Morevna Changeset - 095908159393

Changeset - 095908159393

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Laman - 8 years ago 2017-10-28 12:26:02

handled connection error, skipped needless tree rebuild

3 files changed with 16 insertions and 3 deletions:

src/client.py

src/morevna.py

src/netnode.py

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src/client.py

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@@ @@ -25,7 +25,7 @@ class Connection(BaseConnection): @@
 		try:
 			self._socket.connect((conf.hosts[0], conf.port))
 		except ConnectionRefusedError:
 			print("Couldn't connect to {0}".format(conf.hosts[0]))
+			print("Couldn't connect to {0}:{1}".format(conf.hosts[0],conf.port))
 			sys.exit(1)
 		self.createNetworkers()
@@ @@ -81,6 +81,9 @@ class Client(NetNode): @@
 			nodeStack.extend(reversed(frontier))
 		progress.done()
 		size=stats.formatBytes(len(blocksToTransfer)*self._tree.BLOCK_SIZE)
 		print(datetime.now(), "{0} to transfer".format(size))
 		return blocksToTransfer
 	def sendData(self,blocksToTransfer):

src/morevna.py

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@@ @@ -19,6 +19,12 @@ def _checkFile(f): @@
 def buildTree(args):
 	_checkFile(args.datafile)
 	if os.path.isfile(args.treefile):
 		treeMod=os.stat(args.treefile).st_mtime
 		dataMod=os.stat(args.datafile).st_mtime
 		if dataMod<treeMod and not args.force:
 			print("tree file is up to date")
 			return
 	tree=HashTree.fromFile(args.datafile)
 	tree.save(args.treefile)
@@ @@ -71,6 +77,7 @@ parser=ArgumentParser() @@
 subparsers=parser.add_subparsers()
 pBuild=subparsers.add_parser("build")
 pBuild.add_argument("-f","--force",action="store_true",help="force tree rebuild")
 pBuild.add_argument("treefile", help="stored hash tree location")
 pBuild.add_argument("datafile")
 pBuild.set_defaults(func=buildTree)

src/netnode.py

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@@ @@ -22,8 +22,11 @@ class BaseConnection: # abstract @@
 		return self.incoming,self.outcoming
 	def __exit__(self, exc_type, exc_val, exc_tb):
 		self._socket.shutdown(socket.SHUT_RDWR)
 		self._socket.close()
 		try:
 			self._socket.shutdown(socket.SHUT_RDWR)
 			self._socket.close()
 		except OSError:
 			log.warning("encountered an error when shutting down the connection")
 class NetNode:

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