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="--upload-pack=$1"
  27         shift;;
  28   -u=*|--u=*|--up=*|--upl=*|--uplo=*|--uploa=*|--upload=*|\
  29   --upload-=*|--upload-p=*|--upload-pa=*|--upload-pac=*|--upload-pack=*)
  30         exec=--upload-pack=$(expr "z$1" : 'z-[^=]*=\(.*\)')
  31         shift;;
  32   --)
  33   shift; break ;;
  34   -*)
  35   usage ;;
  36   *)
  37   break ;;
  38   esac
  39 done
  40
  41 case "$#" in 0) usage ;; esac
  42
  43 case ",$heads,$tags," in
  44 ,,,) heads=heads tags=tags other=other ;;
  45 esac
  46
  47 . git-parse-remote
  48 peek_repo="$(get_remote_url "$@")"
  49 shift
  50
  51 tmp=.ls-remote-$$
  52 trap "rm -fr $tmp-*" 0 1 2 3 15
  53 tmpdir=$tmp-d
  54
  55 case "$peek_repo" in
  56 http://* | https://* | ftp://* )
  57         if [ -n "$GIT_SSL_NO_VERIFY" ]; then
  58             curl_extra_args="-k"
  59         fi
  60         if [ -n "$GIT_CURL_FTP_NO_EPSV" -o \
  61                 "`git config --bool http.noEPSV`" = true ]; then
  62                 curl_extra_args="${curl_extra_args} --disable-epsv"
  63         fi
  64         curl -nsf $curl_extra_args --header "Pragma: no-cache" "$peek_repo/info/refs" ||
  65                 echo "failed    slurping"
  66         ;;
  67
  68 rsync://* )
  69         mkdir $tmpdir &&
  70         rsync -rlq "$peek_repo/HEAD" $tmpdir &&
  71         rsync -rq "$peek_repo/refs" $tmpdir || {
  72                 echo "failed    slurping"
  73                 exit
  74         }
  75         head=$(cat "$tmpdir/HEAD") &&
  76         case "$head" in
  77         ref:' '*)
  78                 head=$(expr "z$head" : 'zref: \(.*\)') &&
  79                 head=$(cat "$tmpdir/$head") || exit
  80         esac &&
  81         echo "$head     HEAD"
  82         (cd $tmpdir && find refs -type f) |
  83         while read path
  84         do
  85                 tr -d '\012' <"$tmpdir/$path"
  86                 echo "  $path"
  87         done &&
  88         rm -fr $tmpdir
  89         ;;
  90
  91 * )
  92         if test -f "$peek_repo" ; then
  93                 git bundle list-heads "$peek_repo" ||
  94                 echo "failed    slurping"
  95         else
  96                 git-peek-remote $exec "$peek_repo" ||
  97                 echo "failed    slurping"
  98         fi
  99         ;;
 100 esac |
 101 sort -t '       ' -k 2 |
 102 while read sha1 path
 103 do
 104         case "$sha1" in
 105         failed)
 106                 exit 1 ;;
 107         esac
 108         case "$path" in
 109         refs/heads/*)
 110                 group=heads ;;
 111         refs/tags/*)
 112                 group=tags ;;
 113         *)
 114                 group=other ;;
 115         esac
 116         case ",$heads,$tags,$other," in
 117         *,$group,*)
 118                 ;;
 119         *)
 120                 continue;;
 121         esac
 122         case "$#" in
 123         0)
 124                 match=yes ;;
 125         *)
 126                 match=no
 127                 for pat
 128                 do
 129                         case "/$path" in
 130                         */$pat )
 131                                 match=yes
 132                                 break ;;
 133                         esac
 134                 done
 135         esac
 136         case "$match" in
 137         no)
 138                 continue ;;
 139         esac
 140         echo "$sha1     $path"
 141 done