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Merge pull request #4200 from guigarage/servlet-config

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KeycloakConfigResolver config for servlet filter
This commit is contained in:
Stian Thorgersen 2017-06-27 10:45:29 +02:00 committed by GitHub
commit b041146a3f
1 changed files with 54 additions and 30 deletions
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42
adapters/oidc/servlet-filter/src/main/java/org/keycloak/adapters/servlet/KeycloakOIDCFilter.java
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@ -54,24 +54,51 @@ import java.util.regex.Pattern;
*/ */
public class KeycloakOIDCFilter implements Filter { public class KeycloakOIDCFilter implements Filter {
private final static Logger log = Logger.getLogger("" + KeycloakOIDCFilter.class);
public static final String SKIP_PATTERN_PARAM = "keycloak.config.skipPattern"; public static final String SKIP_PATTERN_PARAM = "keycloak.config.skipPattern";
public static final String CONFIG_RESOLVER_PARAM = "keycloak.config.resolver";
public static final String CONFIG_FILE_PARAM = "keycloak.config.file";
public static final String CONFIG_PATH_PARAM = "keycloak.config.path";
protected AdapterDeploymentContext deploymentContext; protected AdapterDeploymentContext deploymentContext;
protected SessionIdMapper idMapper = new InMemorySessionIdMapper(); protected SessionIdMapper idMapper = new InMemorySessionIdMapper();
protected NodesRegistrationManagement nodesRegistrationManagement; protected NodesRegistrationManagement nodesRegistrationManagement;
protected Pattern skipPattern; protected Pattern skipPattern;
private final static Logger log = Logger.getLogger(""+KeycloakOIDCFilter.class); private final KeycloakConfigResolver definedconfigResolver;
/**
* Constructor that can be used to define a {@code KeycloakConfigResolver} that will be used at initialization to
* provide the {@code KeycloakDeployment}.
* @param definedconfigResolver the resolver
*/
public KeycloakOIDCFilter(KeycloakConfigResolver definedconfigResolver) {
this.definedconfigResolver = definedconfigResolver;
}
public KeycloakOIDCFilter() {
this(null);
}
@Override @Override
public void init(final FilterConfig filterConfig) throws ServletException { public void init(final FilterConfig filterConfig) throws ServletException {
String skipPatternDefinition = filterConfig.getInitParameter(SKIP_PATTERN_PARAM); String skipPatternDefinition = filterConfig.getInitParameter(SKIP_PATTERN_PARAM);
if (skipPatternDefinition != null) { if (skipPatternDefinition != null) {
skipPattern = Pattern.compile(skipPatternDefinition, Pattern.DOTALL); skipPattern = Pattern.compile(skipPatternDefinition, Pattern.DOTALL);
} }
String configResolverClass = filterConfig.getInitParameter("keycloak.config.resolver"); if (definedconfigResolver != null) {
deploymentContext = new AdapterDeploymentContext(definedconfigResolver);
log.log(Level.INFO, "Using {0} to resolve Keycloak configuration on a per-request basis.", definedconfigResolver.getClass());
} else {
String configResolverClass = filterConfig.getInitParameter(CONFIG_RESOLVER_PARAM);
if (configResolverClass != null) { if (configResolverClass != null) {
try { try {
KeycloakConfigResolver configResolver = (KeycloakConfigResolver) getClass().getClassLoader().loadClass(configResolverClass).newInstance(); KeycloakConfigResolver configResolver = (KeycloakConfigResolver) getClass().getClassLoader().loadClass(configResolverClass).newInstance();
@ -82,7 +109,7 @@ public class KeycloakOIDCFilter implements Filter {
deploymentContext = new AdapterDeploymentContext(new KeycloakDeployment()); deploymentContext = new AdapterDeploymentContext(new KeycloakDeployment());
} }
} else { } else {
String fp = filterConfig.getInitParameter("keycloak.config.file"); String fp = filterConfig.getInitParameter(CONFIG_FILE_PARAM);
InputStream is = null; InputStream is = null;
if (fp != null) { if (fp != null) {
try { try {
@ -92,7 +119,7 @@ public class KeycloakOIDCFilter implements Filter {
} }
} else { } else {
String path = "/WEB-INF/keycloak.json"; String path = "/WEB-INF/keycloak.json";
String pathParam = filterConfig.getInitParameter("keycloak.config.path"); String pathParam = filterConfig.getInitParameter(CONFIG_PATH_PARAM);
if (pathParam != null) path = pathParam; if (pathParam != null) path = pathParam;
is = filterConfig.getServletContext().getResourceAsStream(path); is = filterConfig.getServletContext().getResourceAsStream(path);
} }
@ -100,26 +127,23 @@ public class KeycloakOIDCFilter implements Filter {
deploymentContext = new AdapterDeploymentContext(kd); deploymentContext = new AdapterDeploymentContext(kd);
log.fine("Keycloak is using a per-deployment configuration."); log.fine("Keycloak is using a per-deployment configuration.");
} }
}
filterConfig.getServletContext().setAttribute(AdapterDeploymentContext.class.getName(), deploymentContext); filterConfig.getServletContext().setAttribute(AdapterDeploymentContext.class.getName(), deploymentContext);
nodesRegistrationManagement = new NodesRegistrationManagement(); nodesRegistrationManagement = new NodesRegistrationManagement();
} }
private KeycloakDeployment createKeycloakDeploymentFrom(InputStream is) { private KeycloakDeployment createKeycloakDeploymentFrom(InputStream is) {
if (is == null) { if (is == null) {
log.fine("No adapter configuration. Keycloak is unconfigured and will deny all requests."); log.fine("No adapter configuration. Keycloak is unconfigured and will deny all requests.");
return new KeycloakDeployment(); return new KeycloakDeployment();
} }
return KeycloakDeploymentBuilder.build(is); return KeycloakDeploymentBuilder.build(is);
} }
@Override @Override
public void doFilter(ServletRequest req, ServletResponse res, FilterChain chain) throws IOException, ServletException { public void doFilter(ServletRequest req, ServletResponse res, FilterChain chain) throws IOException, ServletException {
log.fine("Keycloak OIDC Filter"); log.fine("Keycloak OIDC Filter");
//System.err.println("Keycloak OIDC Filter: " + ((HttpServletRequest)req).getRequestURL().toString());
HttpServletRequest request = (HttpServletRequest) req; HttpServletRequest request = (HttpServletRequest) req;
HttpServletResponse response = (HttpServletResponse) res; HttpServletResponse response = (HttpServletResponse) res;