133 lines
4.1 KiB
Python
Executable File
133 lines
4.1 KiB
Python
Executable File
#!/usr/bin/env python
|
|
|
|
# A cssh replacement written in Python / GTK.
|
|
# (c)2012 - Graeme Humphries <graeme@sudo.ca>.
|
|
# Released under the GPL, version 3: http://www.gnu.org/licenses/
|
|
|
|
# Requires: python-gtk2 python-vte
|
|
|
|
import sys
|
|
import argparse
|
|
import getpass
|
|
import math
|
|
try:
|
|
import gtk
|
|
except:
|
|
print(sys.stderr, "Missing Python GTK2 bindings. (apt-get install python-gtk2)")
|
|
try:
|
|
import vte
|
|
except:
|
|
error = gtk.MessageDialog(None, gtk.DIALOG_MODAL, gtk.MESSAGE_ERROR, gtk.BUTTONS_OK,
|
|
"Missing Python VTE bindings. (apt-get install python-vte)")
|
|
error.run()
|
|
sys.exit(1)
|
|
|
|
### Parse CLI Args ###
|
|
parser = argparse.ArgumentParser(description="Connect to multiple servers in parallel.")
|
|
parser.add_argument('hosts', metavar='HOST', nargs='+',
|
|
help="Host(s) to connect to.")
|
|
parser.add_argument('-l', '--login', dest='login', default=getpass.getuser(),
|
|
help="Login name to use.")
|
|
parser.add_argument('-p', '--port', dest='port', type=int, default=22,
|
|
help="Alternate SSH port to use.")
|
|
parser.add_argument('-s', '--fontsize', dest='fontsize', type=int, default=10,
|
|
help="Font size to use. (default=10)")
|
|
|
|
args = parser.parse_args()
|
|
|
|
### Global Vars ###
|
|
Terminals = {}
|
|
TermMinWidth = 1
|
|
TermMinHeight = 1
|
|
|
|
### Configure Terminals ###
|
|
for host in args.hosts:
|
|
terminal = vte.Terminal()
|
|
terminal.set_size(80, 24)
|
|
terminal.set_font_from_string("Ubuntu Mono Bold " + str(args.fontsize))
|
|
TermMinWidth = (terminal.get_char_width() * 80) + terminal.get_padding()[0]
|
|
TermMinHeight = (terminal.get_char_height() * 24) + terminal.get_padding()[1]
|
|
# TODO: disable only this terminal widget on child exit
|
|
# v.connect("child-exited", lambda term: gtk.main_quit())
|
|
cmd_str = "/usr/bin/ssh -l " + args.login + " -p " + str(args.port) + " " + host
|
|
cmd = cmd_str.split(' ')
|
|
terminal.fork_command(command=cmd[0], argv=cmd)
|
|
Terminals[host] = terminal
|
|
|
|
### Utility Functions and Vars ###
|
|
def reflowTable(cols=1, rows=1):
|
|
# empty table and re-size
|
|
for host in Terminals:
|
|
Table.remove(Terminals[host])
|
|
Table.resize(rows, cols)
|
|
# layout terminals
|
|
hosts = sorted(args.hosts, reverse=True)
|
|
for row in range(rows):
|
|
for col in range(cols):
|
|
if len(hosts) > 0:
|
|
host = hosts.pop()
|
|
Table.attach(Terminals[host], col, col+1, row, row+1)
|
|
Terminals[host].set_size(80, 24)
|
|
|
|
def reflow():
|
|
size = MainWin.allocation
|
|
cols = int(math.floor((size.width + Table.props.column_spacing) / TermMinWidth))
|
|
if cols < 1 or len(args.hosts) == 1:
|
|
cols = 1
|
|
rows = int(math.ceil(len(Terminals)/cols))
|
|
if rows < 1:
|
|
rows = 1
|
|
if (Table.props.n_columns != cols) or (Table.props.n_rows != rows):
|
|
reflowTable(cols, rows)
|
|
MainWin.show_all()
|
|
|
|
### Setup GTK Interface ###
|
|
MainWin = gtk.Window(type=gtk.WINDOW_TOPLEVEL)
|
|
MainWin.set_title("crussh: " + ' '.join(args.hosts))
|
|
MainWin.set_role(role="crussh_main_win")
|
|
MainWin.connect("delete-event", lambda window, event: gtk.main_quit())
|
|
|
|
ScrollWin = gtk.ScrolledWindow()
|
|
ScrollWin.props.hscrollbar_policy = gtk.POLICY_NEVER
|
|
ScrollWin.props.vscrollbar_policy = gtk.POLICY_ALWAYS
|
|
ScrollWin.props.shadow_type = gtk.SHADOW_ETCHED_IN
|
|
|
|
Table = gtk.Table()
|
|
Table.set_homogeneous(True)
|
|
Table.set_row_spacings(1)
|
|
Table.set_col_spacings(1)
|
|
ScrollWin.add_with_viewport(Table)
|
|
ScrollWin.set_size_request(TermMinWidth, TermMinHeight)
|
|
|
|
EntryBox = gtk.Entry()
|
|
# don't display chars while typing.
|
|
EntryBox.set_visibility(False)
|
|
EntryBox.set_invisible_char(' ')
|
|
def feed_input(widget, event):
|
|
if event.type in [gtk.gdk.KEY_PRESS, gtk.gdk.KEY_RELEASE]:
|
|
# erase buffer on every entry, so that passwords aren't revealed
|
|
EntryBox.props.buffer.delete_text(0, -1)
|
|
# propagate to every terminal
|
|
for host in Terminals:
|
|
t_event = event.copy()
|
|
Terminals[host].event(t_event)
|
|
# this stops regular handler from firing, switching focus.
|
|
return True
|
|
EntryBox.connect("key_press_event", feed_input)
|
|
EntryBox.connect("key_release_event", feed_input)
|
|
|
|
VBox = gtk.VBox()
|
|
VBox.pack_start(ScrollWin)
|
|
VBox.pack_start(EntryBox, False, False)
|
|
MainWin.add(VBox)
|
|
|
|
# reflow layout on size change.
|
|
def resize_event_handler(widget, allocation):
|
|
reflow()
|
|
MainWin.connect("size-allocate", lambda widget, allocation: reflow())
|
|
|
|
### Start Execution ###
|
|
reflowTable()
|
|
reflow()
|
|
gtk.main()
|