Added mongo stats and server status plugins.

mongodb/mongodb_ops.rb → mongodb/mongo_ops.rb

@@ -1,4 +1,4 @@
-class MongoDBOps < Scout::Plugin
+class MongoOpsPlugin < Scout::Plugin
   OPTIONS=<<-EOS
     path_to_db_yml:
       label: Path to database.yml
@@ -15,7 +15,8 @@ def build_report
     connection = Mongo::Connection.new(config['host'], config['port'])
     db         = connection.db(config['database'])
     db.authenticate(config['username'], config['password']) unless config['username'].nil?
-    stats      = db.command('serverStatus' => 1)
+
+    stats = db.command('serverStatus' => 1)
 
     op_inserts   = stats['opcounters']['insert']
     op_queries   = stats['opcounters']['query']
@@ -24,25 +25,32 @@ def build_report
     op_get_mores = stats['opcounters']['getmore']
     op_commands  = stats['opcounters']['command']
 
-    original_inserts   = memory(:op_inserts) 	|| 0
-    original_queries   = memory(:op_queries) 	|| 0
-    original_updates   = memory(:op_updates) 	|| 0
-    original_deletes   = memory(:op_deletes) 	|| 0
-    original_get_mores = memory(:op_get_mores) 	|| 0
-    original_commands  = memory(:op_commands) 	|| 0
+    previous_inserts   = memory(:op_inserts)   || 0
+    previous_queries   = memory(:op_queries)   || 0
+    previous_updates   = memory(:op_updates)   || 0
+    previous_deletes   = memory(:op_deletes)   || 0
+    previous_get_mores = memory(:op_get_mores) || 0
+    previous_commands  = memory(:op_commands)  || 0
+
+    report(:inserts   => op_inserts   - previous_inserts)
+    report(:queries   => op_queries   - previous_queries)
+    report(:updates   => op_updates   - previous_updates)
+    report(:deletes   => op_deletes   - previous_deletes)
+    report(:get_mores => op_get_mores - previous_get_mores)
+    report(:commands  => op_commands  - previous_commands)
+
+    report(:total_inserts   => op_inserts)
+    report(:total_queries   => op_queries)
+    report(:total_updates   => op_updates)
+    report(:total_deletes   => op_deletes)
+    report(:total_get_mores => op_get_mores)
+    report(:total_commands  => op_commands)
 
     remember(:op_inserts,   op_inserts)
     remember(:op_queries,   op_queries)
     remember(:op_updates,   op_updates)
     remember(:op_deletes,   op_deletes)
     remember(:op_get_mores, op_get_mores)
     remember(:op_commands,  op_commands)
-
-    report(:inserts   => op_inserts   - original_inserts)
-    report(:queries   => op_queries   - original_queries)
-    report(:updates   => op_updates   - original_updates)
-    report(:deletes   => op_deletes   - original_deletes)
-    report(:get_mores => op_get_mores - original_get_mores)
-    report(:commands  => op_commands  - original_commands)
   end
 end

mongodb/mongo_server_status.rb

@@ -0,0 +1,39 @@
+class MongoServerStatusPlugin < Scout::Plugin
+  OPTIONS=<<-EOS
+    path_to_db_yml:
+      label: Path to database.yml
+      notes: For example: /path/to/myapp/current/config/database.yml
+    rails_env:
+      label: Rails Environment
+      default: production
+  EOS
+
+  needs 'mongo', 'yaml'
+
+  def build_report
+    config     = YAML::load_file(option('path_to_db_yml'))[option('rails_env')]
+    connection = Mongo::Connection.new(config['host'], config['port'])
+    db         = connection.db(config['database'])
+    db.authenticate(config['username'], config['password']) unless config['username'].nil?
+
+    stats = db.command('serverStatus' => 1)
+
+    report(:btree_accesses                => stats['indexCounters']['btree']['accesses'])
+    report(:btree_hits                    => stats['indexCounters']['btree']['hits'])
+    report(:btree_misses                  => stats['indexCounters']['btree']['misses'])
+    report(:btree_resets                  => stats['indexCounters']['btree']['resets'])
+    report(:btree_miss_ratio              => stats['indexCounters']['btree']['missRatio'])
+    report(:global_lock_total_time        => stats['globalLock']['totalTime'])
+    report(:global_lock_lock_time         => stats['globalLock']['lockTime'])
+    report(:global_lock_ratio             => stats['globalLock']['ratio'])
+    report(:background_flushes_total      => stats['backgroundFlushing']['flushes'])
+    report(:background_flushes_total_ms   => stats['backgroundFlushing']['total_ms'])
+    report(:background_flushes_average_ms => stats['backgroundFlushing']['average_ms'])
+    report(:background_flushes_last_ms    => stats['backgroundFlushing']['last_ms'])
+
+    report(:mem_bits     => stats['mem']['bits'])      if stats['mem'] && stats['mem']['bits']
+    report(:mem_resident => stats['mem']['resident'])  if stats['mem'] && stats['mem']['resident']
+    report(:mem_virtual  => stats['mem']['virtual'])   if stats['mem'] && stats['mem']['virtual']
+    report(:mem_mapped   => stats['mem']['mapped'])    if stats['mem'] && stats['mem']['mapped']
+  end
+end

mongodb/mongo_stats.rb

@@ -0,0 +1,27 @@
+class MongoStatsPlugin < Scout::Plugin
+  OPTIONS=<<-EOS
+    path_to_db_yml:
+      label: Path to database.yml
+      notes: For example: /path/to/myapp/current/config/database.yml
+    rails_env:
+      label: Rails Environment
+      default: production
+  EOS
+
+  needs 'mongo', 'yaml'
+
+  def build_report
+    config     = YAML::load_file(option('path_to_db_yml'))[option('rails_env')]
+    connection = Mongo::Connection.new(config['host'], config['port'])
+    db         = connection.db(config['database'])
+    db.authenticate(config['username'], config['password']) unless config['username'].nil?
+
+    stats = db.stats
+
+    report(:objects      => stats['objects'])
+    report(:data_size    => stats['dataSize'])
+    report(:storage_size => stats['storageSize'])
+    report(:indexes      => stats['indexes'])
+    report(:index_size   => stats['indexSize'])
+  end
+end