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 #!/bin/sh

test_description='test http auth header and credential helper interop'

TEST_NO_CREATE_REPO=1
. ./test-lib.sh

test_set_port GIT_TEST_HTTP_PROTOCOL_PORT

# Setup a repository
#
REPO_DIR="$TRASH_DIRECTORY"/repo

# Setup some lookback URLs where test-http-server will be listening.
# We will spawn it directly inside the repo directory, so we avoid
# any need to configure directory mappings etc - we only serve this
# repository from the root '/' of the server.
#
HOST_PORT=127.0.0.1:$GIT_TEST_HTTP_PROTOCOL_PORT
ORIGIN_URL=http://$HOST_PORT/

# The pid-file is created by test-http-server when it starts.
# The server will shutdown if/when we delete it (this is easier than
# killing it by PID).
#
PID_FILE="$TRASH_DIRECTORY"/pid-file.pid
SERVER_LOG="$TRASH_DIRECTORY"/OUT.server.log

PATH="$GIT_BUILD_DIR/t/helper/:$PATH" && export PATH

test_expect_success 'setup repos' '
	test_create_repo "$REPO_DIR" &&
	git -C "$REPO_DIR" branch -M main
'

run_http_server_worker() {
	(
		cd "$REPO_DIR"
		test-http-server --worker "$@" 2>"$SERVER_LOG" | tr -d "\r"
	)
}

stop_http_server () {
	if ! test -f "$PID_FILE"
	then
		return 0
	fi
	#
	# The server will shutdown automatically when we delete the pid-file.
	#
	rm -f "$PID_FILE"
	#
	# Give it a few seconds to shutdown (mainly to completely release the
	# port before the next test start another instance and it attempts to
	# bind to it).
	#
	for k in 0 1 2 3 4
	do
		if grep -q "Starting graceful shutdown" "$SERVER_LOG"
		then
			return 0
		fi
		sleep 1
	done

	echo "stop_http_server: timeout waiting for server shutdown"
	return 1
}

start_http_server () {
	#
	# Launch our server into the background in repo_dir.
	#
	(
		cd "$REPO_DIR"
		test-http-server --verbose \
			--listen=127.0.0.1 \
			--port=$GIT_TEST_HTTP_PROTOCOL_PORT \
			--reuseaddr \
			--pid-file="$PID_FILE" \
			"$@" \
			2>"$SERVER_LOG" &
	)
	#
	# Give it a few seconds to get started.
	#
	for k in 0 1 2 3 4
	do
		if test -f "$PID_FILE"
		then
			return 0
		fi
		sleep 1
	done

	echo "start_http_server: timeout waiting for server startup"
	return 1
}

per_test_cleanup () {
	stop_http_server &&
	rm -f OUT.* &&
	rm -f IN.* &&
}

test_expect_success 'http auth server request parsing' '
	test_when_finished "per_test_cleanup" &&

	cat >auth.config <<-EOF &&
	[auth]
		allowAnonymous = true
	EOF

	echo "HTTP/1.1 400 Bad Request" >OUT.http400 &&
	echo "HTTP/1.1 200 OK" >OUT.http200 &&

	cat >IN.http.valid <<-EOF &&
	GET /info/refs HTTP/1.1
	Content-Length: 0
	EOF

	cat >IN.http.badfirstline <<-EOF &&
	/info/refs GET HTTP
	EOF

	cat >IN.http.badhttpver <<-EOF &&
	GET /info/refs HTTP/999.9
	EOF

	cat >IN.http.ltzlen <<-EOF &&
	GET /info/refs HTTP/1.1
	Content-Length: -1
	EOF

	cat >IN.http.badlen <<-EOF &&
	GET /info/refs HTTP/1.1
	Content-Length: not-a-number
	EOF

	cat >IN.http.overlen <<-EOF &&
	GET /info/refs HTTP/1.1
	Content-Length: 9223372036854775807
	EOF

	run_http_server_worker \
		--auth-config="$TRASH_DIRECTORY/auth.config" <IN.http.valid \
		| head -n1 >OUT.actual &&
	test_cmp OUT.http200 OUT.actual &&

	run_http_server_worker <IN.http.badfirstline | head -n1 >OUT.actual &&
	test_cmp OUT.http400 OUT.actual &&

	run_http_server_worker <IN.http.ltzlen | head -n1 >OUT.actual &&
	test_cmp OUT.http400 OUT.actual &&

	run_http_server_worker <IN.http.badlen | head -n1 >OUT.actual &&
	test_cmp OUT.http400 OUT.actual &&

	run_http_server_worker <IN.http.overlen | head -n1 >OUT.actual &&
	test_cmp OUT.http400 OUT.actual
'


test_expect_success 'http auth anonymous no challenge' '
	test_when_finished "per_test_cleanup" &&

	start_http_server &&

	# Attempt to read from a protected repository
	git ls-remote $ORIGIN_URL
'

test_done