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servefile
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Code cleanup 

List of bugs and improvemends provided by Sebastian Pipping
This commit is contained in:
Sebastian Lohff 2012-06-26 02:13:24 +02:00
parent 5374315e76
commit fbbbeb3fd2
1 changed files with 25 additions and 26 deletions
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servefile
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@ -20,7 +20,6 @@ import posixpath
import re import re
import select import select
import socket import socket
from stat import ST_SIZE
from subprocess import Popen, PIPE from subprocess import Popen, PIPE
import sys import sys
import time import time
@ -108,7 +107,7 @@ class FileBaseHandler(BaseHTTPServer.BaseHTTPRequestHandler):
if fromto[0] >= fileLength or fromto[0] < 0 or fromto[1] >= fileLength or fromto[1]-fromto[0] < 0: if fromto[0] >= fileLength or fromto[0] < 0 or fromto[1] >= fileLength or fromto[1]-fromto[0] < 0:
# oops, already done! (requested range out of range) # oops, already done! (requested range out of range)
self.send_response(416) self.send_response(416)
self.send_header('Content-Range', 'bytes */%s' % fileLength) self.send_header('Content-Range', 'bytes */%d' % fileLength)
self.end_headers() self.end_headers()
return (True, None) return (True, None)
return (True, fromto) return (True, fromto)
@ -123,7 +122,7 @@ class FileBaseHandler(BaseHTTPServer.BaseHTTPRequestHandler):
lastModified: time the file was last modified, None for "now" lastModified: time the file was last modified, None for "now"
""" """
if not fileLength: if not fileLength:
fileLength = os.stat(filePath)[ST_SIZE] fileLength = os.stat(filePath).st_size
(responseCode, myfile) = self.getFileHandle(filePath) (responseCode, myfile) = self.getFileHandle(filePath)
if not myfile: if not myfile:
@ -142,7 +141,7 @@ class FileBaseHandler(BaseHTTPServer.BaseHTTPRequestHandler):
if fromto != None: if fromto != None:
self.send_response(216) self.send_response(216)
self.send_header('Content-Range', 'bytes %s-%s/%s' % (fromto[0], fromto[1], fileLength)) self.send_header('Content-Range', 'bytes %d-%d/%d' % (fromto[0], fromto[1], fileLength))
fileLength = fromto[1] - fromto[0] + 1 fileLength = fromto[1] - fromto[0] + 1
else: else:
self.send_response(200) self.send_response(200)
@ -196,16 +195,16 @@ class FileBaseHandler(BaseHTTPServer.BaseHTTPRequestHandler):
fileSize = -1 fileSize = -1
responseCode = 200 responseCode = 200
try: try:
fileSize = os.stat(path)[ST_SIZE] fileSize = os.stat(path).st_size
except IOError as e: except IOError as e:
responseCode = self.getResponseForErrno(e.errno) responseCode = self.getResponseForErrno(e.errno)
return (responseCode, fileSize) return (responseCode, fileSize)
def getResponseForErrno(self, errno): def getResponseForErrno(self, errno):
""" Return HTTP response code for an IOError errno """ """ Return HTTP response code for an IOError errno """
if errno == 2: if errno == errno.ENOENT:
return 404 return 404
elif errno == 13: elif errno == errno.EACCESS:
return 403 return 403
else: else:
return 500 return 500
@ -233,7 +232,6 @@ class TarFileHandler(FileBaseHandler):
target = None target = None
compression = "none" compression = "none"
compressionMethods = ("none", "gzip", "bzip2") compressionMethods = ("none", "gzip", "bzip2")
server_version = "servefile/" + __version__
def do_HEAD(self): def do_HEAD(self):
if self.checkAndDoRedirect(): if self.checkAndDoRedirect():
@ -438,6 +436,7 @@ class FilePutter(BaseHTTPServer.BaseHTTPRequestHandler):
targetDir = None targetDir = None
maxUploadSize = 0 maxUploadSize = 0
blockSize = 1024 * 1024
uploadPage = """ uploadPage = """
<!docype html> <!docype html>
<html> <html>
@ -487,11 +486,11 @@ class FilePutter(BaseHTTPServer.BaseHTTPRequestHandler):
self.sendResponse(400, "Filename was empty or invalid") self.sendResponse(400, "Filename was empty or invalid")
return return
# write file down to disk, send an # write file down to disk, send a 200 afterwards
target = open(destFileName, "w") target = open(destFileName, "w")
bytesLeft = length bytesLeft = length
while bytesLeft > 0: while bytesLeft > 0:
bytesToRead = min(1024*1024, bytesLeft) bytesToRead = min(self.blockSize, bytesLeft)
target.write(fstorage["file"].file.read(bytesToRead)) target.write(fstorage["file"].file.read(bytesToRead))
bytesLeft -= bytesToRead bytesLeft -= bytesToRead
target.close() target.close()
@ -529,11 +528,11 @@ class FilePutter(BaseHTTPServer.BaseHTTPRequestHandler):
target = open(cleanFileName, "w") target = open(cleanFileName, "w")
bytesLeft = int(self.headers['Content-Length']) bytesLeft = int(self.headers['Content-Length'])
while bytesLeft > 0: while bytesLeft > 0:
bytesToRead = min(1024*1024, bytesLeft) bytesToRead = min(self.blockSize, bytesLeft)
target.write(self.rfile.read(bytesToRead)) target.write(self.rfile.read(bytesToRead))
bytesLeft -= bytesToRead bytesLeft -= bytesToRead
target.close() target.close()
self.sendResponse(fromPost and 200 or 201, "OK!") self.sendResponse(200 if fromPost else 201, "OK!")
def getContentLength(self): def getContentLength(self):
length = 0 length = 0
@ -569,7 +568,7 @@ class FilePutter(BaseHTTPServer.BaseHTTPRequestHandler):
cleanFileName = fname.replace("/", "") cleanFileName = fname.replace("/", "")
if cleanFileName == "": if cleanFileName == "":
return "" return ""
destFileName = self.targetDir + "/" + cleanFileName destFileName = os.path.join(self.targetDir, cleanFileName)
if not os.path.exists(destFileName): if not os.path.exists(destFileName):
return destFileName return destFileName
else: else:
@ -592,9 +591,9 @@ def catchSSLErrors(BaseSSLClass):
BaseSSLClass.handle_one_request(self, *args, **kwargs) BaseSSLClass.handle_one_request(self, *args, **kwargs)
except SSL.Error as e: except SSL.Error as e:
if str(e) == "": if str(e) == "":
print("%s SSL Error (Empty error message)" % (self.client_address[0],)) print("%s SSL error (empty error message)" % (self.client_address[0],))
else: else:
print("%s SSL Error: %s" % (self.client_address[0], e)) print("%s SSL error: %s" % (self.client_address[0], e))
return X return X
@ -602,7 +601,7 @@ class SecureThreadedHTTPServer(ThreadedHTTPServer):
def __init__(self, pubKey, privKey, server_address, RequestHandlerClass, bind_and_activate=True): def __init__(self, pubKey, privKey, server_address, RequestHandlerClass, bind_and_activate=True):
ThreadedHTTPServer.__init__(self, server_address, RequestHandlerClass, bind_and_activate) ThreadedHTTPServer.__init__(self, server_address, RequestHandlerClass, bind_and_activate)
ctx = SSL.Context(SSL.SSLv23_METHOD) ctx = SSL.Context(SSL.SSLv23_METHOD)
if type(pubKey) == crypto.X509 and type(privKey) == crypto.PKey: if type(pubKey) is crypto.X509 and type(privKey) is crypto.PKey:
ctx.use_certificate(pubKey) ctx.use_certificate(pubKey)
ctx.use_privatekey(privKey) ctx.use_privatekey(privKey)
else: else:
@ -689,9 +688,9 @@ class ServeFile():
# filter out ips we are not listening on # filter out ips we are not listening on
if not self.listenIPv6: if not self.listenIPv6:
ips = filter(lambda ip: ip.find(":") == -1, ips) ips = filter(lambda ip: ":" not in ip, ips)
if not self.listenIPv4: if not self.listenIPv4:
ips = filter(lambda ip: ip.find(".") == -1, ips) ips = filter(lambda ip: "." not in ip, ips)
return ips return ips
return None return None
@ -763,7 +762,7 @@ class ServeFile():
return self.key return self.key
def setAuth(self, user, password, realm=None): def setAuth(self, user, password, realm=None):
if len(user) == "" or len(password) == "": if not user or not password:
raise ServeFileException("User and password both need to be at least one character.") raise ServeFileException("User and password both need to be at least one character.")
self.auth = base64.b64encode("%s:%s" % (user, password)) self.auth = base64.b64encode("%s:%s" % (user, password))
self.authrealm = realm self.authrealm = realm
@ -818,7 +817,7 @@ class ServeFile():
# print urls with local network adresses # print urls with local network adresses
print("\nSome addresses %s will be available at:" % \ print("\nSome addresses %s will be available at:" % \
((self.serveMode != self.MODE_UPLOAD) and "this file" or "the uploadform", )) ("this file" if (self.serveMode != self.MODE_UPLOAD) else "the uploadform", ))
ips = self.getIPs() ips = self.getIPs()
if not ips or len(ips) == 0 or ips[0] == '': if not ips or len(ips) == 0 or ips[0] == '':
print("Could not find any addresses.") print("Could not find any addresses.")
@ -849,11 +848,11 @@ class ServeFile():
try: try:
testit = open(self.target, 'r') testit = open(self.target, 'r')
testit.close() testit.close()
FileHandler.filePath = self.target
FileHandler.fileName = os.path.basename(self.target)
FileHandler.fileLength = os.stat(self.target)[ST_SIZE]
except IOError: except IOError:
raise ServeFileException("Error: Could not open file!") raise ServeFileException("Error: Could not open file!")
FileHandler.filePath = self.target
FileHandler.fileName = os.path.basename(self.target)
FileHandler.fileLength = os.stat(self.target).st_size
handler = FileHandler handler = FileHandler
elif self.serveMode == self.MODE_SINGLETAR: elif self.serveMode == self.MODE_SINGLETAR:
self.realTarget = os.path.realpath(self.target) self.realTarget = os.path.realpath(self.target)
@ -979,7 +978,7 @@ def main():
if args.max_upload_size: if args.max_upload_size:
sizeRe = re.match("^(\d+(?:[,.]\d+)?)(?:([bkmgtpe])(?:(?<!b)b?)?)?$", args.max_upload_size.lower()) sizeRe = re.match("^(\d+(?:[,.]\d+)?)(?:([bkmgtpe])(?:(?<!b)b?)?)?$", args.max_upload_size.lower())
if not sizeRe: if not sizeRe:
print("Error: Your max upload size param is broken.") print("Error: Your max upload size param is broken, try something like 3M or 2,5Gb.")
sys.exit(1) sys.exit(1)
uploadSize, modifier = sizeRe.groups() uploadSize, modifier = sizeRe.groups()
uploadSize = float(uploadSize.replace(",", ".")) uploadSize = float(uploadSize.replace(",", "."))
@ -1004,7 +1003,7 @@ def main():
if args.auth: if args.auth:
dpos = args.auth.find(":") dpos = args.auth.find(":")
if dpos <= 0 or dpos == (len(args.auth)-1): if dpos <= 0 or dpos == (len(args.auth)-1):
print("Error: User and password for HTTP basic authentication need to be both at least one character band have to be seperated by a \":\".") print("Error: User and password for HTTP basic authentication need to be both at least one character and have to be separated by a \":\".")
sys.exit(1) sys.exit(1)
if args.realm and not args.auth: if args.realm and not args.auth:
@ -1028,7 +1027,7 @@ def main():
if args.compression in TarFileHandler.compressionMethods: if args.compression in TarFileHandler.compressionMethods:
compression = args.compression compression = args.compression
else: else:
print("Error: Compression mode '%s' is unknown." % TarFileHandler.compression) print("Error: Compression mode '%s' is unknown." % args.compression)
sys.exit(1) sys.exit(1)
if args.ipv4_only and args.ipv6_only: if args.ipv4_only and args.ipv6_only: