute "setup ppa apt repository" do
-  command "add-apt-repository ppa:pitti/postgresql && apt-get update"
-  not_if  "test -f /etc/apt/sources.list.d/pitti-postgresql-#{node["lsb"]["codename"]}.list"
-end
+  apt_repository "pitti-postgresql" do
+    uri "http://ppa.launchpad.net/pitti/postgresql/ubuntu"
+    distribution node["lsb"]["codename"]
+    components ["main"]
+    keyserver "keyserver.ubuntu.com"
+    key "8683D8A2"
+    action :add
+    notifies :run, "execute[apt-get update]", :immediately
+  end
+
+  # install common files
+  package "postgresql-common"
+
+when "Debian"
+
+  # backports for initial support
+  apt_repository "debian-backports" do
+    uri "http://backports.debian.org/debian-backports"
+    distribution "#{node["lsb"]["codename"]}-backports"
+    components ["main"]
+    action :add
+    notifies :run, "execute[apt-get update]", :immediately
+  end
 
-package "postgresql-common"
+  cookbook_file "/etc/apt/preferences.d/pgdg.pref" do
+    source "pgdg.pref"
+  end
+
+  # backports support for debian
+  %w[libpq5 postgresql-common].each do |pkg|
+    package pkg do
+      options "-t #{node["lsb"]["codename"]}-backports"
+    end
+  end
+
+  # use `apt.postgresql.org` for primary package installation support
+  apt_repository "apt.postgresql.org" do
+    uri "http://apt.postgresql.org/pub/repos/apt"
+    distribution "#{node["lsb"]["codename"]}-pgdg"
+    components ["main"]
+    key "http://apt.postgresql.org/pub/repos/apt/ACCC4CF8.asc"
+    action :add
+    notifies :run, "execute[apt-get update]", :immediately
+  end
+end