def run_command(self, host, command, username=None, port=None, progress_stderr=None):
if not isinstance(command, bytes):
raise TypeError(command)
if port is None:
port = 22
client = paramiko.SSHClient()
client.set_missing_host_key_policy(AutoAcceptPolicy())
client.connect(host, username=username, port=port, **self.ssh_kwargs)
channel = client.get_transport().open_session()
channel.exec_command(command)
def progress_stderr(s):
import sys
sys.stderr.write(s.decode("utf-8"))
sys.stderr.flush()
try:
from dulwich.client import ParamikoWrapper
except ImportError:
from dulwich.contrib.paramiko_vendor import _ParamikoWrapper as ParamikoWrapper
return ParamikoWrapper(client, channel, progress_stderr=progress_stderr)
def run_command(self,
host,
command,
username=None,
port=None,
progress_stderr=None):
if port is None:
port = 22
client = paramiko.SSHClient()
client.set_missing_host_key_policy(AutoAcceptPolicy())
client.connect(host, username=username, port=port, **self.ssh_kwargs)
channel = client.get_transport().open_session()
channel.exec_command(command)
def progress_stderr(s):
import sys
sys.stderr.write(s.decode("utf-8"))
sys.stderr.flush()
try:
from dulwich.client import ParamikoWrapper
except ImportError:
from dulwich.contrib.paramiko_vendor import (_ParamikoWrapper as
ParamikoWrapper)
return ParamikoWrapper(client,
channel,
progress_stderr=progress_stderr)
def run_command(self,
host,
command,
username=None,
port=None,
progress_stderr=None):
if not isinstance(command, bytes):
raise TypeError(command)
# Paramiko needs an explicit port. None is not valid
if port is None:
port = 22
client = paramiko.SSHClient()
policy = paramiko.client.MissingHostKeyPolicy()
client.set_missing_host_key_policy(policy)
client.connect(host, username=username, port=port, **self.ssh_kwargs)
# Open SSH session
channel = client.get_transport().open_session()
# Run commands
channel.exec_command(command)
return _ParamikoWrapper(client,
channel,
progress_stderr=progress_stderr)
def run_command(self, host, command,
username=None, port=None,
progress_stderr=None,
password=None, pkey=None,
key_filename=None, **kwargs):
client = paramiko.SSHClient()
connection_kwargs = {'hostname': host}
connection_kwargs.update(self.kwargs)
if username:
connection_kwargs['username'] = username
if port:
connection_kwargs['port'] = port
if password:
connection_kwargs['password'] = password
if pkey:
connection_kwargs['pkey'] = pkey
if key_filename:
connection_kwargs['key_filename'] = key_filename
connection_kwargs.update(kwargs)
policy = paramiko.client.MissingHostKeyPolicy()
client.set_missing_host_key_policy(policy)
client.connect(**connection_kwargs)
# Open SSH session
channel = client.get_transport().open_session()
# Run commands
channel.exec_command(command)
return _ParamikoWrapper(
client, channel, progress_stderr=progress_stderr)
def run_command(self, host, command, username=None, port=None,
progress_stderr=None):
if not isinstance(command, bytes):
raise TypeError(command)
if port is None:
port = 22
client = paramiko.SSHClient()
policy = paramiko.client.MissingHostKeyPolicy()
client.set_missing_host_key_policy(policy)
client.set_missing_host_key_policy(paramiko.AutoAddPolicy())
client.connect(host, username=username, port=port,
**self.ssh_kwargs)
# Open SSH session
channel = client.get_transport().open_session()
# Run commands
channel.exec_command(command)
from dulwich.contrib.paramiko_vendor import (
_ParamikoWrapper as ParamikoWrapper)
return ParamikoWrapper(
client, channel, progress_stderr=progress_stderr)
def run_command(self, host, command, username=None, port=None,
progress_stderr=None):
if (type(command) is not list or
not all([isinstance(b, bytes) for b in command])):
raise TypeError(command)
# Paramiko needs an explicit port. None is not valid
if port is None:
port = 22
client = paramiko.SSHClient()
policy = paramiko.client.MissingHostKeyPolicy()
client.set_missing_host_key_policy(policy)
client.connect(host, username=username, port=port,
**self.ssh_kwargs)
# Open SSH session
channel = client.get_transport().open_session()
# Quote command
assert command
assert is_shell_safe(command[0])
quoted_command = (
command[0]
+ b' '
+ b' '.join(
shell_quote(c) for c in command[1:]))
# Run commands
channel.exec_command(quoted_command)
return _ParamikoWrapper(
client, channel, progress_stderr=progress_stderr)
def ssh_command(ip, user, passwd, command):
client = paramiko.client.SSHClient()
# client.load_host_keys('/home/justin/.ssh/known_hosts')
client.set_missing_host_key_policy(paramiko.AutoAddPolicy())
client.connect(ip, username=user, password=passwd)
ssh_session = client.get_transport().open_session()
if ssh_session.active:
ssh_session.exec_command(command)
print ssh_session.recv(1024)
return
def ssh_command(ip, user, passwd, command):
client = paramiko.client.SSHClient()
# client.load_host_keys('/home/justin/.ssh/known_hosts')
client.set_missing_host_key_policy(paramiko.AutoAddPolicy())
client.connect(ip, username=user, password=passwd)
ssh_session = client.get_transport().open_session()
if ssh_session.active:
ssh_session.exec_command(command)
print ssh_session.recv(1024)
return
def stream_logs(self, colorize: bool = True):
clients = self.connect()
# First, establish connections to the workers.
channels = {}
for name, client in clients.items():
transport = client.get_transport()
channel = transport.open_session(timeout=1)
channel.get_pty()
channel.exec_command("journalctl -o cat -f -u thor-worker.service")
channel.settimeout(0.05)
stdout = channel.makefile("r", 4096)
channels[name] = stdout
# Set up pretty colors, if requested.
if colorize:
printer = ColorizedPrinter(list(clients.keys()))
else:
printer = PlainPrinter()
# Loop over the open connections, printing output as we get it.
while True:
# Keep track of any connections that appear to be closed. We should
# remove them from the list that we loop over.
closed = set()
for instance, stdout in channels.items():
# If any channel greedily emits at least 1024 lines, then pause
# and move on to other connections to give them a chance to spam
# us too.
i = 0
while i < 1024:
try:
line = stdout.readline()[:-1]
i += 1
printer.print(instance, line)
except socket.timeout:
# Wait for more input - exit the loop.
break
except OSError:
# Closed - exit the loop.
closed.add(instance)
break
# Clean up and close channels to any commands that exited.
for closed_instance in closed:
client = clients[closed_instance]
client.close()
clients.pop(closed_instance)
if len(clients) == 0:
return
def run_command(self, host, command, username=None, port=None,
progress_stderr=None):
if port is None:
port = 22
client = paramiko.SSHClient()
client.set_missing_host_key_policy(AutoAcceptPolicy())
client.connect(host, username=username, port=port,
**self.ssh_kwargs)
channel = client.get_transport().open_session()
channel.exec_command(*command)
from dulwich.client import ParamikoWrapper
return ParamikoWrapper(
client, channel, progress_stderr=progress_stderr)
def run_command(self, host, command, username=None, port=None,
progress_stderr=None):
if port is None:
port = 22
client = paramiko.SSHClient()
client.set_missing_host_key_policy(AutoAcceptPolicy())
client.connect(host, username=username, port=port,
**self.ssh_kwargs)
channel = client.get_transport().open_session()
channel.exec_command(*command)
from dulwich.client import ParamikoWrapper
return ParamikoWrapper(
client, channel, progress_stderr=progress_stderr)
def run_command(self, host, command, username=None, port=None,
progress_stderr=None):
if not isinstance(command, bytes):
raise TypeError(command)
# Paramiko needs an explicit port. None is not valid
if port is None:
port = 22
client = paramiko.SSHClient()
policy = paramiko.client.MissingHostKeyPolicy()
client.set_missing_host_key_policy(policy)
client.connect(host, username=username, port=port,
**self.ssh_kwargs)
# Open SSH session
channel = client.get_transport().open_session()
# Run commands
channel.exec_command(command)
return _ParamikoWrapper(
client, channel, progress_stderr=progress_stderr)
def run_command(self, host, command, username=None, port=None,
progress_stderr=None):
if port is None:
port = 22
client = paramiko.SSHClient()
client.set_missing_host_key_policy(AutoAcceptPolicy())
client.connect(host, username=username, port=port,
**self.ssh_kwargs)
channel = client.get_transport().open_session()
assert command
assert is_shell_safe(command[0])
command = (
command[0]
+ b' '
+ b' '.join(
shell_quote(c) for c in command[1:]))
channel.exec_command(command)
def progress_stderr(s):
import sys
sys.stderr.write(s.decode("utf-8"))
sys.stderr.flush()
try:
from dulwich.client import ParamikoWrapper
except ImportError:
from dulwich.contrib.paramiko_vendor import (
_ParamikoWrapper as ParamikoWrapper)
return ParamikoWrapper(
client, channel, progress_stderr=progress_stderr)
def init_paramiko():
# needed parameters for connection
port = 22
hostname = 'beaglebone'
username = '******'
password = '******'
##############################
#determine if we are in linux or windows
try:
import termios
import tty
has_termios = True
except ImportError:
has_termios = False
try:
global chan
client = paramiko.SSHClient()
client.load_system_host_keys()
client.set_missing_host_key_policy(paramiko.WarningPolicy())
print("*** Connecting...")
client.connect(hostname, port, username, password)
chan = client.invoke_shell()
print(repr(client.get_transport()))
output.insert("end-1c", '*** SSH Connection to BB_AI stablished ***\n')
chan.send('python3 bb.py\n')
print("*** SSH Connection to BB_AI stablished!\n")
#creating the log file
#if the file exist
if path.exists("log_gui.txt"):
#then append to the existing file
file = open("log_gui.txt", "+a")
else:
#create a new one
file = open("log_gui.txt", "+w")
###########################################################################
if has_termios:
import select
oldtty = termios.tcgetattr(sys.stdin)
try:
tty.setraw(sys.stdin.fileno())
tty.setcbreak(sys.stdin.fileno())
chan.settimeout(0.0)
while True:
r, w, e = select.select([chan, sys.stdin], [], [])
if chan in r:
try:
c = 0
x = u(chan.recv(1024))
if len(x) == 0:
sys.stdout.write("\r\n*** Done ***\r\n")
chan.close()
client.close()
break
#strip non useful info
if c <= 1:
data = data[400:]
c += 1
if str(data).startswith('debian@beaglebone:~$'):
data = str(data).replace(
'debian@beaglebone:~$ python3 bb.py', ' ')
if str(data).startswith('python3'):
data = str(data).replace('python3 bb.py', ' ')
if start_parsing:
# Parse the sensor values
if 'Sensor' in str(data):
#change the box color to red to indicate warning
if float(data[16:19]) > 1.0:
box1["bg"] = "#fb9898" #light red
box1["fg"] = "black"
box1.insert(END, "")
#box_color_change("red", "black", "box1")
box1.delete(1.0, END)
box1.insert('1.0', data[16:19])
#
box2.delete(1.0, END)
box2.insert("1.0", data[20:23])
#
box3.delete(1.0, END)
box3.insert("1.0", data[24:27])
#
box4.delete(1.0, END)
box4.insert("1.0", data[28:31])
#
box5.delete(1.0, END)
box5.insert("1.0", data[32:35])
#
box6.delete(1.0, END)
box6.insert("1.0", data[36:39])
#
'''
box7.delete(1.0, END)
box7.insert("1.0",data[40:43])
#
box8.delete(1.0, END)
box8.insert("1.0",data[44:47])
#
box9.delete(1.0, END)
box9.insert("1.0",data[40:43])
#
box10.delete(1.0, END)
box10.insert("1.0",data[44:47])
#
box11.delete(1.0, END)
box11.insert("1.0",data[48:51])
#
box12.delete(1.0, END)
box12.insert("1.0",data[52:55])
#
box13.delete(1.0, END)
box13.insert("1.0",data[56:59])
#
box14.delete(1.0, END)
box14.insert("1.0",data[60:63])
#
box15.delete(1.0, END)
box15.insert("1.0",data[64:67])
#
box16.delete(1.0, END)
box16.insert("1.0",data[68:71])
'''
if 'Sensor' in str(x):
continue
output.insert("end-1c", x)
output.see("end")
#for testing
#print(x, end= '\r', flush= True)
#sys.stdout.write(x)
#sys.stdout.flush()
except socket.timeout:
pass
if not ON:
return "Exiting GUI"
#writing in console
'''
if sys.stdin in r:
x = sys.stdin.read(1)
if len(x) == 0:
break
chan.send(x)
'''
finally:
termios.tcsetattr(sys.stdin, termios.TCSADRAIN, oldtty)
# if we are in a windows based environment
else:
def writeall(sock):
count = 0
while True:
data = sock.recv(9999).decode('utf8')
file.write(data + '\n')
if not data or not ON:
sys.stdout.write("\r\n*** Done ***\r\n\r\n")
sys.stdout.flush()
file.close()
chan.close()
client.close()
break
#strip non useful info
if count <= 1:
data = data[400:]
count += 1
if str(data).startswith('debian@beaglebone:~$'):
data = str(data).replace(
'debian@beaglebone:~$ python3 bb.py', ' ')
if str(data).startswith('python3'):
data = str(data).replace('python3 bb.py', ' ')
if start_parsing:
# Parse the sensor values
if 'Sensor' in str(data):
#change the box color to red to indicate warning
if float(data[16:19]) > 1.0:
box1["bg"] = "#fb9898" #light red
box1["fg"] = "black"
box1.insert(END, "")
box1.delete(1.0, END)
box1.insert('1.0', data[16:19])
#
if float(data[20:23]) > 1.0:
box2["bg"] = "#fb9898" #light red
box2["fg"] = "black"
box2.insert(END, "")
box2.delete(1.0, END)
box2.insert("1.0", data[20:23])
#
if float(data[24:27]) > 1.0:
box3["bg"] = "#fb9898" #light red
box3["fg"] = "black"
box3.insert(END, "")
box3.delete(1.0, END)
box3.insert("1.0", data[24:27])
#
if float(data[28:31]) > 1.0:
box4["bg"] = "#fb9898" #light red
box4["fg"] = "black"
box4.insert(END, "")
box4.delete(1.0, END)
box4.insert("1.0", data[28:31])
#
if float(data[32:35]) > 1.0:
box5["bg"] = "#fb9898" #light red
box5["fg"] = "black"
box5.insert(END, "")
box5.delete(1.0, END)
box5.insert("1.0", data[32:35])
#
if float(data[36:39]) > 1.0:
box6["bg"] = "#fb9898" #light red
box6["fg"] = "black"
box6.insert(END, "")
box6.delete(1.0, END)
box6.insert("1.0", data[36:39])
#
'''
box7.delete(1.0, END)
box7.insert("1.0",data[40:43])
#
box8.delete(1.0, END)
box8.insert("1.0",data[44:47])
#
box9.delete(1.0, END)
box9.insert("1.0",data[40:43])
#
box10.delete(1.0, END)
box10.insert("1.0",data[44:47])
#
box11.delete(1.0, END)
box11.insert("1.0",data[48:51])
#
box12.delete(1.0, END)
box12.insert("1.0",data[52:55])
#
box13.delete(1.0, END)
box13.insert("1.0",data[56:59])
#
box14.delete(1.0, END)
box14.insert("1.0",data[60:63])
#
box15.delete(1.0, END)
box15.insert("1.0",data[64:67])
#
box16.delete(1.0, END)
box16.insert("1.0",data[68:71])
'''
if 'Sensor' in str(data):
continue
output.insert("end-1c", data)
output.see("end")
#for testing
#print(data, end= '\r', flush= True)
if not ON:
return "Exiting GUI"
writer = threading.Thread(target=writeall, args=(chan, ))
writer.start()
except Exception as e:
print("*** Caught exception: %s: %s" % (e.__class__, e))
traceback.print_exc()
try:
client.close()
except:
pass
sys.exit(1)
def init_paramiko():
# needed parameters for connection
port = 22
hostname = 'beaglebone'
username = '******'
password = '******'
#For testing with usb
#hostname = '192.168.7.2'
##############################
#determine if we are in linux or windows
try:
import termios
import tty
has_termios = True
except ImportError:
has_termios = False
try:
global chan
client = paramiko.SSHClient()
client.load_system_host_keys()
client.set_missing_host_key_policy(paramiko.WarningPolicy())
print("*** Connecting...")
client.connect(hostname, port, username, password)
chan = client.invoke_shell()
print(repr(client.get_transport()))
output.insert("end-1c",
'*** SSH Connection to BB_AI stablished ***\n\n')
global flag_1
flag_1 = True # This flag is created with the objective that Automatic Shutdown button can only
# work if an SSH connection is actually stablished
#chan.flush()
chan.send('python3 multiprocessingbb.py\n')
print("*** SSH Connection to BB_AI stablished!\n")
#creating the log file
#if the file exist
if path.exists("log_gui.txt"):
#then append to the existing file
file = open("log_gui.txt", "+a")
else:
#create a new one
file = open("log_gui.txt", "+w")
###########################################################################
if has_termios:
import select
oldtty = termios.tcgetattr(sys.stdin)
try:
tty.setraw(sys.stdin.fileno())
tty.setcbreak(sys.stdin.fileno())
chan.settimeout(0.0)
while True:
r, w, e = select.select([chan, sys.stdin], [], [])
if chan in r:
try:
c = 0
x = u(chan.recv(1024).decode('utf8'))
if len(x) == 0:
sys.stdout.write("\r\n*** Done ***\r\n")
chan.close()
client.close()
break
#strip non useful info
#strip non useful info with a more specific approach is better
if 'The programs' in str(x) or 'GNU/Linux' in str(x) \
or 'exact distribution' in str(x) or '@beaglebone' in str(x) \
or 'python3' in str(x) or 'bb.py' in str(x):
length = len(x)
x = x[length:]
if 'PORTLAND' in str(x):
global sig
sig = True
# Once done slicing the greeting section lest get State status
#global sig
global count
if sig:
if count >= 1:
chan.send('status\n')
#global sig
sig = False
#global count
count += 1
if 'State :' in str(x) or 'tate :' in str(x):
global state_preview
state_preview = x[8:].replace('[K', '')
if start_parsing:
box18.delete(1.0, END)
box18.insert("1.0", state_preview)
# Parse the sensor values
if 'Sensor' in str(x):
#change the box color to red to indicate warning
#for testing
#x = x.split(' ')
x = x + ' 0 1 2 1 1 2 1 0 0'
s_val = x.replace('\x1b[F\r',
'').split(' ')
#for testing only (for the case where we get less than 30 sensor values)
if not len(s_val) == 41:
while len(s_val) < 41:
s_val.insert(32, '0')
s_val = s_val[2:19] + s_val[32:41]
s_val = map(float, s_val)
s_val = list(s_val)
obj_list = [box1, box2, box3, box4, box5, box6, box7, box8, box9, box10, box11, box12, box13, box14, box15, box16, \
box17, c1, c2, c3, c4, c5, c6, c7, c8, c9]
lenq = len(s_val)
for index in range(len(s_val)):
for index in range(0, 17):
if s_val[index] > 1:
#change the box color when outside valid range
box_color_change(
obj_list[index], "#fb9898")
# if the sensor value is withing the spected range then keep box color yellow
obj_list[index].delete(1.0, END)
obj_list[index].insert(
'1.0', s_val[index])
for index in range(17, 26):
# if the valve is turned ON then light up GREEN
if s_val[index] == 1:
valve_position_color(
obj_list[index], "#58df52")
# if the valve is turned OFF then light up BLUE
elif s_val[index] == 0:
valve_position_color(
obj_list[index], "blue")
# if there is an error with the valve light up RED
elif s_val[index] == 2:
valve_position_color(
obj_list[index], "red")
if 'Sensor' in str(x):
continue
x = x.replace('[K', '')
output.insert("end-1c", x)
output.see("end")
#for testing
#print(x, end= '\r', flush= True)
#sys.stdout.write(x)
#sys.stdout.flush()
except socket.timeout:
pass
if not ON:
return "Exiting GUI"
#writing in console
'''
if sys.stdin in r:
x = sys.stdin.read(1)
if len(x) == 0:
break
chan.send(x)
'''
finally:
termios.tcsetattr(sys.stdin, termios.TCSADRAIN, oldtty)
#############################################################################
# if we are in a windows.
#############################################################################
else:
#global count
def writeall(sock):
global sig_to_resend
while True:
data = ' '
data = sock.recv(9999).decode('utf8')
file.write(data + '\n')
if not data or not ON:
sys.stdout.write("\r\n*** Done ***\r\n\r\n")
sys.stdout.flush()
file.close()
chan.close()
client.close()
break
#Make sure we always have only one data packet
if 'Sensor' in data:
spl = data.split('\r')
#splitting the sensor values and adding the to a FIFO Queue
for index in range(len(spl)):
if len(spl[index]) > 0:
q.put(spl[index])
#for testing
#print(data, end= '\r', flush= True)
#strip non useful info with a more specific approach is better
if 'The programs' in str(data) or 'GNU/Linux' in str(data) \
or 'exact distribution' in str(data) or '@beaglebone' in str(data) \
or 'python3' in str(data) or 'bb.py' in str(data):
length = len(data)
data = data[length:]
if 'PORTLAND' in str(data):
global sig
sig = True
# Once done slicing the greeting section lest get State status
#global sig
global count
if sig:
#wait till next time around
if count >= 1:
chan.send('status\n')
#global sig
sig = False
#sig_to_resend = True
#global count
count += 1
#for testing
#print(data)
if 'State :' in str(data) or 'tate :' in str(data):
global state_preview
index = data.find(':')
if not index == -1:
state_preview = str(data[index + 1:]).replace(
'[K', '').replace('\x1b', ' ')
#for testing
print(state_preview)
else:
#state_preview = str(data[8:]).replace('[K', '').replace('\x1b', ' ')
pass
if start_parsing:
#Always display the current state in the P&ID window
box18.delete(1.0, END)
box18.insert("1.0", state_preview)
# Parse the sensor values
if 'Sensor values:' in str(data):
# for testing (prints sensor values )
#print(data, end= '\r', flush= True)
#change the box color to red to indicate warning
#for testing
#x = x.split(' ')
data = q.get()
index2 = data.find(':')
if not index == -1:
data = data[index2 + 2:].replace('\x1b[F', '')
data = data + ' 0 1 2 1 1 2 1 0 0'
s_val = data.split(' ')
#for testing only (for the case where we get less than 30 sensor values)
if not len(s_val) == 39:
while len(s_val) < 39:
s_val.insert(30, '0')
s_val = s_val[0:17] + s_val[30:39]
mapping = map(float, s_val)
s_val = list(mapping)
obj_list = [box1, box2, box3, box4, box5, box6, box7, box8, box9, box10, box11, box12, box13, box14, box15, box16, \
box17, c1, c2, c3, c4, c5, c6, c7, c8, c9]
lenq = len(s_val)
for index in range(len(s_val)):
for index in range(0, 17):
if s_val[index] > 1:
#change the box color when outside valid range
box_color_change(
obj_list[index], "#fb9898")
# if the sensor value is withing the spected range then keep box color yellow
obj_list[index].delete(1.0, END)
obj_list[index].insert('1.0', s_val[index])
for index in range(17, 26):
# if the valve is turned ON then light up GREEN
if s_val[index] == 1:
valve_position_color(
obj_list[index], "#58df52")
# if the valve is turned OFF then light up BLUE
elif s_val[index] == 0:
valve_position_color(
obj_list[index], "blue")
# if there is an error with the valve light up RED
elif s_val[index] == 2:
valve_position_color(
obj_list[index], "red")
#format the data back to distinguis from the screen we want to print to
data = f'Sensor values: {data}'
if 'Sensor' in str(data):
continue
output.insert("end-1c", str(data).replace('\x1b[K', ' '))
output.see("end")
if not ON:
return "Exiting GUI"
writer = threading.Thread(target=writeall, args=(chan, ))
#writer.daemon = True
writer.start()
except Exception as e:
print("*** Caught exception: %s: %s" % (e.__class__, e))
traceback.print_exc()
if '[Errno 11001] getaddrinfo failed' == str(e):
output.insert("end-1c", f' Error connecting to BB_AI.\n')
elif '[WinError 10060]' in str(e):
output.insert("end-1c", f' Error connecting to BB_AI.\n')
try:
client.close()
except:
pass
sys.exit(1)
