Add support for PostgreSQL backups

site-cookbooks/backup/recipes/default.rb

@@ -58,6 +58,12 @@ if node["backup"]["default_model"]
   end
 
   include_recipe 'logrotate'
+  if node["backup"]["mysql"]
+    # Install MySQL client (includes mysqldump)
+    mysql_client 'default' do
+      action :create
+    end
+  end
 
   logrotate_app 'backup' do
     path '/var/log/backup.log'

site-cookbooks/backup/templates/default/backup.rb.erb

@@ -16,6 +16,10 @@ KosmosBackup.new(:default, 'default backup') do
 <%- end -%>
 <%- end -%>
 
+<%- if node["backup"]["postgresql"] -%>
+  database PostgreSQL
+<%- end -%>
+
 <%- if node["mongodb"] -%>
 <%- node["backup"]["mongodb"]["databases"].each do |db_name| -%>
   database MongoDB, :"<%= db_name.to_sym %>" do |db|

site-cookbooks/backup/templates/default/config.rb.erb

@@ -45,11 +45,11 @@ Database::MySQL.defaults do |db|
 end
 <%- end -%>
 
-<%- if node["backup"]["postgresql"] -%>
+<%- if node["backup"]["mysql"] -%>
 Database::MySQL.defaults do |db|
-  db.host               = "<%= node["backup"]["postgresql"]["host"] %>"
-  db.username           = "<%= node["backup"]["postgresql"]["username"] %>"
-  db.password           = "<%= node["backup"]["postgresql"]["password"] %>"
+  db.host               = "<%= node["backup"]["mysql"]["host"] %>"
+  db.username           = "<%= node["backup"]["mysql"]["username"] %>"
+  db.password           = "<%= node["backup"]["mysql"]["password"] %>"
   db.additional_options = ['--quick', '--single-transaction']
 end
 <%- end -%>
@@ -63,17 +63,17 @@ Database::Redis.defaults do |db|
 end
 
 <%- if node["backup"]["postgresql"] -%>
-  database PostgreSQL do |db|
-    db.username           = ""
-    db.password           = "<%= node['postgresql']['password']['postgres'] %>"
-    db.host               = "localhost"
+Database::PostgreSQL.defaults do |db|
+  db.username           = "<%= node["backup"]["postgresql"]["username"] %>"
+  db.password           = "<%= node["backup"]["postgresql"]["password"] %>"
+  db.host               = "<%= node["backup"]["postgresql"]["host"] %>"
   db.port               = 5432
-    db.socket             = "/tmp/pg.sock"
+  # db.socket             = "/var/run/postgresql/.s.PGSQL.5432"
   # When dumping all databases, `skip_tables` and `only_tables` are ignored.
-    db.skip_tables        = ['skip', 'these', 'tables']
-    db.only_tables        = ['only', 'these' 'tables']
+  db.skip_tables        = []
+  db.only_tables        = []
   db.additional_options = []
-  end
+end
 <% end -%>
 
 preconfigure 'KosmosBackup' do