t/lib-httpd.sh

   1 # Shell library to run an HTTP server for use in tests.
   2 # Ends the test early if httpd tests should not be run,
   3 # for example because the user has not enabled them.
   4 #
   5 # Usage:
   6 #
   7 #       . ./test-lib.sh
   8 #       . "$TEST_DIRECTORY"/lib-httpd.sh
   9 #       start_httpd
  10 #
  11 #       test_expect_success '...' '
  12 #               ...
  13 #       '
  14 #
  15 #       test_expect_success ...
  16 #
  17 #       stop_httpd
  18 #       test_done
  19 #
  20 # Can be configured using the following variables.
  21 #
  22 #    GIT_TEST_HTTPD              enable HTTPD tests
  23 #    LIB_HTTPD_PATH              web server path
  24 #    LIB_HTTPD_MODULE_PATH       web server modules path
  25 #    LIB_HTTPD_PORT              listening port
  26 #    LIB_HTTPD_DAV               enable DAV
  27 #    LIB_HTTPD_SVN               enable SVN
  28 #    LIB_HTTPD_SSL               enable SSL
  29 #
  30 # Copyright (c) 2008 Clemens Buchacher <drizzd@aon.at>
  31 #
  32
  33 if test -n "$NO_CURL"
  34 then
  35         skip_all='skipping test, git built without http support'
  36         test_done
  37 fi
  38
  39 if test -n "$NO_EXPAT" && test -n "$LIB_HTTPD_DAV"
  40 then
  41         skip_all='skipping test, git built without expat support'
  42         test_done
  43 fi
  44
  45 test_tristate GIT_TEST_HTTPD
  46 if test "$GIT_TEST_HTTPD" = false
  47 then
  48         skip_all="Network testing disabled (unset GIT_TEST_HTTPD to enable)"
  49         test_done
  50 fi
  51
  52 HTTPD_PARA=""
  53
  54 for DEFAULT_HTTPD_PATH in '/usr/sbin/httpd' '/usr/sbin/apache2'
  55 do
  56         if test -x "$DEFAULT_HTTPD_PATH"
  57         then
  58                 break
  59         fi
  60 done
  61
  62 for DEFAULT_HTTPD_MODULE_PATH in '/usr/libexec/apache2' \
  63                                  '/usr/lib/apache2/modules' \
  64                                  '/usr/lib64/httpd/modules' \
  65                                  '/usr/lib/httpd/modules'
  66 do
  67         if test -d "$DEFAULT_HTTPD_MODULE_PATH"
  68         then
  69                 break
  70         fi
  71 done
  72
  73 case $(uname) in
  74         Darwin)
  75                 HTTPD_PARA="$HTTPD_PARA -DDarwin"
  76         ;;
  77 esac
  78
  79 LIB_HTTPD_PATH=${LIB_HTTPD_PATH-"$DEFAULT_HTTPD_PATH"}
  80 LIB_HTTPD_PORT=${LIB_HTTPD_PORT-${this_test#t}}
  81
  82 TEST_PATH="$TEST_DIRECTORY"/lib-httpd
  83 HTTPD_ROOT_PATH="$PWD"/httpd
  84 HTTPD_DOCUMENT_ROOT_PATH=$HTTPD_ROOT_PATH/www
  85
  86 # hack to suppress apache PassEnv warnings
  87 GIT_VALGRIND=$GIT_VALGRIND; export GIT_VALGRIND
  88 GIT_VALGRIND_OPTIONS=$GIT_VALGRIND_OPTIONS; export GIT_VALGRIND_OPTIONS
  89
  90 if ! test -x "$LIB_HTTPD_PATH"
  91 then
  92         test_skip_or_die $GIT_TEST_HTTPD "no web server found at '$LIB_HTTPD_PATH'"
  93 fi
  94
  95 HTTPD_VERSION=`$LIB_HTTPD_PATH -v | \
  96         sed -n 's/^Server version: Apache\/\([0-9]*\)\..*$/\1/p; q'`
  97
  98 if test -n "$HTTPD_VERSION"
  99 then
 100         if test -z "$LIB_HTTPD_MODULE_PATH"
 101         then
 102                 if ! test $HTTPD_VERSION -ge 2
 103                 then
 104                         test_skip_or_die $GIT_TEST_HTTPD \
 105                                 "at least Apache version 2 is required"
 106                 fi
 107                 if ! test -d "$DEFAULT_HTTPD_MODULE_PATH"
 108                 then
 109                         test_skip_or_die $GIT_TEST_HTTPD \
 110                                 "Apache module directory not found"
 111                 fi
 112
 113                 LIB_HTTPD_MODULE_PATH="$DEFAULT_HTTPD_MODULE_PATH"
 114         fi
 115 else
 116         test_skip_or_die $GIT_TEST_HTTPD \
 117                 "Could not identify web server at '$LIB_HTTPD_PATH'"
 118 fi
 119
 120 prepare_httpd() {
 121         mkdir -p "$HTTPD_DOCUMENT_ROOT_PATH"
 122         cp "$TEST_PATH"/passwd "$HTTPD_ROOT_PATH"
 123         cp "$TEST_PATH"/broken-smart-http.sh "$HTTPD_ROOT_PATH"
 124
 125         ln -s "$LIB_HTTPD_MODULE_PATH" "$HTTPD_ROOT_PATH/modules"
 126
 127         if test -n "$LIB_HTTPD_SSL"
 128         then
 129                 HTTPD_PROTO=https
 130
 131                 RANDFILE_PATH="$HTTPD_ROOT_PATH"/.rnd openssl req \
 132                         -config "$TEST_PATH/ssl.cnf" \
 133                         -new -x509 -nodes \
 134                         -out "$HTTPD_ROOT_PATH/httpd.pem" \
 135                         -keyout "$HTTPD_ROOT_PATH/httpd.pem"
 136                 GIT_SSL_NO_VERIFY=t
 137                 export GIT_SSL_NO_VERIFY
 138                 HTTPD_PARA="$HTTPD_PARA -DSSL"
 139         else
 140                 HTTPD_PROTO=http
 141         fi
 142         HTTPD_DEST=127.0.0.1:$LIB_HTTPD_PORT
 143         HTTPD_URL=$HTTPD_PROTO://$HTTPD_DEST
 144         HTTPD_URL_USER=$HTTPD_PROTO://user%40host@$HTTPD_DEST
 145         HTTPD_URL_USER_PASS=$HTTPD_PROTO://user%40host:pass%40host@$HTTPD_DEST
 146
 147         if test -n "$LIB_HTTPD_DAV" -o -n "$LIB_HTTPD_SVN"
 148         then
 149                 HTTPD_PARA="$HTTPD_PARA -DDAV"
 150
 151                 if test -n "$LIB_HTTPD_SVN"
 152                 then
 153                         HTTPD_PARA="$HTTPD_PARA -DSVN"
 154                         rawsvnrepo="$HTTPD_ROOT_PATH/svnrepo"
 155                         svnrepo="http://127.0.0.1:$LIB_HTTPD_PORT/svn"
 156                 fi
 157         fi
 158 }
 159
 160 start_httpd() {
 161         prepare_httpd >&3 2>&4
 162
 163         trap 'code=$?; stop_httpd; (exit $code); die' EXIT
 164
 165         "$LIB_HTTPD_PATH" -d "$HTTPD_ROOT_PATH" \
 166                 -f "$TEST_PATH/apache.conf" $HTTPD_PARA \
 167                 -c "Listen 127.0.0.1:$LIB_HTTPD_PORT" -k start \
 168                 >&3 2>&4
 169         if test $? -ne 0
 170         then
 171                 trap 'die' EXIT
 172                 test_skip_or_die $GIT_TEST_HTTPD "web server setup failed"
 173         fi
 174 }
 175
 176 stop_httpd() {
 177         trap 'die' EXIT
 178
 179         "$LIB_HTTPD_PATH" -d "$HTTPD_ROOT_PATH" \
 180                 -f "$TEST_PATH/apache.conf" $HTTPD_PARA -k stop
 181 }
 182
 183 test_http_push_nonff () {
 184         REMOTE_REPO=$1
 185         LOCAL_REPO=$2
 186         BRANCH=$3
 187         EXPECT_CAS_RESULT=${4-failure}
 188
 189         test_expect_success 'non-fast-forward push fails' '
 190                 cd "$REMOTE_REPO" &&
 191                 HEAD=$(git rev-parse --verify HEAD) &&
 192
 193                 cd "$LOCAL_REPO" &&
 194                 git checkout $BRANCH &&
 195                 echo "changed" > path2 &&
 196                 git commit -a -m path2 --amend &&
 197
 198                 test_must_fail git push -v origin >output 2>&1 &&
 199                 (cd "$REMOTE_REPO" &&
 200                  test $HEAD = $(git rev-parse --verify HEAD))
 201         '
 202
 203         test_expect_success 'non-fast-forward push show ref status' '
 204                 grep "^ ! \[rejected\][ ]*$BRANCH -> $BRANCH (non-fast-forward)$" output
 205         '
 206
 207         test_expect_success 'non-fast-forward push shows help message' '
 208                 test_i18ngrep "Updates were rejected because" output
 209         '
 210
 211         test_expect_${EXPECT_CAS_RESULT} 'force with lease aka cas' '
 212                 HEAD=$( cd "$REMOTE_REPO" && git rev-parse --verify HEAD ) &&
 213                 test_when_finished '\''
 214                         (cd "$REMOTE_REPO" && git update-ref HEAD "$HEAD")
 215                 '\'' &&
 216                 (
 217                         cd "$LOCAL_REPO" &&
 218                         git push -v --force-with-lease=$BRANCH:$HEAD origin
 219                 ) &&
 220                 git rev-parse --verify "$BRANCH" >expect &&
 221                 (
 222                         cd "$REMOTE_REPO" && git rev-parse --verify HEAD
 223                 ) >actual &&
 224                 test_cmp expect actual
 225         '
 226 }
 227
 228 setup_askpass_helper() {
 229         test_expect_success 'setup askpass helper' '
 230                 write_script "$TRASH_DIRECTORY/askpass" <<-\EOF &&
 231                 echo >>"$TRASH_DIRECTORY/askpass-query" "askpass: $*" &&
 232                 case "$*" in
 233                 *Username*)
 234                         what=user
 235                         ;;
 236                 *Password*)
 237                         what=pass
 238                         ;;
 239                 esac &&
 240                 cat "$TRASH_DIRECTORY/askpass-$what"
 241                 EOF
 242                 GIT_ASKPASS="$TRASH_DIRECTORY/askpass" &&
 243                 export GIT_ASKPASS &&
 244                 export TRASH_DIRECTORY
 245         '
 246 }
 247
 248 set_askpass() {
 249         >"$TRASH_DIRECTORY/askpass-query" &&
 250         echo "$1" >"$TRASH_DIRECTORY/askpass-user" &&
 251         echo "$2" >"$TRASH_DIRECTORY/askpass-pass"
 252 }
 253
 254 expect_askpass() {
 255         dest=$HTTPD_DEST${3+/$3}
 256
 257         {
 258                 case "$1" in
 259                 none)
 260                         ;;
 261                 pass)
 262                         echo "askpass: Password for 'http://$2@$dest': "
 263                         ;;
 264                 both)
 265                         echo "askpass: Username for 'http://$dest': "
 266                         echo "askpass: Password for 'http://$2@$dest': "
 267                         ;;
 268                 *)
 269                         false
 270                         ;;
 271                 esac
 272         } >"$TRASH_DIRECTORY/askpass-expect" &&
 273         test_cmp "$TRASH_DIRECTORY/askpass-expect" \
 274                  "$TRASH_DIRECTORY/askpass-query"
 275 }