chrome/installer/linux/debian/build.sh

   1 #!/bin/bash
   2 #
   3 # Copyright (c) 2012 The Chromium Authors. All rights reserved.
   4 # Use of this source code is governed by a BSD-style license that can be
   5 # found in the LICENSE file.
   6
   7 # TODO(mmoss) This currently only works with official builds, since non-official
   8 # builds don't add the "${BUILDDIR}/installer/" files needed for packaging.
   9
  10 set -e
  11 set -o pipefail
  12 if [ "$VERBOSE" ]; then
  13   set -x
  14 fi
  15 set -u
  16
  17 # Create the Debian changelog file needed by dpkg-gencontrol. This just adds a
  18 # placeholder change, indicating it is the result of an automatic build.
  19 # TODO(mmoss) Release packages should create something meaningful for a
  20 # changelog, but simply grabbing the actual 'svn log' is way too verbose. Do we
  21 # have any type of "significant/visible changes" log that we could use for this?
  22 gen_changelog() {
  23   rm -f "${DEB_CHANGELOG}"
  24   process_template "${SCRIPTDIR}/changelog.template" "${DEB_CHANGELOG}"
  25   debchange -a --nomultimaint -m --changelog "${DEB_CHANGELOG}" \
  26     "Release Notes: ${RELEASENOTES}"
  27   GZLOG="${STAGEDIR}/usr/share/doc/${PACKAGE}-${CHANNEL}/changelog.gz"
  28   mkdir -p "$(dirname "${GZLOG}")"
  29   gzip -9 -c "${DEB_CHANGELOG}" > "${GZLOG}"
  30   chmod 644 "${GZLOG}"
  31 }
  32
  33 # Create the Debian control file needed by dpkg-deb.
  34 gen_control() {
  35   dpkg-gencontrol -v"${VERSIONFULL}" -c"${DEB_CONTROL}" -l"${DEB_CHANGELOG}" \
  36   -f"${DEB_FILES}" -p"${PACKAGE}-${CHANNEL}" -P"${STAGEDIR}" \
  37   -O > "${STAGEDIR}/DEBIAN/control"
  38   rm -f "${DEB_CONTROL}"
  39 }
  40
  41 # Setup the installation directory hierachy in the package staging area.
  42 prep_staging_debian() {
  43   prep_staging_common
  44   install -m 755 -d "${STAGEDIR}/DEBIAN" \
  45     "${STAGEDIR}/etc/cron.daily" \
  46     "${STAGEDIR}/usr/share/menu" \
  47     "${STAGEDIR}/usr/share/doc/${PACKAGE}"
  48 }
  49
  50 # Put the package contents in the staging area.
  51 stage_install_debian() {
  52   # Always use a different name for /usr/bin symlink depending on channel.
  53   # First, to avoid file collisions. Second, to make it possible to
  54   # use update-alternatives for /usr/bin/google-chrome.
  55   local USR_BIN_SYMLINK_NAME="${PACKAGE}-${CHANNEL}"
  56
  57   if [ "$CHANNEL" != "stable" ]; then
  58     # This would ideally be compiled into the app, but that's a bit too
  59     # intrusive of a change for these limited use channels, so we'll just hack
  60     # it into the wrapper script. The user can still override since it seems to
  61     # work to specify --user-data-dir multiple times on the command line, with
  62     # the last occurrence winning.
  63     local SXS_USER_DATA_DIR="\${XDG_CONFIG_HOME:-\${HOME}/.config}/${PACKAGE}-${CHANNEL}"
  64     local DEFAULT_FLAGS="--user-data-dir=\"${SXS_USER_DATA_DIR}\""
  65
  66     # Avoid file collisions between channels.
  67     local INSTALLDIR="${INSTALLDIR}-${CHANNEL}"
  68
  69     local PACKAGE="${PACKAGE}-${CHANNEL}"
  70
  71     # Make it possible to distinguish between menu entries
  72     # for different channels.
  73     local MENUNAME="${MENUNAME} (${CHANNEL})"
  74   fi
  75   prep_staging_debian
  76   stage_install_common
  77   echo "Staging Debian install files in '${STAGEDIR}'..."
  78   install -m 755 -d "${STAGEDIR}/${INSTALLDIR}/cron"
  79   process_template "${BUILDDIR}/installer/common/repo.cron" \
  80       "${STAGEDIR}/${INSTALLDIR}/cron/${PACKAGE}"
  81   chmod 755 "${STAGEDIR}/${INSTALLDIR}/cron/${PACKAGE}"
  82   pushd "${STAGEDIR}/etc/cron.daily/"
  83   ln -snf "${INSTALLDIR}/cron/${PACKAGE}" "${PACKAGE}"
  84   popd
  85   process_template "${BUILDDIR}/installer/debian/debian.menu" \
  86     "${STAGEDIR}/usr/share/menu/${PACKAGE}.menu"
  87   chmod 644 "${STAGEDIR}/usr/share/menu/${PACKAGE}.menu"
  88   process_template "${BUILDDIR}/installer/debian/postinst" \
  89     "${STAGEDIR}/DEBIAN/postinst"
  90   chmod 755 "${STAGEDIR}/DEBIAN/postinst"
  91   process_template "${BUILDDIR}/installer/debian/prerm" \
  92     "${STAGEDIR}/DEBIAN/prerm"
  93   chmod 755 "${STAGEDIR}/DEBIAN/prerm"
  94   process_template "${BUILDDIR}/installer/debian/postrm" \
  95     "${STAGEDIR}/DEBIAN/postrm"
  96   chmod 755 "${STAGEDIR}/DEBIAN/postrm"
  97 }
  98
  99 # Actually generate the package file.
 100 do_package() {
 101   echo "Packaging ${ARCHITECTURE}..."
 102   PREDEPENDS="$COMMON_PREDEPS"
 103   DEPENDS="${COMMON_DEPS}"
 104   REPLACES=""
 105   CONFLICTS=""
 106   PROVIDES="www-browser"
 107   gen_changelog
 108   process_template "${SCRIPTDIR}/control.template" "${DEB_CONTROL}"
 109   export DEB_HOST_ARCH="${ARCHITECTURE}"
 110   if [ -f "${DEB_CONTROL}" ]; then
 111     gen_control
 112   fi
 113   fakeroot dpkg-deb -Zxz -z9 -b "${STAGEDIR}" .
 114 }
 115
 116 # Remove temporary files and unwanted packaging output.
 117 cleanup() {
 118   echo "Cleaning..."
 119   rm -rf "${STAGEDIR}"
 120   rm -rf "${TMPFILEDIR}"
 121 }
 122
 123 usage() {
 124   echo "usage: $(basename $0) [-c channel] [-a target_arch] [-o 'dir'] "
 125   echo "                      [-b 'dir'] -d branding"
 126   echo "-c channel the package channel (trunk, asan, unstable, beta, stable)"
 127   echo "-a arch    package architecture (ia32 or x64)"
 128   echo "-o dir     package output directory [${OUTPUTDIR}]"
 129   echo "-b dir     build input directory    [${BUILDDIR}]"
 130   echo "-d brand   either chromium or google_chrome"
 131   echo "-h         this help message"
 132 }
 133
 134 # Check that the channel name is one of the allowable ones.
 135 verify_channel() {
 136   case $CHANNEL in
 137     stable )
 138       CHANNEL=stable
 139       RELEASENOTES="http://googlechromereleases.blogspot.com/search/label/Stable%20updates"
 140       ;;
 141     unstable|dev|alpha )
 142       CHANNEL=unstable
 143       RELEASENOTES="http://googlechromereleases.blogspot.com/search/label/Dev%20updates"
 144       ;;
 145     testing|beta )
 146       CHANNEL=beta
 147       RELEASENOTES="http://googlechromereleases.blogspot.com/search/label/Beta%20updates"
 148       ;;
 149     trunk|asan )
 150       # Setting this to empty will prevent it from updating any existing configs
 151       # from release packages.
 152       REPOCONFIG=""
 153       RELEASENOTES="http://googlechromereleases.blogspot.com/"
 154       ;;
 155     * )
 156       echo
 157       echo "ERROR: '$CHANNEL' is not a valid channel type."
 158       echo
 159       exit 1
 160       ;;
 161   esac
 162 }
 163
 164 process_opts() {
 165   while getopts ":o:b:c:a:d:h" OPTNAME
 166   do
 167     case $OPTNAME in
 168       o )
 169         OUTPUTDIR=$(readlink -f "${OPTARG}")
 170         mkdir -p "${OUTPUTDIR}"
 171         ;;
 172       b )
 173         BUILDDIR=$(readlink -f "${OPTARG}")
 174         ;;
 175       c )
 176         CHANNEL="$OPTARG"
 177         ;;
 178       a )
 179         TARGETARCH="$OPTARG"
 180         ;;
 181       d )
 182         BRANDING="$OPTARG"
 183         ;;
 184       h )
 185         usage
 186         exit 0
 187         ;;
 188       \: )
 189         echo "'-$OPTARG' needs an argument."
 190         usage
 191         exit 1
 192         ;;
 193       * )
 194         echo "invalid command-line option: $OPTARG"
 195         usage
 196         exit 1
 197         ;;
 198     esac
 199   done
 200 }
 201
 202 #=========
 203 # MAIN
 204 #=========
 205
 206 SCRIPTDIR=$(readlink -f "$(dirname "$0")")
 207 OUTPUTDIR="${PWD}"
 208 STAGEDIR=$(mktemp -d -t deb.build.XXXXXX) || exit 1
 209 TMPFILEDIR=$(mktemp -d -t deb.tmp.XXXXXX) || exit 1
 210 DEB_CHANGELOG="${TMPFILEDIR}/changelog"
 211 DEB_FILES="${TMPFILEDIR}/files"
 212 DEB_CONTROL="${TMPFILEDIR}/control"
 213 CHANNEL="trunk"
 214 # Default target architecture to same as build host.
 215 if [ "$(uname -m)" = "x86_64" ]; then
 216   TARGETARCH="x64"
 217 else
 218   TARGETARCH="ia32"
 219 fi
 220
 221 # call cleanup() on exit
 222 trap cleanup 0
 223 process_opts "$@"
 224 BUILDDIR=${BUILDDIR:=$(readlink -f "${SCRIPTDIR}/../../../../out/Release")}
 225
 226 source ${BUILDDIR}/installer/common/installer.include
 227
 228 get_version_info
 229 VERSIONFULL="${VERSION}-${PACKAGE_RELEASE}"
 230
 231 if [ "$BRANDING" = "google_chrome" ]; then
 232   source "${BUILDDIR}/installer/common/google-chrome.info"
 233 else
 234   source "${BUILDDIR}/installer/common/chromium-browser.info"
 235 fi
 236 eval $(sed -e "s/^\([^=]\+\)=\(.*\)$/export \1='\2'/" \
 237   "${BUILDDIR}/installer/theme/BRANDING")
 238
 239 REPOCONFIG="deb http://dl.google.com/linux/chrome/deb/ stable main"
 240 SSLREPOCONFIG="deb https://dl.google.com/linux/chrome/deb/ stable main"
 241 verify_channel
 242
 243 # Some Debian packaging tools want these set.
 244 export DEBFULLNAME="${MAINTNAME}"
 245 export DEBEMAIL="${MAINTMAIL}"
 246
 247 # We'd like to eliminate more of these deps by relying on the 'lsb' package, but
 248 # that brings in tons of unnecessary stuff, like an mta and rpm. Until that full
 249 # 'lsb' package is installed by default on DEB distros, we'll have to stick with
 250 # the LSB sub-packages, to avoid pulling in all that stuff that's not installed
 251 # by default.
 252
 253 # Need a dummy debian/control file for dpkg-shlibdeps.
 254 DUMMY_STAGING_DIR="${TMPFILEDIR}/dummy_staging"
 255 mkdir "$DUMMY_STAGING_DIR"
 256 cd "$DUMMY_STAGING_DIR"
 257 mkdir debian
 258 touch debian/control
 259
 260 # Generate the dependencies,
 261 # TODO(mmoss): This is a workaround for a problem where dpkg-shlibdeps was
 262 # resolving deps using some of our build output shlibs (i.e.
 263 # out/Release/lib.target/libfreetype.so.6), and was then failing with:
 264 #   dpkg-shlibdeps: error: no dependency information found for ...
 265 # It's not clear if we ever want to look in LD_LIBRARY_PATH to resolve deps,
 266 # but it seems that we don't currently, so this is the most expediant fix.
 267 SAVE_LDLP=${LD_LIBRARY_PATH:-}
 268 unset LD_LIBRARY_PATH
 269 DPKG_SHLIB_DEPS=$(dpkg-shlibdeps -O "$BUILDDIR/chrome" | \
 270   sed 's/^shlibs:Depends=//')
 271 if [ -n "$SAVE_LDLP" ]; then
 272   LD_LIBRARY_PATH=$SAVE_LDLP
 273 fi
 274
 275 # Format it nicely and save it for comparison.
 276 # The grep -v is for a duplicate libc6 dep caused by Lucid glibc silliness.
 277 echo "$DPKG_SHLIB_DEPS" | sed 's/, /\n/g' | \
 278   grep -v '^libc6 (>= 2.3.6-6~)$' > actual
 279
 280 # Compare the expected dependency list to the generate list.
 281 BAD_DIFF=0
 282 diff "$SCRIPTDIR/expected_deps_$TARGETARCH" actual || BAD_DIFF=1
 283 if [ $BAD_DIFF -ne 0 ] && [ -z "${IGNORE_DEPS_CHANGES:-}" ]; then
 284   echo
 285   echo "ERROR: Shared library dependencies changed!"
 286   echo "If this is intentional, please update:"
 287   echo "chrome/installer/linux/debian/expected_deps_ia32"
 288   echo "chrome/installer/linux/debian/expected_deps_x64"
 289   echo
 290   exit $BAD_DIFF
 291 fi
 292 rm -rf "$DUMMY_STAGING_DIR"
 293
 294 # Additional dependencies not in the dpkg-shlibdeps output.
 295 # - Pull a more recent version of NSS than required by runtime linking, for
 296 #   security and stability updates in NSS.
 297 ADDITION_DEPS="ca-certificates, fonts-liberation, libappindicator1, libcurl3, \
 298   libnss3 (>= 3.14.3), lsb-base (>=3.2), xdg-utils (>= 1.0.2), wget"
 299
 300 # Fix-up libnspr dependency due to renaming in Ubuntu (the old package still
 301 # exists, but it was moved to "universe" repository, which isn't installed by
 302 # default).
 303 DPKG_SHLIB_DEPS=$(sed \
 304     's/\(libnspr4-0d ([^)]*)\), /\1 | libnspr4 (>= 4.9.5-0ubuntu0), /g' \
 305     <<< $DPKG_SHLIB_DEPS)
 306
 307 COMMON_DEPS="${DPKG_SHLIB_DEPS}, ${ADDITION_DEPS}"
 308 COMMON_PREDEPS="dpkg (>= 1.14.0)"
 309
 310
 311 # Make everything happen in the OUTPUTDIR.
 312 cd "${OUTPUTDIR}"
 313
 314 case "$TARGETARCH" in
 315   ia32 )
 316     export ARCHITECTURE="i386"
 317     stage_install_debian
 318     ;;
 319   x64 )
 320     export ARCHITECTURE="amd64"
 321     stage_install_debian
 322     ;;
 323   * )
 324     echo
 325     echo "ERROR: Don't know how to build DEBs for '$TARGETARCH'."
 326     echo
 327     exit 1
 328     ;;
 329 esac
 330
 331 do_package