#!/bin/sh

alias=$1
url=$2

host=`echo $url | awk  'BEGIN{ FS = "/" } { print $3 }'`
path=`echo $url | awk "BEGIN{ FS = \"/\" } { gsub(/.*$host/, \"\"); printf(\"%s\", "'$0'") }"`"/.git"
echo $path >&2

dir="$GIT_DIR/hjgit/$alias"
prefix="refs/hjgit/$alias"

default_refspec="refs/heads/*:${prefix}/heads/*"

refspec="${GIT_REMOTE_HJGIT_REFSPEC-$default_refspec}"

test -z "$refspec" && prefix="refs"

force=

mkdir -p "$dir"

if test -z "$GIT_REMOTE_HJGIT_NO_MARKS"
then
	gitmarks="$dir/git.marks"
	hjgitmarks="$dir/hjgit.marks"
	test -e "$gitmarks" || >"$gitmarks"
	test -e "$hjgitmarks" || >"$hjgitmarks"
fi

packinitfmt(){
	echo -n $* | awk '{ printf("%04x%s\0", length($0)+1+4, $0) }'
}

#CPU=$host AUTH=$host tlsclient -p 17021
while read line
do
	case $line in
	capabilities)
		# connect tells git that we're speaking the git protocol with extra steps
		echo 'connect'
		echo
		;;
	'connect git-upload-pack')
		# lie that the connection works
		echo
		{
			packinitfmt git-upload-pack $path
			cat
		} | tee /proc/self/fd/2 | CPU=$host AUTH='p9auth.'$host tlsclient -p 17021 | tee /proc/self/fd/2
		exit
		;;
	esac

done