Examples with Context com.google.cloud.dialogflow.v2.Context used on opensource projects

Example 86 with Context

use of com.google.cloud.dialogflow.v2.Context in project batfish by batfish.

the class NodJobTest method testNotNatted.

/**
 * Test that traffic originating from 3.0.0.1 is not NATed
 */
@Test
public void testNotNatted() {
    HeaderSpace headerSpace = new HeaderSpace();
    headerSpace.setSrcIps(ImmutableList.of(new IpWildcard("3.0.0.1")));
    NodJob nodJob = getNodJob(headerSpace);
    Context z3Context = new Context();
    SmtInput smtInput = nodJob.computeSmtInput(System.currentTimeMillis(), z3Context);
    Map<OriginateVrf, Map<String, Long>> fieldConstraintsByOriginateVrf = nodJob.getOriginateVrfConstraints(z3Context, smtInput);
    assertThat(fieldConstraintsByOriginateVrf.entrySet(), hasSize(1));
    assertThat(fieldConstraintsByOriginateVrf, hasKey(_originateVrf));
    Map<String, Long> fieldConstraints = fieldConstraintsByOriginateVrf.get(_originateVrf);
    assertThat(fieldConstraints, hasEntry(OriginateVrfInstrumentation.ORIGINATE_VRF_FIELD_NAME, new Long(0)));
    assertThat(smtInput._variablesAsConsts, hasKey("SRC_IP"));
    assertThat(fieldConstraints, hasKey(BasicHeaderField.SRC_IP.getName()));
    assertThat(fieldConstraints, hasEntry(BasicHeaderField.ORIG_SRC_IP.getName(), new Ip("3.0.0.1").asLong()));
    assertThat(fieldConstraints, hasEntry(BasicHeaderField.SRC_IP.getName(), new Ip("3.0.0.1").asLong()));
    Set<Flow> flows = nodJob.getFlows(fieldConstraintsByOriginateVrf);
    _bdpDataPlanePlugin.processFlows(flows, _dataPlane);
    List<FlowTrace> flowTraces = _bdpDataPlanePlugin.getHistoryFlowTraces(_dataPlane);
    flowTraces.forEach(trace -> {
        assertThat(trace.getNotes(), is("ACCEPTED"));
        List<FlowTraceHop> hops = trace.getHops();
        assertThat(hops, hasSize(1));
        FlowTraceHop hop = hops.get(0);
        assertThat(hop.getTransformedFlow(), nullValue());
    });
}

Example 87 with Context

use of com.google.cloud.dialogflow.v2.Context in project batfish by batfish.

the class NodJobTest method testNattedSat.

/**
 * Test that traffic originating from 3.0.0.0 that is expected to be NATed returns SAT when we
 * constrain to only allow NATed results.
 */
@Test
public void testNattedSat() {
    HeaderSpace headerSpace = new HeaderSpace();
    headerSpace.setSrcIps(ImmutableList.of(new IpWildcard("3.0.0.0")));
    NodJob nodJob = getNodJob(headerSpace, true);
    Context z3Context = new Context();
    Status status = nodJob.computeNodSat(System.currentTimeMillis(), z3Context);
    assertThat(status, equalTo(Status.SATISFIABLE));
}

Example 88 with Context

use of com.google.cloud.dialogflow.v2.Context in project batfish by batfish.

the class Z3ContextJob method mkFixedpoint.

protected Fixedpoint mkFixedpoint(NodProgram program, boolean printAnswer) {
    Context ctx = program.getNodContext().getContext();
    Params p = ctx.mkParams();
    p.add("timeout", _settings.getZ3timeout());
    p.add("fixedpoint.engine", "datalog");
    p.add("fixedpoint.datalog.default_relation", "doc");
    p.add("fixedpoint.print_answer", printAnswer);
    Fixedpoint fix = ctx.mkFixedpoint();
    fix.setParameters(p);
    for (FuncDecl relationDeclaration : program.getNodContext().getRelationDeclarations().values()) {
        fix.registerRelation(relationDeclaration);
    }
    for (BoolExpr rule : program.getRules()) {
        fix.addRule(rule, null);
    }
    return fix;
}

Example 89 with Context

use of com.google.cloud.dialogflow.v2.Context in project batfish by batfish.

the class BoolExprTransformer method visitTransformationRuleStatement.

@Override
public BoolExpr visitTransformationRuleStatement(TransformationRuleStatement transformationRuleStatement) {
    Context ctx = _nodContext.getContext();
    ImmutableList.Builder<BoolExpr> preconditions = ImmutableList.<BoolExpr>builder().add(toBoolExpr(transformationRuleStatement.getPreconditionStateIndependentConstraints(), _input, _nodContext));
    transformationRuleStatement.getPreconditionPreTransformationStates().stream().map(preconditionPreTransformationState -> toBoolExpr(preconditionPreTransformationState, _input, _nodContext)).forEach(preconditions::add);
    transformationRuleStatement.getPreconditionPostTransformationStates().stream().map(preconditionPostTransformationState -> (BoolExpr) toBoolExpr(preconditionPostTransformationState, _input, _nodContext).substitute(_from, _to)).forEach(preconditions::add);
    return ctx.mkImplies(ctx.mkAnd(preconditions.build().stream().toArray(BoolExpr[]::new)), (BoolExpr) toBoolExpr(transformationRuleStatement.getPostconditionTransformationState(), _input, _nodContext).substitute(_from, _to));
}

Example 90 with Context

use of com.google.cloud.dialogflow.v2.Context in project bmoth by hhu-stups.

the class MachineTranslatorTest method init.

@Before
public void init() {
    String machine = "MACHINE SimpleMachine\n";
    machine += "VARIABLES x\n";
    machine += "INVARIANT x : INTEGER &\n";
    machine += "\tx**2 = x*x \n";
    machine += "INITIALISATION x := -3\n";
    machine += "OPERATIONS\n";
    machine += "\tIncX = SELECT x < 50 THEN x := x+1 END\n";
    machine += "END";
    translator = new MachineToZ3Translator(parseMachine(machine), new Context());
}