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 "$peek_repo" in
  52 http://* | https://* )
  53         if [ -n "$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 $tmpdir
  62         rsync -rq "$peek_repo/refs" $tmpdir || {
  63                 echo "failed    slurping"
  64                 exit
  65         }
  66         (cd $tmpdir && find refs -type f) |
  67         while read path
  68         do
  69                 cat "$tmpdir/$path" | tr -d '\012'
  70                 echo "  $path"
  71         done &&
  72         rm -fr $tmpdir
  73         ;;
  74
  75 * )
  76         git-peek-remote $exec "$peek_repo" ||
  77                 echo "failed    slurping"
  78         ;;
  79 esac |
  80 sort -t '       ' -k 2 |
  81 while read sha1 path
  82 do
  83         case "$sha1" in
  84         failed)
  85                 die "Failed to find remote refs"
  86         esac
  87         case "$path" in
  88         refs/heads/*)
  89                 group=heads ;;
  90         refs/tags/*)
  91                 group=tags ;;
  92         *)
  93                 group=other ;;
  94         esac
  95         case ",$heads,$tags,$other," in
  96         *,$group,*)
  97                 ;;
  98         *)
  99                 continue;;
 100         esac
 101         case "$#" in
 102         0)
 103                 match=yes ;;
 104         *)
 105                 match=no
 106                 for pat
 107                 do
 108                         case "/$path" in
 109                         */$pat )
 110                                 match=yes
 111                                 break ;;
 112                         esac
 113                 done
 114         esac
 115         case "$match" in
 116         no)
 117                 continue ;;
 118         esac
 119         echo "$sha1     $path"
 120 done