From 377195ce83c22c3a3771565cf15f6a06f1440b06 Mon Sep 17 00:00:00 2001
From: Azul <azul@riseup.net>
Date: Wed, 25 Sep 2013 12:29:48 +0200
Subject: log to file or syslog instead of STDOUT

---
 lib/tapicero.rb               |  7 +++++++
 lib/tapicero/config.rb        | 31 +++++++++++++++++++++++++++----
 lib/tapicero/couch_changes.rb |  9 +++++----
 lib/tapicero/user_database.rb |  4 ++--
 lib/tapicero_daemon.rb        |  6 +++---
 5 files changed, 44 insertions(+), 13 deletions(-)

(limited to 'lib')

diff --git a/lib/tapicero.rb b/lib/tapicero.rb
index 967a9a7..fd66030 100644
--- a/lib/tapicero.rb
+++ b/lib/tapicero.rb
@@ -5,6 +5,13 @@ unless defined? LEAP_CA_CONFIG
   LEAP_CA_CONFIG = '/etc/leap/tapicero.yaml'
 end
 
+module Tapicero
+  class <<self
+    attr_accessor :logger
+  end
+end
+
+
 #
 # Load Config
 # this must come first, because CouchRest needs the connection defined before the models are defined.
diff --git a/lib/tapicero/config.rb b/lib/tapicero/config.rb
index ad8076a..7d7d0e1 100644
--- a/lib/tapicero/config.rb
+++ b/lib/tapicero/config.rb
@@ -10,11 +10,15 @@ module Tapicero
     attr_accessor :security
     attr_accessor :seq_file
     attr_accessor :log_file
+    attr_accessor :log_level
 
     def self.load(base_dir, *configs)
-      configs.each do |file_path|
-        load_config find_file(base_dir, file_path)
+      loaded = configs.collect do |file_path|
+        file = find_file(base_dir, file_path)
+        load_config(file)
       end
+      init_logger
+      log_loaded_configs(loaded.compact)
     end
 
     def couch_host(conf = nil)
@@ -30,12 +34,25 @@ module Tapicero
 
     private
 
+    def init_logger
+      if log_file
+        require 'logger'
+        Tapicero.logger = Logger.new(log_file)
+      else
+        require 'syslog/logger'
+        Tapicero.logger = Syslog::Logger.new('tapicero')
+      end
+      Tapicero.logger.level = Logger.const_get(log_level.upcase)
+    end
+
     def load_config(file_path)
       return unless file_path
-      puts " * Loading configuration #{file_path}"
       load_settings YAML.load(File.read(file_path))
+      return file_path
     rescue NoMethodError => exc
-      STDERR.puts "ERROR in file #{file_path}"
+      init_logger
+      Tapicero.logger.fatal "Error in file #{file_path}"
+      Tapicero.logger.fatal exc
       exit(1)
     end
 
@@ -72,5 +89,11 @@ module Tapicero
       return File.expand_path(file_path, base_dir) if File.exists?(File.expand_path(file_path, base_dir))
       return nil
     end
+
+    def log_loaded_configs(files)
+      files.each do |file|
+        Tapicero.logger.info "Loaded config from #{file} ."
+      end
+    end
   end
 end
diff --git a/lib/tapicero/couch_changes.rb b/lib/tapicero/couch_changes.rb
index 55a5489..376eb11 100644
--- a/lib/tapicero/couch_changes.rb
+++ b/lib/tapicero/couch_changes.rb
@@ -21,8 +21,8 @@ module Tapicero
     end
 
     def listen
-      puts "listening..."
-      puts "Starting at sequence #{since}"
+      Tapicero.logger.info "listening..."
+      Tapicero.logger.debug "Starting at sequence #{since}"
       db.changes :feed => :continuous, :since => since, :heartbeat => 1000 do |hash|
         callbacks(hash)
       end
@@ -44,13 +44,14 @@ module Tapicero
     end
 
     def read_seq(seq_filename)
+      Tapicero.logger.debug "Looking up sequence here: #{seq_filename}"
       FileUtils.touch(seq_filename)
       unless File.writable?(seq_filename)
         raise StandardError.new("Can't access sequence file")
       end
       @since = File.read(seq_filename)
     rescue Errno::ENOENT => e
-      puts "No sequence file found. Starting from scratch"
+      Tapicero.logger.warn "No sequence file found. Starting from scratch"
     end
 
     def store_seq(seq)
@@ -62,7 +63,7 @@ module Tapicero
     #
     def fetch_last_seq
       hash = db.changes :limit => 1, :descending => true
-      puts "starting at seq: " + hash["last_seq"]
+      Tapicero.logger.info "starting at seq: " + hash["last_seq"]
       return hash["last_seq"]
     end
 
diff --git a/lib/tapicero/user_database.rb b/lib/tapicero/user_database.rb
index fcdd272..84ed300 100644
--- a/lib/tapicero/user_database.rb
+++ b/lib/tapicero/user_database.rb
@@ -19,8 +19,8 @@ module Tapicero
     def secure(security)
       # let's not overwrite if we have a security doc already
       return if secured?
-      puts security.to_json
-      puts "-> #{security_url}"
+      Tapicero.logger.info "Writing Security to #{security_url}"
+      Tapicero.logger.debug security.to_json
       CouchRest.put security_url, security
     end
 
diff --git a/lib/tapicero_daemon.rb b/lib/tapicero_daemon.rb
index a5e41eb..e38a4ad 100644
--- a/lib/tapicero_daemon.rb
+++ b/lib/tapicero_daemon.rb
@@ -8,14 +8,14 @@
 require 'tapicero'
 
 module Tapicero
-  puts    " * Observing #{Config.couch_host_without_password}"
-  puts    " * Tracking #{Config.users_db_name}"
+  Tapicero.logger.info "Observing #{Config.couch_host_without_password}"
+  Tapicero.logger.info "Tracking #{Config.users_db_name}"
   # stream   = CouchStream.new(Config.couch_host + '/' + Config.users_db_name)
   db = CouchRest.new(Config.couch_host).database(Config.users_db_name)
   users = CouchChanges.new(db, Config.seq_file)
 
   users.created do |hash|
-    puts "Created user " + hash['id']
+    Tapicero.logger.debug "Created user " + hash['id']
     db = UserDatabase.new(Config.couch_host, Config.db_prefix + hash['id'])
     db.create
     db.secure(Config.security)
-- 
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