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 NOT_ROOT; 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 install_script () {
 114         write_script "$HTTPD_ROOT_PATH/$1" <"$TEST_PATH/$1"
 115 }
 116
 117 prepare_httpd() {
 118         mkdir -p "$HTTPD_DOCUMENT_ROOT_PATH"
 119         cp "$TEST_PATH"/passwd "$HTTPD_ROOT_PATH"
 120         install_script broken-smart-http.sh
 121         install_script error.sh
 122
 123         ln -s "$LIB_HTTPD_MODULE_PATH" "$HTTPD_ROOT_PATH/modules"
 124
 125         if test -n "$LIB_HTTPD_SSL"
 126         then
 127                 HTTPD_PROTO=https
 128
 129                 RANDFILE_PATH="$HTTPD_ROOT_PATH"/.rnd openssl req \
 130                         -config "$TEST_PATH/ssl.cnf" \
 131                         -new -x509 -nodes \
 132                         -out "$HTTPD_ROOT_PATH/httpd.pem" \
 133                         -keyout "$HTTPD_ROOT_PATH/httpd.pem"
 134                 GIT_SSL_NO_VERIFY=t
 135                 export GIT_SSL_NO_VERIFY
 136                 HTTPD_PARA="$HTTPD_PARA -DSSL"
 137         else
 138                 HTTPD_PROTO=http
 139         fi
 140         HTTPD_DEST=127.0.0.1:$LIB_HTTPD_PORT
 141         HTTPD_URL=$HTTPD_PROTO://$HTTPD_DEST
 142         HTTPD_URL_USER=$HTTPD_PROTO://user%40host@$HTTPD_DEST
 143         HTTPD_URL_USER_PASS=$HTTPD_PROTO://user%40host:pass%40host@$HTTPD_DEST
 144
 145         if test -n "$LIB_HTTPD_DAV" || test -n "$LIB_HTTPD_SVN"
 146         then
 147                 HTTPD_PARA="$HTTPD_PARA -DDAV"
 148
 149                 if test -n "$LIB_HTTPD_SVN"
 150                 then
 151                         HTTPD_PARA="$HTTPD_PARA -DSVN"
 152                         rawsvnrepo="$HTTPD_ROOT_PATH/svnrepo"
 153                         svnrepo="http://127.0.0.1:$LIB_HTTPD_PORT/svn"
 154                 fi
 155         fi
 156 }
 157
 158 start_httpd() {
 159         prepare_httpd >&3 2>&4
 160
 161         trap 'code=$?; stop_httpd; (exit $code); die' EXIT
 162
 163         "$LIB_HTTPD_PATH" -d "$HTTPD_ROOT_PATH" \
 164                 -f "$TEST_PATH/apache.conf" $HTTPD_PARA \
 165                 -c "Listen 127.0.0.1:$LIB_HTTPD_PORT" -k start \
 166                 >&3 2>&4
 167         if test $? -ne 0
 168         then
 169                 trap 'die' EXIT
 170                 test_skip_or_die $GIT_TEST_HTTPD "web server setup failed"
 171         fi
 172 }
 173
 174 stop_httpd() {
 175         trap 'die' EXIT
 176
 177         "$LIB_HTTPD_PATH" -d "$HTTPD_ROOT_PATH" \
 178                 -f "$TEST_PATH/apache.conf" $HTTPD_PARA -k stop
 179 }
 180
 181 test_http_push_nonff () {
 182         REMOTE_REPO=$1
 183         LOCAL_REPO=$2
 184         BRANCH=$3
 185         EXPECT_CAS_RESULT=${4-failure}
 186
 187         test_expect_success 'non-fast-forward push fails' '
 188                 cd "$REMOTE_REPO" &&
 189                 HEAD=$(git rev-parse --verify HEAD) &&
 190
 191                 cd "$LOCAL_REPO" &&
 192                 git checkout $BRANCH &&
 193                 echo "changed" > path2 &&
 194                 git commit -a -m path2 --amend &&
 195
 196                 test_must_fail git push -v origin >output 2>&1 &&
 197                 (cd "$REMOTE_REPO" &&
 198                  test $HEAD = $(git rev-parse --verify HEAD))
 199         '
 200
 201         test_expect_success 'non-fast-forward push show ref status' '
 202                 grep "^ ! \[rejected\][ ]*$BRANCH -> $BRANCH (non-fast-forward)$" output
 203         '
 204
 205         test_expect_success 'non-fast-forward push shows help message' '
 206                 test_i18ngrep "Updates were rejected because" output
 207         '
 208
 209         test_expect_${EXPECT_CAS_RESULT} 'force with lease aka cas' '
 210                 HEAD=$( cd "$REMOTE_REPO" && git rev-parse --verify HEAD ) &&
 211                 test_when_finished '\''
 212                         (cd "$REMOTE_REPO" && git update-ref HEAD "$HEAD")
 213                 '\'' &&
 214                 (
 215                         cd "$LOCAL_REPO" &&
 216                         git push -v --force-with-lease=$BRANCH:$HEAD origin
 217                 ) &&
 218                 git rev-parse --verify "$BRANCH" >expect &&
 219                 (
 220                         cd "$REMOTE_REPO" && git rev-parse --verify HEAD
 221                 ) >actual &&
 222                 test_cmp expect actual
 223         '
 224 }
 225
 226 setup_askpass_helper() {
 227         test_expect_success 'setup askpass helper' '
 228                 write_script "$TRASH_DIRECTORY/askpass" <<-\EOF &&
 229                 echo >>"$TRASH_DIRECTORY/askpass-query" "askpass: $*" &&
 230                 case "$*" in
 231                 *Username*)
 232                         what=user
 233                         ;;
 234                 *Password*)
 235                         what=pass
 236                         ;;
 237                 esac &&
 238                 cat "$TRASH_DIRECTORY/askpass-$what"
 239                 EOF
 240                 GIT_ASKPASS="$TRASH_DIRECTORY/askpass" &&
 241                 export GIT_ASKPASS &&
 242                 export TRASH_DIRECTORY
 243         '
 244 }
 245
 246 set_askpass() {
 247         >"$TRASH_DIRECTORY/askpass-query" &&
 248         echo "$1" >"$TRASH_DIRECTORY/askpass-user" &&
 249         echo "$2" >"$TRASH_DIRECTORY/askpass-pass"
 250 }
 251
 252 expect_askpass() {
 253         dest=$HTTPD_DEST${3+/$3}
 254
 255         {
 256                 case "$1" in
 257                 none)
 258                         ;;
 259                 pass)
 260                         echo "askpass: Password for 'http://$2@$dest': "
 261                         ;;
 262                 both)
 263                         echo "askpass: Username for 'http://$dest': "
 264                         echo "askpass: Password for 'http://$2@$dest': "
 265                         ;;
 266                 *)
 267                         false
 268                         ;;
 269                 esac
 270         } >"$TRASH_DIRECTORY/askpass-expect" &&
 271         test_cmp "$TRASH_DIRECTORY/askpass-expect" \
 272                  "$TRASH_DIRECTORY/askpass-query"
 273 }