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valdar pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/camel-k-runtime.git
The following commit(s) were added to refs/heads/master by this push:
new 72c9d2a add servlet support
72c9d2a is described below
commit 72c9d2ae8be188de462ece77493151158da1fd36
Author: lburgazzoli <[email protected]>
AuthorDate: Sat May 18 15:00:39 2019 +0200
add servlet support
---
.../main/java/org/apache/camel/k/Constants.java | 10 +-
.../src/main/java/org/apache/camel/k/Runtime.java | 31 ++++-
.../camel/k/listener/AbstractPhaseListener.java | 7 +-
.../apache/camel/k/listener/RoutesConfigurer.java | 7 +-
.../apache/camel/k/support/PropertiesSupport.java | 8 +-
.../camel-k-runtime-example-health}/pom.xml | 89 ++++++++-------
.../services/org/apache/camel/k/customizer/webhook | 3 +-
.../src/main/resources/application.properties | 10 ++
.../src/main/resources/routes.groovy | 5 +
.../camel-k-runtime-example-servlet}/pom.xml | 89 ++++++++-------
.../apache/camel/k/example/WebhookCustomizer.java | 28 ++---
.../services/org/apache/camel/k/customizer/webhook | 3 +-
.../src/main/resources/application.properties | 10 ++
.../src/main/resources/routes.groovy | 5 +
camel-k-runtime-examples/pom.xml | 37 ++++++
camel-k-runtime-health/pom.xml | 16 ++-
.../camel/k/health/HealthContextCustomizer.java} | 43 ++++---
.../org/apache/camel/k/health/HealthEndpoint.java | 125 +++++----------------
.../apache/camel/k/customizer/health} | 3 +-
.../camel/k/health/HealthCustomizerTest.java | 53 +++++++++
.../org/apache/camel/k/jvm/ApplicationRuntime.java | 26 ++++-
.../pom.xml | 32 +++++-
.../camel/k/servlet/ServletContextCustomizer.java | 35 +++---
.../apache/camel/k/servlet/ServletEndpoint.java | 85 ++++++++++++++
.../camel/k/servlet/ServletRegistration.java | 81 +++++++++++++
.../services/org/apache/camel/k/customizer/servlet | 3 +-
.../camel/k/servlet/ServletCustomizerTest.java | 55 +++++++++
.../src/test/resources/log4j2-test.xml | 18 +++
pom.xml | 9 ++
29 files changed, 658 insertions(+), 268 deletions(-)
diff --git
a/camel-k-runtime-core/src/main/java/org/apache/camel/k/Constants.java
b/camel-k-runtime-core/src/main/java/org/apache/camel/k/Constants.java
index 7091e4b..b528317 100644
--- a/camel-k-runtime-core/src/main/java/org/apache/camel/k/Constants.java
+++ b/camel-k-runtime-core/src/main/java/org/apache/camel/k/Constants.java
@@ -18,16 +18,24 @@ package org.apache.camel.k;
public final class Constants {
public static final String ENV_CAMEL_K_ROUTES = "CAMEL_K_ROUTES";
+ public static final String PROPERTY_CAMEL_K_ROUTES = "camel.k.routes";
+
public static final String ENV_CAMEL_K_CONF = "CAMEL_K_CONF";
+ public static final String PROPERTY_CAMEL_K_CONF = "camel.k.conf";
+
public static final String ENV_CAMEL_K_CONF_D = "CAMEL_K_CONF_D";
+ public static final String PROPERTY_CAMEL_K_CONF_D = "camel.k.conf.d";
+
public static final String ENV_CAMEL_K_CUSTOMIZERS = "CAMEL_K_CUSTOMIZERS";
+ public static final String PROPERTY_CAMEL_K_CUSTOMIZER =
"camel.k.customizer";
+
public static final String SCHEME_CLASSPATH = "classpath:";
public static final String SCHEME_FILE = "file:";
public static final String SCHEME_ENV = "env:";
public static final String LOGGING_LEVEL_PREFIX = "logging.level.";
public static final String ROUTES_LOADER_RESOURCE_PATH =
"META-INF/services/org/apache/camel/k/loader/";
public static final String CONTEXT_CUSTOMIZER_RESOURCE_PATH =
"META-INF/services/org/apache/camel/k/customizer/";
- public static final String PROPERTY_CAMEL_K_CUSTOMIZER =
"camel.k.customizer";
+
public static final String ENABLE_CUSTOMIZER_PATTERN =
"customizer.([\\w][\\w-]*).enabled";
public static final String PROPERTY_PREFIX_REST_COMPONENT_PROPERTY =
"camel.rest.componentProperty.";
public static final String PROPERTY_PREFIX_REST_ENDPOINT_PROPERTY =
"camel.rest.endpointProperty.";
diff --git a/camel-k-runtime-core/src/main/java/org/apache/camel/k/Runtime.java
b/camel-k-runtime-core/src/main/java/org/apache/camel/k/Runtime.java
index f2f1f01..4b1e6f7 100644
--- a/camel-k-runtime-core/src/main/java/org/apache/camel/k/Runtime.java
+++ b/camel-k-runtime-core/src/main/java/org/apache/camel/k/Runtime.java
@@ -19,6 +19,7 @@ package org.apache.camel.k;
import java.util.Properties;
import org.apache.camel.CamelContext;
+import org.apache.camel.Ordered;
import org.apache.camel.component.properties.PropertiesComponent;
public interface Runtime {
@@ -49,10 +50,36 @@ public interface Runtime {
}
@FunctionalInterface
- interface Listener {
- void accept(Phase phase, Runtime runtime);
+ interface Listener extends Ordered {
+ boolean accept(Phase phase, Runtime runtime);
+
+ @Override
+ default int getOrder() {
+ return Ordered.LOWEST;
+ }
}
interface Registry extends org.apache.camel.k.adapter.Registry {
}
+
+ /**
+ * Helper to create a simple runtime from a given Camel Context and
Runtime Registry.
+ *
+ * @param camelContext the camel context
+ * @param registry the runtime registry
+ * @return the runtime
+ */
+ static Runtime of( CamelContext camelContext, Registry registry) {
+ return new Runtime() {
+ @Override
+ public CamelContext getContext() {
+ return camelContext;
+ }
+
+ @Override
+ public Registry getRegistry() {
+ return registry;
+ }
+ };
+ }
}
diff --git
a/camel-k-runtime-core/src/main/java/org/apache/camel/k/listener/AbstractPhaseListener.java
b/camel-k-runtime-core/src/main/java/org/apache/camel/k/listener/AbstractPhaseListener.java
index 7de4991..7678acc 100644
---
a/camel-k-runtime-core/src/main/java/org/apache/camel/k/listener/AbstractPhaseListener.java
+++
b/camel-k-runtime-core/src/main/java/org/apache/camel/k/listener/AbstractPhaseListener.java
@@ -26,10 +26,13 @@ public abstract class AbstractPhaseListener implements
Runtime.Listener {
}
@Override
- public void accept(Runtime.Phase phase, Runtime runtime) {
- if (this.phase == phase) {
+ public boolean accept(Runtime.Phase phase, Runtime runtime) {
+ boolean run = this.phase == phase;
+ if (run) {
accept(runtime);
}
+
+ return run;
}
protected abstract void accept(Runtime runtime);
diff --git
a/camel-k-runtime-core/src/main/java/org/apache/camel/k/listener/RoutesConfigurer.java
b/camel-k-runtime-core/src/main/java/org/apache/camel/k/listener/RoutesConfigurer.java
index 2600c63..3b2c89c 100644
---
a/camel-k-runtime-core/src/main/java/org/apache/camel/k/listener/RoutesConfigurer.java
+++
b/camel-k-runtime-core/src/main/java/org/apache/camel/k/listener/RoutesConfigurer.java
@@ -36,10 +36,15 @@ public class RoutesConfigurer extends AbstractPhaseListener
{
@Override
protected void accept(Runtime runtime) {
- final String routes =
System.getenv().getOrDefault(Constants.ENV_CAMEL_K_ROUTES, "");
+ String routes = System.getProperty(Constants.PROPERTY_CAMEL_K_ROUTES);
+
+ if (ObjectHelper.isEmpty(routes)) {
+ routes = System.getenv(Constants.ENV_CAMEL_K_ROUTES);
+ }
if (ObjectHelper.isEmpty(routes)) {
LOGGER.warn("No routes found in {} environment variable",
Constants.ENV_CAMEL_K_ROUTES);
+ return;
}
load(runtime, routes.split(",", -1));
diff --git
a/camel-k-runtime-core/src/main/java/org/apache/camel/k/support/PropertiesSupport.java
b/camel-k-runtime-core/src/main/java/org/apache/camel/k/support/PropertiesSupport.java
index 6ce2360..8c5ee27 100644
---
a/camel-k-runtime-core/src/main/java/org/apache/camel/k/support/PropertiesSupport.java
+++
b/camel-k-runtime-core/src/main/java/org/apache/camel/k/support/PropertiesSupport.java
@@ -91,10 +91,10 @@ public final class PropertiesSupport {
}
public static Properties loadProperties() {
- final String conf = System.getenv(Constants.ENV_CAMEL_K_CONF);
- final String confd = System.getenv(Constants.ENV_CAMEL_K_CONF_D);
-
- return loadProperties(conf, confd);
+ return loadProperties(
+ System.getProperty(Constants.PROPERTY_CAMEL_K_CONF,
System.getenv(Constants.ENV_CAMEL_K_CONF)),
+ System.getProperty(Constants.PROPERTY_CAMEL_K_CONF_D,
System.getenv(Constants.ENV_CAMEL_K_CONF_D))
+ );
}
public static Properties loadProperties(String conf, String confd) {
diff --git a/camel-k-runtime-health/pom.xml
b/camel-k-runtime-examples/camel-k-runtime-example-health/pom.xml
similarity index 62%
copy from camel-k-runtime-health/pom.xml
copy to camel-k-runtime-examples/camel-k-runtime-example-health/pom.xml
index 6846e71..e2d788f 100644
--- a/camel-k-runtime-health/pom.xml
+++ b/camel-k-runtime-examples/camel-k-runtime-example-health/pom.xml
@@ -20,12 +20,12 @@
<project xmlns="http://maven.apache.org/POM/4.0.0";
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance";
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0
http://maven.apache.org/xsd/maven-4.0.0.xsd";>
<parent>
<groupId>org.apache.camel.k</groupId>
- <artifactId>camel-k-runtime-parent</artifactId>
+ <artifactId>camel-k-runtime-examples</artifactId>
<version>0.3.3-SNAPSHOT</version>
</parent>
<modelVersion>4.0.0</modelVersion>
- <artifactId>camel-k-runtime-health</artifactId>
+ <artifactId>camel-k-runtime-example-health</artifactId>
<dependencies>
@@ -36,61 +36,72 @@
<!-- ****************************** -->
<dependency>
- <groupId>org.apache.camel.k</groupId>
- <artifactId>camel-k-runtime-core</artifactId>
+ <groupId>org.apache.camel</groupId>
+ <artifactId>camel-core</artifactId>
</dependency>
-
<dependency>
<groupId>org.apache.camel</groupId>
- <artifactId>camel-netty4-http</artifactId>
- <scope>provided</scope>
+ <artifactId>camel-servlet</artifactId>
</dependency>
-
- <!-- ****************************** -->
- <!-- -->
- <!-- TESTS -->
- <!-- -->
- <!-- ****************************** -->
-
<dependency>
<groupId>org.apache.camel.k</groupId>
<artifactId>camel-k-runtime-jvm</artifactId>
- <scope>test</scope>
</dependency>
-
<dependency>
- <groupId>org.junit.jupiter</groupId>
- <artifactId>junit-jupiter-api</artifactId>
- <version>${junit-jupiter.version}</version>
- <scope>test</scope>
+ <groupId>org.apache.camel.k</groupId>
+ <artifactId>camel-k-runtime-groovy</artifactId>
</dependency>
<dependency>
- <groupId>org.junit.jupiter</groupId>
- <artifactId>junit-jupiter-engine</artifactId>
- <version>${junit-jupiter.version}</version>
- <scope>test</scope>
+ <groupId>org.apache.camel.k</groupId>
+ <artifactId>camel-k-runtime-servlet</artifactId>
</dependency>
<dependency>
- <groupId>org.assertj</groupId>
- <artifactId>assertj-core</artifactId>
- <version>${assertj.version}</version>
- <scope>test</scope>
+ <groupId>org.apache.camel.k</groupId>
+ <artifactId>camel-k-runtime-health</artifactId>
</dependency>
-
<dependency>
<groupId>org.apache.logging.log4j</groupId>
- <artifactId>log4j-core</artifactId>
+ <artifactId>log4j-slf4j-impl</artifactId>
<version>${log4j2.version}</version>
- <scope>test</scope>
</dependency>
<dependency>
- <groupId>org.apache.logging.log4j</groupId>
- <artifactId>log4j-slf4j-impl</artifactId>
- <version>${log4j2.version}</version>
- <scope>test</scope>
+ <groupId>org.codehaus.groovy</groupId>
+ <artifactId>groovy</artifactId>
+ <version>${groovy.version}</version>
</dependency>
</dependencies>
+ <build>
+ <plugins>
+ <plugin>
+ <groupId>org.codehaus.mojo</groupId>
+ <artifactId>exec-maven-plugin</artifactId>
+ <version>${exec-maven-plugin.version}</version>
+ <executions>
+ <execution>
+ <goals>
+ <goal>java</goal>
+ </goals>
+ </execution>
+ </executions>
+ <configuration>
+ <mainClass>org.apache.camel.k.jvm.Application</mainClass>
+ <classpathScope>runtime</classpathScope>
+ <systemProperties>
+ <systemProperty>
+ <key>camel.k.conf</key>
+
<value>${project.basedir}/src/main/resources/application.properties</value>
+ </systemProperty>
+ <systemProperty>
+ <key>camel.k.routes</key>
+
<value>file:${project.basedir}/src/main/resources/routes.groovy</value>
+ </systemProperty>
+ </systemProperties>
+ </configuration>
+ </plugin>
+ </plugins>
+ </build>
+
<profiles>
<profile>
<id>camel3</id>
@@ -104,13 +115,6 @@
<dependency>
<groupId>org.apache.camel.k</groupId>
<artifactId>camel-k-adapter-camel-3</artifactId>
- <scope>provided</scope>
- </dependency>
- <!-- test -->
- <dependency>
- <groupId>org.apache.camel</groupId>
- <artifactId>camel-properties</artifactId>
- <scope>test</scope>
</dependency>
</dependencies>
</profile>
@@ -126,7 +130,6 @@
<dependency>
<groupId>org.apache.camel.k</groupId>
<artifactId>camel-k-adapter-camel-2</artifactId>
- <scope>provided</scope>
</dependency>
</dependencies>
</profile>
diff --git
a/camel-k-runtime-health/src/main/resources/META-INF/services/org.apache.camel.k.Runtime$Listener
b/camel-k-runtime-examples/camel-k-runtime-example-health/src/main/resources/META-INF/services/org/apache/camel/k/customizer/webhook
similarity index 93%
copy from
camel-k-runtime-health/src/main/resources/META-INF/services/org.apache.camel.k.Runtime$Listener
copy to
camel-k-runtime-examples/camel-k-runtime-example-health/src/main/resources/META-INF/services/org/apache/camel/k/customizer/webhook
index 10ba5ec..6952fcf 100644
---
a/camel-k-runtime-health/src/main/resources/META-INF/services/org.apache.camel.k.Runtime$Listener
+++
b/camel-k-runtime-examples/camel-k-runtime-example-health/src/main/resources/META-INF/services/org/apache/camel/k/customizer/webhook
@@ -15,5 +15,4 @@
# limitations under the License.
#
-org.apache.camel.k.health.HealthConfigurer
-
+class=org.apache.camel.k.example.WebhookCustomizer
diff --git
a/camel-k-runtime-examples/camel-k-runtime-example-health/src/main/resources/application.properties
b/camel-k-runtime-examples/camel-k-runtime-example-health/src/main/resources/application.properties
new file mode 100644
index 0000000..b58849b
--- /dev/null
+++
b/camel-k-runtime-examples/camel-k-runtime-example-health/src/main/resources/application.properties
@@ -0,0 +1,10 @@
+#
+# Camel
+#
+camel.context.streamCaching = true
+
+#
+# Camel K
+#
+customizer.servlet.enabled = true
+customizer.health.enabled = true
\ No newline at end of file
diff --git
a/camel-k-runtime-examples/camel-k-runtime-example-health/src/main/resources/routes.groovy
b/camel-k-runtime-examples/camel-k-runtime-example-health/src/main/resources/routes.groovy
new file mode 100644
index 0000000..439c62d
--- /dev/null
+++
b/camel-k-runtime-examples/camel-k-runtime-example-health/src/main/resources/routes.groovy
@@ -0,0 +1,5 @@
+
+
+from('servlet:/test')
+ .convertBodyTo(String.class)
+ .to('log:info')
\ No newline at end of file
diff --git a/camel-k-runtime-health/pom.xml
b/camel-k-runtime-examples/camel-k-runtime-example-servlet/pom.xml
similarity index 63%
copy from camel-k-runtime-health/pom.xml
copy to camel-k-runtime-examples/camel-k-runtime-example-servlet/pom.xml
index 6846e71..2698c00 100644
--- a/camel-k-runtime-health/pom.xml
+++ b/camel-k-runtime-examples/camel-k-runtime-example-servlet/pom.xml
@@ -20,12 +20,12 @@
<project xmlns="http://maven.apache.org/POM/4.0.0";
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance";
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0
http://maven.apache.org/xsd/maven-4.0.0.xsd";>
<parent>
<groupId>org.apache.camel.k</groupId>
- <artifactId>camel-k-runtime-parent</artifactId>
+ <artifactId>camel-k-runtime-examples</artifactId>
<version>0.3.3-SNAPSHOT</version>
</parent>
<modelVersion>4.0.0</modelVersion>
- <artifactId>camel-k-runtime-health</artifactId>
+ <artifactId>camel-k-runtime-example-servlet</artifactId>
<dependencies>
@@ -36,61 +36,68 @@
<!-- ****************************** -->
<dependency>
- <groupId>org.apache.camel.k</groupId>
- <artifactId>camel-k-runtime-core</artifactId>
+ <groupId>org.apache.camel</groupId>
+ <artifactId>camel-core</artifactId>
</dependency>
-
<dependency>
<groupId>org.apache.camel</groupId>
- <artifactId>camel-netty4-http</artifactId>
- <scope>provided</scope>
+ <artifactId>camel-servlet</artifactId>
</dependency>
-
- <!-- ****************************** -->
- <!-- -->
- <!-- TESTS -->
- <!-- -->
- <!-- ****************************** -->
-
<dependency>
<groupId>org.apache.camel.k</groupId>
<artifactId>camel-k-runtime-jvm</artifactId>
- <scope>test</scope>
- </dependency>
-
- <dependency>
- <groupId>org.junit.jupiter</groupId>
- <artifactId>junit-jupiter-api</artifactId>
- <version>${junit-jupiter.version}</version>
- <scope>test</scope>
</dependency>
<dependency>
- <groupId>org.junit.jupiter</groupId>
- <artifactId>junit-jupiter-engine</artifactId>
- <version>${junit-jupiter.version}</version>
- <scope>test</scope>
+ <groupId>org.apache.camel.k</groupId>
+ <artifactId>camel-k-runtime-groovy</artifactId>
</dependency>
<dependency>
- <groupId>org.assertj</groupId>
- <artifactId>assertj-core</artifactId>
- <version>${assertj.version}</version>
- <scope>test</scope>
+ <groupId>org.apache.camel.k</groupId>
+ <artifactId>camel-k-runtime-servlet</artifactId>
</dependency>
-
<dependency>
<groupId>org.apache.logging.log4j</groupId>
- <artifactId>log4j-core</artifactId>
+ <artifactId>log4j-slf4j-impl</artifactId>
<version>${log4j2.version}</version>
- <scope>test</scope>
</dependency>
<dependency>
- <groupId>org.apache.logging.log4j</groupId>
- <artifactId>log4j-slf4j-impl</artifactId>
- <version>${log4j2.version}</version>
- <scope>test</scope>
+ <groupId>org.codehaus.groovy</groupId>
+ <artifactId>groovy</artifactId>
+ <version>${groovy.version}</version>
</dependency>
</dependencies>
+ <build>
+ <plugins>
+ <plugin>
+ <groupId>org.codehaus.mojo</groupId>
+ <artifactId>exec-maven-plugin</artifactId>
+ <version>${exec-maven-plugin.version}</version>
+ <executions>
+ <execution>
+ <goals>
+ <goal>java</goal>
+ </goals>
+ </execution>
+ </executions>
+ <configuration>
+ <mainClass>org.apache.camel.k.jvm.Application</mainClass>
+ <classpathScope>runtime</classpathScope>
+ <systemProperties>
+ <systemProperty>
+ <key>camel.k.conf</key>
+
<value>${project.basedir}/src/main/resources/application.properties</value>
+ </systemProperty>
+ <systemProperty>
+ <key>camel.k.routes</key>
+
<value>file:${project.basedir}/src/main/resources/routes.groovy</value>
+ </systemProperty>
+ </systemProperties>
+ </configuration>
+ </plugin>
+ </plugins>
+ </build>
+
<profiles>
<profile>
<id>camel3</id>
@@ -104,13 +111,6 @@
<dependency>
<groupId>org.apache.camel.k</groupId>
<artifactId>camel-k-adapter-camel-3</artifactId>
- <scope>provided</scope>
- </dependency>
- <!-- test -->
- <dependency>
- <groupId>org.apache.camel</groupId>
- <artifactId>camel-properties</artifactId>
- <scope>test</scope>
</dependency>
</dependencies>
</profile>
@@ -126,7 +126,6 @@
<dependency>
<groupId>org.apache.camel.k</groupId>
<artifactId>camel-k-adapter-camel-2</artifactId>
- <scope>provided</scope>
</dependency>
</dependencies>
</profile>
diff --git
a/camel-k-runtime-health/src/test/java/org/apache/camel/k/health/HealthMain.java
b/camel-k-runtime-examples/camel-k-runtime-example-servlet/src/main/java/org/apache/camel/k/example/WebhookCustomizer.java
similarity index 56%
copy from
camel-k-runtime-health/src/test/java/org/apache/camel/k/health/HealthMain.java
copy to
camel-k-runtime-examples/camel-k-runtime-example-servlet/src/main/java/org/apache/camel/k/example/WebhookCustomizer.java
index 3f0062c..b474194 100644
---
a/camel-k-runtime-health/src/test/java/org/apache/camel/k/health/HealthMain.java
+++
b/camel-k-runtime-examples/camel-k-runtime-example-servlet/src/main/java/org/apache/camel/k/example/WebhookCustomizer.java
@@ -14,24 +14,20 @@
* See the License for the specific language governing permissions and
* limitations under the License.
*/
-package org.apache.camel.k.health;
-
-import java.util.Properties;
-import java.util.ServiceLoader;
+package org.apache.camel.k.example;
+import org.apache.camel.CamelContext;
+import org.apache.camel.component.servlet.CamelHttpTransportServlet;
+import org.apache.camel.k.ContextCustomizer;
import org.apache.camel.k.Runtime;
-import org.apache.camel.k.jvm.ApplicationRuntime;
-
-public class HealthMain {
- public static void main(String[] args) throws Exception {
- Properties p = new Properties();
- p.setProperty("endpoint.health.bindHost", "localhost");
- p.setProperty("endpoint.health.bindPort", "9988");
- p.setProperty("endpoint.health.path", "/ht");
+import org.apache.camel.k.servlet.ServletRegistration;
- ApplicationRuntime runtime = new ApplicationRuntime();
- runtime.setProperties(p);
- runtime.addListeners(ServiceLoader.load(Runtime.Listener.class));
- runtime.run();
+public class WebhookCustomizer implements ContextCustomizer {
+ @Override
+ public void apply(CamelContext camelContext, Runtime.Registry registry) {
+ registry.bind(
+ "webhook-servlet",
+ new ServletRegistration("CamelServlet", new
CamelHttpTransportServlet(), "/webhook/*")
+ );
}
}
diff --git
a/camel-k-runtime-health/src/main/resources/META-INF/services/org.apache.camel.k.Runtime$Listener
b/camel-k-runtime-examples/camel-k-runtime-example-servlet/src/main/resources/META-INF/services/org/apache/camel/k/customizer/webhook
similarity index 93%
copy from
camel-k-runtime-health/src/main/resources/META-INF/services/org.apache.camel.k.Runtime$Listener
copy to
camel-k-runtime-examples/camel-k-runtime-example-servlet/src/main/resources/META-INF/services/org/apache/camel/k/customizer/webhook
index 10ba5ec..6952fcf 100644
---
a/camel-k-runtime-health/src/main/resources/META-INF/services/org.apache.camel.k.Runtime$Listener
+++
b/camel-k-runtime-examples/camel-k-runtime-example-servlet/src/main/resources/META-INF/services/org/apache/camel/k/customizer/webhook
@@ -15,5 +15,4 @@
# limitations under the License.
#
-org.apache.camel.k.health.HealthConfigurer
-
+class=org.apache.camel.k.example.WebhookCustomizer
diff --git
a/camel-k-runtime-examples/camel-k-runtime-example-servlet/src/main/resources/application.properties
b/camel-k-runtime-examples/camel-k-runtime-example-servlet/src/main/resources/application.properties
new file mode 100644
index 0000000..10c4282
--- /dev/null
+++
b/camel-k-runtime-examples/camel-k-runtime-example-servlet/src/main/resources/application.properties
@@ -0,0 +1,10 @@
+#
+# Camel
+#
+camel.context.streamCaching = true
+
+#
+# Camel K
+#
+customizer.webhook.enabled = true
+customizer.servlet.enabled = true
\ No newline at end of file
diff --git
a/camel-k-runtime-examples/camel-k-runtime-example-servlet/src/main/resources/routes.groovy
b/camel-k-runtime-examples/camel-k-runtime-example-servlet/src/main/resources/routes.groovy
new file mode 100644
index 0000000..439c62d
--- /dev/null
+++
b/camel-k-runtime-examples/camel-k-runtime-example-servlet/src/main/resources/routes.groovy
@@ -0,0 +1,5 @@
+
+
+from('servlet:/test')
+ .convertBodyTo(String.class)
+ .to('log:info')
\ No newline at end of file
diff --git a/camel-k-runtime-examples/pom.xml b/camel-k-runtime-examples/pom.xml
new file mode 100644
index 0000000..94e538b
--- /dev/null
+++ b/camel-k-runtime-examples/pom.xml
@@ -0,0 +1,37 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+
+ Licensed to the Apache Software Foundation (ASF) under one or more
+ contributor license agreements. See the NOTICE file distributed with
+ this work for additional information regarding copyright ownership.
+ The ASF licenses this file to You under the Apache License, Version 2.0
+ (the "License"); you may not use this file except in compliance with
+ the License. You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+ Unless required by applicable law or agreed to in writing, software
+ distributed under the License is distributed on an "AS IS" BASIS,
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ See the License for the specific language governing permissions and
+ limitations under the License.
+
+-->
+<project xmlns="http://maven.apache.org/POM/4.0.0";
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance";
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0
http://maven.apache.org/xsd/maven-4.0.0.xsd";>
+ <parent>
+ <groupId>org.apache.camel.k</groupId>
+ <artifactId>camel-k-runtime-parent</artifactId>
+ <version>0.3.3-SNAPSHOT</version>
+ </parent>
+ <modelVersion>4.0.0</modelVersion>
+
+ <packaging>pom</packaging>
+ <artifactId>camel-k-runtime-examples</artifactId>
+
+
+ <modules>
+ <module>camel-k-runtime-example-servlet</module>
+ <module>camel-k-runtime-example-health</module>
+ </modules>
+
+</project>
diff --git a/camel-k-runtime-health/pom.xml b/camel-k-runtime-health/pom.xml
index 6846e71..f3d7fe3 100644
--- a/camel-k-runtime-health/pom.xml
+++ b/camel-k-runtime-health/pom.xml
@@ -36,14 +36,17 @@
<!-- ****************************** -->
<dependency>
+ <groupId>org.apache.camel</groupId>
+ <artifactId>camel-core</artifactId>
+ <scope>provided</scope>
+ </dependency>
+ <dependency>
<groupId>org.apache.camel.k</groupId>
<artifactId>camel-k-runtime-core</artifactId>
</dependency>
-
<dependency>
- <groupId>org.apache.camel</groupId>
- <artifactId>camel-netty4-http</artifactId>
- <scope>provided</scope>
+ <groupId>org.apache.camel.k</groupId>
+ <artifactId>camel-k-runtime-servlet</artifactId>
</dependency>
<!-- ****************************** -->
@@ -53,6 +56,11 @@
<!-- ****************************** -->
<dependency>
+ <groupId>org.apache.camel</groupId>
+ <artifactId>camel-test</artifactId>
+ <scope>test</scope>
+ </dependency>
+ <dependency>
<groupId>org.apache.camel.k</groupId>
<artifactId>camel-k-runtime-jvm</artifactId>
<scope>test</scope>
diff --git
a/camel-k-runtime-health/src/test/java/org/apache/camel/k/health/HealthMain.java
b/camel-k-runtime-health/src/main/java/org/apache/camel/k/health/HealthContextCustomizer.java
similarity index 52%
rename from
camel-k-runtime-health/src/test/java/org/apache/camel/k/health/HealthMain.java
rename to
camel-k-runtime-health/src/main/java/org/apache/camel/k/health/HealthContextCustomizer.java
index 3f0062c..3217f5a 100644
---
a/camel-k-runtime-health/src/test/java/org/apache/camel/k/health/HealthMain.java
+++
b/camel-k-runtime-health/src/main/java/org/apache/camel/k/health/HealthContextCustomizer.java
@@ -16,22 +16,37 @@
*/
package org.apache.camel.k.health;
-import java.util.Properties;
-import java.util.ServiceLoader;
-
+import org.apache.camel.CamelContext;
+import org.apache.camel.k.ContextCustomizer;
import org.apache.camel.k.Runtime;
-import org.apache.camel.k.jvm.ApplicationRuntime;
+import org.apache.camel.k.servlet.ServletRegistration;
+
+public class HealthContextCustomizer implements ContextCustomizer {
+ public static final String DEFAULT_PATH = "/health";
+
+ private String path;
+
+ public HealthContextCustomizer() {
+ this.path = DEFAULT_PATH;
+ }
+
+ public String getPath() {
+ return path;
+ }
-public class HealthMain {
- public static void main(String[] args) throws Exception {
- Properties p = new Properties();
- p.setProperty("endpoint.health.bindHost", "localhost");
- p.setProperty("endpoint.health.bindPort", "9988");
- p.setProperty("endpoint.health.path", "/ht");
+ public void setPath(String path) {
+ this.path = path;
+ }
- ApplicationRuntime runtime = new ApplicationRuntime();
- runtime.setProperties(p);
- runtime.addListeners(ServiceLoader.load(Runtime.Listener.class));
- runtime.run();
+ @Override
+ public void apply(CamelContext camelContext, Runtime.Registry registry) {
+ registry.bind(
+ "health-servlet",
+ new ServletRegistration(
+ "HealthServlet",
+ new HealthEndpoint(camelContext),
+ path
+ )
+ );
}
}
diff --git
a/camel-k-runtime-health/src/main/java/org/apache/camel/k/health/HealthEndpoint.java
b/camel-k-runtime-health/src/main/java/org/apache/camel/k/health/HealthEndpoint.java
index 4f0516e..e42eb44 100644
---
a/camel-k-runtime-health/src/main/java/org/apache/camel/k/health/HealthEndpoint.java
+++
b/camel-k-runtime-health/src/main/java/org/apache/camel/k/health/HealthEndpoint.java
@@ -16,118 +16,47 @@
*/
package org.apache.camel.k.health;
-import java.util.Objects;
+import java.io.IOException;
+import java.io.PrintWriter;
+import javax.servlet.ServletException;
+import javax.servlet.http.HttpServlet;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
-import io.netty.bootstrap.ServerBootstrap;
-import io.netty.buffer.ByteBuf;
-import io.netty.buffer.Unpooled;
-import io.netty.channel.Channel;
-import io.netty.channel.ChannelFutureListener;
-import io.netty.channel.ChannelHandlerContext;
-import io.netty.channel.ChannelInitializer;
-import io.netty.channel.EventLoopGroup;
-import io.netty.channel.SimpleChannelInboundHandler;
-import io.netty.channel.nio.NioEventLoopGroup;
-import io.netty.channel.socket.SocketChannel;
-import io.netty.channel.socket.nio.NioServerSocketChannel;
-import io.netty.handler.codec.http.DefaultFullHttpResponse;
-import io.netty.handler.codec.http.FullHttpResponse;
-import io.netty.handler.codec.http.HttpObject;
-import io.netty.handler.codec.http.HttpRequest;
-import io.netty.handler.codec.http.HttpResponseStatus;
-import io.netty.handler.codec.http.HttpServerCodec;
-import io.netty.handler.codec.http.HttpVersion;
-import io.netty.handler.logging.LogLevel;
-import io.netty.handler.logging.LoggingHandler;
-import io.netty.util.AsciiString;
import org.apache.camel.CamelContext;
import org.apache.camel.ServiceStatus;
-import org.apache.camel.k.adapter.ServiceSupport;
-
-public class HealthEndpoint extends ServiceSupport {
- private static final AsciiString CONTENT_TYPE =
AsciiString.cached("Content-Type");
- private static final AsciiString CONTENT_LENGTH =
AsciiString.cached("Content-Length");
- private static final byte[] OK = {'O', 'K'};
- private static final byte[] KO = {'K', 'O'};
+public class HealthEndpoint extends HttpServlet {
private final CamelContext context;
- private final String bindHost;
- private final int bindPort;
- private final String path;
-
- private EventLoopGroup bossGroup;
- private EventLoopGroup workerGroup;
- private Channel channel;
- public HealthEndpoint(CamelContext context, String bindHost, int bindPort,
String path) {
+ public HealthEndpoint(CamelContext context) {
this.context = context;
- this.bindHost = bindHost;
- this.bindPort = bindPort;
- this.path = path;
}
@Override
- protected void doStart() throws Exception {
- bossGroup = new NioEventLoopGroup(1);
- workerGroup = new NioEventLoopGroup();
-
- ServerBootstrap b = new ServerBootstrap();
- b.group(bossGroup, workerGroup)
- .channel(NioServerSocketChannel.class)
- .handler(new LoggingHandler(LogLevel.DEBUG))
- .childHandler(new ChannelInitializer<SocketChannel>() {
- @Override
- protected void initChannel(SocketChannel ch) throws Exception {
- ch.pipeline()
- .addLast(new HttpServerCodec())
- .addLast(new Handler());
- }
- });
+ protected void doGet(final HttpServletRequest req, final
HttpServletResponse resp) throws ServletException, IOException {
+ if (context.getStatus() == ServiceStatus.Started) {
+ resp.setContentType("text/plain");
+ resp.setContentLength(2);
+ resp.setStatus(HttpServletResponse.SC_OK);
+
+ try(PrintWriter writer = resp.getWriter()) {
+ writer.write("OK");
+ }
- channel = b.bind(bindHost, bindPort).channel();
- }
+ } else {
+ resp.setContentType("text/plain");
+ resp.setContentLength(2);
+ resp.setStatus(HttpServletResponse.SC_SERVICE_UNAVAILABLE);
- @Override
- protected void doStop() throws Exception {
- if (bossGroup != null) {
- bossGroup.shutdownGracefully();
- }
- if (workerGroup != null) {
- workerGroup.shutdownGracefully();
+ try(PrintWriter writer = resp.getWriter()) {
+ writer.write("KO");
+ }
}
}
- private class Handler extends SimpleChannelInboundHandler<HttpObject> {
- @Override
- public void channelReadComplete(ChannelHandlerContext ctx) {
- ctx.flush();
- }
-
- @Override
- protected void channelRead0(ChannelHandlerContext ctx, HttpObject
object) throws Exception {
- if (object instanceof HttpRequest) {
- final HttpRequest msg = (HttpRequest)object;
-
- HttpResponseStatus status;
- ByteBuf content;
-
- if (!Objects.equals(path, msg.uri())) {
- status = HttpResponseStatus.NOT_FOUND;
- content = Unpooled.wrappedBuffer(KO);
- } else if (context.getStatus() == ServiceStatus.Started) {
- status = HttpResponseStatus.OK;
- content = Unpooled.wrappedBuffer(OK);
- } else {
- status = HttpResponseStatus.SERVICE_UNAVAILABLE;
- content = Unpooled.wrappedBuffer(KO);
- }
-
- FullHttpResponse response = new
DefaultFullHttpResponse(HttpVersion.HTTP_1_1, status, content);
- response.headers().set(CONTENT_TYPE, "text/plain");
- response.headers().setInt(CONTENT_LENGTH,
response.content().readableBytes());
-
- ctx.write(response).addListener(ChannelFutureListener.CLOSE);
- }
- }
+ @Override
+ protected void doPost(final HttpServletRequest req, final
HttpServletResponse resp) throws ServletException, IOException {
+ doGet(req, resp);
}
}
diff --git
a/camel-k-runtime-health/src/main/resources/META-INF/services/org.apache.camel.k.Runtime$Listener
b/camel-k-runtime-health/src/main/resources/META-INF/services/org/apache/camel/k/customizer/health
similarity index 93%
copy from
camel-k-runtime-health/src/main/resources/META-INF/services/org.apache.camel.k.Runtime$Listener
copy to
camel-k-runtime-health/src/main/resources/META-INF/services/org/apache/camel/k/customizer/health
index 10ba5ec..abe3515 100644
---
a/camel-k-runtime-health/src/main/resources/META-INF/services/org.apache.camel.k.Runtime$Listener
+++
b/camel-k-runtime-health/src/main/resources/META-INF/services/org/apache/camel/k/customizer/health
@@ -15,5 +15,4 @@
# limitations under the License.
#
-org.apache.camel.k.health.HealthConfigurer
-
+class=org.apache.camel.k.health.HealthContextCustomizer
diff --git
a/camel-k-runtime-health/src/test/java/org/apache/camel/k/health/HealthCustomizerTest.java
b/camel-k-runtime-health/src/test/java/org/apache/camel/k/health/HealthCustomizerTest.java
new file mode 100644
index 0000000..0713b44
--- /dev/null
+++
b/camel-k-runtime-health/src/test/java/org/apache/camel/k/health/HealthCustomizerTest.java
@@ -0,0 +1,53 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.apache.camel.k.health;
+
+import io.undertow.servlet.Servlets;
+import io.undertow.servlet.api.DeploymentManager;
+import io.undertow.servlet.core.ManagedServlet;
+import io.undertow.servlet.core.ManagedServlets;
+import org.apache.camel.impl.DefaultCamelContext;
+import org.apache.camel.k.InMemoryRegistry;
+import org.apache.camel.k.Runtime;
+import org.apache.camel.k.servlet.ServletContextCustomizer;
+import org.apache.camel.test.AvailablePortFinder;
+import org.junit.jupiter.api.Test;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+public class HealthCustomizerTest {
+
+ @Test
+ public void testServletConfigurer() {
+ Runtime.Registry registry = new InMemoryRegistry();
+ Runtime runtime = Runtime.of(new DefaultCamelContext(registry),
registry);
+
+ HealthContextCustomizer healthCustomizer = new
HealthContextCustomizer();
+ healthCustomizer.apply(runtime.getContext(), runtime.getRegistry());
+
+ ServletContextCustomizer servletCustomizer = new
ServletContextCustomizer();
+ servletCustomizer.setBindPort(AvailablePortFinder.getNextAvailable());
+ servletCustomizer.apply(runtime.getContext(), runtime.getRegistry());
+
+ DeploymentManager manager =
Servlets.defaultContainer().getDeploymentByPath("/");
+ ManagedServlets managedServlets =
manager.getDeployment().getServlets();
+ ManagedServlet servlet =
managedServlets.getManagedServlet("HealthServlet");
+
+ assertThat(servlet).isNotNull();
+ assertThat(servlet.getServletInfo().getMappings()).contains("/health");
+ }
+}
diff --git
a/camel-k-runtime-jvm/src/main/java/org/apache/camel/k/jvm/ApplicationRuntime.java
b/camel-k-runtime-jvm/src/main/java/org/apache/camel/k/jvm/ApplicationRuntime.java
index e02a07e..7852665 100644
---
a/camel-k-runtime-jvm/src/main/java/org/apache/camel/k/jvm/ApplicationRuntime.java
+++
b/camel-k-runtime-jvm/src/main/java/org/apache/camel/k/jvm/ApplicationRuntime.java
@@ -16,6 +16,7 @@
*/
package org.apache.camel.k.jvm;
+import java.util.Comparator;
import java.util.LinkedHashSet;
import java.util.Set;
@@ -94,38 +95,51 @@ public final class ApplicationRuntime implements Runtime {
if (p == phase) {
try {
consumer.accept(runtime);
+ return true;
} catch (Exception e) {
throw Exceptions.wrapRuntimeCamelException(e);
}
}
+
+ return false;
});
}
private class MainListenerAdapter implements
org.apache.camel.main.MainListener {
@Override
public void beforeStart(MainSupport main) {
- listeners.forEach(l -> l.accept(Phase.Starting,
ApplicationRuntime.this));
+ invokeListeners(Phase.Starting);
}
@Override
public void configure(CamelContext context) {
- listeners.forEach(l -> l.accept(Phase.ConfigureContext,
ApplicationRuntime.this));
- listeners.forEach(l -> l.accept(Phase.ConfigureRoutes,
ApplicationRuntime.this));
+ invokeListeners(Phase.ConfigureContext);
+ invokeListeners(Phase.ConfigureRoutes);
}
@Override
public void afterStart(MainSupport main) {
- listeners.forEach(l -> l.accept(Phase.Started,
ApplicationRuntime.this));
+ invokeListeners(Phase.Started);
}
@Override
public void beforeStop(MainSupport main) {
- listeners.forEach(l -> l.accept(Phase.Stopping,
ApplicationRuntime.this));
+ invokeListeners(Phase.Stopping);
}
@Override
public void afterStop(MainSupport main) {
- listeners.forEach(l -> l.accept(Phase.Stopped,
ApplicationRuntime.this));
+ invokeListeners(Phase.Stopped);
+ }
+
+ private void invokeListeners(Phase phase) {
+ listeners.stream()
+ .sorted(Comparator.comparingInt(Listener::getOrder))
+ .forEach(l -> {
+ if (l.accept(phase, ApplicationRuntime.this)) {
+ LOGGER.info("Listener {} executed in phase {}", l,
phase);
+ }
+ });
}
}
}
diff --git a/camel-k-runtime-health/pom.xml b/camel-k-runtime-servlet/pom.xml
similarity index 83%
copy from camel-k-runtime-health/pom.xml
copy to camel-k-runtime-servlet/pom.xml
index 6846e71..0317f83 100644
--- a/camel-k-runtime-health/pom.xml
+++ b/camel-k-runtime-servlet/pom.xml
@@ -25,7 +25,7 @@
</parent>
<modelVersion>4.0.0</modelVersion>
- <artifactId>camel-k-runtime-health</artifactId>
+ <artifactId>camel-k-runtime-servlet</artifactId>
<dependencies>
@@ -36,14 +36,33 @@
<!-- ****************************** -->
<dependency>
+ <groupId>org.apache.camel</groupId>
+ <artifactId>camel-core</artifactId>
+ <scope>provided</scope>
+ </dependency>
+ <dependency>
+ <groupId>org.apache.camel</groupId>
+ <artifactId>camel-servlet</artifactId>
+ <scope>provided</scope>
+ </dependency>
+ <dependency>
<groupId>org.apache.camel.k</groupId>
<artifactId>camel-k-runtime-core</artifactId>
</dependency>
+ <!--
+ the following dependencies should be kept in sync with the version
+ used by camel
+ -->
<dependency>
- <groupId>org.apache.camel</groupId>
- <artifactId>camel-netty4-http</artifactId>
- <scope>provided</scope>
+ <groupId>io.undertow</groupId>
+ <artifactId>undertow-core</artifactId>
+ <version>${undertow.version}</version>
+ </dependency>
+ <dependency>
+ <groupId>io.undertow</groupId>
+ <artifactId>undertow-servlet</artifactId>
+ <version>1.4.26.Final</version>
</dependency>
<!-- ****************************** -->
@@ -57,6 +76,11 @@
<artifactId>camel-k-runtime-jvm</artifactId>
<scope>test</scope>
</dependency>
+ <dependency>
+ <groupId>org.apache.camel</groupId>
+ <artifactId>camel-test</artifactId>
+ <scope>test</scope>
+ </dependency>
<dependency>
<groupId>org.junit.jupiter</groupId>
diff --git
a/camel-k-runtime-health/src/main/java/org/apache/camel/k/health/HealthConfigurer.java
b/camel-k-runtime-servlet/src/main/java/org/apache/camel/k/servlet/ServletContextCustomizer.java
similarity index 67%
rename from
camel-k-runtime-health/src/main/java/org/apache/camel/k/health/HealthConfigurer.java
rename to
camel-k-runtime-servlet/src/main/java/org/apache/camel/k/servlet/ServletContextCustomizer.java
index cea94fe..5666298 100644
---
a/camel-k-runtime-health/src/main/java/org/apache/camel/k/health/HealthConfigurer.java
+++
b/camel-k-runtime-servlet/src/main/java/org/apache/camel/k/servlet/ServletContextCustomizer.java
@@ -14,24 +14,24 @@
* See the License for the specific language governing permissions and
* limitations under the License.
*/
-package org.apache.camel.k.health;
+package org.apache.camel.k.servlet;
+import org.apache.camel.CamelContext;
+import org.apache.camel.Ordered;
+import org.apache.camel.k.ContextCustomizer;
import org.apache.camel.k.Runtime;
-import org.apache.camel.spi.HasId;
-public class HealthConfigurer implements Runtime.Listener, HasId {
- public static final String ID = "endpoint.health";
+public class ServletContextCustomizer implements ContextCustomizer {
public static final String DEFAULT_BIND_HOST = "0.0.0.0";
- public static final int DEFAULT_BIND_PORT = 8081;
- public static final String DEFAULT_PATH = "/health";
-
- private HealthEndpoint endpoint;
+ public static final int DEFAULT_BIND_PORT = 8080;
+ public static final String DEFAULT_PATH = "/";
private String bindHost;
private int bindPort;
private String path;
+ private ServletEndpoint endpoint;
- public HealthConfigurer() {
+ public ServletContextCustomizer() {
this.bindHost = DEFAULT_BIND_HOST;
this.bindPort = DEFAULT_BIND_PORT;
this.path = DEFAULT_PATH;
@@ -62,23 +62,18 @@ public class HealthConfigurer implements Runtime.Listener,
HasId {
}
@Override
- public void accept(Runtime.Phase phase, Runtime runtime) {
+ public void apply(CamelContext camelContext, Runtime.Registry registry) {
+ endpoint = new ServletEndpoint(camelContext, bindHost, bindPort, path);
+
try {
- if (phase == Runtime.Phase.Starting) {
- endpoint = new HealthEndpoint(runtime.getContext(), bindHost,
bindPort, path);
- endpoint.start();
- } else if (phase == Runtime.Phase.Stopping) {
- if (endpoint != null) {
- endpoint.stop();
- }
- }
+ camelContext.addService(endpoint, true, true);
} catch (Exception e) {
throw new RuntimeException(e);
}
}
@Override
- public String getId() {
- return ID;
+ public int getOrder() {
+ return Ordered.LOWEST;
}
}
diff --git
a/camel-k-runtime-servlet/src/main/java/org/apache/camel/k/servlet/ServletEndpoint.java
b/camel-k-runtime-servlet/src/main/java/org/apache/camel/k/servlet/ServletEndpoint.java
new file mode 100644
index 0000000..26a0968
--- /dev/null
+++
b/camel-k-runtime-servlet/src/main/java/org/apache/camel/k/servlet/ServletEndpoint.java
@@ -0,0 +1,85 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.apache.camel.k.servlet;
+
+import javax.servlet.http.HttpServlet;
+
+import io.undertow.Handlers;
+import io.undertow.Undertow;
+import io.undertow.server.handlers.PathHandler;
+import io.undertow.servlet.Servlets;
+import io.undertow.servlet.api.DeploymentInfo;
+import io.undertow.servlet.api.DeploymentManager;
+import io.undertow.servlet.util.ImmediateInstanceHandle;
+import org.apache.camel.CamelContext;
+import org.apache.camel.k.adapter.ServiceSupport;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public class ServletEndpoint extends ServiceSupport {
+ private static final Logger LOGGER =
LoggerFactory.getLogger(ServletEndpoint.class);
+
+ private final CamelContext context;
+ private final String bindHost;
+ private final int bindPort;
+ private final String path;
+
+ private Undertow server;
+ private DeploymentManager manager;
+
+ public ServletEndpoint(CamelContext context, String bindHost, int
bindPort, String path) {
+ this.context = context;
+ this.bindHost = bindHost;
+ this.bindPort = bindPort;
+ this.path = path;
+ }
+
+ @Override
+ protected void doStart() throws Exception {
+ DeploymentInfo servletBuilder = Servlets.deployment()
+ .setClassLoader(ServletEndpoint.class.getClassLoader())
+ .setContextPath(path)
+ .setDeploymentName("camel-k.war");
+
+ context.getRegistry().findByType(ServletRegistration.class).forEach( r
-> {
+ LOGGER.info("Registering servlet: {}", r);
+
+ servletBuilder.addServlet(
+ Servlets.servlet(r.getName(), HttpServlet.class, () -> new
ImmediateInstanceHandle(r.getServlet())).addMappings(r.getMappings())
+ );
+ }
+ );
+
+ this.manager =
Servlets.defaultContainer().addDeployment(servletBuilder);
+ this.manager.deploy();
+
+ PathHandler path =
Handlers.path(Handlers.redirect(this.path)).addPrefixPath(this.path,
manager.start());
+
+ LOGGER.info("Starting servlet engine on {}:{}{}", this.bindHost,
this.bindPort, this.path);
+
+ this.server = Undertow.builder().addHttpListener(this.bindPort,
this.bindHost).setHandler(path).build();
+ this.server.start();
+ }
+
+ @Override
+ protected void doStop() throws Exception {
+ if (this.server != null) {
+ LOGGER.info("Stopping servlet engine");
+ this.server.stop();
+ }
+ }
+}
diff --git
a/camel-k-runtime-servlet/src/main/java/org/apache/camel/k/servlet/ServletRegistration.java
b/camel-k-runtime-servlet/src/main/java/org/apache/camel/k/servlet/ServletRegistration.java
new file mode 100644
index 0000000..24ace5a
--- /dev/null
+++
b/camel-k-runtime-servlet/src/main/java/org/apache/camel/k/servlet/ServletRegistration.java
@@ -0,0 +1,81 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.apache.camel.k.servlet;
+
+import java.util.Collection;
+import java.util.LinkedHashSet;
+import java.util.Set;
+import javax.servlet.Servlet;
+
+/**
+ * An helper class used to register servlets.
+ *
+ * <pre>
+ * public class WebhookCustomizer implements ContextCustomizer {
+ * @Override
+ * public void apply(CamelContext camelContext, Runtime.Registry registry)
{
+ * registry.bind(
+ * "webhook-servlet",
+ * new ServletRegistration("CamelServlet", new
CamelHttpTransportServlet(), "/webhook/*")
+ * );
+ * }
+ * }
+ * <pre>
+ */
+public final class ServletRegistration {
+ private final Servlet servlet;
+ private final String name;
+ private final Set<String> mappings;
+
+ public ServletRegistration(String name, Servlet servlet,
Collection<String> mappings) {
+ this.name = name;
+ this.servlet = servlet;
+ this.mappings = new LinkedHashSet<>();
+ this.mappings.addAll(mappings);
+ }
+
+ public ServletRegistration(String name, Servlet servlet, String...
mappings) {
+ this.name = name;
+ this.servlet = servlet;
+ this.mappings = new LinkedHashSet<>();
+
+ for (String mapping: mappings) {
+ this.mappings.add(mapping);
+ }
+ }
+
+ public String getName() {
+ return name;
+ }
+
+ public Servlet getServlet() {
+ return servlet;
+ }
+
+ public Collection<String> getMappings() {
+ return mappings;
+ }
+
+ @Override
+ public String toString() {
+ return "ServletRegistration{" +
+ "servlet=" + servlet +
+ ", name='" + name + '\'' +
+ ", mappings=" + mappings +
+ '}';
+ }
+}
diff --git
a/camel-k-runtime-health/src/main/resources/META-INF/services/org.apache.camel.k.Runtime$Listener
b/camel-k-runtime-servlet/src/main/resources/META-INF/services/org/apache/camel/k/customizer/servlet
similarity index 93%
rename from
camel-k-runtime-health/src/main/resources/META-INF/services/org.apache.camel.k.Runtime$Listener
rename to
camel-k-runtime-servlet/src/main/resources/META-INF/services/org/apache/camel/k/customizer/servlet
index 10ba5ec..46bb724 100644
---
a/camel-k-runtime-health/src/main/resources/META-INF/services/org.apache.camel.k.Runtime$Listener
+++
b/camel-k-runtime-servlet/src/main/resources/META-INF/services/org/apache/camel/k/customizer/servlet
@@ -15,5 +15,4 @@
# limitations under the License.
#
-org.apache.camel.k.health.HealthConfigurer
-
+class=org.apache.camel.k.servlet.ServletContextCustomizer
diff --git
a/camel-k-runtime-servlet/src/test/java/org/apache/camel/k/servlet/ServletCustomizerTest.java
b/camel-k-runtime-servlet/src/test/java/org/apache/camel/k/servlet/ServletCustomizerTest.java
new file mode 100644
index 0000000..e44bb51
--- /dev/null
+++
b/camel-k-runtime-servlet/src/test/java/org/apache/camel/k/servlet/ServletCustomizerTest.java
@@ -0,0 +1,55 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.apache.camel.k.servlet;
+
+import io.undertow.servlet.Servlets;
+import io.undertow.servlet.api.DeploymentManager;
+import io.undertow.servlet.core.ManagedServlet;
+import io.undertow.servlet.core.ManagedServlets;
+import org.apache.camel.component.servlet.CamelHttpTransportServlet;
+import org.apache.camel.impl.DefaultCamelContext;
+import org.apache.camel.k.InMemoryRegistry;
+import org.apache.camel.k.Runtime;
+import org.apache.camel.test.AvailablePortFinder;
+import org.junit.jupiter.api.Test;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+public class ServletCustomizerTest {
+
+ @Test
+ public void testServletConfigurer() {
+ Runtime.Registry registry = new InMemoryRegistry();
+ Runtime runtime = Runtime.of(new DefaultCamelContext(registry),
registry);
+
+ runtime.getRegistry().bind(
+ "camel-servlet",
+ new ServletRegistration("CamelServlet", new
CamelHttpTransportServlet(), "/webhook/*")
+ );
+
+ ServletContextCustomizer servletCustomizer = new
ServletContextCustomizer();
+ servletCustomizer.setBindPort(AvailablePortFinder.getNextAvailable());
+ servletCustomizer.apply(runtime.getContext(), runtime.getRegistry());
+
+ DeploymentManager manager =
Servlets.defaultContainer().getDeploymentByPath("/");
+ ManagedServlets managedServlets =
manager.getDeployment().getServlets();
+ ManagedServlet servlet =
managedServlets.getManagedServlet("CamelServlet");
+
+ assertThat(servlet).isNotNull();
+
assertThat(servlet.getServletInfo().getMappings()).contains("/webhook/*");
+ }
+}
diff --git a/camel-k-runtime-servlet/src/test/resources/log4j2-test.xml
b/camel-k-runtime-servlet/src/test/resources/log4j2-test.xml
new file mode 100644
index 0000000..6f81163
--- /dev/null
+++ b/camel-k-runtime-servlet/src/test/resources/log4j2-test.xml
@@ -0,0 +1,18 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<Configuration status="INFO">
+ <Appenders>
+ <Console name="STDOUT" target="SYSTEM_OUT">
+ <PatternLayout pattern="%d{yyyy-MM-dd HH:mm:ss.SSS}|%-5level|%t|%c -
%msg%n"/>
+ </Console>
+ <Null name="NONE"/>
+ </Appenders>
+
+ <Loggers>
+ <Logger name="io.undertow" level="INFO"/>
+ <Root level="INFO">
+ <!--<AppenderRef ref="STDOUT"/>-->
+ <AppenderRef ref="NONE"/>
+ </Root>
+ </Loggers>
+
+</Configuration>
\ No newline at end of file
diff --git a/pom.xml b/pom.xml
index 20a48bb..c228d0d 100644
--- a/pom.xml
+++ b/pom.xml
@@ -55,6 +55,7 @@
<jackson.version>2.9.8</jackson.version>
<immutables.version>2.7.5</immutables.version>
<semver4j.version>2.2.0</semver4j.version>
+ <undertow.version>1.4.26.Final</undertow.version>
<gmavenplus-plugin.version>1.6.1</gmavenplus-plugin.version>
<fabric8-maven-plugin.version>3.5.42</fabric8-maven-plugin.version>
<maven-compiler-plugin.version>3.8.0</maven-compiler-plugin.version>
@@ -62,6 +63,7 @@
<maven-remote-resources-plugin.version>1.5</maven-remote-resources-plugin.version>
<versions-maven-plugin.version>2.7</versions-maven-plugin.version>
<directory-maven-plugin.version>0.3.1</directory-maven-plugin.version>
+ <exec-maven-plugin.version>1.6.0</exec-maven-plugin.version>
</properties>
<developers>
@@ -147,6 +149,8 @@
<module>camel-k-runtime-kotlin</module>
<module>camel-k-runtime-yaml</module>
<module>camel-k-runtime-health</module>
+ <module>camel-k-runtime-servlet</module>
+ <module>camel-k-runtime-examples</module>
<module>camel-knative-http</module>
<module>camel-knative</module>
<module>camel-k-runtime-bom</module>
@@ -224,6 +228,11 @@
</dependency>
<dependency>
<groupId>org.apache.camel.k</groupId>
+ <artifactId>camel-k-runtime-servlet</artifactId>
+ <version>${project.version}</version>
+ </dependency>
+ <dependency>
+ <groupId>org.apache.camel.k</groupId>
<artifactId>camel-knative</artifactId>
<version>${project.version}</version>
</dependency>
