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
  19 # extract version components from url
  20 # exports: $version; $release; $svndate; $svnver
  21 extract_version() {
  22         set -x
  23         local url=$1 part
  24
  25         part=${url#${pkg}[_-]}
  26         if [[ $version = *~* ]]; then
  27                 # ubuntu urls
  28                 version=${part%~*}; part=${part#*${version}~}
  29         else
  30                 version=${part%.tar.xz}; part=${part#*${version}.tar.xz}
  31         fi
  32
  33         # release always 1 :)
  34         release=1
  35         if [ "$part" != "${part%%svn*}" ]; then
  36                 svndate=${part#svn*}; svndate=${svndate%%r*}
  37                 part=${part#svn${svndate}}
  38         else
  39                 svndate='%{nil}'
  40         fi
  41         svnver=${part#r}; svnver=${svnver%%.*}
  42 }
  43
  44 url2version() {
  45         local url=$1
  46
  47         echo "${url}" | sed -e "
  48                 s,$version,%{version},g
  49                 s,$release,%{release},g
  50                 s,$svndate,%{svndate},g
  51                 s,$svnver,%{svnver},g
  52         "
  53 }
  54
  55 # setup url from template
  56 version2url() {
  57         local url=$1
  58
  59         echo "${url}" | sed -e "
  60                 s,%{version},$version,g
  61                 s,%{release},$release,g
  62                 s,%{svndate},$svndate,g
  63                 s,%{svnver},$svnver,g
  64         "
  65 }
  66
  67 # abort on errors
  68 set -e
  69
  70 # setup $quiet, you may override with env it
  71 quiet=${quiet:-$(tty -s && echo 0 || echo 1)}
  72 if [ "$quiet" = "1" ]; then
  73         # we do not want output when running on cron
  74         exec 1>/dev/null
  75 fi
  76
  77 test -e $specfile || cvs up $specfile
  78 # take baseurl from .spec Source0
  79 baseurl=$(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 # cvs up specfile, rename in case of conflicts
 112 cvs up $specfile || { set -x; mv -b $specfile $specfile.old && cvs up $specfile; }
 113
 114 extract_version $tarball
 115 url_tpl=$(url2version $tarball)
 116
 117 svndate=$(awk '/^%define[       ]+svndate[      ]+/{print $NF}' $specfile)
 118 svnver=$(awk '/^%define[        ]+svnver[       ]+/{print $NF}' $specfile)
 119 version=$(awk '/^Version:[      ]+/{print $NF}' $specfile)
 120 rel=$(awk '/^%define[   ]+rel[  ]+/{print $NF}' $specfile)
 121 if [ "$svndate" = "%{nil}" ]; then
 122         svndate=
 123 fi
 124
 125 newtar=$(version2url $url_tpl)
 126
 127 if [ "$newtar" = "$tarball" ]; then
 128         echo "$specfile already up to $newtar"
 129
 130         # if we don't publish result, there's nothing more to do
 131         if [ "$publish_packages" != 1 ]; then
 132                 exit 0
 133         fi
 134 else
 135         echo "Updating $specfile to $tarball"
 136         extract_version $tarball
 137
 138         sed -i -e "
 139                 s/^\(%define[ \t]\+svnver[ \t]\+\)[0-9]\+\$/\1$svnver/
 140                 s/^\(%define[ \t]\+svndate[ \t]\+\).\+\$/\1$svndate/
 141                 s/^\(%define[ \t]\+rel[ \t]\+\)[0-9]\+\$/\1$release/
 142                 s/^\(Version:[ \t]\+\)[.0-9]\+\$/\1$version/
 143         " $specfile
 144
 145         ../builder -ncs -5 $specfile
 146 fi
 147
 148 # if we don't build. we're done
 149 if [ "$prep_package" = 0 ]; then
 150         exit 0
 151 fi
 152
 153 dist=$(rpm -E %{pld_release})
 154 arch=$(rpm -E %{_host_cpu})
 155 outdir=$(readlink -f $dir)/build-$dist-$arch
 156 logfile=$outdir/$pkg.log
 157 rpmdir=$outdir/RPMS
 158 rpmdest=~/public_html/chromium-browser/$dist/$arch
 159 install -d $rpmdir
 160
 161 # if already published?
 162 if [ "$publish_packages" = 1 ]; then
 163         pkg=$rpmdest/$pkg-$version-0.$svnver.$rel.$arch.rpm
 164         if [ -f "$pkg" ]; then
 165                 exit 0
 166         fi
 167 fi
 168
 169 # setup custom logfile via $HOME_ETC hack
 170 # TODO: just add --logfile support for builder
 171 cat > $outdir/.builderrc <<-EOF
 172         if [ -n "$HOME_ETC" ]; then
 173                 . "$HOME_ETC/.builderrc"
 174         elif [ -r ~/.builderrc ]; then
 175                 . ~/.builderrc
 176         fi
 177         LOGFILE='$logfile'
 178 EOF
 179
 180 command=-bp
 181 test "$build_package" = 1 && command=-bb
 182 > $logfile
 183 HOME_ETC=$outdir \
 184         ../builder $command --clean \
 185         --define "_unpackaged_files_terminate_build 1" \
 186         --define '_enable_debug_packages 0' \
 187         --define "_builddir $outdir" \
 188         --define "_rpmdir $rpmdir" \
 189         $specfile || {
 190         echo >&2 "Package build failed"
 191         tail -n 1000 $logfile >&2
 192         exit 1
 193 }
 194
 195 if [ "$publish_packages" = 1 ] && [ "$(ls $rpmdir/*.rpm 2>/dev/null)" ]; then
 196         install -d $rpmdest
 197         umask 022
 198         chmod 644 $rpmdir/*.rpm
 199         mv -v $rpmdir/*.rpm $rpmdest/
 200         poldek --cachedir=$HOME/tmp --mkidx -s $rpmdest/ --mt=pndir
 201
 202         if [ -x /usr/bin/createrepo ]; then
 203                 install -d $rpmdest/repodata/cache
 204                 createrepo -q -c $rpmdest/repodata/cache $rpmdest
 205         fi
 206 fi