/usr/sbin/fence_apc is in fence-agents 3.1.5-2ubuntu2.
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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 | #!/usr/bin/python
#####
##
## The Following Agent Has Been Tested On:
##
## Model Firmware
## +---------------------------------------------+
## AP7951 AOS v2.7.0, PDU APP v2.7.3
## AP7941 AOS v3.5.7, PDU APP v3.5.6
## AP9606 AOS v2.5.4, PDU APP v2.7.3
##
## @note: ssh is very slow on AP79XX devices protocol (1) and
## cipher (des/blowfish) have to be defined
#####
import sys, re, pexpect, exceptions
sys.path.append("/usr/share/fence")
from fencing import *
#BEGIN_VERSION_GENERATION
RELEASE_VERSION="3.1.5"
BUILD_DATE="(built Mon Feb 6 23:36:22 UTC 2012)"
REDHAT_COPYRIGHT="Copyright (C) Red Hat, Inc. 2004-2010 All rights reserved."
#END_VERSION_GENERATION
def get_power_status(conn, options):
exp_result = 0
outlets = {}
try:
conn.send("1\r\n")
conn.log_expect(options, options["-c"], int(options["-Y"]))
version = 0
admin = 0
switch = 0;
if (None != re.compile('.* MasterSwitch plus.*', re.IGNORECASE | re.S).match(conn.before)):
switch = 1;
if (None != re.compile('.* MasterSwitch plus 2', re.IGNORECASE | re.S).match(conn.before)):
if (0 == options.has_key("-s")):
fail_usage("Failed: You have to enter physical switch number")
else:
if (0 == options.has_key("-s")):
options["-s"] = "1"
if (None == re.compile('.*Outlet Management.*', re.IGNORECASE | re.S).match(conn.before)):
version = 2
else:
version = 3
if (None == re.compile('.*Outlet Control/Configuration.*', re.IGNORECASE | re.S).match(conn.before)):
admin = 0
else:
admin = 1
if switch == 0:
if version == 2:
if admin == 0:
conn.send("2\r\n")
else:
conn.send("3\r\n")
else:
conn.send("2\r\n")
conn.log_expect(options, options["-c"], int(options["-Y"]))
conn.send("1\r\n")
else:
conn.send(options["-s"]+"\r\n")
while True:
exp_result = conn.log_expect(options, [ options["-c"], "Press <ENTER>" ], int(options["-Y"]))
lines = conn.before.split("\n");
show_re = re.compile('(^|\x0D)\s*(\d+)- (.*?)\s+(ON|OFF)\s*')
for x in lines:
res = show_re.search(x)
if (res != None):
outlets[res.group(2)] = (res.group(3), res.group(4))
conn.send("\r\n")
if exp_result == 0:
break
conn.send(chr(03))
conn.log_expect(options, "- Logout", int(options["-Y"]))
conn.log_expect(options, options["-c"], int(options["-Y"]))
except pexpect.EOF:
fail(EC_CONNECTION_LOST)
except pexpect.TIMEOUT:
fail(EC_TIMED_OUT)
if ["list", "monitor"].count(options["-o"]) == 1:
return outlets
else:
try:
(_, status) = outlets[options["-n"]]
return status.lower().strip()
except KeyError:
fail(EC_STATUS)
def set_power_status(conn, options):
action = {
'on' : "1",
'off': "2"
}[options["-o"]]
try:
conn.send("1\r\n")
conn.log_expect(options, options["-c"], int(options["-Y"]))
version = 0
admin2 = 0
admin3 = 0
switch = 0
if (None != re.compile('.* MasterSwitch plus.*', re.IGNORECASE | re.S).match(conn.before)):
switch = 1;
## MasterSwitch has different schema for on/off actions
action = {
'on' : "1",
'off': "3"
}[options["-o"]]
if (None != re.compile('.* MasterSwitch plus 2', re.IGNORECASE | re.S).match(conn.before)):
if (0 == options.has_key("-s")):
fail_usage("Failed: You have to enter physical switch number")
else:
if (0 == options.has_key("-s")):
options["-s"] = 1
if (None == re.compile('.*Outlet Management.*', re.IGNORECASE | re.S).match(conn.before)):
version = 2
else:
version = 3
if (None == re.compile('.*Outlet Control/Configuration.*', re.IGNORECASE | re.S).match(conn.before)):
admin2 = 0
else:
admin2 = 1
if switch == 0:
if version == 2:
if admin2 == 0:
conn.send("2\r\n")
else:
conn.send("3\r\n")
else:
conn.send("2\r\n")
conn.log_expect(options, options["-c"], int(options["-Y"]))
if (None == re.compile('.*2- Outlet Restriction.*', re.IGNORECASE | re.S).match(conn.before)):
admin3 = 0
else:
admin3 = 1
conn.send("1\r\n")
else:
conn.send(options["-s"] + "\r\n")
while 1 == conn.log_expect(options, [ options["-c"], "Press <ENTER>" ], int(options["-Y"])):
conn.send("\r\n")
conn.send(options["-n"]+"\r\n")
conn.log_expect(options, options["-c"], int(options["-Y"]))
if switch == 0:
if admin2 == 1:
conn.send("1\r\n")
conn.log_expect(options, options["-c"], int(options["-Y"]))
if admin3 == 1:
conn.send("1\r\n")
conn.log_expect(options, options["-c"], int(options["-Y"]))
else:
conn.send("1\r\n")
conn.log_expect(options, options["-c"], int(options["-Y"]))
conn.send(action+"\r\n")
conn.log_expect(options, "Enter 'YES' to continue or <ENTER> to cancel :", int(options["-Y"]))
conn.send("YES\r\n")
conn.log_expect(options, "Press <ENTER> to continue...", int(options["-Y"]))
conn.send("\r\n")
conn.log_expect(options, options["-c"], int(options["-Y"]))
conn.send(chr(03))
conn.log_expect(options, "- Logout", int(options["-Y"]))
conn.log_expect(options, options["-c"], int(options["-Y"]))
except pexpect.EOF:
fail(EC_CONNECTION_LOST)
except pexpect.TIMEOUT:
fail(EC_TIMED_OUT)
def main():
device_opt = [ "help", "version", "agent", "quiet", "verbose", "debug",
"action", "ipaddr", "login", "passwd", "passwd_script",
"secure", "port", "identity_file", "switch", "test", "separator",
"inet4_only", "inet6_only", "ipport",
"power_timeout", "shell_timeout", "login_timeout", "power_wait" ]
atexit.register(atexit_handler)
options = check_input(device_opt, process_input(device_opt))
##
## Fence agent specific defaults
#####
options["ssh_options"] = "-1 -c blowfish"
if 0 == options.has_key("-c"):
options["-c"] = "\n>"
docs = { }
docs["shortdesc"] = "Fence agent for APC over telnet/ssh"
docs["longdesc"] = "fence_apc is an I/O Fencing agent \
which can be used with the APC network power switch. It logs into device \
via telnet/ssh and reboots a specified outlet. Lengthy telnet/ssh connections \
should be avoided while a GFS cluster is running because the connection \
will block any necessary fencing actions."
docs["vendorurl"] = "http://www.apc.com"
show_docs(options, docs)
## Support for -n [switch]:[plug] notation that was used before
if (options.has_key("-n") == 1) and (-1 != options["-n"].find(":")):
(switch, plug) = options["-n"].split(":", 1)
options["-s"] = switch;
options["-n"] = plug;
##
## Operate the fencing device
####
conn = fence_login(options)
result = fence_action(conn, options, set_power_status, get_power_status, get_power_status)
##
## Logout from system
##
## In some special unspecified cases it is possible that
## connection will be closed before we run close(). This is not
## a problem because everything is checked before.
######
try:
conn.sendline("4")
conn.close()
except exceptions.OSError:
pass
except pexpect.ExceptionPexpect:
pass
sys.exit(result)
if __name__ == "__main__":
main()
|