This file is indexed.

/usr/sbin/fence_wti 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
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
244
245
#!/usr/bin/python -tt

#####
##
## The Following Agent Has Been Tested On:
##
##  Version            Firmware
## +-----------------+---------------------------+
##  WTI RSM-8R4         ?? unable to find out ??
##  WTI MPC-??? 	?? unable to find out ??
##  WTI IPS-800-CE     v1.40h		(no username) ('list' tested)
#####

import sys, re, pexpect
import atexit
import time
sys.path.append("/usr/share/fence")
from fencing import *
from fencing import fspawn, fail, fail_usage, EC_LOGIN_DENIED

#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_listing(conn, options, listing_command):
	listing = ""

	conn.send_eol(listing_command)

	if isinstance(options["--command-prompt"], list):
		re_all = list(options["--command-prompt"])
	else:
		re_all = [options["--command-prompt"]]
	re_next = re.compile("Enter: ", re.IGNORECASE)
	re_all.append(re_next)

	result = conn.log_expect(re_all, int(options["--shell-timeout"]))
	listing = conn.before
	if result == (len(re_all) - 1):
		conn.send_eol("")
		conn.log_expect(options["--command-prompt"], int(options["--shell-timeout"]))
		listing += conn.before

	return listing

def get_plug_status(conn, options):
	listing = get_listing(conn, options, "/S")

	plug_section = 0
	plug_index = -1
	name_index = -1
	status_index = -1
	plug_header = list()
	outlets = {}

	for line in listing.splitlines():
		if (plug_section == 2) and line.find("|") >= 0 and line.startswith("PLUG") == False:
			plug_line = [x.strip().lower() for x in line.split("|")]
			if len(plug_line) < len(plug_header):
				plug_section = -1
			if ["list", "monitor"].count(options["--action"]) == 0 and \
					options["--plug"].lower() == plug_line[plug_index]:
				return plug_line[status_index]
			else:
				## We already believe that first column contains plug number
				if len(plug_line[0]) != 0:
					outlets[plug_line[0]] = (plug_line[name_index], plug_line[status_index])
		elif plug_section == 1:
			plug_section = 2
		elif line.upper().startswith("PLUG"):
			plug_section = 1
			plug_header = [x.strip().lower() for x in line.split("|")]
			plug_index = plug_header.index("plug")
			name_index = plug_header.index("name")
			status_index = plug_header.index("status")

	if ["list", "monitor"].count(options["--action"]) == 1:
		return outlets
	else:
		return "PROBLEM"

def get_plug_group_status_from_list(status_list):
	for status in status_list:
		if status == "on":
			return status
	return "off"

def get_plug_group_status(conn, options):
	listing = get_listing(conn, options, "/SG")

	outlets = {}
	line_index = 0
	status_index = -1
	plug_index = -1
	name_index = -1

	lines = listing.splitlines()
	while line_index < len(lines) and line_index >= 0:
		line = lines[line_index]
		if line.find("|") >= 0 and line.lstrip().startswith("GROUP NAME") == False:
			plug_line = [x.strip().lower() for x in line.split("|")]
			if ["list", "monitor"].count(options["--action"]) == 0 and \
					options["--plug"].lower() == plug_line[name_index]:
				plug_status = []
				while line_index < len(lines) and line_index >= 0:
					plug_line = [x.strip().lower() for x in lines[line_index].split("|")]
					if len(plug_line) >= max(name_index, status_index) and \
							len(plug_line[plug_index]) > 0 and \
							(len(plug_line[name_index]) == 0 or options["--plug"].lower() == plug_line[name_index]):
						## Firmware 1.43 does not have a valid value of plug on first line as only name is defined on that line
						if not "---" in plug_line[status_index]:
							plug_status.append(plug_line[status_index])
						line_index += 1
					else:
						line_index = -1

				return get_plug_group_status_from_list(plug_status)

			else:
				## We already believe that first column contains plug number
				if len(plug_line[0]) != 0:
					group_name = plug_line[0]
					plug_line_index = line_index + 1
					plug_status = []
					while plug_line_index < len(lines) and plug_line_index >= 0:
						plug_line = [x.strip().lower() for x in lines[plug_line_index].split("|")]
						if len(plug_line[name_index]) > 0:
							plug_line_index = -1
							break
						if len(plug_line[plug_index]) > 0:
							plug_status.append(plug_line[status_index])
							plug_line_index += 1
						else:
							plug_line_index = -1
					outlets[group_name] = (group_name, get_plug_group_status_from_list(plug_status))
				line_index += 1

		elif line.upper().lstrip().startswith("GROUP NAME"):
			plug_header = [x.strip().lower() for x in line.split("|")]
			name_index = plug_header.index("group name")
			plug_index = plug_header.index("plug")
			status_index = plug_header.index("status")
			line_index += 2
		else:
			line_index += 1


	if ["list", "monitor"].count(options["--action"]) == 1:
		results = {}
		for group, status in list(outlets.items()):
			results[group] = (group, status[0])

		return results
	else:
		return "PROBLEM"

def get_power_status(conn, options):
	if ["list"].count(options["--action"]) == 0:
		ret = get_plug_status(conn, options)

		if ret == "PROBLEM":
			ret = get_plug_group_status(conn, options)
	else:
		ret = dict(list(get_plug_status(conn, options).items()) + \
			list(get_plug_group_status(conn, options).items()))

	return ret

def set_power_status(conn, options):
	action = {
		'on' : "/on",
		'off': "/off"
	}[options["--action"]]

	conn.send_eol(action + " " + options["--plug"] + ",y")
	conn.log_expect(options["--command-prompt"], int(options["--power-timeout"]))

def main():
	device_opt = ["ipaddr", "login", "passwd", "no_login", "no_password", \
			"cmd_prompt", "secure", "port", "telnet"]

	atexit.register(atexit_handler)

	all_opt["cmd_prompt"]["default"] = ["RSM>", "MPC>", "IPS>", "TPS>", "NBB>", "NPS>", "VMR>"]

	options = check_input(device_opt, process_input(device_opt))

	docs = {}
	docs["shortdesc"] = "Fence agent for WTI"
	docs["longdesc"] = "fence_wti is an I/O Fencing agent \
which can be used with the WTI Network Power Switch (NPS). It logs \
into an NPS via telnet or ssh and boots a specified plug. \
Lengthy telnet connections to the NPS should be avoided while a GFS cluster \
is running because the connection will block any necessary fencing actions."
	docs["vendorurl"] = "http://www.wti.com"
	show_docs(options, docs)

	##
	## Operate the fencing device
	##
	## @note: if it possible that this device does not need either login, password or both of them
	#####
	if "--ssh" not in options:
		try:
			if options["--action"] in ["off", "reboot"]:
				time.sleep(int(options["--delay"]))

			options["eol"] = "\r\n"

			conn = fspawn(options, options["--telnet-path"])
			conn.send("set binary\n")
			conn.send("open %s -%s\n"%(options["--ip"], options["--ipport"]))

			re_login = re.compile("(login: )|(Login Name:  )|(username: )|(User Name :)", re.IGNORECASE)
			re_prompt = re.compile("|".join(["(" + x + ")" for x in options["--command-prompt"]]), re.IGNORECASE)

			result = conn.log_expect([re_login, "Password: ", re_prompt], int(options["--shell-timeout"]))
			if result == 0:
				if "--username" in options:
					conn.send_eol(options["--username"])
					result = conn.log_expect([re_login, "Password: ", re_prompt], int(options["--shell-timeout"]))
				else:
					fail_usage("Failed: You have to set login name")

			if result == 1:
				if "--password" in options:
					conn.send_eol(options["--password"])
					conn.log_expect(options["--command-prompt"], int(options["--shell-timeout"]))
				else:
					fail_usage("Failed: You have to enter password or password script")
		except pexpect.EOF:
			fail(EC_LOGIN_DENIED)
		except pexpect.TIMEOUT:
			fail(EC_LOGIN_DENIED)
	else:
		conn = fence_login(options)

	result = fence_action(conn, options, set_power_status, get_power_status, get_power_status)
	fence_logout(conn, "/X")
	sys.exit(result)

if __name__ == "__main__":
	main()