more rearranging

This commit is contained in:
Brian Warner 2016-02-15 21:59:18 -08:00
parent 512c7c0a59
commit 8079340bff
2 changed files with 104 additions and 99 deletions

View File

@ -1,7 +1,6 @@
from __future__ import print_function
import os, sys, json, binascii, six, tempfile, zipfile
import os, sys, six, tempfile, zipfile
from ..errors import handle_server_error, TransferError
from .progress import start_progress, update_progress, finish_progress
APPID = u"lothar.com/wormhole/text-or-file-xfer"
@ -39,7 +38,8 @@ def send(args):
other_cmd += " -0"
print("On the other computer, please run: %s" % other_cmd)
rc = _send_blocking(APPID, args, phase1, fd_to_send)
from .cmd_send_blocking import send_blocking
rc = send_blocking(APPID, args, phase1, fd_to_send)
return rc
def _build_phase1_data(args):
@ -88,99 +88,3 @@ def _build_phase1_data(args):
print("Sending directory (%d bytes compressed) named '%s'"
% (filesize, basename))
return phase1, fd_to_send
def _send_blocking(appid, args, phase1, fd_to_send):
from ..blocking.transcribe import Wormhole, WrongPasswordError
from ..blocking.transit import TransitSender
transit_sender = TransitSender(args.transit_helper)
transit_data = {
"direct_connection_hints": transit_sender.get_direct_hints(),
"relay_connection_hints": transit_sender.get_relay_hints(),
}
phase1["transit"] = transit_data
with Wormhole(appid, args.relay_url) as w:
if args.code:
w.set_code(args.code)
code = args.code
else:
code = w.get_code(args.code_length)
if not args.zeromode:
print("Wormhole code is: %s" % code)
print("")
if args.verify:
_do_verify(w)
my_phase1_bytes = json.dumps(phase1).encode("utf-8")
w.send_data(my_phase1_bytes)
try:
them_phase1_bytes = w.get_data()
except WrongPasswordError as e:
raise TransferError(e.explain())
# note: 'w' is still valid, and we use w.derive_key() below, which can't
# raise an error that needs to be handled in the 'with' block
them_phase1 = json.loads(them_phase1_bytes.decode("utf-8"))
if fd_to_send is None:
if them_phase1["message_ack"] == "ok":
print("text message sent")
return 0
raise TransferError("error sending text: %r" % (them_phase1,))
return _send_file_blocking(w, them_phase1, fd_to_send, transit_sender)
def _do_verify(w):
verifier = binascii.hexlify(w.get_verifier()).decode("ascii")
while True:
ok = six.moves.input("Verifier %s. ok? (yes/no): " % verifier)
if ok.lower() == "yes":
break
if ok.lower() == "no":
reject_data = json.dumps({"error": "verification rejected",
}).encode("utf-8")
w.send_data(reject_data)
raise TransferError("verification rejected, abandoning transfer")
def _send_file_blocking(w, them_phase1, fd_to_send, transit_sender):
# we're sending a file, if they accept it
if "error" in them_phase1:
raise TransferError("remote error, transfer abandoned: %s"
% them_phase1["error"])
if them_phase1.get("file_ack") != "ok":
raise TransferError("ambiguous response from remote, "
"transfer abandoned: %s" % (them_phase1,))
tdata = them_phase1["transit"]
transit_key = w.derive_key(APPID+"/transit-key")
transit_sender.set_transit_key(transit_key)
transit_sender.add_their_direct_hints(tdata["direct_connection_hints"])
transit_sender.add_their_relay_hints(tdata["relay_connection_hints"])
record_pipe = transit_sender.connect()
print("Sending (%s).." % transit_sender.describe())
CHUNKSIZE = 64*1024
fd_to_send.seek(0,2)
filesize = fd_to_send.tell()
fd_to_send.seek(0,0)
with fd_to_send as f:
sent = 0
next_update = start_progress(filesize)
while sent < filesize:
plaintext = f.read(CHUNKSIZE)
record_pipe.send_record(plaintext)
sent += len(plaintext)
next_update = update_progress(next_update, sent, filesize)
finish_progress(filesize)
print("File sent.. waiting for confirmation")
ack = record_pipe.receive_record()
if ack == b"ok\n":
print("Confirmation received. Transfer complete.")
return 0
raise TransferError("Transfer failed (remote says: %r)" % ack)

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@ -0,0 +1,101 @@
from __future__ import print_function
import json, binascii, six
from ..errors import TransferError
from .progress import start_progress, update_progress, finish_progress
def send_blocking(appid, args, phase1, fd_to_send):
from ..blocking.transcribe import Wormhole, WrongPasswordError
from ..blocking.transit import TransitSender
transit_sender = TransitSender(args.transit_helper)
transit_data = {
"direct_connection_hints": transit_sender.get_direct_hints(),
"relay_connection_hints": transit_sender.get_relay_hints(),
}
phase1["transit"] = transit_data
with Wormhole(appid, args.relay_url) as w:
if args.code:
w.set_code(args.code)
code = args.code
else:
code = w.get_code(args.code_length)
if not args.zeromode:
print("Wormhole code is: %s" % code)
print("")
if args.verify:
_do_verify(w)
my_phase1_bytes = json.dumps(phase1).encode("utf-8")
w.send_data(my_phase1_bytes)
try:
them_phase1_bytes = w.get_data()
except WrongPasswordError as e:
raise TransferError(e.explain())
# note: 'w' is still valid, and we use w.derive_key() below, which can't
# raise an error that needs to be handled in the 'with' block
them_phase1 = json.loads(them_phase1_bytes.decode("utf-8"))
if fd_to_send is None:
if them_phase1["message_ack"] == "ok":
print("text message sent")
return 0
raise TransferError("error sending text: %r" % (them_phase1,))
return _send_file_blocking(w, appid, them_phase1, fd_to_send,
transit_sender)
def _do_verify(w):
verifier = binascii.hexlify(w.get_verifier()).decode("ascii")
while True:
ok = six.moves.input("Verifier %s. ok? (yes/no): " % verifier)
if ok.lower() == "yes":
break
if ok.lower() == "no":
reject_data = json.dumps({"error": "verification rejected",
}).encode("utf-8")
w.send_data(reject_data)
raise TransferError("verification rejected, abandoning transfer")
def _send_file_blocking(w, appid, them_phase1, fd_to_send, transit_sender):
# we're sending a file, if they accept it
if "error" in them_phase1:
raise TransferError("remote error, transfer abandoned: %s"
% them_phase1["error"])
if them_phase1.get("file_ack") != "ok":
raise TransferError("ambiguous response from remote, "
"transfer abandoned: %s" % (them_phase1,))
tdata = them_phase1["transit"]
transit_key = w.derive_key(appid+"/transit-key")
transit_sender.set_transit_key(transit_key)
transit_sender.add_their_direct_hints(tdata["direct_connection_hints"])
transit_sender.add_their_relay_hints(tdata["relay_connection_hints"])
record_pipe = transit_sender.connect()
print("Sending (%s).." % transit_sender.describe())
CHUNKSIZE = 64*1024
fd_to_send.seek(0,2)
filesize = fd_to_send.tell()
fd_to_send.seek(0,0)
with fd_to_send as f:
sent = 0
next_update = start_progress(filesize)
while sent < filesize:
plaintext = f.read(CHUNKSIZE)
record_pipe.send_record(plaintext)
sent += len(plaintext)
next_update = update_progress(next_update, sent, filesize)
finish_progress(filesize)
print("File sent.. waiting for confirmation")
ack = record_pipe.receive_record()
if ack == b"ok\n":
print("Confirmation received. Transfer complete.")
return 0
raise TransferError("Transfer failed (remote says: %r)" % ack)