package org.arquillian.cube.impl.client.enricher;
import java.lang.annotation.Annotation;
import java.lang.reflect.Field;
import java.lang.reflect.Method;
import java.util.ArrayList;
import java.util.List;
import java.util.logging.Level;
import java.util.logging.Logger;
import org.arquillian.cube.CubeIp;
import org.arquillian.cube.impl.util.ReflectionUtil;
import org.arquillian.cube.spi.Cube;
import org.arquillian.cube.spi.CubeRegistry;
import org.arquillian.cube.spi.metadata.HasPortBindings;
import org.jboss.arquillian.core.api.Instance;
import org.jboss.arquillian.core.api.annotation.Inject;
import org.jboss.arquillian.test.spi.TestEnricher;
public class CubeIpTestEnricher implements TestEnricher {
private static final Logger logger = Logger.getLogger(CubeIpTestEnricher.class.getName());
@Inject
Instance<CubeRegistry> cubeRegistryInstance;
@Override
public void enrich(Object testCase) {
if (cubeRegistryInstance.get() != null) {
List<Field> fieldsWithAnnotation = ReflectionUtil.getFieldsWithAnnotation(testCase.getClass(), CubeIp.class);
for (Field dockerContainerIpField : fieldsWithAnnotation) {
if (!dockerContainerIpField.isAccessible()) {
dockerContainerIpField.setAccessible(true);
}
if (String.class.isAssignableFrom(dockerContainerIpField.getType())) {
try {
final CubeIp cubeIpAnnotation = dockerContainerIpField.getAnnotation(CubeIp.class);
String containerName = cubeIpAnnotation.containerName();
boolean internal = cubeIpAnnotation.internal();
String ip = getContainerIp(containerName, internal);
if (ip != null) {
dockerContainerIpField.set(testCase, ip);
} else {
logger.log(Level.WARNING, String.format("There is no container with id %s.", containerName));
}
} catch (IllegalAccessException e) {
throw new IllegalArgumentException(e);
}
}
}
}
}
@Override
public Object[] resolve(Method method) {
Object[] values = new Object[method.getParameterTypes().length];
if (cubeRegistryInstance.get() != null) {
Integer[] annotatedParameters = annotatedParameters(method);
Class<?>[] parameterTypes = method.getParameterTypes();
for (Integer i : annotatedParameters) {
if (String.class.isAssignableFrom(parameterTypes[i])) {
final Annotation[] parameterAnnotations = method.getParameterAnnotations()[i];
final CubeIp cubeIpAnnotation = findCubeIp(parameterAnnotations);
String containerName = cubeIpAnnotation.containerName();
boolean internal = cubeIpAnnotation.internal();
String ip = getContainerIp(containerName, internal);
if (ip != null) {
values[i] = ip;
} else {
logger.log(Level.WARNING, String.format("There is no container with id %s.", containerName));
}
}
}
}
return values;
}
private CubeIp findCubeIp(Annotation[] annotations) {
for (Annotation a : annotations) {
if (a instanceof CubeIp) {
return (CubeIp) a;
}
}
return null;
}
private Integer[] annotatedParameters(Method method) {
List<Integer> parametersWithAnnotations = new ArrayList<>();
final Annotation[][] paramAnnotations = method.getParameterAnnotations();
for (int i = 0; i < paramAnnotations.length; i++) {
for (Annotation a : paramAnnotations[i]) {
if (a instanceof CubeIp) {
parametersWithAnnotations.add(i);
}
}
}
return parametersWithAnnotations.toArray(new Integer[parametersWithAnnotations.size()]);
}
private String getContainerIp(String containerName, boolean internal) {
final Cube cube = getCube(containerName);
if (cube == null) {
return null;
}
if (cube.hasMetadata(HasPortBindings.class)) {
final HasPortBindings metadata = (HasPortBindings) cube.getMetadata(HasPortBindings.class);
if (internal) {
return metadata.getInternalIP();
} else {
return metadata.getContainerIP();
}
} else {
return null;
}
}
private Cube getCube(String cubeId) {
return cubeRegistryInstance.get().getCube(cubeId);
}
}