- Added "backend" option

git-svn-id: https://fail2ban.svn.sourceforge.net/svnroot/fail2ban/trunk@409 a942ae1a-1317-0410-a47c-b1dcaea8d605

CHANGELOG

@@ -7,13 +7,14 @@
 Fail2Ban (version 0.7.4)                           2006/??/??
 =============================================================
 
-ver. 0.7.4 (2006/09/28) - beta
+ver. 0.7.4 (2006/??/??) - beta
 ----------
 - Improved configuration files. Thanks to Yaroslav Halchenko
 - Added man page for "fail2ban-regex"
 - Moved ban/unban messages from "info" level to "warn"
 - Added "-s" option to specify the socket path and "socket"
   option in "fail2ban.conf"
+- Added "backend" option in "jail.conf"
 
 ver. 0.7.3 (2006/09/28) - beta
 ----------

client/jailreader.py

@@ -58,6 +58,7 @@ class JailReader(ConfigReader):
 	def getOptions(self):
 		opts = [["bool", "enabled", "false"],
 				["string", "logpath", "/var/log/messages"],
+				["string", "backend", "auto"],
 				["int", "maxretry", 3],
 				["int", "maxtime", 600],
 				["int", "bantime", 600],
@@ -94,7 +95,7 @@ class JailReader(ConfigReader):
 		return True
 	
 	def convert(self):
-		stream = [["add", self.__name]]
+		stream = []
 		for opt in self.__opts:
 			if opt == "logpath":
 				for path in self.__opts[opt].split("\n"):
@@ -103,6 +104,8 @@ class JailReader(ConfigReader):
 						logSys.error("No file found for " + path)
 					for p in pathList:
 						stream.append(["set", self.__name, "addlogpath", p])
+			elif opt == "backend":
+				backend = self.__opts[opt]
 			elif opt == "maxretry":
 				stream.append(["set", self.__name, "maxretry", self.__opts[opt]])
 			elif opt == "ignoreip":
@@ -114,6 +117,7 @@ class JailReader(ConfigReader):
 		stream.extend(self.__filter.convert())
 		for action in self.__actions:
 			stream.extend(action.convert())
+		stream.insert(0, ["add", self.__name, backend])
 		return stream
 	
 	@staticmethod

server/jail.py

@@ -34,21 +34,31 @@ logSys = logging.getLogger("fail2ban.jail")
 
 class Jail:
 	
-	def __init__(self, name):
+	def __init__(self, name, backend = "auto"):
 		self.__lock = Lock()
 		self.__name = name
 		self.__queue = Queue.Queue()
-		try:
-			import gamin
-			logSys.info("Gamin available. Using it instead of poller")
-			from filtergamin import FilterGamin
-			self.__filter = FilterGamin(self)
-		except ImportError:
-			logSys.info("Gamin not available. Using poller")
-			from filterpoll import FilterPoll
-			self.__filter = FilterPoll(self)
+		self.__filter = None
+		if backend == "polling":
+			self.__initPoller()
+		else:
+			try:
+				self.__initGamin()
+			except ImportError:
+				self.__initPoller()
 		self.__action = Actions(self)
 	
+	def __initPoller(self):
+		logSys.info("Using poller")
+		from filterpoll import FilterPoll
+		self.__filter = FilterPoll(self)
+	
+	def __initGamin(self):
+		import gamin
+		logSys.info("Using Gamin")
+		from filtergamin import FilterGamin
+		self.__filter = FilterGamin(self)
+	
 	def setName(self, name):
 		self.__lock.acquire()
 		self.__name = name
@@ -61,11 +71,6 @@ class Jail:
 		finally:
 			self.__lock.release()
 	
-	def setFilter(self, filter):
-		self.__lock.acquire()
-		self.__filter = filter
-		self.__lock.release()
-	
 	def getFilter(self):
 		try:
 			self.__lock.acquire()
@@ -73,11 +78,6 @@ class Jail:
 		finally:
 			self.__lock.release()
 	
-	def setAction(self, action):
-		self.__lock.acquire()
-		self.__action = action
-		self.__lock.release()
-	
 	def getAction(self):
 		try:
 			self.__lock.acquire()
@@ -141,7 +141,7 @@ class Jail:
 			self.__lock.acquire()
 			fStatus = self.__filter.status()
 			aStatus = self.__action.status()
-			ret = [("filter", fStatus),
+			ret = [("filter", fStatus), 
 				   ("action", aStatus)]
 			return ret
 		finally:

server/jails.py

@@ -34,13 +34,13 @@ class Jails:
 		self.__lock = Lock()
 		self.__jails = dict()
 	
-	def add(self, name):
+	def add(self, name, backend):
 		self.__lock.acquire()
 		if self.__jails.has_key(name):
 			self.__lock.release()
 			raise DuplicateJailException(name)
 		else:
-			self.__jails[name] = Jail(name)
+			self.__jails[name] = Jail(name, backend)
 			self.__lock.release()
 	
 	def remove(self, name):

server/server.py

@@ -72,8 +72,8 @@ class Server:
 		# Stop communication
 		self.__socket.stop()
 	
-	def addJail(self, name):
-		self.__jails.add(name)
+	def addJail(self, name, backend):
+		self.__jails.add(name, backend)
 		
 	def delJail(self, name):
 		self.__jails.remove(name)

server/transmitter.py

@@ -63,7 +63,11 @@ class Transmitter:
 			name = action[1]
 			if name == "all":
 				raise Exception("Reserved name")
-			self.__server.addJail(name)
+			try:
+				backend = action[2]
+			except IndexError:
+				backend = "auto"
+			self.__server.addJail(name, backend)
 			return name
 		elif action[0] == "start":
 			name = action[1]