mirror of
https://github.com/Rudd-O/ansible-qubes.git
synced 2025-10-31 03:28:56 +01:00
120 lines
3.3 KiB
Python
Executable File
120 lines
3.3 KiB
Python
Executable File
#!/usr/bin/env python
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import sys
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import os
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import subprocess
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import socket
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import urllib
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def is_scp():
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return os.path.basename(sys.argv[0]) in ("scp", "qscp")
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def find_scp_hostname(parms):
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overridden_host = None
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if len(parms) > 1 and parms[0] == "--vmname":
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overridden_host = parms[1]
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parms = parms[2:]
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if len(parms) > 1 and parms[0] == "--management-proxy":
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proxy = parms[1]
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parms = parms[2:]
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overridden_host = overridden_host + ".__%s__" % proxy
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overridden_host = overridden_host + ".__qubes__"
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host = None
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while host is None:
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if parms[-1].startswith("-"):
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parms = parms[:-1]
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continue
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if any(parms[-2].startswith(x)
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for x in ["-c", "-F", "-i", "-l", "-o", "-P", "-S"]):
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parms = parms[:-2]
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host = parms[-1]
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host, _ = host.split(":", 1)
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if overridden_host:
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parms[-1] = overridden_host + parms[-1][len(host):]
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return overridden_host if overridden_host else host, parms
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def find_hostname_and_command(parms):
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host = None
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overridden_host = None
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if len(parms) > 1 and parms[0] == "--vmname":
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overridden_host = parms[1]
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parms = parms[2:]
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if len(parms) > 1 and parms[0] == "--management-proxy":
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proxy = parms[1]
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parms = parms[2:]
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overridden_host = overridden_host + ".__%s__" % proxy
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overridden_host = overridden_host + ".__qubes__"
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rest = parms
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while True:
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if not rest:
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break
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if rest[0] == "--":
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if host is None:
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_, host, rest = rest[0], rest[1], rest[2:]
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else:
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_, rest = rest[0], rest[1:]
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break
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elif rest[0].startswith("-o") and len(rest[0]) > 2:
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_, rest = rest[0], rest[1:]
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elif rest[0].startswith("-o"):
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_, rest = rest[0:1], rest[2:]
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elif rest[0].startswith("-"):
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_, rest = rest[0], rest[1:]
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else:
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if host is None:
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host, rest = rest[0], rest[1:]
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else:
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break
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host, port = urllib.splitport(host)
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return overridden_host if overridden_host else host, rest
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def is_qubes_host(host):
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return host.endswith(".__qubes__")
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def get_vmname_and_management_proxy(hostname):
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host = hostname
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host = host[:-len(".__qubes__")]
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if host.endswith("__"):
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host, proxy, _ = host.rsplit("__", 2)
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if not host.endswith("."):
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raise ValueError("invalid proxied host %r" % hostname)
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return host[:-1], proxy
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return host, None
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parms = sys.argv[1:]
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# SCP execution path.
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if is_scp():
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host, rest = find_scp_hostname(parms)
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if not is_qubes_host(host):
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os.execv("/usr/bin/scp", ["/usr/bin/scp"] + parms)
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path_to_this_file = os.path.dirname(__file__)
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path_to_ssh = os.path.join(path_to_this_file, "qssh")
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scmd = ["/usr/bin/scp"] + ["-S", path_to_ssh] + rest
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os.execvp(scmd[0], scmd)
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host, rest = find_hostname_and_command(parms)
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# SSH execution path.
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if not is_qubes_host(host):
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os.execv("/usr/bin/ssh", ["/usr/bin/ssh"] + parms)
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path_to_bombshell = os.path.abspath(os.path.join(os.path.dirname(__file__), "bombshell-client"))
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vmname, proxy = get_vmname_and_management_proxy(host)
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if proxy:
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assert 0, "While connecting to %s (VM name %s): management proxy not supported yet" % (host, vmname)
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cmd = [
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path_to_bombshell,
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vmname,
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] + ["sh", "-c", " ".join(rest)]
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os.execvp(cmd[0], cmd)
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