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 #       . "$TEST_DIRECTORY"/lib-httpd.sh
   9 #       start_httpd
  10 #
  11 #       test_expect_success '...' '
  12 #               ...
  13 #       '
  14 #
  15 #       test_expect_success ...
  16 #
  17 #       stop_httpd
  18 #       test_done
  19 #
  20 # Can be configured using the following variables.
  21 #
  22 #    GIT_TEST_HTTPD              enable HTTPD tests
  23 #    LIB_HTTPD_PATH              web server path
  24 #    LIB_HTTPD_MODULE_PATH       web server modules path
  25 #    LIB_HTTPD_PORT              listening port
  26 #    LIB_HTTPD_DAV               enable DAV
  27 #    LIB_HTTPD_SVN               enable SVN at given location (e.g. "svn")
  28 #    LIB_HTTPD_SSL               enable SSL
  29 #
  30 # Copyright (c) 2008 Clemens Buchacher <drizzd@aon.at>
  31 #
  32
  33 if test -n "$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 if ! test_have_prereq NOT_ROOT; then
  53         test_skip_or_die $GIT_TEST_HTTPD \
  54                 "Cannot run httpd tests as root"
  55 fi
  56
  57 HTTPD_PARA=""
  58
  59 for DEFAULT_HTTPD_PATH in '/usr/sbin/httpd' '/usr/sbin/apache2'
  60 do
  61         if test -x "$DEFAULT_HTTPD_PATH"
  62         then
  63                 break
  64         fi
  65 done
  66
  67 for DEFAULT_HTTPD_MODULE_PATH in '/usr/libexec/apache2' \
  68                                  '/usr/lib/apache2/modules' \
  69                                  '/usr/lib64/httpd/modules' \
  70                                  '/usr/lib/httpd/modules'
  71 do
  72         if test -d "$DEFAULT_HTTPD_MODULE_PATH"
  73         then
  74                 break
  75         fi
  76 done
  77
  78 case $(uname) in
  79         Darwin)
  80                 HTTPD_PARA="$HTTPD_PARA -DDarwin"
  81         ;;
  82 esac
  83
  84 LIB_HTTPD_PATH=${LIB_HTTPD_PATH-"$DEFAULT_HTTPD_PATH"}
  85 LIB_HTTPD_PORT=${LIB_HTTPD_PORT-${this_test#t}}
  86
  87 TEST_PATH="$TEST_DIRECTORY"/lib-httpd
  88 HTTPD_ROOT_PATH="$PWD"/httpd
  89 HTTPD_DOCUMENT_ROOT_PATH=$HTTPD_ROOT_PATH/www
  90
  91 # hack to suppress apache PassEnv warnings
  92 GIT_VALGRIND=$GIT_VALGRIND; export GIT_VALGRIND
  93 GIT_VALGRIND_OPTIONS=$GIT_VALGRIND_OPTIONS; export GIT_VALGRIND_OPTIONS
  94 GIT_TRACE=$GIT_TRACE; export GIT_TRACE
  95
  96 if ! test -x "$LIB_HTTPD_PATH"
  97 then
  98         test_skip_or_die $GIT_TEST_HTTPD "no web server found at '$LIB_HTTPD_PATH'"
  99 fi
 100
 101 HTTPD_VERSION=$($LIB_HTTPD_PATH -v | \
 102         sed -n 's/^Server version: Apache\/\([0-9]*\)\..*$/\1/p; q')
 103
 104 if test -n "$HTTPD_VERSION"
 105 then
 106         if test -z "$LIB_HTTPD_MODULE_PATH"
 107         then
 108                 if ! test $HTTPD_VERSION -ge 2
 109                 then
 110                         test_skip_or_die $GIT_TEST_HTTPD \
 111                                 "at least Apache version 2 is required"
 112                 fi
 113                 if ! test -d "$DEFAULT_HTTPD_MODULE_PATH"
 114                 then
 115                         test_skip_or_die $GIT_TEST_HTTPD \
 116                                 "Apache module directory not found"
 117                 fi
 118
 119                 LIB_HTTPD_MODULE_PATH="$DEFAULT_HTTPD_MODULE_PATH"
 120         fi
 121 else
 122         test_skip_or_die $GIT_TEST_HTTPD \
 123                 "Could not identify web server at '$LIB_HTTPD_PATH'"
 124 fi
 125
 126 install_script () {
 127         write_script "$HTTPD_ROOT_PATH/$1" <"$TEST_PATH/$1"
 128 }
 129
 130 prepare_httpd() {
 131         mkdir -p "$HTTPD_DOCUMENT_ROOT_PATH"
 132         cp "$TEST_PATH"/passwd "$HTTPD_ROOT_PATH"
 133         install_script broken-smart-http.sh
 134         install_script error.sh
 135
 136         ln -s "$LIB_HTTPD_MODULE_PATH" "$HTTPD_ROOT_PATH/modules"
 137
 138         if test -n "$LIB_HTTPD_SSL"
 139         then
 140                 HTTPD_PROTO=https
 141
 142                 RANDFILE_PATH="$HTTPD_ROOT_PATH"/.rnd openssl req \
 143                         -config "$TEST_PATH/ssl.cnf" \
 144                         -new -x509 -nodes \
 145                         -out "$HTTPD_ROOT_PATH/httpd.pem" \
 146                         -keyout "$HTTPD_ROOT_PATH/httpd.pem"
 147                 GIT_SSL_NO_VERIFY=t
 148                 export GIT_SSL_NO_VERIFY
 149                 HTTPD_PARA="$HTTPD_PARA -DSSL"
 150         else
 151                 HTTPD_PROTO=http
 152         fi
 153         HTTPD_DEST=127.0.0.1:$LIB_HTTPD_PORT
 154         HTTPD_URL=$HTTPD_PROTO://$HTTPD_DEST
 155         HTTPD_URL_USER=$HTTPD_PROTO://user%40host@$HTTPD_DEST
 156         HTTPD_URL_USER_PASS=$HTTPD_PROTO://user%40host:pass%40host@$HTTPD_DEST
 157
 158         if test -n "$LIB_HTTPD_DAV" || test -n "$LIB_HTTPD_SVN"
 159         then
 160                 HTTPD_PARA="$HTTPD_PARA -DDAV"
 161
 162                 if test -n "$LIB_HTTPD_SVN"
 163                 then
 164                         HTTPD_PARA="$HTTPD_PARA -DSVN"
 165                         LIB_HTTPD_SVNPATH="$rawsvnrepo"
 166                         svnrepo="http://127.0.0.1:$LIB_HTTPD_PORT/"
 167                         svnrepo="$svnrepo$LIB_HTTPD_SVN"
 168                         export LIB_HTTPD_SVN LIB_HTTPD_SVNPATH
 169                 fi
 170         fi
 171 }
 172
 173 start_httpd() {
 174         prepare_httpd >&3 2>&4
 175
 176         trap 'code=$?; stop_httpd; (exit $code); die' EXIT
 177
 178         "$LIB_HTTPD_PATH" -d "$HTTPD_ROOT_PATH" \
 179                 -f "$TEST_PATH/apache.conf" $HTTPD_PARA \
 180                 -c "Listen 127.0.0.1:$LIB_HTTPD_PORT" -k start \
 181                 >&3 2>&4
 182         if test $? -ne 0
 183         then
 184                 trap 'die' EXIT
 185                 cat "$HTTPD_ROOT_PATH"/error.log >&4 2>/dev/null
 186                 test_skip_or_die $GIT_TEST_HTTPD "web server setup failed"
 187         fi
 188 }
 189
 190 stop_httpd() {
 191         trap 'die' EXIT
 192
 193         "$LIB_HTTPD_PATH" -d "$HTTPD_ROOT_PATH" \
 194                 -f "$TEST_PATH/apache.conf" $HTTPD_PARA -k stop
 195 }
 196
 197 test_http_push_nonff () {
 198         REMOTE_REPO=$1
 199         LOCAL_REPO=$2
 200         BRANCH=$3
 201         EXPECT_CAS_RESULT=${4-failure}
 202
 203         test_expect_success 'non-fast-forward push fails' '
 204                 cd "$REMOTE_REPO" &&
 205                 HEAD=$(git rev-parse --verify HEAD) &&
 206
 207                 cd "$LOCAL_REPO" &&
 208                 git checkout $BRANCH &&
 209                 echo "changed" > path2 &&
 210                 git commit -a -m path2 --amend &&
 211
 212                 test_must_fail git push -v origin >output 2>&1 &&
 213                 (cd "$REMOTE_REPO" &&
 214                  test $HEAD = $(git rev-parse --verify HEAD))
 215         '
 216
 217         test_expect_success 'non-fast-forward push show ref status' '
 218                 grep "^ ! \[rejected\][ ]*$BRANCH -> $BRANCH (non-fast-forward)$" output
 219         '
 220
 221         test_expect_success 'non-fast-forward push shows help message' '
 222                 test_i18ngrep "Updates were rejected because" output
 223         '
 224
 225         test_expect_${EXPECT_CAS_RESULT} 'force with lease aka cas' '
 226                 HEAD=$( cd "$REMOTE_REPO" && git rev-parse --verify HEAD ) &&
 227                 test_when_finished '\''
 228                         (cd "$REMOTE_REPO" && git update-ref HEAD "$HEAD")
 229                 '\'' &&
 230                 (
 231                         cd "$LOCAL_REPO" &&
 232                         git push -v --force-with-lease=$BRANCH:$HEAD origin
 233                 ) &&
 234                 git rev-parse --verify "$BRANCH" >expect &&
 235                 (
 236                         cd "$REMOTE_REPO" && git rev-parse --verify HEAD
 237                 ) >actual &&
 238                 test_cmp expect actual
 239         '
 240 }
 241
 242 setup_askpass_helper() {
 243         test_expect_success 'setup askpass helper' '
 244                 write_script "$TRASH_DIRECTORY/askpass" <<-\EOF &&
 245                 echo >>"$TRASH_DIRECTORY/askpass-query" "askpass: $*" &&
 246                 case "$*" in
 247                 *Username*)
 248                         what=user
 249                         ;;
 250                 *Password*)
 251                         what=pass
 252                         ;;
 253                 esac &&
 254                 cat "$TRASH_DIRECTORY/askpass-$what"
 255                 EOF
 256                 GIT_ASKPASS="$TRASH_DIRECTORY/askpass" &&
 257                 export GIT_ASKPASS &&
 258                 export TRASH_DIRECTORY
 259         '
 260 }
 261
 262 set_askpass() {
 263         >"$TRASH_DIRECTORY/askpass-query" &&
 264         echo "$1" >"$TRASH_DIRECTORY/askpass-user" &&
 265         echo "$2" >"$TRASH_DIRECTORY/askpass-pass"
 266 }
 267
 268 expect_askpass() {
 269         dest=$HTTPD_DEST${3+/$3}
 270
 271         {
 272                 case "$1" in
 273                 none)
 274                         ;;
 275                 pass)
 276                         echo "askpass: Password for 'http://$2@$dest': "
 277                         ;;
 278                 both)
 279                         echo "askpass: Username for 'http://$dest': "
 280                         echo "askpass: Password for 'http://$2@$dest': "
 281                         ;;
 282                 *)
 283                         false
 284                         ;;
 285                 esac
 286         } >"$TRASH_DIRECTORY/askpass-expect" &&
 287         test_cmp "$TRASH_DIRECTORY/askpass-expect" \
 288                  "$TRASH_DIRECTORY/askpass-query"
 289 }