/usr/sbin/fence_vbox is in fence-agents 4.0.25-2ubuntu1.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 | #!/usr/bin/python -tt
# The Following Agent Has Been Tested On:
#
# VirtualBox 5.0.4 x64 on openSUSE 13.2
#
import sys
import re
import time
import atexit
sys.path.append("/usr/share/fence")
from fencing import *
from fencing import fail_usage
#BEGIN_VERSION_GENERATION
RELEASE_VERSION="4.0.25"
BUILD_DATE="(built Sat, 10 Feb 2018 00:55:27 -0800)"
REDHAT_COPYRIGHT="Copyright (C) Red Hat, Inc. 2004-2010 All rights reserved."
#END_VERSION_GENERATION
def get_name_or_uuid(options):
return options.get("--uuid") or options.get("--plug")
_domain_re = re.compile(r'^\"(.*)\" \{(.*)\}$')
def _invoke(conn, options, *cmd):
prefix = options["--sudo-path"] + " " if "--use-sudo" in options else ""
conn.sendline(prefix + "VBoxManage " + " ".join(cmd))
conn.log_expect(options["--command-prompt"], int(options["--shell-timeout"]))
def get_outlets_status(conn, options):
result = {}
_invoke(conn, options, "list", "vms")
for line in conn.before.splitlines():
# format: "<domain>" {<uuid>}
domain = _domain_re.search(line.strip())
if domain is not None:
result[domain.group(1)] = ("", "off")
_invoke(conn, options, "list", "runningvms")
for line in conn.before.splitlines():
# format: "<domain>" {<uuid>}
domain = _domain_re.search(line.strip())
if domain is not None:
result[domain.group(1)] = ("", "on")
return result
def get_power_status(conn, options):
name = get_name_or_uuid(options)
_invoke(conn, options, "list", "runningvms")
for line in conn.before.splitlines():
domain = _domain_re.search(line.strip())
if domain is not None and name in domain.groups():
return "on"
if "--missing-as-off" in options:
return "off"
_invoke(conn, options, "list", "vms")
for line in conn.before.splitlines():
domain = _domain_re.search(line.strip())
if domain is not None and name in domain.groups():
return "off"
fail_usage("Failed: You have to enter existing name/UUID of virtual machine!")
def set_power_status(conn, options):
name = get_name_or_uuid(options)
if options["--action"] == "on":
_invoke(conn, options, "startvm", '"%s"' % name, "--type", "headless")
else:
_invoke(conn, options, "controlvm", '"%s"' % name, "poweroff")
def main():
device_opt = ["ipaddr", "login", "passwd", "cmd_prompt", "secure", "port", "sudo", "missing_as_off"]
atexit.register(atexit_handler)
all_opt["secure"]["default"] = "1"
all_opt["cmd_prompt"]["default"] = [r"\[EXPECT\]#\ "]
all_opt["ssh_options"]["default"] = "-t '/bin/bash -c \"" + r"PS1=\\[EXPECT\\]#\ " + "/bin/bash --noprofile --norc\"'"
options = check_input(device_opt, process_input(device_opt))
docs = {}
docs["shortdesc"] = "Fence agent for VirtualBox"
docs["longdesc"] = "fence_vbox is an I/O Fencing agent \
which can be used with the virtual machines managed by VirtualBox. \
It logs via ssh to a dom0 where it runs VBoxManage to do all of \
the work. \
\n.P\n\
By default, vbox needs to log in as a user that is a member of the \
vboxusers group. Also, you must allow ssh login in your sshd_config."
docs["vendorurl"] = "https://www.virtualbox.org/"
show_docs(options, docs)
# Operate the fencing device
conn = fence_login(options)
result = fence_action(conn, options, set_power_status, get_power_status, get_outlets_status)
fence_logout(conn, "quit")
sys.exit(result)
if __name__ == "__main__":
main()
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