aboutsummaryrefslogtreecommitdiffstats
path: root/main/open-iscsi/iscsid.initd
blob: 2affb80840b535011a1e7cf5289c825960f76063 (plain)
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
#!/sbin/openrc-run

extra_started_commands="starttargets stoptargets restarttargets"

depend() {
	after modules
	use net
}

checkconfig() {
	if [ ! -e /etc/conf.d/${SVCNAME} ]; then
		eerror "Config file /etc/conf.d/${SVCNAME} does not exist!"
		return 1
	fi
	if [ ! -e "${CONFIG_FILE}" ]; then
		eerror "Config file ${CONFIG_FILE} does not exist!"
		return 1
	fi
	if [ ! -e ${INITIATORNAME_FILE} ] || [ ! "$(grep "^InitiatorName=iqn\." ${INITIATORNAME_FILE})" ]; then
		ewarn "${INITIATORNAME_FILE} should contain a string with your initiatior name."
		IQN=iqn.$(date +%Y-%m).$(hostname -f | awk 'BEGIN { FS=".";}{x=NF; while (x>0) {printf $x ;x--; if (x>0) printf ".";} print ""}'):openiscsi
		IQN=${IQN}-$(echo ${RANDOM}${RANDOM}${RANDOM}${RANDOM}${RANDOM} | md5sum | sed -e "s/\(.*\) -/\1/g" -e 's/ //g')
		ebegin "Creating InitiatorName ${IQN} in ${INITIATORNAME_FILE}"
		echo "InitiatorName=${IQN}" >> "${INITIATORNAME_FILE}"
		eend $?
	fi
}

do_modules() {
	msg="$1"
	shift
	modules="${1}"
	shift
	modopts="$@"
	for m in ${modules}
	do
		ebegin "${msg} ${m}"
		modprobe ${modopts} ${m}
		ret=$?
		eend ${ret}
		if [ ${ret} -ne 0 ]; then
			return ${ret}
		fi
	done
	return 0
}

start() {
	ebegin "Checking open-iSCSI configuration"
	checkconfig
	ret=$?
	if [ $ret -ne 0 ]; then
		eend 1
		return 1
	fi
	ebegin "Loading iSCSI modules"
	do_modules 'Loading' 'libiscsi scsi_transport_iscsi iscsi_tcp'
	ret=$?
	if [ $ret -ne 0 ]; then
		eend 1
		return 1
	fi

	ebegin "Starting ${SVCNAME}"
	start-stop-daemon --start --quiet --exec /usr/sbin/iscsid -- ${OPTS}
	ret=$?
	if [ $ret -ne 0 ]; then
		eend $?
		return $?
	fi

	# Start automatic targets when iscsid is started
	if [ "${AUTOSTARTTARGETS}" = "yes" ]; then
		starttargets
		return $?
	fi
	return 0
}
	
stop() {
	local ret=
	stoptargets
	ebegin "Stopping ${SVCNAME}"
	start-stop-daemon --signal HUP --stop --quiet --exec /usr/sbin/iscsid #--pidfile $PID_FILE
	ret=$?
	eend $ret

	# ugly, but pid file is not removed by iscsid
	rm -f $PID_FILE
	return $ret
}

starttargets() {
        ebegin "Setting up iSCSI targets"
        /usr/bin/iscsiadm -m node --loginall=automatic
		ret=$?
	#Don't report error when no targets are configured
	if [ "$ret" -eq "21" ]; then
		ret="0"
	fi
        eend $ret
		return $ret
}

stoptargets() {
        ebegin "Disconnecting iSCSI targets"
        sync
        /usr/bin/iscsiadm -m node --logoutall=all
		ret=$?
        eend $ret
		return $ret
}

restarttargets() {
        stoptargets
        starttargets
}

status() {
	ebegin "Showing current active iSCSI sessions"
	/usr/bin/iscsiadm -m session
}