Update run.py from pymodules

This commit is contained in:
CorpNewt 2019-01-23 22:55:53 -06:00
parent 9f0e914912
commit 35a39972d0
1 changed files with 156 additions and 155 deletions

View File

@ -1,155 +1,156 @@
import sys
import subprocess
import threading
import shlex
try:
from Queue import Queue, Empty
except:
from queue import Queue, Empty
ON_POSIX = 'posix' in sys.builtin_module_names
class Run:
def __init__(self):
return
def _read_output(self, pipe, q):
while True:
try:
q.put(pipe.read(1))
except ValueError:
pipe.close()
break
def _stream_output(self, comm, shell = False):
output = error = ""
p = ot = et = None
try:
if shell and type(comm) is list:
comm = " ".join(shlex.quote(x) for x in comm)
if not shell and type(comm) is str:
comm = shlex.split(comm)
p = subprocess.Popen(comm, shell=shell, stdout=subprocess.PIPE, stderr=subprocess.PIPE, bufsize=1, universal_newlines=True, close_fds=ON_POSIX)
# Setup the stdout thread/queue
q = Queue()
t = threading.Thread(target=self._read_output, args=(p.stdout, q))
t.daemon = True # thread dies with the program
# Setup the stderr thread/queue
qe = Queue()
te = threading.Thread(target=self._read_output, args=(p.stderr, qe))
te.daemon = True # thread dies with the program
# Start both threads
t.start()
te.start()
while True:
c = z = ""
try:
c = q.get_nowait()
except Empty:
pass
else:
output += c
try:
z = qe.get_nowait()
except Empty:
pass
else:
error += z
sys.stdout.write(c)
sys.stdout.write(z)
sys.stdout.flush()
p.poll()
if c==z=="" and p.returncode != None:
break
o, e = p.communicate()
ot.exit()
et.exit()
return (output+o, error+e, p.returncode)
except:
if ot or et:
try: ot.exit()
except: pass
try: et.exit()
except: pass
if p:
return (output, error, p.returncode)
return ("", "Command not found!", 1)
def _decode(self, value):
# Helper method to only decode if bytes type
if sys.version_info >= (3,0) and isinstance(value, bytes):
return value.decode("utf-8","ignore")
return value
def _run_command(self, comm, shell = False):
c = None
try:
if shell and type(comm) is list:
comm = " ".join(shlex.quote(x) for x in comm)
if not shell and type(comm) is str:
comm = shlex.split(comm)
p = subprocess.Popen(comm, shell=shell, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
c = p.communicate()
except:
if c == None:
return ("", "Command not found!", 1)
return (self._decode(c[0]), self._decode(c[1]), p.returncode)
def run(self, command_list, leave_on_fail = False):
# Command list should be an array of dicts
if type(command_list) is dict:
# We only have one command
command_list = [command_list]
output_list = []
for comm in command_list:
args = comm.get("args", [])
shell = comm.get("shell", False)
stream = comm.get("stream", False)
sudo = comm.get("sudo", False)
stdout = comm.get("stdout", False)
stderr = comm.get("stderr", False)
mess = comm.get("message", None)
show = comm.get("show", False)
if not mess == None:
print(mess)
if not len(args):
# nothing to process
continue
if sudo:
# Check if we have sudo
out = self._run_command(["which", "sudo"])
if "sudo" in out[0]:
# Can sudo
if type(args) is list:
args.insert(0, out[0].replace("\n", "")) # add to start of list
elif type(args) is str:
args = out[0].replace("\n", "") + " " + args # add to start of string
if show:
print(" ".join(args))
if stream:
# Stream it!
out = self._stream_output(args, shell)
else:
# Just run and gather output
out = self._run_command(args, shell)
if stdout and len(out[0]):
print(out[0])
if stderr and len(out[1]):
print(out[1])
# Append output
output_list.append(out)
# Check for errors
if leave_on_fail and out[2] != 0:
# Got an error - leave
break
if len(output_list) == 1:
# We only ran one command - just return that output
return output_list[0]
return output_list
import sys
import subprocess
import threading
import shlex
try:
from Queue import Queue, Empty
except:
from queue import Queue, Empty
ON_POSIX = 'posix' in sys.builtin_module_names
class Run:
def __init__(self):
return
def _read_output(self, pipe, q):
try:
for line in iter(lambda: pipe.read(1), b''):
q.put(line)
except ValueError:
pass
pipe.close()
def _stream_output(self, comm, shell = False):
output = error = ""
p = ot = et = None
try:
if shell and type(comm) is list:
comm = " ".join(shlex.quote(x) for x in comm)
if not shell and type(comm) is str:
comm = shlex.split(comm)
p = subprocess.Popen(comm, shell=shell, stdout=subprocess.PIPE, stderr=subprocess.PIPE, bufsize=0, universal_newlines=True, close_fds=ON_POSIX)
# Setup the stdout thread/queue
q = Queue()
t = threading.Thread(target=self._read_output, args=(p.stdout, q))
t.daemon = True # thread dies with the program
# Setup the stderr thread/queue
qe = Queue()
te = threading.Thread(target=self._read_output, args=(p.stderr, qe))
te.daemon = True # thread dies with the program
# Start both threads
t.start()
te.start()
while True:
c = z = ""
try:
c = q.get_nowait()
except Empty:
pass
else:
sys.stdout.write(c)
output += c
sys.stdout.flush()
try:
z = qe.get_nowait()
except Empty:
pass
else:
sys.stderr.write(z)
error += z
sys.stderr.flush()
p.poll()
if c==z=="" and p.returncode != None:
break
o, e = p.communicate()
ot.exit()
et.exit()
return (output+o, error+e, p.returncode)
except:
if ot or et:
try: ot.exit()
except: pass
try: et.exit()
except: pass
if p:
return (output, error, p.returncode)
return ("", "Command not found!", 1)
def _decode(self, value):
# Helper method to only decode if bytes type
if sys.version_info >= (3,0) and isinstance(value, bytes):
return value.decode("utf-8","ignore")
return value
def _run_command(self, comm, shell = False):
c = None
try:
if shell and type(comm) is list:
comm = " ".join(shlex.quote(x) for x in comm)
if not shell and type(comm) is str:
comm = shlex.split(comm)
p = subprocess.Popen(comm, shell=shell, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
c = p.communicate()
except:
if c == None:
return ("", "Command not found!", 1)
return (self._decode(c[0]), self._decode(c[1]), p.returncode)
def run(self, command_list, leave_on_fail = False):
# Command list should be an array of dicts
if type(command_list) is dict:
# We only have one command
command_list = [command_list]
output_list = []
for comm in command_list:
args = comm.get("args", [])
shell = comm.get("shell", False)
stream = comm.get("stream", False)
sudo = comm.get("sudo", False)
stdout = comm.get("stdout", False)
stderr = comm.get("stderr", False)
mess = comm.get("message", None)
show = comm.get("show", False)
if not mess == None:
print(mess)
if not len(args):
# nothing to process
continue
if sudo:
# Check if we have sudo
out = self._run_command(["which", "sudo"])
if "sudo" in out[0]:
# Can sudo
if type(args) is list:
args.insert(0, out[0].replace("\n", "")) # add to start of list
elif type(args) is str:
args = out[0].replace("\n", "") + " " + args # add to start of string
if show:
print(" ".join(args))
if stream:
# Stream it!
out = self._stream_output(args, shell)
else:
# Just run and gather output
out = self._run_command(args, shell)
if stdout and len(out[0]):
print(out[0])
if stderr and len(out[1]):
print(out[1])
# Append output
output_list.append(out)
# Check for errors
if leave_on_fail and out[2] != 0:
# Got an error - leave
break
if len(output_list) == 1:
# We only ran one command - just return that output
return output_list[0]
return output_list