added config file

3 files changed, 51 insertions, 6 deletions

diff --git a/README.md b/README.md
index 4b4620e..54da24c 100644
--- a/README.md
+++ b/README.md
@@ -49,6 +49,11 @@ Install for development:
     $ bundle
     $ rake test
 
+Configuration
+==================================
+
+Nickserver loads the configuration files `config/default.yml` and `/etc/leap/nickserver.yml`, if it exists. See `config/default.yml` for the available options.
+
 Usage
 ==================================
 
diff --git a/config/default.yml b/config/default.yml
new file mode 100644
index 0000000..4110b48
--- /dev/null
+++ b/config/default.yml
@@ -0,0 +1,5 @@
+couch_host: 'localhost'
+couch_port: 5984
+couch_database: 'users'
+sks_url: 'https://hkps.pool.sks-keyservers.net:/pks/lookup'
+port: 6425
diff --git a/lib/nickserver/config.rb b/lib/nickserver/config.rb
index d47fc68..56478e2 100644
--- a/lib/nickserver/config.rb
+++ b/lib/nickserver/config.rb
@@ -1,14 +1,49 @@
+require 'yaml'
+
 module Nickserver
   class Config
+    PATHS = [
+      File.expand_path('../../../config/default.yml', __FILE__),
+      '/etc/leap/nickserver.yml'
+    ]
+
     class << self
       attr_accessor :sks_url
+      attr_accessor :couch_port
+      attr_accessor :couch_host
+      attr_accessor :couch_database
       attr_accessor :port
+      attr_accessor :loaded
     end
-  end
 
-  #
-  # set reasonable defaults
-  #
-  Config.sks_url = 'https://hkps.pool.sks-keyservers.net:/pks/lookup'
-  Config.port = 6425 # aka "NICK"
+    def self.load
+      self.loaded ||= begin
+        PATHS.each do |file_path|
+          self.load_config(file_path)
+        end
+        true
+      end
+    end
+
+    private
+
+    def self.load_config(file_path)
+      begin
+        YAML.load(File.read(file_path)).each do |key, value|
+          begin
+            self.send("#{key}=", value)
+          rescue NoMethodError => exc
+            STDERR.puts "ERROR in file #{file_path}, '#{key}' is not a valid option"
+            exit(1)
+          end
+        end
+        puts "Loaded #{file_path}"
+      rescue Errno::ENOENT => exc
+        puts "Skipping #{file_path}"
+      rescue Exception => exc
+        STDERR.puts exc.inspect
+        exit(1)
+      end
+    end
+  end
 end