Upgrade to 18.04. Fix RE bugs

build-container.sh

@@ -16,11 +16,11 @@ cp -a /usr/bin/clang++ $1/usr/bin/clang++
 cp /usr/bin/as $1/usr/bin/as
 cp /usr/bin/ld $1/usr/bin/ld
 cp /usr/bin/make $1/usr/bin/make
-cp /usr/bin/python3.5 $1/usr/bin/python3.5
+cp /usr/bin/python3.6 $1/usr/bin/python3.6
 cp -a /usr/lib/x86_64-linux-gnu $1/usr/lib/x86_64-linux-gnu
 cp -a /usr/lib/gcc $1/usr/lib/gcc
-cp -a /usr/lib/llvm-3.8 $1/usr/lib/llvm-3.8
-cp -a /usr/lib/python3.5 $1/usr/lib/python3.5
+cp -a /usr/lib/llvm-6.0 $1/usr/lib/llvm-6.0
+cp -a /usr/lib/python3.6 $1/usr/lib/python3.6
 cp -a /usr/lib/locale $1/usr/lib/locale
 cp -a /usr/include $1/usr/include
 cp -a /lib/x86_64-linux-gnu $1/lib/x86_64-linux-gnu

docs/index.rst

@@ -14,11 +14,11 @@ It requires root permission to run. The host must have the full ``Linux namespac
 Requirements
 ------------
 
-- python3 >= 3.4
+- python3 >= 3.6
 - python3-pip
-- gcc >= 5
-- g++ >= 5
-- clang >= 3.6
+- gcc >= 7.4
+- g++ >= 7.4
+- clang >= 6.0
 - cmake >= 2.8
 - libcgroup-dev >= 0.41
 - acl
@@ -27,7 +27,7 @@ Requirements
 Installation
 ------------
 
-build-container.sh is used to copy files from the host to create the container. Currently, it is designed for ``Ubuntu 15.10 x86_64``. You may need to modify it to fit your host's file system. Or you can install it in the docker (see `Use Docker`_).
+build-container.sh is used to copy files from the host to create the container. Currently, it is designed for ``Ubuntu 18.04 x86_64``. You may need to modify it to fit your host's file system. Or you can install it in the docker (see `Use Docker`_).
 
 .. code::
    

requirements.txt

@@ -1,32 +1,49 @@
-alabaster==0.7.7
-argh==0.26.1
-astroid==1.4.4
-Babel==2.2.0
-backports-abc==0.4
-breathe==4.1.0
-cffi==1.5.2
-colorama==0.3.6
-cpplint==1.0.1
-docutils==0.12
-hiredis==0.2.0
-Jinja2==2.8
-lazy-object-proxy==1.2.1
-livereload==2.4.1
-MarkupSafe==0.23
+alabaster==0.7.12
+argh==0.26.2
+astroid==2.2.5
+Babel==2.7.0
+backports-abc==0.5
+breathe==4.13.0.post0
+certifi==2019.6.16
+cffi==1.12.3
+chardet==3.0.4
+colorama==0.4.1
+cpplint==1.4.4
+docutils==0.15
+hiredis==1.0.0
+idna==2.8
+imagesize==1.1.0
+isort==4.3.21
+Jinja2==2.10.1
+lazy-object-proxy==1.4.1
+livereload==2.6.1
+MarkupSafe==1.1.1
+mccabe==0.6.1
+packaging==19.0
 pathtools==0.1.2
+pkg-resources==0.0.0
 port-for==0.3.1
-pycparser==2.14
-Pygments==2.1.1
-pylint==1.5.4
-pytz==2015.7
-PyYAML==3.11
-redis==2.10.5
-six==1.10.0
-snowballstemmer==1.2.1
-Sphinx==1.3.5
-sphinx-autobuild==0.6.0
-sphinx-rtd-theme==0.1.9
-tornado==4.3
-watchdog==0.8.3
-wheel==0.29.0
-wrapt==1.10.6
+pycparser==2.19
+Pygments==2.4.2
+pylint==2.3.1
+pyparsing==2.4.1.1
+pytz==2019.1
+PyYAML==5.1.1
+redis==3.2.1
+requests==2.22.0
+six==1.12.0
+snowballstemmer==1.9.0
+Sphinx==2.1.2
+sphinx-autobuild==0.7.1
+sphinx-rtd-theme==0.4.3
+sphinxcontrib-applehelp==1.0.1
+sphinxcontrib-devhelp==1.0.1
+sphinxcontrib-htmlhelp==1.0.2
+sphinxcontrib-jsmath==1.0.1
+sphinxcontrib-qthelp==1.0.2
+sphinxcontrib-serializinghtml==1.1.3
+tornado==4.5.3
+typed-ast==1.4.0
+urllib3==1.25.3
+watchdog==0.9.0
+wrapt==1.11.2

src/sandbox.cpp

@@ -478,6 +478,9 @@ void Sandbox::update_state(siginfo_t *siginfo) {
             terminate();
             ptrace(PTRACE_CONT, child_pid, NULL, NULL);
 
+	} else if (siginfo->si_status == SIGSEGV) {
+            terminate();
+
         } else {
             // Passthrough other signals.
             ptrace(PTRACE_CONT, child_pid, NULL, siginfo->si_status);

tests/TestDiff.py

@@ -4,7 +4,7 @@
 from tornado.ioloop import IOLoop, PollIOLoop
 import PyExt
 import Privilege
-from StdChal import StdChal, STATUS_AC
+from StdChal import StdChal, STATUS_AC, STATUS_RE
 
 
 class EvIOLoop(PollIOLoop):
@@ -19,13 +19,6 @@ def initialize(self, **kwargs):
 class DiffJugeCase(testing.AsyncTestCase):
     '''Run diff judge tests.'''
 
-    def __init__(self, *args):
-        Privilege.init()
-        PyExt.init()
-        StdChal.init()
-
-        super().__init__(*args)
-
     def get_new_ioloop(self):
         IOLoop.configure(EvIOLoop)
         return IOLoop().instance()
@@ -50,3 +43,27 @@ def test_stdchal(self):
             _, _, status, _ = result
             self.assertEqual(status, STATUS_AC)
 
+    @testing.gen_test(timeout=60)
+    def test_runtime_error(self):
+        '''Test g++, Runtime Error.'''
+
+        chal = StdChal(2, 'tests/testdata/testre.cpp', 'g++', 'diff', \
+            'tests/testdata/res', \
+            [
+                {
+                    'in': 'tests/testdata/res/testdata/0.in',
+                    'ans': 'tests/testdata/res/testdata/0.out',
+                    'timelimit': 10000,
+                    'memlimit': 256 * 1024 * 1024,
+                }
+            ] * 1, {})
+        result_list = yield chal.start()
+        self.assertEqual(len(result_list), 1)
+        for result in result_list:
+            _, _, status, _ = result
+            self.assertEqual(status, STATUS_RE)
+
+def setUpModule():
+    Privilege.init()
+    PyExt.init()
+    StdChal.init()

tests/testdata/testre.cpp

@@ -0,0 +1,6 @@
+#include <assert.h>
+
+int main() {
+	assert(0);
+	return 0;
+}