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Add login permission check prior to accessing portals

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pull/292/head
Pramila Niroshan 12 months ago
parent ababfc8100
commit 59de653b8d
2 changed files with 156 additions and 6 deletions
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15
components/ui-request-interceptor/io.entgra.device.mgt.core.ui.request.interceptor/pom.xml
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@ -319,5 +319,20 @@
<artifactId>httpmime</artifactId>
<scope>compile</scope>
</dependency>
<dependency>
<groupId>org.wso2.carbon.identity.framework</groupId>
<artifactId>org.wso2.carbon.user.mgt</artifactId>
<scope>provided</scope>
<exclusions>
<exclusion>
<groupId>org.slf4j</groupId>
<artifactId>slf4j-api</artifactId>
</exclusion>
<exclusion>
<groupId>org.slf4j</groupId>
<artifactId>jcl-over-slf4j</artifactId>
</exclusion>
</exclusions>
</dependency>
</dependencies>
</project>

147
components/ui-request-interceptor/io.entgra.device.mgt.core.ui.request.interceptor/src/main/java/io/entgra/device/mgt/core/ui/request/interceptor/SsoLoginCallbackHandler.java
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@ -21,7 +21,10 @@ package io.entgra.device.mgt.core.ui.request.interceptor;
import com.google.gson.JsonElement;
import com.google.gson.JsonObject;
import com.google.gson.JsonParser;
import com.nimbusds.jwt.JWT;
import com.nimbusds.jwt.JWTParser;
import io.entgra.device.mgt.core.ui.request.interceptor.beans.AuthData;
import io.entgra.device.mgt.core.ui.request.interceptor.beans.ProxyResponse;
import io.entgra.device.mgt.core.ui.request.interceptor.util.HandlerConstants;
import io.entgra.device.mgt.core.ui.request.interceptor.util.HandlerUtil;
import org.apache.commons.logging.Log;
@ -31,15 +34,22 @@ import org.apache.http.HttpStatus;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.entity.ContentType;
import org.apache.http.entity.StringEntity;
import io.entgra.device.mgt.core.ui.request.interceptor.beans.ProxyResponse;
import org.wso2.carbon.context.CarbonContext;
import org.wso2.carbon.context.PrivilegedCarbonContext;
import org.wso2.carbon.user.api.UserRealm;
import org.wso2.carbon.user.api.UserStoreException;
import org.wso2.carbon.user.api.UserStoreManager;
import org.wso2.carbon.user.core.service.RealmService;
import org.wso2.carbon.user.mgt.UserRealmProxy;
import org.wso2.carbon.user.mgt.common.UIPermissionNode;
import org.wso2.carbon.user.mgt.common.UserAdminException;
import javax.servlet.annotation.MultipartConfig;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import javax.servlet.http.*;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import java.util.Objects;
@MultipartConfig
@ -93,6 +103,8 @@ public class SsoLoginCallbackHandler extends HttpServlet {
JsonElement jTokenResult = jsonParser.parse(tokenResultResponse.getData());
if (jTokenResult.isJsonObject()) {
JsonObject jTokenResultAsJsonObject = jTokenResult.getAsJsonObject();
String id_token = jTokenResultAsJsonObject.get("id_token").getAsString();
String username = getUsernameFromJwt(id_token);
AuthData authData = new AuthData();
authData.setClientId(session.getAttribute("clientId").toString());
authData.setClientSecret(session.getAttribute("clientSecret").toString());
@ -101,7 +113,130 @@ public class SsoLoginCallbackHandler extends HttpServlet {
authData.setRefreshToken(jTokenResultAsJsonObject.get("refresh_token").getAsString());
authData.setScope(jTokenResultAsJsonObject.get("scope").getAsString());
session.setAttribute(HandlerConstants.SESSION_AUTH_DATA_KEY, authData);
resp.sendRedirect(session.getAttribute("redirectUrl").toString());
try {
if (isUserCanLogin(username)) {
resp.sendRedirect(session.getAttribute("redirectUrl").toString());
} else {
for (String path : HandlerConstants.SSO_LOGOUT_COOKIE_PATHS) {
removeCookie(HandlerConstants.JSESSIONID_KEY, path, resp);
}
removeCookie(HandlerConstants.COMMON_AUTH_ID_KEY, "/", resp);
ProxyResponse proxyResponse = new ProxyResponse();
proxyResponse.setStatus(ProxyResponse.Status.SUCCESS);
proxyResponse.setCode(HttpStatus.SC_OK);
if (session != null) {
session.invalidate();
}
resp.sendRedirect("/authenticationendpoint/oauth2_error.do");
}
} catch (UserStoreException e) {
throw new RuntimeException(e);
}
}
}
public static String getUsernameFromJwt(String jwtString) {
try {
// Parse the JWT string
JWT jwt = JWTParser.parse(jwtString);
return jwt.getJWTClaimsSet().getSubject();
} catch (Exception e) {
return null;
}
}
private boolean isUserCanLogin(String username) throws UserStoreException {
UserStoreManager userStoreManager;
RealmService realmService;
PrivilegedCarbonContext ctx = PrivilegedCarbonContext.getThreadLocalCarbonContext();
UserRealm realm;
realmService = (RealmService) ctx.getOSGiService(RealmService.class, null);
if (realmService == null) {
throw new IllegalStateException("Realm service not initialized");
}
int tenantId = CarbonContext.getThreadLocalCarbonContext().getTenantId();
realm = realmService.getTenantUserRealm(tenantId);
userStoreManager = realmService.getTenantUserRealm(tenantId).getUserStoreManager();
if (!userStoreManager.isExistingUser(username)) {
String message = "User by username: " + username + " does not exist for permission retrieval.";
log.error(message);
}
// Get a list of roles which the user assigned to
List<String> roles = getFilteredRoles(userStoreManager, username);
List<String> permissions = new ArrayList<>();
tenantId = PrivilegedCarbonContext.getThreadLocalCarbonContext().getTenantId();
// Get permissions for each role
for (String roleName : roles) {
try {
permissions.addAll(getPermissionsListFromRole(roleName, realm, tenantId));
} catch (UserAdminException e) {
String message = "Error occurred while retrieving the permissions of role '" + roleName + "'";
log.error(message, e);
}
}
String targetPermission = "/permission/admin/login";
return permissions.contains(targetPermission);
}
private static void removeCookie(String cookieName, String path, HttpServletResponse response) {
Cookie cookie = new Cookie(cookieName, "");
cookie.setPath(path);
cookie.setValue(null);
cookie.setMaxAge(0);
response.addCookie(cookie);
}
private List<String> getFilteredRoles(UserStoreManager userStoreManager, String username)
throws UserStoreException {
String[] roleListOfUser;
roleListOfUser = userStoreManager.getRoleListOfUser(username);
List<String> filteredRoles = new ArrayList<>();
for (String role : roleListOfUser) {
if (!(role.startsWith("Internal/") || role.startsWith("Authentication/"))) {
filteredRoles.add(role);
}
}
return filteredRoles;
}
private static List<String> getPermissionsListFromRole(String roleName, UserRealm userRealm, int tenantId)
throws UserAdminException {
org.wso2.carbon.user.core.UserRealm userRealmCore;
try {
userRealmCore = (org.wso2.carbon.user.core.UserRealm) userRealm;
} catch (ClassCastException e) {
String message = "Provided UserRealm object is not an instance of org.wso2.carbon.user.core.UserRealm";
log.error(message, e);
throw new UserAdminException(message, e);
}
UserRealmProxy userRealmProxy = new UserRealmProxy(userRealmCore);
List<String> permissionsList = new ArrayList<>();
final UIPermissionNode rolePermissions = userRealmProxy.getRolePermissions(roleName, tenantId);
iteratePermissions(rolePermissions, permissionsList);
return permissionsList;
}
public static void iteratePermissions(UIPermissionNode uiPermissionNode, List<String> list) {
// To prevent NullPointer exceptions
if (uiPermissionNode == null) {
return;
}
for (UIPermissionNode permissionNode : uiPermissionNode.getNodeList()) {
if (permissionNode != null) {
if (permissionNode.isSelected()) {
list.add(permissionNode.getResourcePath());
}
if (permissionNode.getNodeList() != null
&& permissionNode.getNodeList().length > 0) {
iteratePermissions(permissionNode, list);
}
}
}
}
}

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