bin/lib

   1 # The Evaluator -- Shell Function Library
   2 # (c) 2001--2007 Martin Mares <mj@ucw.cz>
   3
   4 # General settings
   5 shopt -s dotglob
   6
   7 # Logging functions.
   8 # File handles used: fd1=log, fd2=progress
   9
  10 function log-init
  11 {
  12         exec >>$TDIR/log
  13         HAVE_LOG=1
  14 }
  15
  16 function pstart
  17 {
  18         echo >&2 -n "$@"
  19 }
  20
  21 function pcont
  22 {
  23         echo >&2 -n "$@"
  24 }
  25
  26 function pend
  27 {
  28         echo >&2 "$@"
  29 }
  30
  31 function die
  32 {
  33         # Report an internal error
  34         echo >&2 "$@"
  35         [ -n "$HAVE_LOG" ] && echo "Fatal error: $@"
  36         exit 2
  37 }
  38
  39 function fatal
  40 {
  41         # Report a fatal error in the program being tested
  42         echo >&2 "$@"
  43         [ -n "$HAVE_LOG" ] && echo "Fatal error: $@"
  44         exit 1
  45 }
  46
  47 function try-ln
  48 {
  49         ln $1 $2 2>/dev/null || cp $1 $2
  50 }
  51
  52 # Sandbox subroutines
  53
  54 function box-init
  55 {
  56         pstart "Preparing sandbox... "
  57         if [ -z "$TEST_USER" -o "$TEST_USER" == $EVAL_USER ] ; then
  58                 pcont "running locally (INSECURE), "
  59                 TEST_USER=$EVAL_USER
  60                 BOXDIR=box
  61                 BOXCMD=bin/box
  62                 mkdir -p box
  63         else
  64                 pcont "used account $TEST_USER, "
  65                 BOXDIR=$MO_ROOT/eval/$TEST_USER
  66                 BOXCMD=bin/box-$TEST_USER
  67         fi
  68         [ -d $BOXDIR -a -f $BOXCMD ] || die "Sandbox set up incorrectly"
  69         BOXCMD="$BOXCMD -c$BOXDIR"
  70         echo "Sandbox directory: $BOXDIR"
  71         echo "Sandbox command: $BOXCMD"
  72         box-clean
  73         pend "OK"
  74 }
  75
  76 function box-clean
  77 {
  78         [ -n "$BOXCMD" ] || die "box-init not called"
  79         rm -rf $BOXDIR/*
  80 }
  81
  82 # Initialization of testing directories
  83
  84 function dir-init
  85 {
  86         pstart "Initializing... "
  87         HDIR=.
  88         PDIR=problems/$PROBLEM
  89         SDIR=solutions/$CONTESTANT/$PROBLEM
  90         TDIR=testing/$CONTESTANT/$PROBLEM
  91         TMPDIR=tmp
  92         [ -d $PDIR ] || die "Problem $PROBLEM not known"
  93         [ -d $SDIR ] || fatal "Solution of $PROBLEM not found"
  94         mkdir -p $TDIR $TMPDIR
  95         rm -rf $TDIR $TMPDIR
  96         mkdir -p $TDIR $TMPDIR
  97         cat >$TDIR/log <<EOF
  98 Testing solution of $PROBLEM by $CONTESTANT
  99 Test started at `date`
 100 Contestant's solution directory: $SDIR
 101 Problem directory: $PDIR
 102 Testing directory: $TDIR
 103 EOF
 104         pend "OK"
 105 }
 106
 107 # Locate source file.
 108 # If no parameter is given, locate it in SDIR and return name as SRCN and extension as SRCEXT
 109 # Or a file name can be given and then SDIR, SRCN and SRCEXT are set.
 110 # Beware, SDIR and SRCN can contain spaces and other strange user-supplied characters.
 111
 112 function locate-source
 113 {
 114         pstart "Finding source... "
 115         local SBASE
 116         if [ -n "$1" ] ; then
 117                 SDIR=`dirname "$1"`
 118                 local S=`basename "$1"`
 119                 SBASE=$(echo "$S" | sed 's/\.\([^.]\+\)//')
 120                 SRCEXT=$(echo "$S" | sed '/\./!d; s/.*\.\([^.]\+\)/\1/')
 121                 if [ -n "$SRCEXT" ] ; then
 122                         # Full name given, so just check the extension and existence
 123                         SRCN="$S"
 124                         [ -f "$SDIR/$SRCN" ] || die "Cannot find source file $SDIR/$SRCN"
 125                         SRCEXT_OK=
 126                         for a in $EXTENSIONS ; do
 127                                 if [ $a == $SRCEXT ] ; then
 128                                         pend $SDIR/$SRCN
 129                                         echo "Explicitly set source file: $SDIR/$SRCN"
 130                                         return 0
 131                                 fi
 132                         done
 133                         die "Unknown extension .$SRCEXT"
 134                 fi
 135         else
 136                 SBASE=$PROBLEM
 137         fi
 138         for a in $EXTENSIONS ; do
 139                 if [ -f "$SDIR/$SBASE.$a" ] ; then
 140                         [ -z "$SRCN" ] || die "Multiple source files found: $SDIR/$PROBLEM.$a and $SDIR/$SRCN. Please fix."
 141                         SRCN="$SBASE.$a"
 142                         SRCEXT=$a
 143                 fi
 144         done
 145         [ -n "$SRCN" ] || fatal "NOT FOUND"
 146         pend $SRCN
 147         echo "Found source file: $SDIR/$SRCN"
 148 }
 149
 150 # Compilation (compile SDIR/SRCN with PDIR/COMP_EXTRAS to EXE=TDIR/PROBLEM)
 151
 152 function compile
 153 {
 154         pstart "Compiling... "
 155         # Beware, the original SRCN can be a strange user-supplied name
 156         SRC=$PROBLEM.$SRCEXT
 157         cp "$SDIR/$SRCN" $TDIR/$SRC
 158         if [ -n "$COMP_EXTRAS" ] ; then
 159                 echo "Extras: $COMP_EXTRAS"
 160                 for a in $COMP_EXTRAS ; do cp $PDIR/$a $TDIR/ ; done
 161         fi
 162         box-clean
 163         for a in $SRC $COMP_EXTRAS ; do cp $TDIR/$a $BOXDIR/ ; done
 164         EXE=$PROBLEM
 165         CCMD=COMP_$SRCEXT
 166         CCMD=`eval echo ${!CCMD}`
 167         COMP_SANDBOX_OPTS=`eval echo $COMP_SANDBOX_OPTS`
 168         echo "Compiler command: $CCMD"
 169         echo "Compiler sandbox options: $COMP_SANDBOX_OPTS"
 170         eval $COMP_SANDBOX_INIT
 171
 172         echo "Compiler input files:"
 173         ls -Al $BOXDIR
 174         echo "Compiler output:"
 175         if ! $BOXCMD $COMP_SANDBOX_OPTS -- $CCMD 2>$TDIR/compile.out ; then
 176                 COMPILE_MSG="`cat $TDIR/compile.out`"
 177                 pend "FAILED: $COMPILE_MSG"
 178                 echo "$COMPILE_MSG"
 179                 return 1
 180         fi
 181         cat $TDIR/compile.out
 182         rm $TDIR/compile.out
 183         echo "Compiler output files:"
 184         ls -Al $BOXDIR
 185         if [ ! -f $BOXDIR/$PROBLEM ] ; then
 186                 pend "FAILED: Missing executable file"
 187                 echo "Missing executable file"
 188                 return 1
 189         fi
 190         EXE=$TDIR/$PROBLEM
 191         cp -a $BOXDIR/$PROBLEM $EXE
 192         echo "Compiled OK, result copied to $EXE"
 193         pend "OK"
 194 }
 195
 196 # Running of test program according to current task type (returns exit code and TEST_MSG)
 197
 198 function test-run
 199 {
 200         test-run-$TASK_TYPE
 201 }
 202
 203 function test-result
 204 {
 205         P=$1
 206         M=$2
 207         if [ -s $TDIR/$TEST.pts ] ; then
 208                 P=`cat $TDIR/$TEST.pts`
 209                 rm $TDIR/$TEST.pts
 210         fi
 211         echo "Verdict: $M"
 212         echo "Points: $P"
 213         test-verdict $P "$M"
 214 }
 215
 216 function test-prolog
 217 {
 218         pcont "<init> "
 219         box-clean
 220         echo "Executable file: $TDIR/$PROBLEM"
 221         if [ ! -x $TDIR/$PROBLEM ] ; then
 222                 test-result 0 "Compile error."
 223         fi
 224         cp $TDIR/$PROBLEM $BOXDIR/
 225         BOX_EXTRAS=
 226         IN_TYPE=${IN_TYPE:-$IO_TYPE}
 227         OUT_TYPE=${OUT_TYPE:-$IO_TYPE}
 228         case $IN_TYPE in
 229                 file)   echo "Input file: $PROBLEM.in (from $PDIR/$TEST.in)"
 230                         try-ln $PDIR/$TEST.in $TDIR/$TEST.in
 231                         cp $PDIR/$TEST.in $BOXDIR/$PROBLEM.in
 232                         [ $TASK_TYPE == interactive ] || BOX_EXTRAS="$BOX_EXTRAS -i/dev/null"
 233                         ;;
 234                 stdio)  echo "Input file: <stdin> (from $PDIR/$TEST.in)"
 235                         try-ln $PDIR/$TEST.in $TDIR/$TEST.in
 236                         cp $PDIR/$TEST.in $BOXDIR/.stdin
 237                         BOX_EXTRAS="$BOX_EXTRAS -i.stdin"
 238                         ;;
 239                 none)   echo "Input file: <none>"
 240                         ;;
 241                 *)      die "Unknown IN_TYPE $IN_TYPE"
 242                         ;;
 243         esac
 244         case $OUT_TYPE in
 245                 file)   echo "Output file: $PROBLEM.out"
 246                         [ $TASK_TYPE == interactive ] || BOX_EXTRAS="$BOX_EXTRAS -o/dev/null"
 247                         ;;
 248                 stdio)  echo "Output file: <stdout>"
 249                         BOX_EXTRAS="$BOX_EXTRAS -o.stdout"
 250                         ;;
 251                 none)   echo "Output file: <none>"
 252                         ;;
 253                 *)      die "Unknown OUT_TYPE $OUT_TYPE"
 254                         ;;
 255         esac
 256         echo "Timeout: $TIME_LIMIT s"
 257         echo "Memory: $MEM_LIMIT KB"
 258         eval $SANDBOX_INIT
 259         echo "Sandbox contents before start:"
 260         ls -Al $BOXDIR
 261 }
 262
 263 function test-epilog
 264 {
 265         echo "Sandbox contents after exit:"
 266         ls -Al $BOXDIR
 267         case ${OUT_TYPE:-$IO_TYPE} in
 268                 file)   [ -f $BOXDIR/$PROBLEM.out ] || test-result 0 "No output file."
 269                         cp $BOXDIR/$PROBLEM.out $TDIR/$TEST.out
 270                         ;;
 271                 stdio)  [ -f $BOXDIR/.stdout ] || test-result 0 "No output file."
 272                         cp $BOXDIR/.stdout $TDIR/$TEST.out
 273                         ;;
 274         esac
 275 }
 276
 277 # Running of test program with file input/output
 278
 279 function test-run-file
 280 {
 281         test-prolog
 282         pcont "<run> "
 283         BOXOPTS="`eval echo $TEST_SANDBOX_OPTS`$BOX_EXTRAS"
 284         echo "Sandbox options: $BOXOPTS"
 285         if ! $BOXCMD $BOXOPTS -- ./$PROBLEM 2>$TMPDIR/exec.out ; then
 286                 cat $TMPDIR/exec.out
 287                 MSG=`tail -1 $TMPDIR/exec.out`
 288                 test-result 0 "$MSG"
 289         fi
 290         cat $TMPDIR/exec.out
 291         test-epilog
 292 }
 293
 294 # Running of interactive test programs
 295
 296 function test-run-interactive
 297 {
 298         test-prolog
 299         pcont "<run> "
 300         BOXOPTS="`eval echo $TEST_SANDBOX_OPTS`$BOX_EXTRAS"
 301         echo "Sandbox options: $BOXOPTS"
 302         ICCMD=`eval echo $IA_CHECK`
 303         echo "Interactive checker: $ICCMD"
 304         if ! $HDIR/bin/iwrapper $BOXCMD $BOXOPTS -- ./$PROBLEM @@ $ICCMD 2>$TMPDIR/exec.out ; then
 305                 cat $TMPDIR/exec.out
 306                 MSG="`head -1 $TMPDIR/exec.out`"
 307                 test-result 0 "$MSG"
 308         fi
 309         cat $TMPDIR/exec.out
 310         test-epilog
 311 }
 312
 313 # Syntax checks
 314
 315 function syntax-check
 316 {
 317         [ -n "$SYNTAX_CHECK" ] || return 0
 318         pcont "<syntax> "
 319         SCHECK=`eval echo $SYNTAX_CHECK`
 320         echo "Syntax check command: $SCHECK"
 321         if ! eval $SCHECK 2>$TMPDIR/exec.out ; then
 322                 cat $TMPDIR/exec.out
 323                 MSG=`tail -1 $TMPDIR/exec.out`
 324                 if [ -z "$MSG" ] ; then MSG="Wrong syntax." ; fi
 325                 test-result 0 "$MSG"
 326         fi
 327         cat $TMPDIR/exec.out
 328 }
 329
 330 # Output checks
 331
 332 function output-check
 333 {
 334         MSG=
 335         if [ -n "$OUTPUT_CHECK" -a "$OUT_TYPE" != none ] ; then
 336                 pcont "<check> "
 337                 [ -f $PDIR/$TEST.out ] && ln $PDIR/$TEST.out $TDIR/$TEST.ok
 338                 OCHECK=`eval echo $OUTPUT_CHECK`
 339                 echo "Output check command: $OCHECK"
 340                 if ! eval $OCHECK 2>$TMPDIR/exec.out ; then
 341                         cat $TMPDIR/exec.out
 342                         MSG=`tail -1 $TMPDIR/exec.out`
 343                         if [ -z "$MSG" ] ; then MSG="Wrong answer." ; fi
 344                         test-result 0 "$MSG"
 345                 fi
 346                 cat $TMPDIR/exec.out
 347                 MSG=`tail -1 $TMPDIR/exec.out`
 348         fi
 349         if [ -z "$MSG" ] ; then MSG="OK" ; fi
 350         test-result $POINTS_PER_TEST "$MSG"
 351 }
 352
 353 # Setup of public commands
 354
 355 function public-setup
 356 {
 357         HDIR=$MO_ROOT
 358         PDIR=$MO_ROOT/problems/$PROBLEM
 359         SDIR=.
 360         TDIR=~/.test
 361         TMPDIR=~/.test
 362         [ -d $PDIR ] || die "Unknown problem $PROBLEM"
 363
 364         pstart "Initializing... "
 365         mkdir -p $TDIR
 366         rm -rf $TDIR/*
 367         BOXDIR=~/.box
 368         mkdir -p $BOXDIR
 369         rm -rf $BOXDIR/*
 370         BOXCMD="$MO_ROOT/bin/box -c$BOXDIR"
 371         exec >check-log
 372         pend "OK  (see 'check-log' for details)"
 373 }
 374
 375 # Locate output of open data problem, test case TEST
 376 # Beware, SDIR and SRCN can contain spaces and other strange user-supplied characters.
 377
 378 function open-locate
 379 {
 380         [ -f $PDIR/$TEST.in ] || die "Unknown test $TEST"
 381         if [ -n "$1" ] ; then
 382                 SDIR=`dirname "$1"`
 383                 SRCN=`basename "$1"`
 384         else
 385                 SRCN=$SDIR/$PROBLEM$TEST.out
 386         fi
 387         [ -f $SRCN ] || fatal "Output file $SRCN not found"
 388 }