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=$GIT_VALGRIND_OPTIONS; export GIT_VALGRIND_OPTIONS
  82 GIT_TRACE=$GIT_TRACE; export GIT_TRACE
  83
  84 if ! test -x "$LIB_HTTPD_PATH"
  85 then
  86         test_skip_or_die $GIT_TEST_HTTPD "no web server found at '$LIB_HTTPD_PATH'"
  87 fi
  88
  89 HTTPD_VERSION=`$LIB_HTTPD_PATH -v | \
  90         sed -n 's/^Server version: Apache\/\([0-9]*\)\..*$/\1/p; q'`
  91
  92 if test -n "$HTTPD_VERSION"
  93 then
  94         if test -z "$LIB_HTTPD_MODULE_PATH"
  95         then
  96                 if ! test $HTTPD_VERSION -ge 2
  97                 then
  98                         test_skip_or_die $GIT_TEST_HTTPD \
  99                                 "at least Apache version 2 is required"
 100                 fi
 101                 if ! test -d "$DEFAULT_HTTPD_MODULE_PATH"
 102                 then
 103                         test_skip_or_die $GIT_TEST_HTTPD \
 104                                 "Apache module directory not found"
 105                 fi
 106
 107                 LIB_HTTPD_MODULE_PATH="$DEFAULT_HTTPD_MODULE_PATH"
 108         fi
 109 else
 110         test_skip_or_die $GIT_TEST_HTTPD \
 111                 "Could not identify web server at '$LIB_HTTPD_PATH'"
 112 fi
 113
 114 install_script () {
 115         write_script "$HTTPD_ROOT_PATH/$1" <"$TEST_PATH/$1"
 116 }
 117
 118 prepare_httpd() {
 119         mkdir -p "$HTTPD_DOCUMENT_ROOT_PATH"
 120         cp "$TEST_PATH"/passwd "$HTTPD_ROOT_PATH"
 121         install_script broken-smart-http.sh
 122         install_script error.sh
 123
 124         ln -s "$LIB_HTTPD_MODULE_PATH" "$HTTPD_ROOT_PATH/modules"
 125
 126         if test -n "$LIB_HTTPD_SSL"
 127         then
 128                 HTTPD_PROTO=https
 129
 130                 RANDFILE_PATH="$HTTPD_ROOT_PATH"/.rnd openssl req \
 131                         -config "$TEST_PATH/ssl.cnf" \
 132                         -new -x509 -nodes \
 133                         -out "$HTTPD_ROOT_PATH/httpd.pem" \
 134                         -keyout "$HTTPD_ROOT_PATH/httpd.pem"
 135                 GIT_SSL_NO_VERIFY=t
 136                 export GIT_SSL_NO_VERIFY
 137                 HTTPD_PARA="$HTTPD_PARA -DSSL"
 138         else
 139                 HTTPD_PROTO=http
 140         fi
 141         HTTPD_DEST=127.0.0.1:$LIB_HTTPD_PORT
 142         HTTPD_URL=$HTTPD_PROTO://$HTTPD_DEST
 143         HTTPD_URL_USER=$HTTPD_PROTO://user%40host@$HTTPD_DEST
 144         HTTPD_URL_USER_PASS=$HTTPD_PROTO://user%40host:pass%40host@$HTTPD_DEST
 145
 146         if test -n "$LIB_HTTPD_DAV" || test -n "$LIB_HTTPD_SVN"
 147         then
 148                 HTTPD_PARA="$HTTPD_PARA -DDAV"
 149
 150                 if test -n "$LIB_HTTPD_SVN"
 151                 then
 152                         HTTPD_PARA="$HTTPD_PARA -DSVN"
 153                         rawsvnrepo="$HTTPD_ROOT_PATH/svnrepo"
 154                         svnrepo="http://127.0.0.1:$LIB_HTTPD_PORT/svn"
 155                 fi
 156         fi
 157 }
 158
 159 start_httpd() {
 160         prepare_httpd >&3 2>&4
 161
 162         trap 'code=$?; stop_httpd; (exit $code); die' EXIT
 163
 164         "$LIB_HTTPD_PATH" -d "$HTTPD_ROOT_PATH" \
 165                 -f "$TEST_PATH/apache.conf" $HTTPD_PARA \
 166                 -c "Listen 127.0.0.1:$LIB_HTTPD_PORT" -k start \
 167                 >&3 2>&4
 168         if test $? -ne 0
 169         then
 170                 trap 'die' EXIT
 171                 test_skip_or_die $GIT_TEST_HTTPD "web server setup failed"
 172         fi
 173 }
 174
 175 stop_httpd() {
 176         trap 'die' EXIT
 177
 178         "$LIB_HTTPD_PATH" -d "$HTTPD_ROOT_PATH" \
 179                 -f "$TEST_PATH/apache.conf" $HTTPD_PARA -k stop
 180 }
 181
 182 test_http_push_nonff () {
 183         REMOTE_REPO=$1
 184         LOCAL_REPO=$2
 185         BRANCH=$3
 186         EXPECT_CAS_RESULT=${4-failure}
 187
 188         test_expect_success 'non-fast-forward push fails' '
 189                 cd "$REMOTE_REPO" &&
 190                 HEAD=$(git rev-parse --verify HEAD) &&
 191
 192                 cd "$LOCAL_REPO" &&
 193                 git checkout $BRANCH &&
 194                 echo "changed" > path2 &&
 195                 git commit -a -m path2 --amend &&
 196
 197                 test_must_fail git push -v origin >output 2>&1 &&
 198                 (cd "$REMOTE_REPO" &&
 199                  test $HEAD = $(git rev-parse --verify HEAD))
 200         '
 201
 202         test_expect_success 'non-fast-forward push show ref status' '
 203                 grep "^ ! \[rejected\][ ]*$BRANCH -> $BRANCH (non-fast-forward)$" output
 204         '
 205
 206         test_expect_success 'non-fast-forward push shows help message' '
 207                 test_i18ngrep "Updates were rejected because" output
 208         '
 209
 210         test_expect_${EXPECT_CAS_RESULT} 'force with lease aka cas' '
 211                 HEAD=$( cd "$REMOTE_REPO" && git rev-parse --verify HEAD ) &&
 212                 test_when_finished '\''
 213                         (cd "$REMOTE_REPO" && git update-ref HEAD "$HEAD")
 214                 '\'' &&
 215                 (
 216                         cd "$LOCAL_REPO" &&
 217                         git push -v --force-with-lease=$BRANCH:$HEAD origin
 218                 ) &&
 219                 git rev-parse --verify "$BRANCH" >expect &&
 220                 (
 221                         cd "$REMOTE_REPO" && git rev-parse --verify HEAD
 222                 ) >actual &&
 223                 test_cmp expect actual
 224         '
 225 }
 226
 227 setup_askpass_helper() {
 228         test_expect_success 'setup askpass helper' '
 229                 write_script "$TRASH_DIRECTORY/askpass" <<-\EOF &&
 230                 echo >>"$TRASH_DIRECTORY/askpass-query" "askpass: $*" &&
 231                 case "$*" in
 232                 *Username*)
 233                         what=user
 234                         ;;
 235                 *Password*)
 236                         what=pass
 237                         ;;
 238                 esac &&
 239                 cat "$TRASH_DIRECTORY/askpass-$what"
 240                 EOF
 241                 GIT_ASKPASS="$TRASH_DIRECTORY/askpass" &&
 242                 export GIT_ASKPASS &&
 243                 export TRASH_DIRECTORY
 244         '
 245 }
 246
 247 set_askpass() {
 248         >"$TRASH_DIRECTORY/askpass-query" &&
 249         echo "$1" >"$TRASH_DIRECTORY/askpass-user" &&
 250         echo "$2" >"$TRASH_DIRECTORY/askpass-pass"
 251 }
 252
 253 expect_askpass() {
 254         dest=$HTTPD_DEST${3+/$3}
 255
 256         {
 257                 case "$1" in
 258                 none)
 259                         ;;
 260                 pass)
 261                         echo "askpass: Password for 'http://$2@$dest': "
 262                         ;;
 263                 both)
 264                         echo "askpass: Username for 'http://$dest': "
 265                         echo "askpass: Password for 'http://$2@$dest': "
 266                         ;;
 267                 *)
 268                         false
 269                         ;;
 270                 esac
 271         } >"$TRASH_DIRECTORY/askpass-expect" &&
 272         test_cmp "$TRASH_DIRECTORY/askpass-expect" \
 273                  "$TRASH_DIRECTORY/askpass-query"
 274 }