[oe] [PATCH 1/2] ypbind-mt: get parameters from dhcp

Joe MacDonald Joe_MacDonald at mentor.com
Mon Aug 3 00:53:38 UTC 2015


[Re: [oe] [PATCH 1/2] ypbind-mt: get parameters from dhcp] On 15.07.31 (Fri 09:04) Rongqing Li wrote:

> 
> 
> On 2015年07月31日 00:57, Joe MacDonald wrote:
> >[[oe] [PATCH 1/2] ypbind-mt: get parameters from dhcp] On 15.07.28 (Tue 10:36) rongqing.li at windriver.com wrote:
> >
> >>From: Li Wang <li.wang at windriver.com>
> >>
> >>adopt a script nis.sh from
> >>https://git.centos.org/raw/rpms!ypbind.git/5a592e88374f067679276488430ebdf51152c358/SOURCES!nis.sh
> >>it is dhclient-script plugin for NIS settings.
> >>
> >>Signed-off-by: Li Wang <li.wang at windriver.com>
> >>Signed-off-by: Roy Li <rongqing.li at windriver.com>
> >>---
> >>  .../recipes-support/nis/ypbind-mt/nis.sh           | 108 +++++++++++++++++++++
> >>  .../recipes-support/nis/ypbind-mt_1.38.bb          |   4 +
> >>  .../recipes-support/nis/ypbind-mt_2.2.bb           |   4 +
> >>  3 files changed, 116 insertions(+)
> >>  create mode 100755 meta-networking/recipes-support/nis/ypbind-mt/nis.sh
> >>
> >>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..a1e338c
> >>--- /dev/null
> >>+++ b/meta-networking/recipes-support/nis/ypbind-mt/nis.sh
> >>@@ -0,0 +1,108 @@
> >>+#!/bin/sh
> >>+#
> >>+# nis.sh: dhclient-script plugin for NIS settings,
> >>+#         place in /etc/dhcp/dhclient.d and 'chmod +x nis.sh' to enable
> >>+#
> >>+# Copyright (C) 2008 Red Hat, Inc.
> >>+#
> >>+# This program is free software; you can redistribute it and/or modify
> >>+# it under the terms of the GNU General Public License as published by
> >>+# the Free Software Foundation; either version 2 of the License, or
> >>+# (at your option) any later version.
> >>+#
> >>+# This program is distributed in the hope that it will be useful,
> >>+# but WITHOUT ANY WARRANTY; without even the implied warranty of
> >>+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
> >>+# GNU General Public License for more details.
> >>+#
> >>+# You should have received a copy of the GNU General Public License
> >>+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
> >>+#
> >>+# Author(s): David Cantrell <dcantrell at redhat.com>
> >>+
> >>+CONF=/etc/yp.conf
> >
> >This should probably be substituted with @SYSCONFDIR@ so it's still
> >functional for anyone who changes ${sysconfdir}.  Just thinking out loud
> 
> thanks, Joe
> 
> I will change it

Great, thank you.

> >now, but what's the systemd equivalent here?  Do we already have one?
> >
> 
> this script is not called by initvscript or systemd,  it is called by
> dhclient once dhclient run and  gets configuration, so it is not related
> to systemd

Right, right, I wasn't thinking.  Thanks, so obviously no changes
required there, just a little tweak to support different sysconfdir
locations.

Thanks Roy.
-J.

> 
> -Roy
> 
> >That's not a barrier to accepting this patch, either way.  I'd just like
> >to see this hard-coded path be slightly less hard-coded.
> >
> >-J.
> >
> >>+SAVECONF=${SAVEDIR}/${CONF##*/}.predhclient.${interface}
> >>+
> >>+fix_context() {
> >>+    if [ -x /sbin/restorecon ]; then
> >>+        /sbin/restorecon ${1} >/dev/null 2>&1
> >>+    fi
> >>+}
> >>+
> >>+save_config_file() {
> >>+    if [ ! -d ${SAVEDIR} ]; then
> >>+        mkdir -p ${SAVEDIR}
> >>+    fi
> >>+
> >>+    if [ -e ${CONF} ]; then
> >>+        # cp+rm instead of mv: preserve SELinux context
> >>+        # rhbz#509240
> >>+        # Do not rely on restorecon.
> >>+        cp -c ${CONF} ${SAVECONF}
> >>+        rm ${CONF}
> >>+    else
> >>+        echo > ${SAVECONF}
> >>+        # Try restorecon
> >>+        fix_context ${SAVECONF}
> >>+    fi
> >>+}
> >>+
> >>+nis_config() {
> >>+    if [ ! "${PEERNIS}" = "no" ]; then
> >>+        if [ -n "${new_nis_domain}" ]; then
> >>+            domainname "${new_nis_domain}"
> >>+            save_config_file
> >>+            let contents=0
> >>+            echo '# generated by /sbin/dhclient-script' > ${CONF}
> >>+            fix_context ${CONF}
> >>+
> >>+            if [ -n "${new_nis_servers}" ]; then
> >>+                for i in ${new_nis_servers} ; do
> >>+                    echo "domain ${new_nis_domain} server ${i}" >> ${CONF}
> >>+                    let contents=contents+1
> >>+                done
> >>+            else
> >>+                echo "domain ${new_nis_domain} broadcast" >> ${CONF}
> >>+                let contents=contents+1
> >>+            fi
> >>+
> >>+            if [ ${contents} -gt 0 ]; then
> >>+                service ypbind condrestart >/dev/null 2>&1
> >>+            fi
> >>+        elif [ -n "${new_nis_servers}" ]; then
> >>+            save_config_file
> >>+            echo '# generated by /sbin/dhclient-script' > ${CONF}
> >>+            fix_context ${CONF}
> >>+            let contents=0
> >>+
> >>+            for i in ${new_nis_servers} ; do
> >>+                echo "ypserver ${i}" >> ${CONF}
> >>+                let contents=contents+1
> >>+            done
> >>+
> >>+            if [ $contents -gt 0 ]; then
> >>+                service ypbind condrestart >/dev/null 2>&1
> >>+            fi
> >>+        fi
> >>+    fi
> >>+}
> >>+
> >>+nis_restore() {
> >>+    if [ ! "${PEERNIS}" = "no" ]; then
> >>+        if [ -f ${SAVECONF} ]; then
> >>+            rm -f ${CONF}
> >>+            # cp+rm instead of mv: preserve SELinux context
> >>+            # rhbz#509240
> >>+            cp -c ${SAVECONF} ${CONF}
> >>+            rm ${SAVECONF}
> >>+            fix_context ${CONF} # Restorecon again to be sure.
> >>+            service ypbind condrestart >/dev/null 2>&1
> >>+        fi
> >>+    fi
> >>+}
> >>+
> >>+# Local Variables:
> >>+# indent-tabs-mode: nil
> >>+# sh-basic-offset: 4
> >>+# show-trailing-whitespace: t
> >>+# End:
> >>diff --git a/meta-networking/recipes-support/nis/ypbind-mt_1.38.bb b/meta-networking/recipes-support/nis/ypbind-mt_1.38.bb
> >>index d25ef5c..5391b5b 100644
> >>--- a/meta-networking/recipes-support/nis/ypbind-mt_1.38.bb
> >>+++ b/meta-networking/recipes-support/nis/ypbind-mt_1.38.bb
> >>@@ -28,6 +28,7 @@ PROVIDES += "ypbind"
> >>  SRC_URI = "http://www.linux-nis.org/download/ypbind-mt/${BP}.tar.bz2 \
> >>             file://ypbind-yocto.init \
> >>             file://ypbind.service \
> >>+           file://nis.sh \
> >>  "
> >>  SRC_URI[md5sum] = "094088c0e282fa7f3b3dd6cc51d0a4e1"
> >>  SRC_URI[sha256sum] = "1930ce19f6ccfe10400f3497b31867f71690d2bcd3f5b575199fa915559b7746"
> >>@@ -48,6 +49,9 @@ do_install_append () {
> >>
> >>      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/
> >>  }
> >>
> >>
> >>diff --git a/meta-networking/recipes-support/nis/ypbind-mt_2.2.bb b/meta-networking/recipes-support/nis/ypbind-mt_2.2.bb
> >>index 4f8bf48..6d5ab2d 100644
> >>--- a/meta-networking/recipes-support/nis/ypbind-mt_2.2.bb
> >>+++ b/meta-networking/recipes-support/nis/ypbind-mt_2.2.bb
> >>@@ -23,6 +23,7 @@ PNBLACKLIST[ypbind-mt] ?= "BROKEN: Depends on broken yp-tools"
> >>  SRC_URI = "http://www.linux-nis.org/download/ypbind-mt/${BP}.tar.bz2 \
> >>             file://ypbind-yocto.init \
> >>             file://ypbind.service \
> >>+           file://nis.sh \
> >>  "
> >>  SRC_URI[md5sum] = "54e2040d8266ae7d302d081ca310c8a8"
> >>  SRC_URI[sha256sum] = "dc2f7d97c94dcab0acfdcd115cd8b464eb8c427e4bb0fe68404ae7465f517cd3"
> >>@@ -45,6 +46,9 @@ do_install_append () {
> >>
> >>      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/
> >>  }
> >>
> >>
> >>--
> >>2.1.4
> >>
> 
-- 
-Joe MacDonald.
:wq
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