git-ls-remote.sh

   1 #!/bin/sh
   2 #
   3
   4 usage () {
   5     echo >&2 "usage: $0 [--heads] [--tags] [-u|--upload-pack <upload-pack>]"
   6     echo >&2 "          <repository> <refs>..."
   7     exit 1;
   8 }
   9
  10 die () {
  11     echo >&2 "$*"
  12     exit 1
  13 }
  14
  15 exec=
  16 while case "$#" in 0) break;; esac
  17 do
  18   case "$1" in
  19   -h|--h|--he|--hea|--head|--heads)
  20   heads=heads; shift ;;
  21   -t|--t|--ta|--tag|--tags)
  22   tags=tags; shift ;;
  23   -u|--u|--up|--upl|--uploa|--upload|--upload-|--upload-p|--upload-pa|\
  24   --upload-pac|--upload-pack)
  25         shift
  26         exec="--exec=$1"
  27         shift;;
  28   --)
  29   shift; break ;;
  30   -*)
  31   usage ;;
  32   *)
  33   break ;;
  34   esac
  35 done
  36
  37 case "$#" in 0) usage ;; esac
  38
  39 case ",$heads,$tags," in
  40 ,,,) heads=heads tags=tags other=other ;;
  41 esac
  42
  43 . git-parse-remote
  44 peek_repo="$(get_remote_url "$@")"
  45 shift
  46
  47 tmp=.ls-remote-$$
  48 trap "rm -fr $tmp-*" 0 1 2 3 15
  49 tmpdir=$tmp-d
  50
  51 case "$peek_repo" in
  52 http://* | https://* | ftp://* )
  53         if [ -n "$GIT_SSL_NO_VERIFY" ]; then
  54             curl_extra_args="-k"
  55         fi
  56         curl -nsf $curl_extra_args --header "Pragma: no-cache" "$peek_repo/info/refs" ||
  57                 echo "failed    slurping"
  58         ;;
  59
  60 rsync://* )
  61         mkdir $tmpdir &&
  62         rsync -rlq "$peek_repo/HEAD" $tmpdir &&
  63         rsync -rq "$peek_repo/refs" $tmpdir || {
  64                 echo "failed    slurping"
  65                 exit
  66         }
  67         head=$(cat "$tmpdir/HEAD") &&
  68         case "$head" in
  69         ref:' '*)
  70                 head=$(expr "z$head" : 'zref: \(.*\)') &&
  71                 head=$(cat "$tmpdir/$head") || exit
  72         esac &&
  73         echo "$head     HEAD"
  74         (cd $tmpdir && find refs -type f) |
  75         while read path
  76         do
  77                 cat "$tmpdir/$path" | tr -d '\012'
  78                 echo "  $path"
  79         done &&
  80         rm -fr $tmpdir
  81         ;;
  82
  83 * )
  84         git-peek-remote $exec "$peek_repo" ||
  85                 echo "failed    slurping"
  86         ;;
  87 esac |
  88 sort -t '       ' -k 2 |
  89 while read sha1 path
  90 do
  91         case "$sha1" in
  92         failed)
  93                 die "Failed to find remote refs"
  94         esac
  95         case "$path" in
  96         refs/heads/*)
  97                 group=heads ;;
  98         refs/tags/*)
  99                 group=tags ;;
 100         *)
 101                 group=other ;;
 102         esac
 103         case ",$heads,$tags,$other," in
 104         *,$group,*)
 105                 ;;
 106         *)
 107                 continue;;
 108         esac
 109         case "$#" in
 110         0)
 111                 match=yes ;;
 112         *)
 113                 match=no
 114                 for pat
 115                 do
 116                         case "/$path" in
 117                         */$pat )
 118                                 match=yes
 119                                 break ;;
 120                         esac
 121                 done
 122         esac
 123         case "$match" in
 124         no)
 125                 continue ;;
 126         esac
 127         echo "$sha1     $path"
 128 done