misc/tools/conflict-watch.sh

   1 #!/bin/sh
   2
   3 set -e
   4
   5 action=$1
   6 outdir=$2
   7 repodir=$3
   8
   9 branches()
  10 {
  11         git for-each-ref 'refs/remotes' | grep -vE '    refs/remotes/([^/]*/HEAD|.*/archived/.*)$'
  12 }
  13
  14 escape_html()
  15 {
  16         sed -e 's/&/\&amp;/g; s/</&lt;/g; s/>/&gt;/g'
  17 }
  18
  19 to_rss()
  20 {
  21         outdir=$1
  22         name=$2
  23         masterhash=$3
  24         masterbranch=$4
  25         hash=$5
  26         branch=$6
  27         repo=$7
  28
  29         filename=`echo -n "$name" | tr -c 'A-Za-z0-9' '_'`.rss
  30         outfilename="$outdir/$filename"
  31         masterbranch=`echo -n "$masterbranch" | escape_html`
  32         branch=`echo -n "$branch" | escape_html`
  33         repo=`echo -n "$repo" | escape_html`
  34         if [ -n "$repo" ]; then
  35                 repotxt=" in $repo"
  36         else
  37                 repotxt=
  38         fi
  39
  40         if ! [ -f "$outfilename" ]; then
  41                 datetime=`date --rfc-2822`
  42                 cat >"$outfilename" <<EOF
  43 <?xml version="1.0" encoding="UTF-8" ?>
  44 <rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom">
  45 <channel>
  46         <title>XonCW: $name</title>
  47         <link>http://git.xonotic.org/</link>
  48         <description>Xonotic Conflict Watch for branches by $name</description>
  49         <ttl>10800</ttl>
  50         <atom:link href="http://nl.git.xonotic.org/xoncw/$filename" rel="self" type="application/rss+xml" />
  51         <lastBuildDate>$datetime</lastBuildDate>
  52 EOF
  53         fi
  54         cat >>"$outfilename" <<EOF
  55         <item>
  56                 <title>$branch$repotxt</title>
  57                 <link>http://git.xonotic.org/?p=$repo;a=shortlog;h=refs/heads/$branch</link>
  58                 <guid isPermaLink="false">http://nl.git.xonotic.org/xoncw/$filename#$hash</guid>
  59                 <description><![CDATA[
  60                 Conflicts of $branch at $hash against $masterbranch at $masterhash:
  61 EOF
  62
  63         echo -n "<pre>" >>"$outfilename"
  64         escape_html >>"$outfilename"
  65         echo "</pre>" >>"$outfilename"
  66
  67         cat >>"$outfilename" <<EOF
  68                 ]]></description>
  69         </item>
  70 EOF
  71 }
  72
  73 clear_rss()
  74 {
  75         datetime=`date --rfc-2822`
  76         sed -i -e '/<lastBuildDate>/,$d' "$1"
  77         cat <<EOF >>"$1"
  78         <lastBuildDate>$datetime</lastBuildDate>
  79 EOF
  80 }
  81
  82 finish_rss()
  83 {
  84         cat <<EOF >>"$1"
  85 </channel>
  86 </rss>
  87 EOF
  88 }
  89
  90 if [ -z "$outdir" ]; then
  91         set --
  92 fi
  93
  94 repo=$(
  95         (
  96                 if [ -n "$repodir" ]; then
  97                         cd "$repodir"
  98                 fi
  99                 git config remote.origin.url | cut -d / -f 4-
 100         )
 101 )
 102
 103 case "$action" in
 104         --init)
 105                 mkdir -p "$outdir"
 106                 for f in "$outdir"/*; do
 107                         [ -f "$f" ] || continue
 108                         clear_rss "$f"
 109                 done
 110                 ;;
 111         --finish)
 112                 for f in "$outdir"/*; do
 113                         [ -f "$f" ] || continue
 114                         finish_rss "$f"
 115                 done
 116                 ;;
 117         --add)
 118                 masterhash=$(
 119                         (
 120                                 if [ -n "$repodir" ]; then
 121                                         cd "$repodir"
 122                                 fi
 123                                 git rev-parse HEAD
 124                         )
 125                 )
 126                 masterbranch=$(
 127                         (
 128                                 if [ -n "$repodir" ]; then
 129                                         cd "$repodir"
 130                                 fi
 131                                 git symbolic-ref HEAD
 132                         )
 133                 )
 134                 masterbranch=${masterbranch#refs/heads/}
 135                 (
 136                         if [ -n "$repodir" ]; then
 137                                 cd "$repodir"
 138                         fi
 139                         branches
 140                 ) | while read -r HASH TYPE REFNAME; do
 141                         echo >&2 -n "$repo $REFNAME..."
 142                         case "$repo:$REFNAME" in
 143                                 xonotic/netradiant.git:refs/remotes/origin/divVerent/zeroradiant) continue ;;
 144                                 xonotic/netradiant.git:refs/remotes/origin/divVerent/zeroradiant-original) continue ;;
 145                                 xonotic/netradiant.git:refs/remotes/origin/divVerent/zeroradiant-split-up-the-q3map2-commit) continue ;;
 146                                 xonotic/netradiant.git:refs/remotes/origin/divVerent/zeroradiant-split-up-the-q3map2-commit-goal) continue ;;
 147                                 xonotic/fteqcc.git:refs/remotes/origin/wip) continue ;;
 148                                 xonotic/darkplaces:refs/remotes/origin/master) continue ;;
 149                         esac
 150                         out=$(
 151                                 (
 152                                         if [ -n "$repodir" ]; then
 153                                                 cd "$repodir"
 154                                         fi
 155                                         git reset --hard "$masterhash" >/dev/null 2>&1
 156                                         if out=`git merge --no-commit -- "$REFNAME" 2>&1`; then
 157                                                 good=true
 158                                         else
 159                                                 good=false
 160                                                 echo "$out"
 161                                         fi
 162                                         git reset --hard "$masterhash" >/dev/null 2>&1
 163                                 )
 164                         )
 165                         if [ -n "$out" ]; then
 166                                 b=${REFNAME#refs/remotes/[!/]*/}
 167                                 case "$b" in
 168                                         */*)
 169                                                 n=${b%%/*}
 170                                                 ;;
 171                                         *)
 172                                                 n=divVerent
 173                                                 ;;
 174                                 esac
 175                                 echo "$out" | to_rss "$outdir" "$n" "$masterhash" "$masterbranch" "$HASH" "$b" "$repo"
 176                                 echo >&2 " CONFLICT"
 177                         else
 178                                 echo >&2 " ok"
 179                         fi
 180                 done
 181                 ;;
 182         *)
 183                 echo "Usage: $0 --init OUTDIR"
 184                 echo "       $0 --add OUTDIR [REPODIR]"
 185                 echo "       $0 --finish OUTDIR"
 186                 exit 1
 187                 ;;
 188 esac