src/l2fwd/gen_debian_package.sh

   1 #!/bin/bash
   2 # Copyright 2015 Futurewei Inc.
   3 #
   4 # Licensed under the Apache License, Version 2.0 (the "License");
   5 # you may not use this file except in compliance with the License.
   6 # A copy of the license is included with this distribution. If you did not
   7 # recieve a copy you may obtain a copy of the License at
   8 #
   9 # http://www.apache.org/licenses/LICENSE-2.0
  10 #
  11 # Unless required by applicable law or agreed to in writing, software
  12 # distributed under the License is distributed on an "AS IS" BASIS,
  13 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  14 # See the License for the specific language governing permissions and
  15 # limitations under the License.
  16
  17 which dpkg-architecture 2>&1 1>/dev/null
  18 if [ $? -ne 0 ]; then
  19         echo "Can't locate dpkg-architecture"
  20         echo "try 'sudo apt-get install dpkg-dev"
  21         exit 1
  22 fi
  23 KERNEL_VERSION=${KERNEL_VERSION-`uname -r`}
  24 PACKAGE_NAME=l2fwd
  25 PACKAGE_ARCH=`dpkg-architecture -qDEB_BUILD_ARCH`
  26 GIT_VERSION=`git ls-remote 2>/dev/null | awk '{print $2}' | sed 's/\// /g' | sort -n -k4| awk '/[0-9]+/{print $(NF-1)"-"$NF}' | tail -n -1`
  27 PACKAGE_VERSION="1.0.$GIT_VERSION-${KERNEL_VERSION}"
  28
  29 MODULE_NAME=l2fwd
  30 PACKAGE_DEPENDS=linux-image-${KERNEL_VERSION}
  31
  32 rm -rf  ${PACKAGE_NAME}-${PACKAGE_VERSION}
  33 mkdir -p ${PACKAGE_NAME}-${PACKAGE_VERSION}/DEBIAN
  34 # put this in with pktgen
  35 mkdir -p ${PACKAGE_NAME}-${PACKAGE_VERSION}/lib/modules/${KERNEL_VERSION}/kernel/net/core/
  36 cat >>${PACKAGE_NAME}-${PACKAGE_VERSION}/DEBIAN/control <<EOF
  37 Package:  ${PACKAGE_NAME}
  38 Version: ${PACKAGE_VERSION}
  39 Section: kernel
  40 Priority: optional
  41 Architecture: ${PACKAGE_ARCH}
  42 Maintainer: eugene.snider@huawei.com
  43 Depends: ${PACKAGE_DEPENDS}
  44 Description: simple l2 fowarding driver
  45     This package provides the l2fwd driver
  46 EOF
  47 cat >>${PACKAGE_NAME}-${PACKAGE_VERSION}/DEBIAN/preinst <<EOF
  48 #!/bin/bash
  49 rmmod ${MODULE_NAME}
  50 if [ upgrade != "$1" ] || dpkg --compare-versions "$2" lt ${PACKAGE_VERSION}; then
  51     dpkg-divert --package ${PACKAGE_NAME} --add --rename \
  52         --divert  /lib/modules/${KERNEL_VERSION}/kernel/net/core/${MODULE_NAME}.ko.dist  /lib/modules/${KERNEL_VERSION}/kernel/net/core/${MODULE_NAME}.ko
  53 fi
  54 EOF
  55 chmod 555 ${PACKAGE_NAME}-${PACKAGE_VERSION}/DEBIAN/preinst
  56 cat >>${PACKAGE_NAME}-${PACKAGE_VERSION}/DEBIAN/postinst <<EOF
  57 #!/bin/bash
  58 /sbin/depmod -a `uname -r`
  59 EOF
  60 chmod 555 ${PACKAGE_NAME}-${PACKAGE_VERSION}/DEBIAN/postinst
  61 cat >>${PACKAGE_NAME}-${PACKAGE_VERSION}/DEBIAN/postrm <<EOF
  62 #!/bin/bash
  63 rmmod ${MODULE_NAME}
  64 if [ upgrade != "$1" ] || dpkg --compare-versions "$2" lt ${PACKAGE_VERSION}; then
  65     dpkg-divert --package ${PACKAGE_NAME} --remove --rename \
  66         --divert  /lib/modules/${KERNEL_VERSION}/kernel/net/core/${MODULE_NAME}.ko.dist  /lib/modules/${KERNEL_VERSION}/kernel/net/core/${MODULE_NAME}.ko
  67 fi
  68 EOF
  69 chmod 555 ${PACKAGE_NAME}-${PACKAGE_VERSION}/DEBIAN/postrm
  70 cp -p ${MODULE_NAME}.ko ${PACKAGE_NAME}-${PACKAGE_VERSION}/lib/modules/${KERNEL_VERSION}/kernel/net/core/${MODULE_NAME}.ko
  71 sudo dpkg-deb --build ${PACKAGE_NAME}-${PACKAGE_VERSION}
  72 sudo rm -rf ${PACKAGE_NAME}-${PACKAGE_VERSION}