[oe] [PATCH][meta-networking] ypbind-mt: get parameters from dhcp

[rongqing.li at windriver.com]

From: Li Wang <li.wang at windriver.com>

the script nis.sh is called by dhcp client,
it can get some parameters from dhcp.

Signed-off-by: Li Wang <li.wang at windriver.com>
---
 .../recipes-support/nis/ypbind-mt/nis.sh           | 41 ++++++++++++++++++++++
 .../recipes-support/nis/ypbind-mt/yp.conf          |  1 +
 .../recipes-support/nis/ypbind-mt_1.38.bb          |  6 ++++
 3 files changed, 48 insertions(+)
 create mode 100755 meta-networking/recipes-support/nis/ypbind-mt/nis.sh
 create mode 100644 meta-networking/recipes-support/nis/ypbind-mt/yp.conf

diff --git a/meta-networking/recipes-support/nis/ypbind-mt/nis.sh b/meta-networking/recipes-support/nis/ypbind-mt/nis.sh
new file mode 100755
index 0000000..a06a977
--- /dev/null
+++ b/meta-networking/recipes-support/nis/ypbind-mt/nis.sh
@@ -0,0 +1,41 @@
+#!/bin/bash
+#
+# nis.sh: dhclient-script plugin for NIS settings,
+#         place in /etc/dhcp/dhclient.d and 'chmod +x nis.sh' to enable
+#
+
+CONF=/etc/yp.conf
+SAVECONF=${SAVEDIR}/${CONF##*/}.predhclient.${interface}
+
+nis_replace_conf() {
+        echo "$1" | diff -q ${CONF} - > /dev/null 2>&1
+        if [ $? -eq 1 ]; then
+            echo "$1" > ${CONF}
+#            restorecon ${CONF} >/dev/null 2>&1
+            service ypbind restart >/dev/null 2>&1
+        fi
+}
+
+nis_config() {
+    if [ -n "${new_nis_domain}" ] && [ -n "${new_nis_servers}" ] &&
+        [ -e ${CONF} ] && [ -d ${SAVEDIR} ]; then
+        local conf=$(grep -v '^domain .*  # added by /sbin/dhclient-script$' < ${CONF})
+
+        conf=$(echo "$conf"
+            for s in ${new_nis_servers}; do
+                echo "domain ${new_nis_domain} server ${s}  # added by /sbin/dhclient-script"
+            done)
+
+        [ -f ${SAVECONF} ] || touch ${SAVECONF}
+        nis_replace_conf "$conf"
+    fi
+}
+
+nis_restore() {
+    if [ -e ${CONF} ] && [ -f ${SAVECONF} ]; then
+        local conf=$(grep -v '^domain .*  # added by /sbin/dhclient-script$' < ${CONF})
+
+        nis_replace_conf "$conf"
+        rm -f ${SAVECONF}
+    fi
+}
diff --git a/meta-networking/recipes-support/nis/ypbind-mt/yp.conf b/meta-networking/recipes-support/nis/ypbind-mt/yp.conf
new file mode 100644
index 0000000..792d600
--- /dev/null
+++ b/meta-networking/recipes-support/nis/ypbind-mt/yp.conf
@@ -0,0 +1 @@
+#
diff --git a/meta-networking/recipes-support/nis/ypbind-mt_1.38.bb b/meta-networking/recipes-support/nis/ypbind-mt_1.38.bb
index d25ef5c..f0c1cea 100644
--- a/meta-networking/recipes-support/nis/ypbind-mt_1.38.bb
+++ b/meta-networking/recipes-support/nis/ypbind-mt_1.38.bb
@@ -28,6 +28,8 @@ PROVIDES += "ypbind"
 SRC_URI = "http://www.linux-nis.org/download/ypbind-mt/${BP}.tar.bz2 \
            file://ypbind-yocto.init \
            file://ypbind.service \
+           file://yp.conf \
+           file://nis.sh \
 "
 SRC_URI[md5sum] = "094088c0e282fa7f3b3dd6cc51d0a4e1"
 SRC_URI[sha256sum] = "1930ce19f6ccfe10400f3497b31867f71690d2bcd3f5b575199fa915559b7746"
@@ -44,10 +46,14 @@ do_install_append () {
     install -d ${D}${sysconfdir}/init.d
     install -d ${D}${sysconfdir}/rcS.d
 
+    install -m 0744 ${WORKDIR}/yp.conf ${D}${sysconfdir}/
     install -m 0755 ${WORKDIR}/ypbind-yocto.init ${D}${sysconfdir}/init.d/ypbind
 
     install -d ${D}${systemd_unitdir}/system
     install -m 0644 ${WORKDIR}/ypbind.service ${D}${systemd_unitdir}/system
+
+    install -d ${D}/${sysconfdir}/dhcp/dhclient.d
+    install -m 755 ${WORKDIR}/nis.sh ${D}/${sysconfdir}/dhcp/dhclient.d/
 }
 
 
-- 
1.9.1