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
|
#!/bin/bash
#
# Copyright (c) 2014 Anand Subramanian anands@redhat.com
# Copyright (c) 2015 Red Hat Inc.
# All Rights Reserved.
#
# 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.
#
#
# Initialization:
: ${OCF_FUNCTIONS_DIR=${OCF_ROOT}/lib/heartbeat}
. ${OCF_FUNCTIONS_DIR}/ocf-shellfuncs
if [ -n "$OCF_DEBUG_LIBRARY" ]; then
. $OCF_DEBUG_LIBRARY
else
: ${OCF_FUNCTIONS_DIR=${OCF_ROOT}/lib/heartbeat}
. ${OCF_FUNCTIONS_DIR}/ocf-shellfuncs
fi
ganesha_meta_data() {
cat <<END
<?xml version="1.0"?>
<!DOCTYPE resource-agent SYSTEM "ra-api-1.dtd">
<resource-agent name="ganesha_grace">
<version>1.0</version>
<longdesc lang="en">
This Linux-specific resource agent acts as a dummy
resource agent for nfs-ganesha.
</longdesc>
<shortdesc lang="en">Manages the user-space nfs-ganesha NFS server</shortdesc>
<parameters>
</parameters>
<actions>
<action name="start" timeout="40s" />
<action name="stop" timeout="40s" />
<action name="status" depth="0" timeout="20s" interval="5s" />
<action name="monitor" depth="0" timeout="20s" interval="5s" />
<action name="meta-data" timeout="20s" />
</actions>
</resource-agent>
END
return $OCF_SUCCESS
}
ganesha_grace_usage() {
echo "ganesha.nfsd USAGE"
}
# Make sure meta-data and usage always succeed
case $__OCF_ACTION in
meta-data) ganesha_meta_data
exit $OCF_SUCCESS
;;
usage|help) ganesha_usage
exit $OCF_SUCCESS
;;
*)
;;
esac
ganesha_grace_start()
{
local result=""
local resourcename=""
local deadserver=""
local tmpIFS=${IFS}
# logger "ganesha_grace_start()"
# we're here because somewhere in the cluster one or more
# of the ganesha.nfsds have died, triggering a floating IP
# address to move. Resource constraint location rules ensure
# that this is invoked before the floating IP is moved.
if [ -e /var/run/ganesha.nfsd.pid -a \
-d /proc/$(cat /var/run/ganesha.nfsd.pid) ]; then
# my ganesha.nfsd is still running
# find out which one died?
pcs status | grep dead_ip-1 | sort > /tmp/.pcs_status
result=$(diff /var/run/ganesha/pcs_status /tmp/.pcs_status | grep '^>')
if [[ ${result} ]]; then
# logger "ganesha_grace_start(), ${result}"
IFS=$'\n'
for line in ${result}; do
resourcename=$(echo ${line} | cut -f 1 | cut -d ' ' -f 3)
deadserver=${resourcename%"-dead_ip-1"}
if [[ ${deadserver} ]]; then
# logger "ganesha_grace_start(), ${line}"
# logger "ganesha_grace_start(), dbus-send --print-reply --system --dest=org.ganesha.nfsd /org/ganesha/nfsd/admin org.ganesha.nfsd.admin.grace string:${deadserver}"
dbus-send --print-reply --system --dest=org.ganesha.nfsd /org/ganesha/nfsd/admin org.ganesha.nfsd.admin.grace string:${deadserver}
if [ $? -ne 0 ]; then
logger "warning: dbus-send --print-reply --system --dest=org.ganesha.nfsd /org/ganesha/nfsd/admin org.ganesha.nfsd.admin.grace string:${deadserver} failed"
fi
fi
done
IFS=${tmpIFS}
fi
fi
return $OCF_SUCCESS
}
ganesha_grace_stop()
{
# logger "ganesha_grace_stop()"
return $OCF_SUCCESS
}
ganesha_grace_monitor()
{
# logger "ganesha_grace_monitor()"
if [ ! -d /var/run/ganesha ]; then
mkdir -p /var/run/ganesha
fi
pcs status | grep dead_ip-1 | sort > /var/run/ganesha/pcs_status
return $OCF_SUCCESS
}
ganesha_grace_validate()
{
return $OCF_SUCCESS
}
ganesha_grace_validate
# logger "ganesha_grace ${OCF_RESOURCE_INSTANCE} $__OCF_ACTION"
# Translate each action into the appropriate function call
case $__OCF_ACTION in
start) ganesha_grace_start
;;
stop) ganesha_grace_stop
;;
status|monitor) ganesha_grace_monitor
;;
*) ganesha_grace_usage
exit $OCF_ERR_UNIMPLEMENTED
;;
esac
rc=$?
# The resource agent may optionally log a debug message
ocf_log debug "${OCF_RESOURCE_INSTANCE} $__OCF_ACTION returned $rc"
exit $rc
|
