'''
Created on 27/11/2015
@author: MMPE
'''
from io import StringIO
import paramiko
import os
import sys
import threading
from _collections import deque
import time
import traceback
class SSHClient(object):
"A wrapper of paramiko.SSHClient"
TIMEOUT = 4
def __init__(self, host, username, password=None, port=22, key=None, passphrase=None):
self.host = host
self.username = username
self.password = password
self.port = port
self.key = key
self.disconnect = 0
self.client = None
self.sftp = None
self.transport = None
if key is not None:
self.key = paramiko.RSAKey.from_private_key(StringIO(key), password=passphrase)
def info(self):
return self.host, self.username, self.password, self.port
def __enter__(self):
self.disconnect += 1
if self.client is None or self.client._transport is None or self.client._transport.is_active() is False:
self.close()
self.connect()
return self.client
def connect(self):
if self.password is None:
raise IOError("Password not set")
self.client = paramiko.SSHClient()
self.client.set_missing_host_key_policy(paramiko.AutoAddPolicy())
self.client.connect(self.host, self.port, username=self.username, password=self.password, pkey=self.key, timeout=self.TIMEOUT)
assert self.client is not None
self.sftp = paramiko.SFTPClient.from_transport(self.client._transport)
return self
def __exit__(self, *args):
self.disconnect -= 1
if self.disconnect == 0:
self.close()
def download(self, remotefilepath, localfile, verbose=False, retry=1):
if verbose:
print ("Download %s > %s" % (remotefilepath, str(localfile)))
with self:
for i in range(retry):
try:
if isinstance(localfile, (str, bytes, int)):
ret = self.sftp.get(remotefilepath, localfile)
elif hasattr(localfile, 'write'):
ret = self.sftp.putfo(remotefilepath, localfile)
break
except:
pass
print ("retry", i)
if verbose:
print (ret)
def upload(self, localfile, filepath, verbose=False):
if verbose:
print ("Upload %s > %s" % (localfile, filepath))
with self:
if isinstance(localfile, (str, bytes, int)):
ret = self.sftp.put(localfile, filepath)
elif hasattr(localfile, 'read'):
ret = self.sftp.putfo(localfile, filepath)
if verbose:
print (ret)
def close(self):
for x in ["sftp", "client" ]:
try:
getattr(self, x).close()
setattr(self, x, None)
except:
pass
self.disconnect = False
def file_exists(self, filename):
_, out, _ = (self.execute('[ -f %s ] && echo "File exists" || echo "File does not exists"' % filename.replace("\\", "/")))
return out.strip() == "File exists"
def execute(self, command, sudo=False, verbose=False):
feed_password = False
if sudo and self.username != "root":
command = "sudo -S -p '' %s" % command
feed_password = self.password is not None and len(self.password) > 0
if isinstance(command, (list, tuple)):
command = "\n".join(command)
if verbose:
print (">>> " + command)
with self as ssh:
if ssh is None:
exc_info = sys.exc_info()
traceback.print_exception(*exc_info)
raise Exception("ssh_client exe ssh is NOne")
stdin, stdout, stderr = ssh.exec_command(command)
if feed_password:
stdin.write(self.password + "\n")
stdin.flush()
v, out, err = stdout.channel.recv_exit_status(), stdout.read().decode(), stderr.read().decode()
if v:
raise Warning ("out:\n%s\n----------\nerr:\n%s" % (out, err))
elif verbose:
if out:
sys.stdout.write(out)
if err:
sys.stderr.write(err)
return v, out, err
def append_wine_path(self, path):
ret = self.execute('wine regedit /E tmp.reg "HKEY_LOCAL_MACHINE\System\CurrentControlSet\Control\Session Manager\Environment"')
self.download('tmp.reg', 'tmp.reg')
with open('tmp.reg') as fid:
lines = fid.readlines()
path_line = [l for l in lines if l.startswith('"PATH"=')][0]
for p in path_line[8:-1].split(";"):
if os.path.abspath(p) == os.path.abspath(p):
return
if path not in path_line:
path_line = path_line.strip()[:-1] + ";" + path + '"'
with open('tmp.reg', 'w') as fid:
fid.write("".join(lines[:3] + [path_line]))
self.upload('tmp.reg', 'tmp.reg')
ret = self.execute('wine regedit tmp.reg')
def glob(self, filepattern, cwd=""):
cwd = os.path.join(cwd, os.path.split(filepattern)[0]).replace("\\", "/")
filepattern = os.path.split(filepattern)[1]
_, out, _ = self.execute(r'find %s -maxdepth 1 -type f -name "%s"' % (cwd, filepattern))
files = []
for file in out.strip().split("\n"):
if file != "":
files.append(file.strip())
return files
class SharedSSHClient(SSHClient):
def __init__(self, host, username, password=None, port=22, key=None, passphrase=None):
SSHClient.__init__(self, host, username, password=password, port=port, key=key, passphrase=passphrase)
self.shared_ssh_lock = threading.RLock()
self.shared_ssh_queue = deque()
self.next = None
def execute(self, command, sudo=False, verbose=False):
res = SSHClient.execute(self, command, sudo=sudo, verbose=verbose)
return res
def __enter__(self):
with self.shared_ssh_lock:
if self.next == threading.currentThread():
return self.client
self.shared_ssh_queue.append(threading.current_thread())
if self.next is None:
self.next = self.shared_ssh_queue.popleft()
while self.next != threading.currentThread():
time.sleep(1)
SSHClient.__enter__(self)
return self.client
def __exit__(self, *args):
with self.shared_ssh_lock:
if next != threading.current_thread():
with self.shared_ssh_lock:
if len(self.shared_ssh_queue) > 0:
self.next = self.shared_ssh_queue.popleft()
else:
self.next = None
if __name__ == "__main__":
from mmpe.ui.qt_ui import QtInputUI
q = QtInputUI(None)
x = None
username, password = "mmpe", x.password #q.get_login("mmpe")
client = SSHClient(host='gorm', port=22, username=username, password=password)
print (client.glob("*.*", ".hawc2launcher/medium1__1__"))
# ssh.upload('../News.txt', 'news.txt')