update-source.sh

   1 #!/bin/sh
   2 # Usage:
   3 # ./update-source.sh
   4 # env variables controlling behaviour
   5 #  build_package=[0|1] - build package when new version is fetched
   6 #  prep_package=[0|1] - check if package can be unpacked (implies build_package)
   7 #  publish_packages=[0|1] - publish built packages in ~/public_html/$dist/$arch
   8 #  quiet=[0|1] - discard stdout of process
   9
  10 test "$prep_package" = 0 && build_package=0
  11
  12 pkg=chromium-browser
  13 specfile=$pkg.spec
  14
  15 # work in package dir
  16 dir=$(dirname "$0")
  17 cd "$dir"
  18 dir=$(pwd)
  19
  20 # extract version components from url
  21 # exports: $version; $release; $svndate; $svnver
  22 extract_version() {
  23         set -x
  24         local url=$1 part
  25
  26         part=${url#${pkg}[_-]}
  27         if [[ $version = *~* ]]; then
  28                 # ubuntu urls
  29                 version=${part%~*}; part=${part#*${version}~}
  30         else
  31                 version=${part%.tar.xz}; part=${part#*${version}.tar.xz}
  32         fi
  33
  34         # release always 1 :)
  35         release=1
  36         if [ "$part" != "${part%%svn*}" ]; then
  37                 svndate=${part#svn*}; svndate=${svndate%%r*}
  38                 part=${part#svn${svndate}}
  39         else
  40                 svndate='%{nil}'
  41         fi
  42         svnver=${part#r}; svnver=${svnver%%.*}
  43 }
  44
  45 url2version() {
  46         local url=$1
  47
  48         echo "${url}" | sed -e "
  49                 s,$version,%{version},g
  50                 s,$release,%{release},g
  51                 s,$svndate,%{svndate},g
  52                 s,$svnver,%{svnver},g
  53         "
  54 }
  55
  56 # setup url from template
  57 version2url() {
  58         local url=$1
  59
  60         echo "${url}" | sed -e "
  61                 s,%{version},$version,g
  62                 s,%{release},$release,g
  63                 s,%{svndate},$svndate,g
  64                 s,%{svnver},$svnver,g
  65         "
  66 }
  67
  68 # abort on errors
  69 set -e
  70
  71 # setup $quiet, you may override with env it
  72 quiet=${quiet:-$(tty -s && echo 0 || echo 1)}
  73 if [ "$quiet" = "1" ]; then
  74         # we do not want output when running on cron
  75         exec 1>/dev/null
  76 fi
  77
  78 # take baseurl from .spec Source0
  79 baseurl=$(awk '/^Source0:/{print $2}' $specfile | xargs dirname)
  80
  81 if [ "$1" ]; then
  82         url=$1
  83 else
  84         if [ ! -x /usr/bin/lynx ]; then
  85                 echo >&2 "${1##*/}: need lynx to parse sources"
  86                 exit 1
  87         fi
  88         echo "Fetching latest tarball name..."
  89         urls=$(lynx -width 200 -dump $baseurl/ | awk '/[0-9]+\. .*\.tar/{print $NF}')
  90         # unescape "~" encoded by lighttpd
  91         url=$(echo "$urls" | sed -e 's,%7e,~,gi' | sort -Vr | head -n1)
  92 fi
  93
  94 if [ -z "$url" ]; then
  95         echo >&2 "URL empty..."
  96         exit 1
  97 fi
  98
  99 tarball=${url##*/}
 100 echo "tarball: $tarball..."
 101
 102
 103 if [ ! -f $tarball ]; then
 104         if [ ! -x /usr/bin/wget ]; then
 105                 echo >&2 "${1##*/}: need wget to fetch tarball"
 106                 exit 1
 107         fi
 108         wget $(test "$quiet" = "1" && echo -q) -c $url
 109 fi
 110
 111 extract_version $tarball
 112 url_tpl=$(url2version $tarball)
 113
 114 svndate=$(awk '/^%define[       ]+svndate[      ]+/{print $NF}' $specfile)
 115 svnver=$(awk '/^%define[        ]+svnver[       ]+/{print $NF}' $specfile)
 116 version=$(awk '/^Version:[      ]+/{print $NF}' $specfile)
 117 rel=$(awk '/^%define[   ]+rel[  ]+/{print $NF}' $specfile)
 118 if [ "$svndate" = "%{nil}" ]; then
 119         svndate=
 120 fi
 121
 122 newtar=$(version2url $url_tpl)
 123
 124 if [ "$newtar" = "$tarball" ]; then
 125         echo "$specfile already up to $newtar"
 126
 127         # if we don't publish result, there's nothing more to do
 128         if [ "$publish_packages" != 1 ]; then
 129                 exit 0
 130         fi
 131 else
 132         echo "Updating $specfile to $tarball"
 133         extract_version $tarball
 134
 135         sed -i -e "
 136                 s/^\(%define[ \t]\+svnver[ \t]\+\)[0-9]\+\$/\1$svnver/
 137                 s/^\(%define[ \t]\+svndate[ \t]\+\).\+\$/\1$svndate/
 138                 s/^\(%define[ \t]\+rel[ \t]\+\)[0-9]\+\$/\1$release/
 139                 s/^\(Version:[ \t]\+\)[.0-9]\+\$/\1$version/
 140         " $specfile
 141
 142         ../builder --no-init -ncs -5 $specfile
 143 fi
 144
 145 # if we don't build. we're done
 146 if [ "$prep_package" = 0 ]; then
 147         exit 0
 148 fi
 149
 150 dist=$(rpm -E %{pld_release})
 151 arch=$(rpm -E %{_host_cpu})
 152 outdir=$(readlink -f $dir)/BUILD-$dist-$arch
 153 logfile=$outdir/$pkg.log
 154 rpmdir=$outdir/RPMS
 155 rpmdest=~/public_html/chromium-browser/$dist/$arch
 156 install -d $rpmdir
 157
 158 # if already published?
 159 if [ "$publish_packages" = 1 ]; then
 160         pkg=$rpmdest/$pkg-$version-${svnver:+0.$svnver.}$release.$arch.rpm
 161         if [ -f "$pkg" ]; then
 162                 exit 0
 163         fi
 164 fi
 165
 166 command=-bp
 167 test "$build_package" = 1 && command=-bb
 168         rpmbuild $command --clean \
 169         --define "_unpackaged_files_terminate_build 1" \
 170         --define '_enable_debug_packages 0' \
 171         --define "_topdir $dir" \
 172         --define "_specdir $dir" \
 173         --define "_sourcedir $dir" \
 174         --define "_builddir $outdir" \
 175         --define "_rpmdir $rpmdir" \
 176         --without debuginfo \
 177         --with verbose \
 178         $specfile > $logfile 2>&1 || {
 179         echo >&2 "Package build failed"
 180         tail -n 1000 $logfile >&2
 181         exit 1
 182 }
 183
 184 if [ "$publish_packages" = 1 ] && [ "$(ls $rpmdir/*.rpm 2>/dev/null)" ]; then
 185         install -d $rpmdest
 186         umask 022
 187         chmod 644 $rpmdir/*.rpm
 188         mv -v $rpmdir/*.rpm $rpmdest/
 189         poldek --cachedir=$HOME/tmp --mkidx -s $rpmdest/ --mt=pndir
 190
 191         if [ -x /usr/bin/createrepo ]; then
 192                 install -d $rpmdest/repodata/cache
 193                 createrepo -q -c $rpmdest/repodata/cache $rpmdest
 194         fi
 195 fi