git-fetch-script

   1 #!/bin/sh
   2 #
   3 . git-sh-setup-script || die "Not a git archive"
   4 . git-parse-remote "$@"
   5 merge_repo="$_remote_repo"
   6 merge_head="$_remote_head"
   7 merge_store="$_remote_store"
   8
   9 TMP_HEAD="$GIT_DIR/TMP_HEAD"
  10
  11 case "$merge_repo" in
  12 http://* | https://*)
  13         if [ -n "$GIT_SSL_NO_VERIFY" ]; then
  14             curl_extra_args="-k"
  15         fi
  16         _x40='[0-9a-f][0-9a-f][0-9a-f][0-9a-f][0-9a-f]' &&
  17         _x40="$_x40$_x40$_x40$_x40$_x40$_x40$_x40$_x40" &&
  18         head=$(curl -ns $curl_extra_args "$merge_repo/$merge_head") &&
  19         expr "$head" : "$_x40\$" >/dev/null || {
  20                 echo >&2 "Failed to fetch $merge_head from $merge_repo"
  21                 exit 1
  22         }
  23         git-fetch-dumb-http "$head" "$@"
  24         case "$?" in
  25         0) ;;
  26         2) no_dumb_http_support=1 ;;
  27         *) exit;;
  28         esac
  29         echo Fetching "$merge_head" using http
  30         git-http-pull -v -a "$head" "$merge_repo/" || {
  31             case "$no_dumb_http_support" in
  32             1)
  33                 echo >&2 "* This could be because the $merge_repo is packed without"
  34                 echo >&2 "  preparing dumb server support files."
  35                 ;;
  36             esac
  37             exit 1
  38         }
  39         ;;
  40 rsync://*)
  41         rsync -L "$merge_repo/$merge_head" "$TMP_HEAD" || exit 1
  42         head=$(git-rev-parse TMP_HEAD)
  43         rm -f "$TMP_HEAD"
  44         rsync -avz --ignore-existing "$merge_repo/objects/" "$GIT_OBJECT_DIRECTORY/"
  45         ;;
  46 *)
  47         head=$(git-fetch-pack "$merge_repo" "$merge_head")
  48         ;;
  49 esac || exit 1
  50
  51 git-rev-parse --verify "$head" > /dev/null || exit 1
  52
  53 case "$merge_store" in
  54 '')
  55         ;;
  56 *)
  57         echo "$head" > "$GIT_DIR/$merge_store"
  58 esac &&
  59
  60 # FETCH_HEAD is fed to git-resolve-script which will eventually be
  61 # passed to git-commit-tree as one of the parents.  Make sure we do
  62 # not give a tag object ID.
  63
  64 git-rev-parse "$head^0" >"$GIT_DIR/FETCH_HEAD"