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 #       . "$TEST_DIRECTORY"/lib-git-daemon.sh
   8 #       start_git_daemon
   9 #
  10 #       test_expect_success '...' '
  11 #               ...
  12 #       '
  13 #
  14 #       test_expect_success ...
  15 #
  16 #       stop_git_daemon
  17 #       test_done
  18
  19 test_tristate GIT_TEST_GIT_DAEMON
  20 if test "$GIT_TEST_GIT_DAEMON" = false
  21 then
  22         skip_all="git-daemon testing disabled (unset GIT_TEST_GIT_DAEMON to enable)"
  23         test_done
  24 fi
  25
  26 LIB_GIT_DAEMON_PORT=${LIB_GIT_DAEMON_PORT-${this_test#t}}
  27
  28 GIT_DAEMON_PID=
  29 GIT_DAEMON_DOCUMENT_ROOT_PATH="$PWD"/repo
  30 GIT_DAEMON_URL=git://127.0.0.1:$LIB_GIT_DAEMON_PORT
  31
  32 start_git_daemon() {
  33         if test -n "$GIT_DAEMON_PID"
  34         then
  35                 error "start_git_daemon already called"
  36         fi
  37
  38         mkdir -p "$GIT_DAEMON_DOCUMENT_ROOT_PATH"
  39
  40         trap 'code=$?; stop_git_daemon; (exit $code); die' EXIT
  41
  42         say >&3 "Starting git daemon ..."
  43         mkfifo git_daemon_output
  44         git daemon --listen=127.0.0.1 --port="$LIB_GIT_DAEMON_PORT" \
  45                 --reuseaddr --verbose \
  46                 --base-path="$GIT_DAEMON_DOCUMENT_ROOT_PATH" \
  47                 "$@" "$GIT_DAEMON_DOCUMENT_ROOT_PATH" \
  48                 >&3 2>git_daemon_output &
  49         GIT_DAEMON_PID=$!
  50         {
  51                 read line <&7
  52                 echo >&4 "$line"
  53                 cat <&7 >&4 &
  54         } 7<git_daemon_output &&
  55
  56         # Check expected output
  57         if test x"$(expr "$line" : "\[[0-9]*\] \(.*\)")" != x"Ready to rumble"
  58         then
  59                 kill "$GIT_DAEMON_PID"
  60                 wait "$GIT_DAEMON_PID"
  61                 trap 'die' EXIT
  62                 test_skip_or_die $GIT_TEST_GIT_DAEMON \
  63                         "git daemon failed to start"
  64         fi
  65 }
  66
  67 stop_git_daemon() {
  68         if test -z "$GIT_DAEMON_PID"
  69         then
  70                 return
  71         fi
  72
  73         trap 'die' EXIT
  74
  75         # kill git-daemon child of git
  76         say >&3 "Stopping git daemon ..."
  77         kill "$GIT_DAEMON_PID"
  78         wait "$GIT_DAEMON_PID" >&3 2>&4
  79         ret=$?
  80         # expect exit with status 143 = 128+15 for signal TERM=15
  81         if test $ret -ne 143
  82         then
  83                 error "git daemon exited with status: $ret"
  84         fi
  85         GIT_DAEMON_PID=
  86         rm -f git_daemon_output
  87 }