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         if [ -n "$GIT_CURL_FTP_NO_EPSV" -o \
  57                 "`git-repo-config --bool http.noEPSV`" = true ]; then
  58                 curl_extra_args="${curl_extra_args} --disable-epsv"
  59         fi
  60         curl -nsf $curl_extra_args --header "Pragma: no-cache" "$peek_repo/info/refs" ||
  61                 echo "failed    slurping"
  62         ;;
  63
  64 rsync://* )
  65         mkdir $tmpdir &&
  66         rsync -rlq "$peek_repo/HEAD" $tmpdir &&
  67         rsync -rq "$peek_repo/refs" $tmpdir || {
  68                 echo "failed    slurping"
  69                 exit
  70         }
  71         head=$(cat "$tmpdir/HEAD") &&
  72         case "$head" in
  73         ref:' '*)
  74                 head=$(expr "z$head" : 'zref: \(.*\)') &&
  75                 head=$(cat "$tmpdir/$head") || exit
  76         esac &&
  77         echo "$head     HEAD"
  78         (cd $tmpdir && find refs -type f) |
  79         while read path
  80         do
  81                 cat "$tmpdir/$path" | tr -d '\012'
  82                 echo "  $path"
  83         done &&
  84         rm -fr $tmpdir
  85         ;;
  86
  87 * )
  88         git-peek-remote $exec "$peek_repo" ||
  89                 echo "failed    slurping"
  90         ;;
  91 esac |
  92 sort -t '       ' -k 2 |
  93 while read sha1 path
  94 do
  95         case "$sha1" in
  96         failed)
  97                 die "Failed to find remote refs"
  98         esac
  99         case "$path" in
 100         refs/heads/*)
 101                 group=heads ;;
 102         refs/tags/*)
 103                 group=tags ;;
 104         *)
 105                 group=other ;;
 106         esac
 107         case ",$heads,$tags,$other," in
 108         *,$group,*)
 109                 ;;
 110         *)
 111                 continue;;
 112         esac
 113         case "$#" in
 114         0)
 115                 match=yes ;;
 116         *)
 117                 match=no
 118                 for pat
 119                 do
 120                         case "/$path" in
 121                         */$pat )
 122                                 match=yes
 123                                 break ;;
 124                         esac
 125                 done
 126         esac
 127         case "$match" in
 128         no)
 129                 continue ;;
 130         esac
 131         echo "$sha1     $path"
 132 done