t / lib-git-daemon.shon commit Merge branch 'js/diff-notice-has-drive-prefix' into maint (45dda3a)
   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#       . "$TEST_DIRECTORY"/lib-git-daemon.sh
   8#       start_git_daemon
   9#
  10#       test_expect_success '...' '
  11#               ...
  12#       '
  13#
  14#       test_expect_success ...
  15#
  16#       stop_git_daemon
  17#       test_done
  18
  19test_tristate GIT_TEST_GIT_DAEMON
  20if test "$GIT_TEST_GIT_DAEMON" = false
  21then
  22        skip_all="git-daemon testing disabled (unset GIT_TEST_GIT_DAEMON to enable)"
  23        test_done
  24fi
  25
  26if test_have_prereq !PIPE
  27then
  28        test_skip_or_die $GIT_TEST_GIT_DAEMON "file system does not support FIFOs"
  29fi
  30
  31LIB_GIT_DAEMON_PORT=${LIB_GIT_DAEMON_PORT-${this_test#t}}
  32
  33GIT_DAEMON_PID=
  34GIT_DAEMON_DOCUMENT_ROOT_PATH="$PWD"/repo
  35GIT_DAEMON_HOST_PORT=127.0.0.1:$LIB_GIT_DAEMON_PORT
  36GIT_DAEMON_URL=git://$GIT_DAEMON_HOST_PORT
  37
  38start_git_daemon() {
  39        if test -n "$GIT_DAEMON_PID"
  40        then
  41                error "start_git_daemon already called"
  42        fi
  43
  44        mkdir -p "$GIT_DAEMON_DOCUMENT_ROOT_PATH"
  45
  46        trap 'code=$?; stop_git_daemon; (exit $code); die' EXIT
  47
  48        say >&3 "Starting git daemon ..."
  49        mkfifo git_daemon_output
  50        ${LIB_GIT_DAEMON_COMMAND:-git daemon} \
  51                --listen=127.0.0.1 --port="$LIB_GIT_DAEMON_PORT" \
  52                --reuseaddr --verbose \
  53                --base-path="$GIT_DAEMON_DOCUMENT_ROOT_PATH" \
  54                "$@" "$GIT_DAEMON_DOCUMENT_ROOT_PATH" \
  55                >&3 2>git_daemon_output &
  56        GIT_DAEMON_PID=$!
  57        >daemon.log
  58        {
  59                read -r line <&7
  60                printf "%s\n" "$line"
  61                printf >&4 "%s\n" "$line"
  62                (
  63                        while read -r line <&7
  64                        do
  65                                printf "%s\n" "$line"
  66                                printf >&4 "%s\n" "$line"
  67                        done
  68                ) &
  69        } 7<git_daemon_output >>"$TRASH_DIRECTORY/daemon.log" &&
  70
  71        # Check expected output
  72        if test x"$(expr "$line" : "\[[0-9]*\] \(.*\)")" != x"Ready to rumble"
  73        then
  74                kill "$GIT_DAEMON_PID"
  75                wait "$GIT_DAEMON_PID"
  76                trap 'die' EXIT
  77                test_skip_or_die $GIT_TEST_GIT_DAEMON \
  78                        "git daemon failed to start"
  79        fi
  80}
  81
  82stop_git_daemon() {
  83        if test -z "$GIT_DAEMON_PID"
  84        then
  85                return
  86        fi
  87
  88        trap 'die' EXIT
  89
  90        # kill git-daemon child of git
  91        say >&3 "Stopping git daemon ..."
  92        kill "$GIT_DAEMON_PID"
  93        wait "$GIT_DAEMON_PID" >&3 2>&4
  94        ret=$?
  95        if test_match_signal 15 $?
  96        then
  97                error "git daemon exited with status: $ret"
  98        fi
  99        GIT_DAEMON_PID=
 100        rm -f git_daemon_output
 101}
 102
 103# A stripped-down version of a netcat client, that connects to a "host:port"
 104# given in $1, sends its stdin followed by EOF, then dumps the response (until
 105# EOF) to stdout.
 106fake_nc() {
 107        if ! test_declared_prereq FAKENC
 108        then
 109                echo >&4 "fake_nc: need to declare FAKENC prerequisite"
 110                return 127
 111        fi
 112        perl -Mstrict -MIO::Socket::INET -e '
 113                my $s = IO::Socket::INET->new(shift)
 114                        or die "unable to open socket: $!";
 115                print $s <STDIN>;
 116                $s->shutdown(1);
 117                print <$s>;
 118        ' "$@"
 119}
 120
 121test_lazy_prereq FAKENC '
 122        perl -MIO::Socket::INET -e "exit 0"
 123'