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BAEL 5974 - Guide to Sentry (#13244) 

* [BAEL-4849] Article code

* [BAEL-4968] Article code

* [BAEL-4968] Article code

* [BAEL-4968] Article code

* [BAEL-4968] Remove extra comments

* [BAEL-5258] Article Code

* [BAEL-2765] PKCE Support for Secret Clients

* [BAEL-5698] Article code

* [BAEL-5698] Article code

* [BAEL-5900] Initial commit

* [BAEL-5974] Article Code

* [BAEL-5974] Article Code
This commit is contained in:
psevestre 2023-01-06 15:37:59 -03:00 committed by GitHub
parent 962ed719ac
commit 0ce4cfcfda
8 changed files with 216 additions and 0 deletions
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1
saas-modules/pom.xml
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@ -20,6 +20,7 @@
<module>stripe</module>
<module>twilio</module>
<module>twitter4j</module>
<module>sentry-servlet</module>
</modules>
<build>

49
saas-modules/sentry-servlet/pom.xml Normal file
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@ -0,0 +1,49 @@
<?xml version="1.0" encoding="UTF-8"?>
<project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns="http://maven.apache.org/POM/4.0.0"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<parent>
<groupId>com.baeldung</groupId>
<artifactId>saas-modules</artifactId>
<version>1.0.0-SNAPSHOT</version>
</parent>
<artifactId>sentry-servlet</artifactId>
<name>sentry-servlet</name>
<packaging>war</packaging>
<properties>
<sentry.version>6.11.0</sentry.version>
<cargo.version>1.10.4</cargo.version>
</properties>
<dependencies>
<dependency>
<groupId>io.sentry</groupId>
<artifactId>sentry-servlet</artifactId>
<version>${sentry.version}</version>
</dependency>
<dependency>
<groupId>javax.servlet</groupId>
<artifactId>javax.servlet-api</artifactId>
<scope>provided</scope>
</dependency>
</dependencies>
<build>
<plugins>
<plugin>
<groupId>org.codehaus.cargo</groupId>
<artifactId>cargo-maven3-plugin</artifactId>
<version>${cargo.version}</version>
<configuration>
<container>
<containerId>tomcat9x</containerId>
<type>embedded</type>
</container>
</configuration>
</plugin>
</plugins>
</build>
</project>

32
saas-modules/sentry-servlet/src/main/java/com/baeldung/sentry/servlet/FaultyServlet.java Normal file
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@ -0,0 +1,32 @@
package com.baeldung.sentry.servlet;
import java.io.IOException;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
@WebServlet(urlPatterns = "/fault", loadOnStartup = 1)
public class FaultyServlet extends HttpServlet {
private static final long serialVersionUID = 1L;
@Override
protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
String op = req.getParameter("op");
if( "fault".equals(op) ) {
resp.sendError(500, "Something bad happened !");
}
else if ( "exception".equals(op) ) {
throw new IllegalArgumentException("Internal error");
}
else {
resp.setStatus(200);
resp.setContentType("text/plain");
resp.getWriter().println("OK");
}
}
}

39
saas-modules/sentry-servlet/src/main/java/com/baeldung/sentry/support/SentryContextListener.java Normal file
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@ -0,0 +1,39 @@
package com.baeldung.sentry.support;
import javax.servlet.ServletContext;
import javax.servlet.ServletContextEvent;
import javax.servlet.ServletContextListener;
import javax.servlet.annotation.WebListener;
import io.sentry.Sentry;
import io.sentry.SentryLevel;
@WebListener
public class SentryContextListener implements ServletContextListener {
@Override
public void contextInitialized(ServletContextEvent sce) {
// Besides standard supported locations, let's also allow the DSN to be
// passed using servlet container managed parameters. This can be useful if your app
// is hosted in a shared application server.
ServletContext context = sce.getServletContext();
String sentryDsn = context.getInitParameter("sentry.dsn");
if ( sentryDsn != null ) {
context.log("[I21] sentry.dsn init parameter found. Configuring Sentry SDK...");
Sentry.init(sentryDsn);
}
else {
context.log("[I25] sentry.dsn init parameter not found. Configuring Sentry SDK with defaults");
Sentry.init();
}
}
@Override
public void contextDestroyed(ServletContextEvent sce) {
sce.getServletContext().log("[I34] shutting down context");
Sentry.captureMessage("[I35] contextDestroyed", SentryLevel.INFO);
Sentry.close();
}
}

32
saas-modules/sentry-servlet/src/main/java/com/baeldung/sentry/support/SentryFilter.java Normal file
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@ -0,0 +1,32 @@
package com.baeldung.sentry.support;
import java.io.IOException;
import javax.servlet.Filter;
import javax.servlet.FilterChain;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import javax.servlet.annotation.WebFilter;
import javax.servlet.http.HttpServletResponse;
import io.sentry.Sentry;
import io.sentry.SentryLevel;
@WebFilter(urlPatterns = "/*")
public class SentryFilter implements Filter {
@Override
public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain) throws IOException, ServletException {
try {
chain.doFilter(request, response);
int rc = ((HttpServletResponse) response).getStatus();
if (rc/100 == 5) {
Sentry.captureMessage("Application error: code=" + rc, SentryLevel.ERROR);
}
} catch (Throwable t) {
Sentry.captureException(t);
throw t;
}
}
}

3
saas-modules/sentry-servlet/src/main/resources/sentry.properties Normal file
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@ -0,0 +1,3 @@
# Sentry configuration file
# put your DSN here
dsn=https://xxxxxxxxxxxxxxxx@zzzzzzz.ingest.sentry.io/wwww

14
saas-modules/sentry-servlet/src/main/webapp/WEB-INF/web.xml Normal file
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@ -0,0 +1,14 @@
<?xml version="1.0" encoding="UTF-8"?>
<web-app
xmlns="http://xmlns.jcp.org/xml/ns/javaee"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee http://xmlns.jcp.org/xml/ns/javaee/web-app_4_0.xsd"
version="4.0">
<!--
<context-param>
<param-name>sentry.dsn</param-name>
<param-value>https://093dbb121a584893b17677bd87c5ec1f@o75061.ingest.sentry.io/4504352731627520</param-value>
</context-param>
-->
</web-app>

46
saas-modules/sentry-servlet/src/test/java/com/baeldung/sentry/servlet/FaultyServletLiveTest.java Normal file
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@ -0,0 +1,46 @@
package com.baeldung.sentry.servlet;
import static org.assertj.core.api.Assertions.assertThat;
import java.net.HttpURLConnection;
import java.net.URL;
import org.junit.jupiter.api.Test;
class FaultyServletLiveTest {
@Test
void testGivenFaultyRequestWithNoQueryString_thenSuccess() throws Exception {
//int port = getServerPort();
URL u = new URL("http://localhost:8080/sentry-servlet/fault");
HttpURLConnection conn = (HttpURLConnection)u.openConnection();
int rc = conn.getResponseCode();
assertThat(rc)
.isEqualTo(200);
}
@Test
void testGivenFaultyRequestWithFaultString_thenFail() throws Exception {
//int port = getServerPort();
URL u = new URL("http://localhost:8080/sentry-servlet/fault?fault=true");
HttpURLConnection conn = (HttpURLConnection)u.openConnection();
int rc = conn.getResponseCode();
assertThat(rc)
.isEqualTo(500);
}
@Test
void testGivenFaultyRequestWithExceptionString_thenFail() throws Exception {
//int port = getServerPort();
URL u = new URL("http://localhost:8080/sentry-servlet/fault?exception=true");
HttpURLConnection conn = (HttpURLConnection)u.openConnection();
int rc = conn.getResponseCode();
assertThat(rc)
.isEqualTo(500);
}
}