/usr/sbin/fence_cisco_ucs is in fence-agents 3.1.5-2.
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 | #!/usr/bin/python
import sys, re, pexpect, socket
import pycurl, StringIO
sys.path.append("/usr/share/fence")
from fencing import *
#BEGIN_VERSION_GENERATION
RELEASE_VERSION="3.1.5"
BUILD_DATE="(built Thu Nov 24 10:20:24 UTC 2011)"
REDHAT_COPYRIGHT="Copyright (C) Red Hat, Inc. 2004-2010 All rights reserved."
#END_VERSION_GENERATION
re_cookie = re.compile("<aaaLogin .* outCookie=\"(.*?)\"", re.IGNORECASE);
re_status = re.compile("<lsPower .*? state=\"(.*?)\"", re.IGNORECASE);
re_get_dn = re.compile(" dn=\"(.*?)\"", re.IGNORECASE)
re_get_desc = re.compile(" descr=\"(.*?)\"", re.IGNORECASE)
def get_power_status(conn, options):
try:
res = send_command(options, "<configResolveDn cookie=\"" + options["cookie"] + "\" inHierarchical=\"false\" dn=\"org-root" + options["-s"] + "/ls-" + options["-n"] + "/power\"/>")
except pycurl.error, e:
sys.stderr.write(e[1] + "\n")
fail(EC_TIMED_OUT)
result = re_status.search(res)
if (result == None):
fail(EC_STATUS)
else:
status = result.group(1)
if (status == "up"):
return "on"
else:
return "off"
def set_power_status(conn, options):
action = {
'on' : "up",
'off' : "down"
}[options["-o"]]
try:
res = send_command(options, "<configConfMos cookie=\"" + options["cookie"] + "\" inHierarchical=\"no\"><inConfigs><pair key=\"org-root" + options["-s"] + "/ls-" + options["-n"] + "/power\"><lsPower dn=\"org-root/ls-" + options["-n"] + "/power\" state=\"" + action + "\" status=\"modified\" /></pair></inConfigs></configConfMos>")
except pycurl.error, e:
sys.stderr.write(e[1] + "\n")
fail(EC_TIMED_OUT)
return
def get_list(conn, options):
outlets = { }
try:
try:
res = send_command(options, "<configResolveClass cookie=\"" + options["cookie"] + "\" inHierarchical=\"false\" classId=\"lsServer\"/>")
except pycurl.error, e:
sys.stderr.write(e[1] + "\n")
fail(EC_TIMED_OUT)
lines = res.split("<lsServer ")
for i in range(1, len(lines)):
dn = re_get_dn.search(lines[i]).group(1)
desc = re_get_desc.search(lines[i]).group(1)
outlets[dn] = (desc, None)
except AttributeError:
return { }
except IndexError:
return { }
return outlets
def send_command(opt, command):
## setup correct URL
if opt.has_key("-z"):
url = "https:"
else:
url = "http:"
url += "//" + opt["-a"] + ":" + str(opt["-u"]) + "/nuova"
## send command through pycurl
c = pycurl.Curl()
b = StringIO.StringIO()
c.setopt(pycurl.URL, url)
c.setopt(pycurl.HTTPHEADER, [ "Content-type: text/xml" ])
c.setopt(pycurl.POSTFIELDS, command)
c.setopt(pycurl.WRITEFUNCTION, b.write)
c.setopt(pycurl.TIMEOUT, int(opt["-Y"]))
c.setopt(pycurl.SSL_VERIFYPEER, 0)
c.setopt(pycurl.SSL_VERIFYHOST, 0)
c.perform()
result = b.getvalue()
if opt["log"] >= LOG_MODE_VERBOSE:
opt["debug_fh"].write(command + "\n")
opt["debug_fh"].write(result + "\n")
return result
def main():
device_opt = [ "help", "version", "agent", "quiet", "verbose", "debug",
"action", "ipaddr", "login", "passwd", "passwd_script",
"ssl", "inet4_only", "inet6_only", "ipport", "port",
"web", "separator", "power_wait", "power_timeout",
"shell_timeout", "suborg" ]
atexit.register(atexit_handler)
options = check_input(device_opt, process_input(device_opt))
docs = { }
docs["shortdesc"] = "Fence agent for Cisco UCS"
docs["longdesc"] = "fence_cisco_ucs is an I/O Fencing agent which can be \
used with Cisco UCS to fence machines."
docs["vendorurl"] = "http://www.cisco.com"
show_docs(options, docs)
### Login
res = send_command(options, "<aaaLogin inName=\"" + options["-l"] + "\" inPassword=\"" + options["-p"] + "\" />")
result = re_cookie.search(res)
if (result == None):
## Cookie is absenting in response
fail(EC_LOGIN_DENIED)
options["cookie"] = result.group(1);
##
## Modify suborg to format /suborg
if options["-s"] != "":
if options["-s"].startswith("/") == False:
options["-s"] = "/" + options["-s"]
if options["-s"].endswith("/") == True:
options["-s"] = options["-s"][0:-1]
##
## Fence operations
####
result = fence_action(None, options, set_power_status, get_power_status, get_list)
### Logout; we do not care about result as we will end in any case
send_command(options, "<aaaLogout inCookie=\"" + options["cookie"] + "\" />")
sys.exit(result)
if __name__ == "__main__":
main()
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