/usr/lib/ocf/resource.d/heartbeat/iface-vlan is in resource-agents 1:3.9.7-1.
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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 | #!/bin/sh
#
# OCF Resource Agent compliant iface-vlan script.
#
# Implements network VLAN interface management
#
# Copyright (C) 2013 Red Hat, Inc. All rights reserved.
# Author: Fabio M. Di Nitto <fdinitto@redhat.com>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of version 2 of the GNU General Public License as
# published by the Free Software Foundation.
#
# This program is distributed in the hope that it would be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
#
# Further, this software is distributed without any warranty that it is
# free of the rightful claim of any third person regarding infringement
# or the like. Any license provided herein, whether implied or
# otherwise, applies only to this software file. Patent licenses, if
# any, provided herein do not apply to combinations of this program with
# other software, or any other product whatsoever.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write the Free Software Foundation,
# Inc., 59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
#
#
# TODO:
#
# OCF parameters are as below
# OCF_RESKEY_vlan_interface
# OCF_RESKEY_vlan_id
# OCF_RESKEY_vlan_name
# OCF_RESKEY_vlan_reorder_hdr
# OCF_RESKEY_vlan_gvrp
# OCF_RESKEY_vlan_mvrp
# OCF_RESKEY_vlan_loose_binding
#
#######################################################################
# Initialization:
: ${OCF_FUNCTIONS_DIR=${OCF_ROOT}/lib/heartbeat}
. ${OCF_FUNCTIONS_DIR}/ocf-shellfuncs
# Defaults
OCF_RESKEY_vlan_reorder_hdr_default=1
OCF_RESKEY_vlan_gvrp_default=0
OCF_RESKEY_vlan_mvrp_default=0
OCF_RESKEY_vlan_loose_binding_default=0
OCF_RESKEY_vlan_name_default=${OCF_RESKEY_vlan_interface}.${OCF_RESKEY_vlan_id}
: ${OCF_RESKEY_vlan_name=${OCF_RESKEY_vlan_name_default}}
: ${OCF_RESKEY_vlan_reorder_hdr=${OCF_RESKEY_vlan_reorder_hdr_default}}
: ${OCF_RESKEY_vlan_gvrp=${OCF_RESKEY_vlan_gvrp_default}}
# don't set defaults for mvrp or loose binding since both
# are rather new kernel features and they might not be supported
#: ${OCF_RESKEY_vlan_mvrp=${OCF_RESKEY_vlan_mvrp_default}}
#: ${OCF_RESKEY_vlan_loose_binding=${OCF_RESKEY_vlan_loose_binding_default}}
#######################################################################
vlan_usage() {
cat <<END
usage: $0 {start|stop|status|monitor|validate-all|meta-data}
Expects to have a fully populated OCF RA-compliant environment set.
END
}
vlan_meta_data() {
cat <<END
<?xml version="1.0"?>
<!DOCTYPE resource-agent SYSTEM "ra-api-1.dtd">
<resource-agent name="iface-vlan">
<version>1.0</version>
<longdesc lang="en">
This resource manages VLAN network interfaces.
It can add, remove, configure VLANs.
</longdesc>
<shortdesc lang="en">
Manages VLAN network interfaces.
</shortdesc>
<parameters>
<parameter name="vlan_interface" unique="1" required="1">
<longdesc lang="en">
Define the interface where VLAN should be attached.
</longdesc>
<shortdesc lang="en">
Network interface.
</shortdesc>
<content type="string"/>
</parameter>
<parameter name="vlan_id" unique="1" required="1">
<longdesc lang="en">
Define the VLAN ID. It has to be a value between 0 and 4094.
</longdesc>
<shortdesc lang="en">
Define the VLAN ID.
</shortdesc>
<content type="integer"/>
</parameter>
<parameter name="vlan_name" unique="1">
<longdesc lang="en">
Define the name of the VLAN interface (max 15 charaters).
</longdesc>
<shortdesc lang="en">
Name of the VLAN.
</shortdesc>
<content type="string" default="vlan_interface.vlan.id" />
</parameter>
<parameter name="vlan_reorder_hdr" unique="0">
<longdesc lang="en">
Enable or disable header reordering.
</longdesc>
<shortdesc lang="en">
Enable or disable header reordering.
</shortdesc>
<content type="boolean" default="${OCF_RESKEY_vlan_reorder_hdr_default}"/>
</parameter>
<parameter name="vlan_gvrp" unique="0">
<longdesc lang="en">
Enable or disable GARP VLAN registration protocol.
</longdesc>
<shortdesc lang="en">
Enable or disable gvrp.
</shortdesc>
<content type="boolean" default="${OCF_RESKEY_vlan_gvrp_default}"/>
</parameter>
<parameter name="vlan_mvrp" unique="0">
<longdesc lang="en">
Enable or disable Multiple VLAN Registration Protocol.
Please note that most distributions do not ship a version of iproute2
that supports mvrp yet, even if the kernel has support for it.
Check output of $IPADDR2 link add type vlan --help in the FLAG
section to verify if mvrp support is available.
</longdesc>
<shortdesc lang="en">
Enable or disable mvrp.
</shortdesc>
<content type="boolean" default="${OCF_RESKEY_vlan_mvrp_default}"/>
</parameter>
<parameter name="vlan_loose_binding" unique="0">
<longdesc lang="en">
Enable or disable VLAN loose bind. By default the VLAN interface
admin status (UP/DOWN) follows the underneath inteface status.
Enabling loose bind allows the VLAN to disconnect from the
interface status. Be very careful that enabling loose binding
could invalidate this agent monitor operations.
Please note that most distributions do not ship a version of iproute2
that supports loose_binding yet, even if the kernel has support for it.
Check output of $IPADDR2 link add type vlan --help in the FLAG
section to verify if loose_binding support is available.
</longdesc>
<shortdesc lang="en">
Enable or disable loose binding.
</shortdesc>
<content type="boolean" default="${OCF_RESKEY_vlan_loose_binding_default}"/>
</parameter>
</parameters>
<actions>
<action name="start" timeout="30s" />
<action name="stop" timeout="20s" />
<action name="status" timeout="20s" depth="0" interval="10s" />
<action name="monitor" timeout="20s" depth="0" interval="10s" />
<action name="meta-data" timeout="5s" />
<action name="validate-all" timeout="20s" />
</actions>
</resource-agent>
END
}
# check if the interface is admin up/down
iface_is_up() {
if ! $IP2UTIL -o link show $1 | \
sed -e 's#.*<##g' -e 's#>.*##' -e 's#LOWER_UP##g' | \
grep -q UP; then
return 1
fi
return 0
}
# check if the slaves have link layer up/down
# see kernel network documentation on meaning of LOWER_UP flag
# for more in depth explanation on how it works
# NOTE: this check is not reliable in virt environment
# since interfaces are always LOWER_UP. There is no way
# from the guest to know if the host has disconnected somehow
iface_lower_is_up() {
if ! $IP2UTIL -o link show $1 | \
grep -q LOWER_UP; then
return 1
fi
return 0
}
vlan_validate() {
check_binary $IP2UTIL
if [ -z "$OCF_RESKEY_vlan_interface" ]; then
ocf_log err "Invalid OCF_RESKEY_vlan_interface: value cannot be empty"
return 1
fi
# the echo .. is the equivalent of strlen in bash
#
# /usr/include/linux/if.h:#define IFNAMSIZ 16
# needs to include 0 byte end string
if [ "${#OCF_RESKEY_vlan_interface}" -gt 15 ]; then
ocf_log err "Invalid OCF_RESKEY_vlan_interface: name is too long"
return 1
fi
if [ ! -d "/sys/class/net" ]; then
ocf_log err "Unable to find sysfs network class in /sys"
return 1
fi
if [ ! -e "/sys/class/net/$OCF_RESKEY_vlan_interface" ]; then
ocf_log err "Invalid OCF_RESKEY_vlan_interface: $OCF_RESKEY_vlan_interface does not exists"
return 1
fi
if [ -z "$OCF_RESKEY_vlan_id" ]; then
ocf_log err "Invalid OCF_RESKEY_vlan_id: value cannot be empty"
return 1
fi
if ! ocf_is_decimal "$OCF_RESKEY_vlan_id" || \
[ "$OCF_RESKEY_vlan_id" -gt "4094" ]; then
ocf_log err "Invalid OCF_RESKEY_vlan_id: must be a decimal value (0 to 4094 included)"
return 1
fi
if [ "${#OCF_RESKEY_vlan_name}" -gt 15 ]; then
ocf_log err "Invalid OCF_RESKEY_vlan_name: name is too long"
return 1
fi
return 0
}
vlan_check() {
if [ -e "/sys/class/net/$OCF_RESKEY_vlan_name" ]; then
if [ ! -e "$HA_RSCTMP/iface-vlan.$OCF_RESKEY_vlan_name" ]; then
return $OCF_ERR_GENERIC
fi
else
if [ -e "$HA_RSCTMP/iface-vlan.$OCF_RESKEY_vlan_name" ]; then
error="$(rm -f "$HA_RSCTMP/iface-vlan.$OCF_RESKEY_vlan_name" 2>&1)"
if [ "$?" != "0" ]; then
ocf_log err "Unable to remove stale lock file for vlan $OCF_RESKEY_vlan_name: $error"
return $OCF_ERR_GENERIC
fi
fi
return $OCF_NOT_RUNNING
fi
if ! iface_is_up $OCF_RESKEY_vlan_interface; then
if ocf_is_true "$OCF_RESKEY_vlan_loose_binding"; then
ocf_log warn "Interface $OCF_RESKEY_vlan_interface is administratively down"
else
ocf_log err "Interface $OCF_RESKEY_vlan_interface is administratively down"
return $OCF_ERR_GENERIC
fi
fi
if ! iface_is_up $OCF_RESKEY_vlan_name; then
ocf_log err "VLAN $OCF_RESKEY_vlan_name is administratively down"
return $OCF_ERR_GENERIC
fi
if ! iface_lower_is_up $OCF_RESKEY_vlan_name; then
ocf_log err "VLAN $OCF_RESKEY_vlan_name has no active link-layer"
return $OCF_ERR_GENERIC
fi
return $OCF_SUCCESS
}
# we need a simpler stop version to clean after us if start fails
# without involving any error checking
# rolling back in case of failure is otherwise complex
vlan_force_stop() {
$IP2UTIL link delete "$OCF_RESKEY_vlan_name" >/dev/null 2>&1
rm -f "$HA_RSCTMP/iface-vlan.$OCF_RESKEY_vlan_name" 2>&1
}
vlan_start() {
# check if the vlan already exists
vlan_check
ret=$?
if [ "$ret" != "$OCF_NOT_RUNNING" ]; then
return $ret
fi
# make sure kernel module is loaded
if [ ! -e /proc/net/vlan ]; then
error="$(modprobe 8021q 2>&1)"
if [ "$?" != "0" ]; then
ocf_log err "Unable to load kernel 8021q driver: $error"
return $OCF_ERR_GENERIC
fi
fi
# generate options
VLANOPTS=""
if [ -n "$OCF_RESKEY_vlan_reorder_hdr" ]; then
if ocf_is_true "$OCF_RESKEY_vlan_reorder_hdr"; then
VLANOPTS="reorder_hdr on"
else
VLANOPTS="reorder_hdr off"
fi
fi
if [ -n "$OCF_RESKEY_vlan_gvrp" ]; then
if ocf_is_true "$OCF_RESKEY_vlan_gvrp"; then
VLANOPTS="$VLANOPTS gvrp on"
else
VLANOPTS="$VLANOPTS gvrp off"
fi
fi
if [ -n "$OCF_RESKEY_vlan_mvrp" ]; then
if ocf_is_true "$OCF_RESKEY_vlan_mvrp"; then
VLANOPTS="$VLANOPTS mvrp on"
else
VLANOPTS="$VLANOPTS mvrp off"
fi
fi
if [ -n "$OCF_RESKEY_vlan_loose_binding" ]; then
if ocf_is_true "$OCF_RESKEY_vlan_loose_binding"; then
VLANOPTS="$VLANOPTS loose_binding on"
else
VLANOPTS="$VLANOPTS loose_binding off"
fi
fi
# create the VLAN
error="$($IP2UTIL link add link "$OCF_RESKEY_vlan_interface" name "$OCF_RESKEY_vlan_name" type vlan id "$OCF_RESKEY_vlan_id" $VLANOPTS 2>&1)"
if [ "$?" != "0" ]; then
ocf_log err "Unable to create VLAN $OCF_RESKEY_vlan_name: $error"
return $OCF_ERR_GENERIC
fi
# set the interface up
error="$($IP2UTIL link set dev "$OCF_RESKEY_vlan_interface" up 2>&1)"
if [ "$?" != "0" ]; then
ocf_log err "Unable to set VLAN $OCF_RESKEY_vlan_interface up: $error"
return $OCF_ERR_GENERIC
fi
# set the vlan up
error="$($IP2UTIL link set dev "$OCF_RESKEY_vlan_name" up 2>&1)"
if [ "$?" != "0" ]; then
ocf_log err "Unable to set VLAN $OCF_RESKEY_vlan_name up: $error"
return $OCF_ERR_GENERIC
fi
error="$(touch "$HA_RSCTMP/iface-vlan.$OCF_RESKEY_vlan_name" 2>&1)"
if [ "$?" != "0" ]; then
ocf_log err "Unable to create lock file for VLAN $OCF_RESKEY_vlan_name: $error"
return $OCF_ERR_GENERIC
fi
return $OCF_SUCCESS
}
vlan_stop() {
vlan_check
ret=$?
if [ "$ret" = "$OCF_NOT_RUNNING" ]; then
return $OCF_SUCCESS
fi
if [ "$ret" != "$OCF_SUCCESS" ]; then
return $ret
fi
# set vlan down
error="$($IP2UTIL link set dev "$OCF_RESKEY_vlan_name" down 2>&1)"
if [ "$?" != "0" ]; then
ocf_log err "Unable to set VLAN $OCF_RESKEY_vlan_name down: $error"
return $OCF_ERR_GENERIC
fi
# delete vlan
error="$($IP2UTIL link delete "$OCF_RESKEY_vlan_name" 2>&1)"
if [ "$?" != "0" ]; then
ocf_log err "Unable to delete VLAN $OCF_RESKEY_vlan_name: $error"
return $OCF_ERR_GENERIC
fi
error="$(rm -f "$HA_RSCTMP/iface-vlan.$OCF_RESKEY_vlan_name" 2>&1)"
if [ "$?" != "0" ]; then
ocf_log err "Unable to remove lock file for VLAN $OCF_RESKEY_vlan_name: $error"
return $OCF_ERR_GENERIC
fi
return $OCF_SUCCESS
}
case $__OCF_ACTION in
meta-data)
vlan_meta_data
exit $OCF_SUCCESS
;;
usage|help)
vlan_usage
exit $OCF_SUCCESS
;;
esac
if [ ! -d "$HA_RSCTMP" ]; then
ocf_log debug "$HA_RSCTMP not found, we are probably being executed manually"
mkdir -p "$HA_RSCTMP"
fi
if [ -n "$__OCF_ACTION" ] && ! vlan_validate; then
exit $OCF_ERR_CONFIGURED
fi
case $__OCF_ACTION in
start|stop)
if ! ocf_is_root; then
ocf_log err "You must be root for $__OCF_ACTION operation."
exit $OCF_ERR_PERM
fi
;;
esac
case $__OCF_ACTION in
start)
vlan_start
ret=$?
if [ "$ret" != "$OCF_SUCCESS" ]; then
vlan_force_stop
fi
exit $ret
;;
stop)
vlan_stop
exit $?
;;
status|monitor)
vlan_check
exit $?
;;
validate-all)
# vlan_validate above does the trick
;;
*)
vlan_usage
exit $OCF_ERR_UNIMPLEMENTED
;;
esac
# vi:sw=4:ts=8:
|