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 #       . "$TEST_DIRECTORY"/lib-httpd.sh
   9 #       start_httpd
  10 #
  11 #       test_expect_success '...' '
  12 #               ...
  13 #       '
  14 #
  15 #       test_expect_success ...
  16 #
  17 #       stop_httpd
  18 #       test_done
  19 #
  20 # Can be configured using the following variables.
  21 #
  22 #    GIT_TEST_HTTPD              enable HTTPD tests
  23 #    LIB_HTTPD_PATH              web server path
  24 #    LIB_HTTPD_MODULE_PATH       web server modules path
  25 #    LIB_HTTPD_PORT              listening port
  26 #    LIB_HTTPD_DAV               enable DAV
  27 #    LIB_HTTPD_SVN               enable SVN
  28 #    LIB_HTTPD_SSL               enable SSL
  29 #
  30 # Copyright (c) 2008 Clemens Buchacher <drizzd@aon.at>
  31 #
  32
  33 test_tristate GIT_TEST_HTTPD
  34 if test "$GIT_TEST_HTTPD" = false
  35 then
  36         skip_all="Network testing disabled (unset GIT_TEST_HTTPD to enable)"
  37         test_done
  38 fi
  39
  40 if ! test_have_prereq SANITY; then
  41         test_skip_or_die $GIT_TEST_HTTPD \
  42                 "Cannot run httpd tests as root"
  43 fi
  44
  45 HTTPD_PARA=""
  46
  47 for DEFAULT_HTTPD_PATH in '/usr/sbin/httpd' '/usr/sbin/apache2'
  48 do
  49         if test -x "$DEFAULT_HTTPD_PATH"
  50         then
  51                 break
  52         fi
  53 done
  54
  55 for DEFAULT_HTTPD_MODULE_PATH in '/usr/libexec/apache2' \
  56                                  '/usr/lib/apache2/modules' \
  57                                  '/usr/lib64/httpd/modules' \
  58                                  '/usr/lib/httpd/modules'
  59 do
  60         if test -d "$DEFAULT_HTTPD_MODULE_PATH"
  61         then
  62                 break
  63         fi
  64 done
  65
  66 case $(uname) in
  67         Darwin)
  68                 HTTPD_PARA="$HTTPD_PARA -DDarwin"
  69         ;;
  70 esac
  71
  72 LIB_HTTPD_PATH=${LIB_HTTPD_PATH-"$DEFAULT_HTTPD_PATH"}
  73 LIB_HTTPD_PORT=${LIB_HTTPD_PORT-${this_test#t}}
  74
  75 TEST_PATH="$TEST_DIRECTORY"/lib-httpd
  76 HTTPD_ROOT_PATH="$PWD"/httpd
  77 HTTPD_DOCUMENT_ROOT_PATH=$HTTPD_ROOT_PATH/www
  78
  79 # hack to suppress apache PassEnv warnings
  80 GIT_VALGRIND=$GIT_VALGRIND; export GIT_VALGRIND
  81 GIT_VALGRIND_OPTIONS=$GIT_VALGRIND_OPTIONS; export GIT_VALGRIND_OPTIONS
  82
  83 if ! test -x "$LIB_HTTPD_PATH"
  84 then
  85         test_skip_or_die $GIT_TEST_HTTPD "no web server found at '$LIB_HTTPD_PATH'"
  86 fi
  87
  88 HTTPD_VERSION=`$LIB_HTTPD_PATH -v | \
  89         sed -n 's/^Server version: Apache\/\([0-9]*\)\..*$/\1/p; q'`
  90
  91 if test -n "$HTTPD_VERSION"
  92 then
  93         if test -z "$LIB_HTTPD_MODULE_PATH"
  94         then
  95                 if ! test $HTTPD_VERSION -ge 2
  96                 then
  97                         test_skip_or_die $GIT_TEST_HTTPD \
  98                                 "at least Apache version 2 is required"
  99                 fi
 100                 if ! test -d "$DEFAULT_HTTPD_MODULE_PATH"
 101                 then
 102                         test_skip_or_die $GIT_TEST_HTTPD \
 103                                 "Apache module directory not found"
 104                 fi
 105
 106                 LIB_HTTPD_MODULE_PATH="$DEFAULT_HTTPD_MODULE_PATH"
 107         fi
 108 else
 109         test_skip_or_die $GIT_TEST_HTTPD \
 110                 "Could not identify web server at '$LIB_HTTPD_PATH'"
 111 fi
 112
 113 prepare_httpd() {
 114         mkdir -p "$HTTPD_DOCUMENT_ROOT_PATH"
 115         cp "$TEST_PATH"/passwd "$HTTPD_ROOT_PATH"
 116         cp "$TEST_PATH"/broken-smart-http.sh "$HTTPD_ROOT_PATH"
 117
 118         ln -s "$LIB_HTTPD_MODULE_PATH" "$HTTPD_ROOT_PATH/modules"
 119
 120         if test -n "$LIB_HTTPD_SSL"
 121         then
 122                 HTTPD_PROTO=https
 123
 124                 RANDFILE_PATH="$HTTPD_ROOT_PATH"/.rnd openssl req \
 125                         -config "$TEST_PATH/ssl.cnf" \
 126                         -new -x509 -nodes \
 127                         -out "$HTTPD_ROOT_PATH/httpd.pem" \
 128                         -keyout "$HTTPD_ROOT_PATH/httpd.pem"
 129                 GIT_SSL_NO_VERIFY=t
 130                 export GIT_SSL_NO_VERIFY
 131                 HTTPD_PARA="$HTTPD_PARA -DSSL"
 132         else
 133                 HTTPD_PROTO=http
 134         fi
 135         HTTPD_DEST=127.0.0.1:$LIB_HTTPD_PORT
 136         HTTPD_URL=$HTTPD_PROTO://$HTTPD_DEST
 137         HTTPD_URL_USER=$HTTPD_PROTO://user%40host@$HTTPD_DEST
 138         HTTPD_URL_USER_PASS=$HTTPD_PROTO://user%40host:pass%40host@$HTTPD_DEST
 139
 140         if test -n "$LIB_HTTPD_DAV" -o -n "$LIB_HTTPD_SVN"
 141         then
 142                 HTTPD_PARA="$HTTPD_PARA -DDAV"
 143
 144                 if test -n "$LIB_HTTPD_SVN"
 145                 then
 146                         HTTPD_PARA="$HTTPD_PARA -DSVN"
 147                         rawsvnrepo="$HTTPD_ROOT_PATH/svnrepo"
 148                         svnrepo="http://127.0.0.1:$LIB_HTTPD_PORT/svn"
 149                 fi
 150         fi
 151 }
 152
 153 start_httpd() {
 154         prepare_httpd >&3 2>&4
 155
 156         trap 'code=$?; stop_httpd; (exit $code); die' EXIT
 157
 158         "$LIB_HTTPD_PATH" -d "$HTTPD_ROOT_PATH" \
 159                 -f "$TEST_PATH/apache.conf" $HTTPD_PARA \
 160                 -c "Listen 127.0.0.1:$LIB_HTTPD_PORT" -k start \
 161                 >&3 2>&4
 162         if test $? -ne 0
 163         then
 164                 trap 'die' EXIT
 165                 test_skip_or_die $GIT_TEST_HTTPD "web server setup failed"
 166         fi
 167 }
 168
 169 stop_httpd() {
 170         trap 'die' EXIT
 171
 172         "$LIB_HTTPD_PATH" -d "$HTTPD_ROOT_PATH" \
 173                 -f "$TEST_PATH/apache.conf" $HTTPD_PARA -k stop
 174 }
 175
 176 test_http_push_nonff () {
 177         REMOTE_REPO=$1
 178         LOCAL_REPO=$2
 179         BRANCH=$3
 180         EXPECT_CAS_RESULT=${4-failure}
 181
 182         test_expect_success 'non-fast-forward push fails' '
 183                 cd "$REMOTE_REPO" &&
 184                 HEAD=$(git rev-parse --verify HEAD) &&
 185
 186                 cd "$LOCAL_REPO" &&
 187                 git checkout $BRANCH &&
 188                 echo "changed" > path2 &&
 189                 git commit -a -m path2 --amend &&
 190
 191                 test_must_fail git push -v origin >output 2>&1 &&
 192                 (cd "$REMOTE_REPO" &&
 193                  test $HEAD = $(git rev-parse --verify HEAD))
 194         '
 195
 196         test_expect_success 'non-fast-forward push show ref status' '
 197                 grep "^ ! \[rejected\][ ]*$BRANCH -> $BRANCH (non-fast-forward)$" output
 198         '
 199
 200         test_expect_success 'non-fast-forward push shows help message' '
 201                 test_i18ngrep "Updates were rejected because" output
 202         '
 203
 204         test_expect_${EXPECT_CAS_RESULT} 'force with lease aka cas' '
 205                 HEAD=$( cd "$REMOTE_REPO" && git rev-parse --verify HEAD ) &&
 206                 test_when_finished '\''
 207                         (cd "$REMOTE_REPO" && git update-ref HEAD "$HEAD")
 208                 '\'' &&
 209                 (
 210                         cd "$LOCAL_REPO" &&
 211                         git push -v --force-with-lease=$BRANCH:$HEAD origin
 212                 ) &&
 213                 git rev-parse --verify "$BRANCH" >expect &&
 214                 (
 215                         cd "$REMOTE_REPO" && git rev-parse --verify HEAD
 216                 ) >actual &&
 217                 test_cmp expect actual
 218         '
 219 }
 220
 221 setup_askpass_helper() {
 222         test_expect_success 'setup askpass helper' '
 223                 write_script "$TRASH_DIRECTORY/askpass" <<-\EOF &&
 224                 echo >>"$TRASH_DIRECTORY/askpass-query" "askpass: $*" &&
 225                 case "$*" in
 226                 *Username*)
 227                         what=user
 228                         ;;
 229                 *Password*)
 230                         what=pass
 231                         ;;
 232                 esac &&
 233                 cat "$TRASH_DIRECTORY/askpass-$what"
 234                 EOF
 235                 GIT_ASKPASS="$TRASH_DIRECTORY/askpass" &&
 236                 export GIT_ASKPASS &&
 237                 export TRASH_DIRECTORY
 238         '
 239 }
 240
 241 set_askpass() {
 242         >"$TRASH_DIRECTORY/askpass-query" &&
 243         echo "$1" >"$TRASH_DIRECTORY/askpass-user" &&
 244         echo "$2" >"$TRASH_DIRECTORY/askpass-pass"
 245 }
 246
 247 expect_askpass() {
 248         dest=$HTTPD_DEST${3+/$3}
 249
 250         {
 251                 case "$1" in
 252                 none)
 253                         ;;
 254                 pass)
 255                         echo "askpass: Password for 'http://$2@$dest': "
 256                         ;;
 257                 both)
 258                         echo "askpass: Username for 'http://$dest': "
 259                         echo "askpass: Password for 'http://$2@$dest': "
 260                         ;;
 261                 *)
 262                         false
 263                         ;;
 264                 esac
 265         } >"$TRASH_DIRECTORY/askpass-expect" &&
 266         test_cmp "$TRASH_DIRECTORY/askpass-expect" \
 267                  "$TRASH_DIRECTORY/askpass-query"
 268 }