git-ls-remote.sh

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