t/lib-git-daemon.sh

   1 # Shell library to run git-daemon in tests.  Ends the test early if
   2 # GIT_TEST_GIT_DAEMON is not set.
   3 #
   4 # Usage:
   5 #
   6 #       . ./test-lib.sh
   7 #       . "$TEST_DIRECTORY"/lib-git-daemon.sh
   8 #       start_git_daemon
   9 #
  10 #       test_expect_success '...' '
  11 #               ...
  12 #       '
  13 #
  14 #       test_expect_success ...
  15 #
  16 #       stop_git_daemon
  17 #       test_done
  18
  19 if test -z "$GIT_TEST_GIT_DAEMON"
  20 then
  21         skip_all="git-daemon testing disabled (define GIT_TEST_GIT_DAEMON to enable)"
  22         test_done
  23 fi
  24
  25 LIB_GIT_DAEMON_PORT=${LIB_GIT_DAEMON_PORT-'8121'}
  26
  27 GIT_DAEMON_PID=
  28 GIT_DAEMON_DOCUMENT_ROOT_PATH="$PWD"/repo
  29 GIT_DAEMON_URL=git://127.0.0.1:$LIB_GIT_DAEMON_PORT
  30
  31 start_git_daemon() {
  32         if test -n "$GIT_DAEMON_PID"
  33         then
  34                 error "start_git_daemon already called"
  35         fi
  36
  37         mkdir -p "$GIT_DAEMON_DOCUMENT_ROOT_PATH"
  38
  39         trap 'code=$?; stop_git_daemon; (exit $code); die' EXIT
  40
  41         say >&3 "Starting git daemon ..."
  42         mkfifo git_daemon_output
  43         git daemon --listen=127.0.0.1 --port="$LIB_GIT_DAEMON_PORT" \
  44                 --reuseaddr --verbose \
  45                 --base-path="$GIT_DAEMON_DOCUMENT_ROOT_PATH" \
  46                 "$@" "$GIT_DAEMON_DOCUMENT_ROOT_PATH" \
  47                 >&3 2>git_daemon_output &
  48         GIT_DAEMON_PID=$!
  49         {
  50                 read line <&7
  51                 echo >&4 "$line"
  52                 cat <&7 >&4 &
  53         } 7<git_daemon_output &&
  54
  55         # Check expected output
  56         if test x"$(expr "$line" : "\[[0-9]*\] \(.*\)")" != x"Ready to rumble"
  57         then
  58                 kill "$GIT_DAEMON_PID"
  59                 wait "$GIT_DAEMON_PID"
  60                 trap 'die' EXIT
  61                 error "git daemon failed to start"
  62         fi
  63 }
  64
  65 stop_git_daemon() {
  66         if test -z "$GIT_DAEMON_PID"
  67         then
  68                 return
  69         fi
  70
  71         trap 'die' EXIT
  72
  73         # kill git-daemon child of git
  74         say >&3 "Stopping git daemon ..."
  75         kill "$GIT_DAEMON_PID"
  76         wait "$GIT_DAEMON_PID" >&3 2>&4
  77         ret=$?
  78         # expect exit with status 143 = 128+15 for signal TERM=15
  79         if test $ret -ne 143
  80         then
  81                 error "git daemon exited with status: $ret"
  82         fi
  83         GIT_DAEMON_PID=
  84         rm -f git_daemon_output
  85 }