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 "${BUILDDIR}/installer/" files needed for packaging.
9
10set -e
11if [ "$VERBOSE" ]; then
12  set -x
13fi
14set -u
15
16gen_spec() {
17  rm -f "${SPEC}"
18  # Trunk packages need to install to a custom path so they don't conflict with
19  # release channel packages.
20  local PACKAGE_FILENAME="${PACKAGE}"
21  if [ "$CHANNEL" != "stable" ]; then
22    local INSTALLDIR="${INSTALLDIR}-${CHANNEL}"
23    PACKAGE_FILENAME="${PACKAGE}-${CHANNEL}"
24    local MENUNAME="${MENUNAME} (${CHANNEL})"
25  fi
26  process_template "${SCRIPTDIR}/chrome.spec.template" "${SPEC}"
27}
28
29# Setup the installation directory hierachy in the package staging area.
30prep_staging_rpm() {
31  prep_staging_common
32  install -m 755 -d "${STAGEDIR}/etc/cron.daily"
33}
34
35# Put the package contents in the staging area.
36stage_install_rpm() {
37  # TODO(phajdan.jr): Deduplicate this and debian/build.sh .
38  # For now duplication is going to help us avoid merge conflicts
39  # as changes are frequently merged to older branches related to SxS effort.
40  if [ "$CHANNEL" != "stable" ]; then
41    # This would ideally be compiled into the app, but that's a bit too
42    # intrusive of a change for these limited use channels, so we'll just hack
43    # it into the wrapper script. The user can still override since it seems to
44    # work to specify --user-data-dir multiple times on the command line, with
45    # the last occurrence winning.
46    local SXS_USER_DATA_DIR="\${XDG_CONFIG_HOME:-\${HOME}/.config}/${PACKAGE}-${CHANNEL}"
47    local DEFAULT_FLAGS="--user-data-dir=\"${SXS_USER_DATA_DIR}\""
48
49    # Avoid file collisions between channels.
50    local PACKAGE="${PACKAGE}-${CHANNEL}"
51    local INSTALLDIR="${INSTALLDIR}-${CHANNEL}"
52
53    # Make it possible to distinguish between menu entries
54    # for different channels.
55    local MENUNAME="${MENUNAME} (${CHANNEL})"
56  fi
57  prep_staging_rpm
58  stage_install_common
59  echo "Staging RPM install files in '${STAGEDIR}'..."
60  process_template "${BUILDDIR}/installer/common/rpmrepo.cron" \
61    "${STAGEDIR}/etc/cron.daily/${PACKAGE}"
62  chmod 755 "${STAGEDIR}/etc/cron.daily/${PACKAGE}"
63}
64
65# Actually generate the package file.
66do_package() {
67  echo "Packaging ${ARCHITECTURE}..."
68  PROVIDES="${PACKAGE}"
69  local REPS="$REPLACES"
70  REPLACES=""
71  for rep in $REPS; do
72    if [ -z "$REPLACES" ]; then
73      REPLACES="$PACKAGE-$rep"
74    else
75      REPLACES="$REPLACES $PACKAGE-$rep"
76    fi
77  done
78
79  # The symbols in libX11.so are not versioned, so when a newer version has new
80  # symbols like _XGetRequest, RPM's find-requires tool does not detect it, and
81  # there is no way to specify a libX11.so version number to prevent
82  # installation on affected distros like OpenSUSE 12.1 and Fedora 16.
83  # Thus there has to be distro-specific conflict here.
84  # TODO(thestig) Remove these in the future when other requirements prevent
85  # installation on affected distros.
86  ADDITIONAL_CONFLICTS="xorg-x11-libX11 < 7.6_1 libX11 < 1.4.99"
87  REPLACES="$REPLACES $ADDITIONAL_CONFLICTS"
88
89  # If we specify a dependecy of foo.so below, we would depend on both the
90  # 32 and 64-bit versions on a 64-bit machine. The current version of RPM
91  # we use is too old and doesn't provide %{_isa}, so we do this manually.
92  if [ "$ARCHITECTURE" = "x86_64" ] ; then
93    local EMPTY_VERSION="()"
94    local PKG_ARCH="(64bit)"
95  elif [ "$ARCHITECTURE" = "i386" ] ; then
96    local EMPTY_VERSION=""
97    local PKG_ARCH=""
98  fi
99
100  # Use find-requires script to make sure the dependencies are complete
101  # (especially libc and libstdc++ versions).
102  # - Filter out udev to avoid libudev.so.0 vs. libudev.so.1 mismatches.
103  DETECTED_DEPENDS="$(echo "${BUILDDIR}/chrome" | /usr/lib/rpm/find-requires |
104      grep -v udev)"
105
106  # Compare the expected dependency list to the generated list.
107  BAD_DIFF=0
108  diff "$SCRIPTDIR/expected_deps_$ARCHITECTURE" \
109      <(echo "${DETECTED_DEPENDS}") || BAD_DIFF=1
110  if [ $BAD_DIFF -ne 0 ] && [ -z "${IGNORE_DEPS_CHANGES:-}" ]; then
111    echo
112    echo "ERROR: Shared library dependencies changed!"
113    echo "If this is intentional, please update:"
114    echo "chrome/installer/linux/rpm/expected_deps_i386"
115    echo "chrome/installer/linux/rpm/expected_deps_x86_64"
116    echo
117    exit $BAD_DIFF
118  fi
119
120  # libgdk_pixbuf is added in LSB 3.2 and no longer explicitly required.
121  # libcairo, libpangocairo, libasound are in LSB 4. and no longer explicitly
122  # required.
123  # xdg-utils is still optional in LSB 4.0.
124  # nss (bundled) is optional in LSB 4.0.
125  #
126  # We want to depend on the system SSL certs so wget can upload crash reports
127  # securely, but there's no common capability between the distros. Bugs filed:
128  # https://qa.mandriva.com/show_bug.cgi?id=55714
129  # https://bugzilla.redhat.com/show_bug.cgi?id=538158
130  # https://bugzilla.novell.com/show_bug.cgi?id=556248
131  DEPENDS="lsb >= 4.0, \
132  libcurl.so.4${EMPTY_VERSION}${PKG_ARCH}, \
133  libnss3.so(NSS_3.14.3)${PKG_ARCH}, \
134  wget, \
135  xdg-utils, \
136  zlib, \
137  $(echo "${DETECTED_DEPENDS}" | tr '\n' ',')"
138  gen_spec
139
140  # Create temporary rpmbuild dirs.
141  RPMBUILD_DIR=$(mktemp -d -t rpmbuild.XXXXXX) || exit 1
142  mkdir -p "$RPMBUILD_DIR/BUILD"
143  mkdir -p "$RPMBUILD_DIR/RPMS"
144
145  # '__os_install_post ${nil}' disables a bunch of automatic post-processing
146  # (brp-compress, etc.), which by default appears to only be enabled on 32-bit,
147  # and which doesn't gain us anything since we already explicitly do all the
148  # compression, symbol stripping, etc. that we want.
149  fakeroot rpmbuild -bb --target="$ARCHITECTURE" --rmspec \
150    --define "_topdir $RPMBUILD_DIR" \
151    --define "_binary_payload w9.bzdio" \
152    --define "__os_install_post  %{nil}" \
153    "${SPEC}"
154  PKGNAME="${PACKAGE}-${CHANNEL}-${VERSION}-${PACKAGE_RELEASE}"
155  mv "$RPMBUILD_DIR/RPMS/$ARCHITECTURE/${PKGNAME}.${ARCHITECTURE}.rpm" \
156     "${OUTPUTDIR}"
157  # Make sure the package is world-readable, otherwise it causes problems when
158  # copied to share drive.
159  chmod a+r "${OUTPUTDIR}/${PKGNAME}.$ARCHITECTURE.rpm"
160  rm -rf "$RPMBUILD_DIR"
161}
162
163# Remove temporary files and unwanted packaging output.
164cleanup() {
165  rm -rf "${STAGEDIR}"
166  rm -rf "${TMPFILEDIR}"
167}
168
169usage() {
170  echo "usage: $(basename $0) [-c channel] [-a target_arch] [-o 'dir']"
171  echo "                      [-b 'dir']"
172  echo "-c channel the package channel (trunk, asan, unstable, beta, stable)"
173  echo "-a arch    package architecture (ia32 or x64)"
174  echo "-o dir     package output directory [${OUTPUTDIR}]"
175  echo "-b dir     build input directory    [${BUILDDIR}]"
176  echo "-h         this help message"
177}
178
179# Check that the channel name is one of the allowable ones.
180verify_channel() {
181  case $CHANNEL in
182    stable )
183      CHANNEL=stable
184      # TODO(phajdan.jr): Remove REPLACES completely.
185      REPLACES="dummy"
186      ;;
187    unstable|dev|alpha )
188      CHANNEL=unstable
189      # TODO(phajdan.jr): Remove REPLACES completely.
190      REPLACES="dummy"
191      ;;
192    testing|beta )
193      CHANNEL=beta
194      # TODO(phajdan.jr): Remove REPLACES completely.
195      REPLACES="dummy"
196      ;;
197    trunk|asan )
198      # This is a special package, mostly for development testing, so don't make
199      # it replace any installed release packages.
200      # TODO(phajdan.jr): Remove REPLACES completely.
201      REPLACES="dummy"
202      # Setting this to empty will prevent it from updating any existing configs
203      # from release packages.
204      REPOCONFIG=""
205      ;;
206    * )
207      echo
208      echo "ERROR: '$CHANNEL' is not a valid channel type."
209      echo
210      exit 1
211      ;;
212  esac
213}
214
215process_opts() {
216  while getopts ":o:b:c:a:h" OPTNAME
217  do
218    case $OPTNAME in
219      o )
220        OUTPUTDIR=$(readlink -f "${OPTARG}")
221        mkdir -p "${OUTPUTDIR}"
222        ;;
223      b )
224        BUILDDIR=$(readlink -f "${OPTARG}")
225        ;;
226      c )
227        CHANNEL="$OPTARG"
228        verify_channel
229        ;;
230      a )
231        TARGETARCH="$OPTARG"
232        ;;
233      h )
234        usage
235        exit 0
236        ;;
237      \: )
238        echo "'-$OPTARG' needs an argument."
239        usage
240        exit 1
241        ;;
242      * )
243        echo "invalid command-line option: $OPTARG"
244        usage
245        exit 1
246        ;;
247    esac
248  done
249}
250
251#=========
252# MAIN
253#=========
254
255SCRIPTDIR=$(readlink -f "$(dirname "$0")")
256OUTPUTDIR="${PWD}"
257STAGEDIR=$(mktemp -d -t rpm.build.XXXXXX) || exit 1
258TMPFILEDIR=$(mktemp -d -t rpm.tmp.XXXXXX) || exit 1
259CHANNEL="trunk"
260# Default target architecture to same as build host.
261if [ "$(uname -m)" = "x86_64" ]; then
262  TARGETARCH="x64"
263else
264  TARGETARCH="ia32"
265fi
266SPEC="${TMPFILEDIR}/chrome.spec"
267
268# call cleanup() on exit
269trap cleanup 0
270process_opts "$@"
271BUILDDIR=${BUILDDIR:=$(readlink -f "${SCRIPTDIR}/../../../../out/Release")}
272
273source ${BUILDDIR}/installer/common/installer.include
274
275get_version_info
276
277if [ "$CHROMIUM_BUILD" = "_google_chrome" ]; then
278  source "${BUILDDIR}/installer/common/google-chrome.info"
279else
280  source "${BUILDDIR}/installer/common/chromium-browser.info"
281fi
282eval $(sed -e "s/^\([^=]\+\)=\(.*\)$/export \1='\2'/" \
283  "${BUILDDIR}/installer/theme/BRANDING")
284
285REPOCONFIG="http://dl.google.com/linux/${PACKAGE#google-}/rpm/stable"
286verify_channel
287export USR_BIN_SYMLINK_NAME="${PACKAGE}-${CHANNEL}"
288
289# Make everything happen in the OUTPUTDIR.
290cd "${OUTPUTDIR}"
291
292case "$TARGETARCH" in
293  ia32 )
294    export ARCHITECTURE="i386"
295    stage_install_rpm
296    ;;
297  x64 )
298    export ARCHITECTURE="x86_64"
299    stage_install_rpm
300    ;;
301  * )
302    echo
303    echo "ERROR: Don't know how to build RPMs for '$TARGETARCH'."
304    echo
305    exit 1
306    ;;
307esac
308
309do_package
310