Updated mcollective.init according to OSCI-658

[packages/precise/mcollective.git] / lib / mcollective / logger / file_logger.rb

diff --git a/lib/mcollective/logger/file_logger.rb b/lib/mcollective/logger/file_logger.rb
new file mode 100644 (file)
index 0000000..484ef42
--- /dev/null
+++ b/lib/mcollective/logger/file_logger.rb
@@ -0,0 +1,46 @@
+require 'logger'
+
+module MCollective
+  module Logger
+    # Impliments a file based logger using the standard ruby logger class
+    #
+    # To configure you should set:
+    #
+    #   - config.logfile
+    #   - config.keeplogs defaults to 2097152
+    #   - config.max_log_size defaults to 5
+    class File_logger<Base
+      def start
+        config = Config.instance
+
+        @logger = ::Logger.new(config.logfile, config.keeplogs, config.max_log_size)
+        @logger.formatter = ::Logger::Formatter.new
+
+        set_level(config.loglevel.to_sym)
+      end
+
+      def set_logging_level(level)
+        @logger.level = map_level(level)
+      rescue Exception => e
+        @logger.level = ::Logger::DEBUG
+        log(:error, "", "Could not set logging to #{level} using debug instead: #{e.class} #{e}")
+      end
+
+      def valid_levels
+        {:info  => ::Logger::INFO,
+         :warn  => ::Logger::WARN,
+         :debug => ::Logger::DEBUG,
+         :fatal => ::Logger::FATAL,
+         :error => ::Logger::ERROR}
+      end
+
+      def log(level, from, msg)
+        @logger.add(map_level(level)) { "#{from} #{msg}" }
+      rescue
+        # if this fails we probably cant show the user output at all,
+        # STDERR it as last resort
+        STDERR.puts("#{level}: #{msg}")
+      end
+    end
+  end
+end