#972: add trustInsecureDownloadRoot parameter to plugins

While adding unit tests by default, a bug was discovered when downloading via proxy with BasicAuth. This has also been fixed.

CHANGELOG.md

@@ -4,6 +4,13 @@ Last public release: [![Maven Central](https://maven-badges.herokuapp.com/maven-
 
 ## Changelog
 
+### 1.12.2
+
+* add Dependency: wiremock-jre8 (2.32.0)
+* add code coverage to ``DefaultFileDownloader``
+* fix bug on download files over proxy with Basic Auth
+* add new configuration ``trustInsecureDownloadRoot`` to ignore insecure HTTPS downloads 
+
 ### 1.12.1
 
 * update Dependency: Jackson (2.13.0), Mockito (4.1.0), JUnit (5.8.1), Hamcrest (2.2; now a direct dependency)

README.md

@@ -104,6 +104,9 @@ present).
 
         <!-- optional: where to download node and npm from. Defaults to https://nodejs.org/dist/ -->
         <downloadRoot>http://myproxy.example.org/nodejs/</downloadRoot>
+
+        <!-- optional: ignore insecure HTTPS download connections -->
+        <trustInsecureDownloadRoot>false</trustInsecureDownloadRoot>
     </configuration>
 </plugin>
 ```
@@ -120,6 +123,8 @@ You can also specify separate download roots for npm and node as they are stored
         <serverId>server001</serverId>
         <!-- optional: where to download npm from. Defaults to https://registry.npmjs.org/npm/-/ -->
         <npmDownloadRoot>https://myproxy.example.org/npm/</npmDownloadRoot>
+        <!-- optional: ignore insecure HTTPS download connections -->
+        <trustInsecureDownloadRoot>false</trustInsecureDownloadRoot>
     </configuration>
 </plugin>
 ```
@@ -166,7 +171,9 @@ https://github.com/eirslett/frontend-maven-plugin/blob/master/frontend-maven-plu
         <!-- optional: where to download node from. Defaults to https://nodejs.org/dist/ -->
         <nodeDownloadRoot>http://myproxy.example.org/nodejs/</nodeDownloadRoot>
         <!-- optional: where to download yarn from. Defaults to https://github.com/yarnpkg/yarn/releases/download/ -->
-        <yarnDownloadRoot>http://myproxy.example.org/yarn/</yarnDownloadRoot>        
+        <yarnDownloadRoot>http://myproxy.example.org/yarn/</yarnDownloadRoot>
+        <!-- optional: ignore insecure HTTPS download connections -->
+        <trustInsecureDownloadRoot>false</trustInsecureDownloadRoot>
     </configuration>
 </plugin>
 ```

frontend-maven-plugin/src/main/java/com/github/eirslett/maven/plugins/frontend/mojo/InstallNodeAndNpmMojo.java

@@ -36,6 +36,12 @@ public final class InstallNodeAndNpmMojo extends AbstractFrontendMojo {
     @Deprecated
     private String downloadRoot;
 
+    /**
+     * Will trust insecure download targets. This flag applies to both the {@link #nodeDownloadRoot} and {@link #npmDownloadRoot}.
+     */
+    @Parameter(property = "trustInsecureDownloadRoot", required = false, defaultValue = "false")
+    private boolean trustInsecureDownloadRoot;
+
     /**
      * The version of Node.js to install. IMPORTANT! Most Node.js version names start with 'v', for example 'v0.10.18'
      */
@@ -81,6 +87,7 @@ public void execute(FrontendPluginFactory factory) throws InstallationException
             factory.getNodeInstaller(proxyConfig)
                 .setNodeVersion(nodeVersion)
                 .setNodeDownloadRoot(nodeDownloadRoot)
+                .setTrustInsecureDownloadRoot(trustInsecureDownloadRoot)
                 .setNpmVersion(npmVersion)
                 .setUserName(server.getUsername())
                 .setPassword(server.getPassword())
@@ -89,19 +96,22 @@ public void execute(FrontendPluginFactory factory) throws InstallationException
                 .setNodeVersion(nodeVersion)
                 .setNpmVersion(npmVersion)
                 .setNpmDownloadRoot(npmDownloadRoot)
+                .setTrustInsecureDownloadRoot(trustInsecureDownloadRoot)
                 .setUserName(server.getUsername())
                 .setPassword(server.getPassword())
                 .install();
         } else {
             factory.getNodeInstaller(proxyConfig)
                 .setNodeVersion(nodeVersion)
                 .setNodeDownloadRoot(nodeDownloadRoot)
+                .setTrustInsecureDownloadRoot(trustInsecureDownloadRoot)
                 .setNpmVersion(npmVersion)
                 .install();
             factory.getNPMInstaller(proxyConfig)
                 .setNodeVersion(this.nodeVersion)
                 .setNpmVersion(this.npmVersion)
                 .setNpmDownloadRoot(npmDownloadRoot)
+                .setTrustInsecureDownloadRoot(trustInsecureDownloadRoot)
                 .install();
         }
     }

frontend-maven-plugin/src/main/java/com/github/eirslett/maven/plugins/frontend/mojo/InstallNodeAndPnpmMojo.java

@@ -36,6 +36,12 @@ public final class InstallNodeAndPnpmMojo extends AbstractFrontendMojo {
     @Deprecated
     private String downloadRoot;
 
+    /**
+     * Will trust insecure download targets. This flag applies to both the {@link #nodeDownloadRoot} and {@link #npmDownloadRoot}.
+     */
+    @Parameter(property = "trustInsecureDownloadRoot", required = false, defaultValue = "false")
+    private boolean trustInsecureDownloadRoot;
+
     /**
      * The version of Node.js to install. IMPORTANT! Most Node.js version names start with 'v', for example 'v0.10.18'
      */
@@ -81,25 +87,29 @@ public void execute(FrontendPluginFactory factory) throws InstallationException
             factory.getNodeInstaller(proxyConfig)
                 .setNodeVersion(nodeVersion)
                 .setNodeDownloadRoot(nodeDownloadRoot)
+                .setTrustInsecureDownloadRoot(trustInsecureDownloadRoot)
                 .setNpmVersion(pnpmVersion)
                 .setUserName(server.getUsername())
                 .setPassword(server.getPassword())
                 .install();
             factory.getPNPMInstaller(proxyConfig)
                 .setPnpmVersion(pnpmVersion)
                 .setPnpmDownloadRoot(npmDownloadRoot)
+                .setTrustInsecureDownloadRoot(trustInsecureDownloadRoot)
                 .setUserName(server.getUsername())
                 .setPassword(server.getPassword())
                 .install();
         } else {
             factory.getNodeInstaller(proxyConfig)
                 .setNodeVersion(nodeVersion)
                 .setNodeDownloadRoot(nodeDownloadRoot)
+                .setTrustInsecureDownloadRoot(trustInsecureDownloadRoot)
                 .setNpmVersion(pnpmVersion)
                 .install();
             factory.getPNPMInstaller(proxyConfig)
                 .setPnpmVersion(this.pnpmVersion)
                 .setPnpmDownloadRoot(npmDownloadRoot)
+                .setTrustInsecureDownloadRoot(trustInsecureDownloadRoot)
                 .install();
         }
     }

frontend-maven-plugin/src/main/java/com/github/eirslett/maven/plugins/frontend/mojo/InstallNodeAndYarnMojo.java

@@ -33,6 +33,12 @@ public final class InstallNodeAndYarnMojo extends AbstractFrontendMojo {
         defaultValue = YarnInstaller.DEFAULT_YARN_DOWNLOAD_ROOT)
     private String yarnDownloadRoot;
 
+    /**
+     * Will trust insecure download targets. This flag applies to both the {@link #nodeDownloadRoot} and {@link #npmDownloadRoot}.
+     */
+    @Parameter(property = "trustInsecureDownloadRoot", required = false, defaultValue = "false")
+    private boolean trustInsecureDownloadRoot;
+
     /**
      * The version of Node.js to install. IMPORTANT! Most Node.js version names start with 'v', for example
      * 'v0.10.18'
@@ -91,9 +97,11 @@ public void execute(FrontendPluginFactory factory) throws InstallationException
         Server server = MojoUtils.decryptServer(this.serverId, this.session, this.decrypter);
         if (null != server) {
             factory.getNodeInstaller(proxyConfig).setNodeDownloadRoot(this.nodeDownloadRoot)
+                .setTrustInsecureDownloadRoot(trustInsecureDownloadRoot)
                 .setNodeVersion(this.nodeVersion).setPassword(server.getPassword())
                 .setUserName(server.getUsername()).install();
             factory.getYarnInstaller(proxyConfig).setYarnDownloadRoot(this.yarnDownloadRoot)
+                .setTrustInsecureDownloadRoot(trustInsecureDownloadRoot)
                 .setYarnVersion(this.yarnVersion).setUserName(server.getUsername())
                 .setPassword(server.getPassword()).setIsYarnBerry(isYarnrcYamlFilePresent()).install();
         } else {

frontend-plugin-core/pom.xml

@@ -79,6 +79,12 @@
             <version>4.1.0</version>
             <scope>test</scope>
         </dependency>
+        <dependency>
+            <groupId>com.github.tomakehurst</groupId>
+            <artifactId>wiremock-jre8</artifactId>
+            <version>2.32.0</version>
+            <scope>test</scope>
+        </dependency>
     </dependencies>
 
     <build>

frontend-plugin-core/src/main/java/com/github/eirslett/maven/plugins/frontend/lib/FileDownloader.java

@@ -8,23 +8,31 @@
 import java.net.URL;
 import java.nio.channels.Channels;
 import java.nio.channels.ReadableByteChannel;
+import java.security.KeyManagementException;
+import java.security.KeyStoreException;
+import java.security.NoSuchAlgorithmException;
+
+import javax.net.ssl.SSLContext;
 
 import org.apache.commons.io.FileUtils;
 import org.apache.commons.io.FilenameUtils;
 import org.apache.http.HttpHost;
 import org.apache.http.auth.AuthScope;
+import org.apache.http.auth.AuthState;
 import org.apache.http.auth.UsernamePasswordCredentials;
 import org.apache.http.client.AuthCache;
 import org.apache.http.client.CredentialsProvider;
 import org.apache.http.client.config.RequestConfig;
 import org.apache.http.client.methods.CloseableHttpResponse;
 import org.apache.http.client.methods.HttpGet;
 import org.apache.http.client.protocol.HttpClientContext;
+import org.apache.http.conn.ssl.TrustSelfSignedStrategy;
 import org.apache.http.impl.auth.BasicScheme;
 import org.apache.http.impl.client.BasicAuthCache;
 import org.apache.http.impl.client.BasicCredentialsProvider;
 import org.apache.http.impl.client.CloseableHttpClient;
 import org.apache.http.impl.client.HttpClients;
+import org.apache.http.ssl.SSLContextBuilder;
 import org.codehaus.plexus.util.StringUtils;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
@@ -41,7 +49,7 @@ public DownloadException(String message){
 }
 
 interface FileDownloader {
-    void download(String downloadUrl, String destination, String userName, String password) throws DownloadException;
+    void download(String downloadUrl, String destination, String userName, String password, boolean trustInsecureDownloadRoot) throws DownloadException;
 }
 
 final class DefaultFileDownloader implements FileDownloader {
@@ -54,7 +62,7 @@ public DefaultFileDownloader(ProxyConfig proxyConfig){
     }
 
     @Override
-    public void download(String downloadUrl, String destination, String userName, String password) throws DownloadException {
+    public void download(String downloadUrl, String destination, String userName, String password, boolean trustInsecureDownloadRoot) throws DownloadException {
         // force tls to 1.2 since github removed weak cryptographic standards
         // https://blog.github.com/2018-02-02-weak-cryptographic-standards-removal-notice/
         System.setProperty("https.protocols", "TLSv1.2");
@@ -66,7 +74,7 @@ public void download(String downloadUrl, String destination, String userName, St
                 FileUtils.copyFile(new File(downloadURI), new File(destination));
             }
             else {
-                CloseableHttpResponse response = execute(fixedDownloadUrl, userName, password);
+                CloseableHttpResponse response = execute(fixedDownloadUrl, userName, password, trustInsecureDownloadRoot);
                 int statusCode = response.getStatusLine().getStatusCode();
                 if(statusCode != 200){
                     throw new DownloadException("Got error code "+ statusCode +" from the server.");
@@ -82,12 +90,18 @@ public void download(String downloadUrl, String destination, String userName, St
         }
     }
 
-    private CloseableHttpResponse execute(String requestUrl, String userName, String password) throws IOException {
+    private CloseableHttpResponse execute(String requestUrl, String userName, String password, boolean trustInsecureDownloadRoot)
+            throws IOException, DownloadException {
         CloseableHttpResponse response;
+        SSLContext sslContext = null;
+        if (trustInsecureDownloadRoot) {
+            LOGGER.info("Trust insecure download enabled.");
+            sslContext = makeSSLContextForTrustedInsecureDownloads();
+        }
         Proxy proxy = proxyConfig.getProxyForUrl(requestUrl);
         if (proxy != null) {
             LOGGER.info("Downloading via proxy " + proxy.toString());
-            return executeViaProxy(proxy, requestUrl);
+            return executeViaProxy(proxy, sslContext, requestUrl);
         } else {
             LOGGER.info("No proxy was configured, downloading directly");
             if (StringUtils.isNotEmpty(userName) && StringUtils.isNotEmpty(password)) {
@@ -100,40 +114,50 @@ private CloseableHttpResponse execute(String requestUrl, String userName, String
                     aURL.getPort(),
                     userName,
                     password);
-                response = buildHttpClient(credentialsProvider).execute(new HttpGet(requestUrl),localContext);
+                response = buildHttpClient(sslContext, credentialsProvider).execute(new HttpGet(requestUrl),localContext);
             } else {
-                response = buildHttpClient(null).execute(new HttpGet(requestUrl));
+                response = buildHttpClient(sslContext, null).execute(new HttpGet(requestUrl));
             }
         }
         return response;
     }
 
-    private CloseableHttpResponse executeViaProxy(Proxy proxy, String requestUrl) throws IOException {
-        final CloseableHttpClient proxyClient;
-        if (proxy.useAuthentication()){
-            proxyClient = buildHttpClient(makeCredentialsProvider(proxy.host,proxy.port,proxy.username,proxy.password));
+    private CloseableHttpResponse executeViaProxy(Proxy proxy, SSLContext sslContext, String requestUrl) throws IOException {
+        final HttpGet request = new HttpGet(requestUrl);
+        request.setConfig(RequestConfig.custom()
+                .setProxy(new HttpHost(proxy.host, proxy.port))
+                .build());
+        final CloseableHttpClient proxyClient = buildHttpClient(sslContext, null);
+        if (proxy.useAuthentication()) {
+            final AuthState authState = new AuthState();
+            authState.update(new BasicScheme(), new UsernamePasswordCredentials(proxy.username, proxy.password));
+            final HttpClientContext httpContext = HttpClientContext.create();
+            httpContext.setAttribute(HttpClientContext.PROXY_AUTH_STATE, authState);
+            return proxyClient.execute(request, httpContext);
         } else {
-            proxyClient = buildHttpClient(null);
+            return proxyClient.execute(request);
         }
-
-        final HttpHost proxyHttpHost = new HttpHost(proxy.host, proxy.port);
-
-        final RequestConfig requestConfig = RequestConfig.custom().setProxy(proxyHttpHost).build();
-
-        final HttpGet request = new HttpGet(requestUrl);
-        request.setConfig(requestConfig);
-
-        return proxyClient.execute(request);
     }
 
-    private CloseableHttpClient buildHttpClient(CredentialsProvider credentialsProvider) {
+    private CloseableHttpClient buildHttpClient(SSLContext sslContext, CredentialsProvider credentialsProvider) {
     	return HttpClients.custom()
+                .setSSLContext(sslContext)
     			.disableContentCompression()
     			.useSystemProperties()
     			.setDefaultCredentialsProvider(credentialsProvider)
     			.build();
     }
 
+    private SSLContext makeSSLContextForTrustedInsecureDownloads() throws DownloadException {
+        try {
+            return SSLContextBuilder.create()
+                    .loadTrustMaterial(TrustSelfSignedStrategy.INSTANCE)
+                    .build();
+        } catch (final NoSuchAlgorithmException | KeyStoreException | KeyManagementException e) {
+            throw new DownloadException("Unable to create SSLContext to trust insecure downloads.", e);
+        }
+    }
+
     private CredentialsProvider makeCredentialsProvider(String host, int port, String username, String password) {
         CredentialsProvider credentialsProvider = new BasicCredentialsProvider();
         credentialsProvider.setCredentials(

frontend-plugin-core/src/main/java/com/github/eirslett/maven/plugins/frontend/lib/NPMInstaller.java

@@ -20,6 +20,8 @@ public class NPMInstaller {
 
     private String nodeVersion, npmVersion, npmDownloadRoot, userName, password;
 
+    private boolean trustInsecureDownloadRoot;
+
     private final Logger logger;
 
     private final InstallConfig config;
@@ -50,6 +52,11 @@ public NPMInstaller setNpmDownloadRoot(String npmDownloadRoot) {
         return this;
     }
 
+    public NPMInstaller setTrustInsecureDownloadRoot(boolean trustInsecureDownloadRoot) {
+        this.trustInsecureDownloadRoot = trustInsecureDownloadRoot;
+        return this;
+    }
+
     public NPMInstaller setUserName(String userName) {
         this.userName = userName;
         return this;
@@ -122,7 +129,7 @@ private void installNpm() throws InstallationException {
 
             File archive = this.config.getCacheResolver().resolve(cacheDescriptor);
 
-            downloadFileIfMissing(downloadUrl, archive, this.userName, this.password);
+            downloadFileIfMissing(downloadUrl, archive, this.userName, this.password, this.trustInsecureDownloadRoot);
 
             File installDirectory = getNodeInstallDirectory();
             File nodeModulesDirectory = new File(installDirectory, "node_modules");
@@ -218,16 +225,16 @@ private void extractFile(File archive, File destinationDirectory) throws Archive
         this.archiveExtractor.extract(archive.getPath(), destinationDirectory.getPath());
     }
 
-    private void downloadFileIfMissing(String downloadUrl, File destination, String userName, String password)
+    private void downloadFileIfMissing(String downloadUrl, File destination, String userName, String password, boolean trustInsecureDownloadRoot)
         throws DownloadException {
         if (!destination.exists()) {
-            downloadFile(downloadUrl, destination, userName, password);
+            downloadFile(downloadUrl, destination, userName, password, trustInsecureDownloadRoot);
         }
     }
 
-    private void downloadFile(String downloadUrl, File destination, String userName, String password)
+    private void downloadFile(String downloadUrl, File destination, String userName, String password, boolean trustInsecureDownloadRoot)
         throws DownloadException {
         this.logger.info("Downloading {} to {}", downloadUrl, destination);
-        this.fileDownloader.download(downloadUrl, destination.getPath(), userName, password);
+        this.fileDownloader.download(downloadUrl, destination.getPath(), userName, password, trustInsecureDownloadRoot);
     }
 }