iscsi-initiator-utils: fix postinstall and systemd service file

Fix postinstall and systemd service file so that the postinstall script does
not fail at rootfs time.

Signed-off-by: Chen Qi <Qi.Chen@windriver.com>
Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com>
Signed-off-by: Joe MacDonald <joe_macdonald@mentor.com>
(cherry picked from commit 816c723aa5)
Signed-off-by: Armin Kuster <akuster808@gmail.com>

meta-networking/recipes-daemons/iscsi-initiator-utils/files/iscsi-initiator.service

@@ -5,6 +5,7 @@ After=syslog.target
 [Service]
 EnvironmentFile=/etc/default/iscsi-initiator
 ExecStartPre=/sbin/modprobe iscsi_tcp
+ExecStartPre=/usr/lib/iscsi/set_initiatorname
 ExecStart=/usr/sbin/iscsid -f $OPTS_ISCSID
 
 [Install]

meta-networking/recipes-daemons/iscsi-initiator-utils/files/set_initiatorname

@@ -0,0 +1,12 @@
+#!/bin/sh
+if [ ! -f /etc/iscsi/initiatorname.iscsi ]; then
+    INITIATORNAME=$(iscsi-iname)
+    cat >/etc/iscsi/initiatorname.iscsi <<EOF
+## DO NOT EDIT OR REMOVE THIS FILE!
+## If you remove this file, the iSCSI daemon will not start.
+## If you change the InitiatorName, existing access control lists
+## may reject this initiator.  The InitiatorName must be unique
+## for each iSCSI initiator.  Do NOT duplicate iSCSI InitiatorNames.
+InitiatorName=$INITIATORNAME
+EOF
+fi

meta-networking/recipes-daemons/iscsi-initiator-utils/iscsi-initiator-utils_2.0-873.bb

@@ -21,6 +21,7 @@ SRC_URI = "http://www.open-iscsi.org/bits/open-iscsi-${PV}.tar.gz \
            file://iscsi-initiator \
            file://iscsi-initiator.service \
            file://iscsi-initiator-targets.service \
+           file://set_initiatorname \
 "
 SRC_URI[md5sum] = "8b8316d7c9469149a6cc6234478347f7"
 SRC_URI[sha256sum] = "7dd9f2f97da417560349a8da44ea4fcfe98bfd5ef284240a2cc4ff8e88ac7cd9"
@@ -82,6 +83,8 @@ do_install () {
         install -m 0644 ${WORKDIR}/iscsi-initiator.service \
                         ${WORKDIR}/iscsi-initiator-targets.service \
                         ${D}${systemd_unitdir}/system/
+	install -d ${D}${nonarch_libdir}/iscsi
+	install -m 0755 ${WORKDIR}/set_initiatorname ${D}${nonarch_libdir}/iscsi
     else
         install -d ${D}/etc/default/volatiles
         install -m 0644 ${WORKDIR}/99_iscsi-initiator-utils ${D}/etc/default/volatiles
@@ -89,25 +92,17 @@ do_install () {
 }
 
 pkg_postinst_${PN}() {
-    #default there is no initiatorname.iscsi installed
+    if [ "x$D" = "x" ]; then
-    #but it is needed or iscsid will fail
+	if [ -e /etc/init.d/populate-volatile.sh ]; then
-
+            /etc/init.d/populate-volatile.sh update
-    #will run only when postinst on target
+	elif command -v systemd-tmpfiles >/dev/null; then
-    if [ "x$D" != "x" ]; then
+            systemd-tmpfiles --create ${sysconfdir}/tmpfiles.d/iscsi.conf
-        exit 1
+	fi
-    fi
-    if [ ! -f ${sysconfdir}/iscsi/initiatorname.iscsi ]; then
-        echo "InitiatorName=$(${sbindir}/iscsi-iname)" > \
-        ${sysconfdir}/iscsi/initiatorname.iscsi
-    fi
-
-    if [ -e /etc/init.d/populate-volatile.sh ]; then
-        /etc/init.d/populate-volatile.sh update
-    elif command -v systemd-tmpfiles >/dev/null; then
-        systemd-tmpfiles --create ${sysconfdir}/tmpfiles.d/iscsi.conf
     fi
 }
 
 SYSTEMD_SERVICE = " iscsi-initiator.service iscsi-initiator-targets.service "
 INITSCRIPT_NAME = "iscsid"
 INITSCRIPT_PARAMS = "start 30 1 2 3 4 5 . stop 70 0 1 2 3 4 5 6 ."
+
+FILES_${PN} += "${nonarch_libdir}/iscsi"