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 # take baseurl from .spec Source0
  78 baseurl=$(awk '/^Source0:/{print $2}' $specfile | xargs dirname)
  79
  80 if [ "$1" ]; then
  81         url=$1
  82 else
  83         if [ ! -x /usr/bin/lynx ]; then
  84                 echo >&2 "${1##*/}: need lynx to parse sources"
  85                 exit 1
  86         fi
  87         echo "Fetching latest tarball name..."
  88         urls=$(lynx -width 200 -dump $baseurl/ | awk '/[0-9]+\. .*\.tar/{print $NF}')
  89         # unescape "~" encoded by lighttpd
  90         url=$(echo "$urls" | sed -e 's,%7e,~,gi' | sort -Vr | head -n1)
  91 fi
  92
  93 if [ -z "$url" ]; then
  94         echo >&2 "URL empty..."
  95         exit 1
  96 fi
  97
  98 tarball=${url##*/}
  99 echo "tarball: $tarball..."
 100
 101
 102 if [ ! -f $tarball ]; then
 103         if [ ! -x /usr/bin/wget ]; then
 104                 echo >&2 "${1##*/}: need wget to fetch tarball"
 105                 exit 1
 106         fi
 107         wget $(test "$quiet" = "1" && echo -q) -c $url
 108 fi
 109
 110 extract_version $tarball
 111 url_tpl=$(url2version $tarball)
 112
 113 svndate=$(awk '/^%define[       ]+svndate[      ]+/{print $NF}' $specfile)
 114 svnver=$(awk '/^%define[        ]+svnver[       ]+/{print $NF}' $specfile)
 115 version=$(awk '/^Version:[      ]+/{print $NF}' $specfile)
 116 rel=$(awk '/^%define[   ]+rel[  ]+/{print $NF}' $specfile)
 117 if [ "$svndate" = "%{nil}" ]; then
 118         svndate=
 119 fi
 120
 121 newtar=$(version2url $url_tpl)
 122
 123 if [ "$newtar" = "$tarball" ]; then
 124         echo "$specfile already up to $newtar"
 125
 126         # if we don't publish result, there's nothing more to do
 127         if [ "$publish_packages" != 1 ]; then
 128                 exit 0
 129         fi
 130 else
 131         echo "Updating $specfile to $tarball"
 132         extract_version $tarball
 133
 134         sed -i -e "
 135                 s/^\(%define[ \t]\+svnver[ \t]\+\)[0-9]\+\$/\1$svnver/
 136                 s/^\(%define[ \t]\+svndate[ \t]\+\).\+\$/\1$svndate/
 137                 s/^\(%define[ \t]\+rel[ \t]\+\)[0-9]\+\$/\1$release/
 138                 s/^\(Version:[ \t]\+\)[.0-9]\+\$/\1$version/
 139         " $specfile
 140
 141         ../builder -ncs -5 $specfile
 142 fi
 143
 144 # if we don't build. we're done
 145 if [ "$prep_package" = 0 ]; then
 146         exit 0
 147 fi
 148
 149 dist=$(rpm -E %{pld_release})
 150 arch=$(rpm -E %{_host_cpu})
 151 outdir=$(readlink -f $dir)/build-$dist-$arch
 152 logfile=$outdir/$pkg.log
 153 rpmdir=$outdir/RPMS
 154 rpmdest=~/public_html/chromium-browser/$dist/$arch
 155 install -d $rpmdir
 156
 157 # if already published?
 158 if [ "$publish_packages" = 1 ]; then
 159         pkg=$rpmdest/$pkg-$version-${svnver:+0.$svnver.}$release.$arch.rpm
 160         if [ -f "$pkg" ]; then
 161                 exit 0
 162         fi
 163 fi
 164
 165 # setup custom logfile via $HOME_ETC hack
 166 # TODO: just add --logfile support for builder
 167 cat > $outdir/.builderrc <<-EOF
 168         if [ -n "$HOME_ETC" ]; then
 169                 . "$HOME_ETC/.builderrc"
 170         elif [ -r ~/.builderrc ]; then
 171                 . ~/.builderrc
 172         fi
 173         LOGFILE='$logfile'
 174 EOF
 175
 176 command=-bp
 177 test "$build_package" = 1 && command=-bb
 178 > $logfile
 179 HOME_ETC=$outdir \
 180         ../builder $command --clean \
 181         --define "_unpackaged_files_terminate_build 1" \
 182         --define '_enable_debug_packages 0' \
 183         --define "_builddir $outdir" \
 184         --define "_rpmdir $rpmdir" \
 185         $specfile || {
 186         echo >&2 "Package build failed"
 187         tail -n 1000 $logfile >&2
 188         exit 1
 189 }
 190
 191 if [ "$publish_packages" = 1 ] && [ "$(ls $rpmdir/*.rpm 2>/dev/null)" ]; then
 192         install -d $rpmdest
 193         umask 022
 194         chmod 644 $rpmdir/*.rpm
 195         mv -v $rpmdir/*.rpm $rpmdest/
 196         poldek --cachedir=$HOME/tmp --mkidx -s $rpmdest/ --mt=pndir
 197
 198         if [ -x /usr/bin/createrepo ]; then
 199                 install -d $rpmdest/repodata/cache
 200                 createrepo -q -c $rpmdest/repodata/cache $rpmdest
 201         fi
 202 fi