/usr/sbin/fence_lpar 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 | #!/usr/bin/python
#####
##
## The Following Agent Has Been Tested On:
##
## Version
## +---------------------------------------------+
## Tested on HMC
##
#####
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):
if options["-H"] == "3":
try:
conn.send("lssyscfg -r lpar -m " + options["-s"] + " -n " + options["-n"] + " -F name,state\n")
conn.log_expect(options, options["-c"], int(options["-g"]))
except pexpect.EOF:
fail(EC_CONNECTION_LOST)
except pexpect.TIMEOUT:
fail(EC_TIMED_OUT)
try:
status = re.compile("^" + options["-n"] + ",(.*?),.*$", re.IGNORECASE | re.MULTILINE).search(conn.before).group(1)
except AttributeError:
fail(EC_STATUS_HMC)
elif options["-H"] == "4":
try:
conn.send("lssyscfg -r lpar -m "+ options["-s"] +" --filter 'lpar_names=" + options["-n"] + "'\n")
conn.log_expect(options, options["-c"], int(options["-g"]))
except pexpect.EOF:
fail(EC_CONNECTION_LOST)
except pexpect.TIMEOUT:
fail(EC_TIMED_OUT)
try:
status = re.compile(",state=(.*?),", re.IGNORECASE).search(conn.before).group(1)
except AttributeError:
fail(EC_STATUS_HMC)
##
## Transformation to standard ON/OFF status if possible
if status in ["Running", "Open Firmware", "Shutting Down", "Starting"]:
status = "on"
else:
status = "off"
return status
def set_power_status(conn, options):
if options["-H"] == "3":
try:
conn.send("chsysstate -o " + options["-o"] + " -r lpar -m " + options["-s"]
+ " -n " + options["-n"] + "\n")
conn.log_expect(options, options["-c"], int(options["-g"]))
except pexpect.EOF:
fail(EC_CONNECTION_LOST)
except pexpect.TIMEOUT:
fail(EC_TIMED_OUT)
elif options["-H"] == "4":
try:
if options["-o"] == "on":
conn.send("chsysstate -o on -r lpar -m " + options["-s"] +
" -n " + options["-n"] +
" -f `lssyscfg -r lpar -F curr_profile " +
" -m " + options["-s"] +
" --filter \"lpar_names="+ options["-n"] +"\"`\n" )
else:
conn.send("chsysstate -o shutdown -r lpar --immed" +
" -m " + options["-s"] + " -n " + options["-n"] + "\n")
conn.log_expect(options, options["-c"], int(options["-g"]))
except pexpect.EOF:
fail(EC_CONNECTION_LOST)
except pexpect.TIMEOUT:
fail(EC_TIMED_OUT)
def get_lpar_list(conn, options):
outlets = { }
if options["-H"] == "3":
try:
conn.send("query_partition_names -m " + options["-s"] + "\n")
conn.log_expect(options, options["-c"], int(options["-g"]))
## We have to remove first 3 lines (command + header) and last line (part of new prompt)
####
res = re.search("^.+?\n(.+?\n){2}(.*)\n.*$", conn.before, re.S)
if res == None:
fail_usage("Unable to parse output of list command")
lines = res.group(2).split("\n")
for x in lines:
outlets[x.rstrip()] = ("", "")
except pexpect.EOF:
fail(EC_CONNECTION_LOST)
except pexpect.TIMEOUT:
fail(EC_TIMED_OUT)
elif options["-H"] == "4":
try:
conn.send("lssyscfg -r lpar -m " + options["-s"] +
" -F name:state\n")
conn.log_expect(options, options["-c"], int(options["-g"]))
## We have to remove first line (command) and last line (part of new prompt)
####
res = re.search("^.+?\n(.*)\n.*$", conn.before, re.S)
if res == None:
fail_usage("Unable to parse output of list command")
lines = res.group(1).split("\n")
for x in lines:
s = x.split(":")
outlets[s[0]] = ("", s[1])
except pexpect.EOF:
fail(EC_CONNECTION_LOST)
except pexpect.TIMEOUT:
fail(EC_TIMED_OUT)
return outlets
def main():
device_opt = [ "help", "version", "agent", "quiet", "verbose", "debug",
"action", "ipaddr", "login", "passwd", "passwd_script",
"secure", "identity_file", "partition", "managed", "hmc_version", "cmd_prompt",
"separator", "inet4_only", "inet6_only", "ipport",
"power_timeout", "shell_timeout", "login_timeout", "power_wait" ]
atexit.register(atexit_handler)
all_opt["login_timeout"]["default"] = "15"
all_opt["secure"]["default"] = "1"
options = check_input(device_opt, process_input(device_opt))
##
## Fence agent specific settings and default values
#####
if 0 == options.has_key("-c"):
options["-c"] = [ ":~>", "]\$", "\$ " ]
docs = { }
docs["shortdesc"] = "Fence agent for IBM LPAR"
docs["longdesc"] = ""
show_docs(options, docs)
if 0 == options.has_key("-s"):
fail_usage("Failed: You have to enter name of managed system")
if (0 == ["list", "monitor"].count(options["-o"].lower())) and (0 == options.has_key("-n")):
fail_usage("Failed: You have to enter name of the partition")
if 1 == options.has_key("-H") and (options["-H"] != "3" and options["-H"] != "4"):
fail_usage("Failed: You have to enter valid version number: 3 or 4")
##
## Operate the fencing device
####
conn = fence_login(options)
result = fence_action(conn, options, set_power_status, get_power_status, get_lpar_list)
##
## Logout from system
######
try:
conn.send("quit\r\n")
conn.close()
except exceptions.OSError:
pass
except pexpect.ExceptionPexpect:
pass
sys.exit(result)
if __name__ == "__main__":
main()
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