Examples with UserGroupProvider org.apache.nifi.authorization.UserGroupProvider used on opensource projects

Example 1 with UserGroupProvider

use of org.apache.nifi.authorization.UserGroupProvider in project nifi by apache.

the class ManagedRangerAuthorizerTest method testCheckInheritNonConfigurableUserGroupProvider.

@Test(expected = UninheritableAuthorizationsException.class)
public void testCheckInheritNonConfigurableUserGroupProvider() throws Exception {
    final UserGroupProvider userGroupProvider = mock(UserGroupProvider.class);
    final ManagedRangerAuthorizer managedRangerAuthorizer = getStandardManagedAuthorizer(userGroupProvider);
    managedRangerAuthorizer.checkInheritability(NON_EMPTY_FINGERPRINT);
}

Example 2 with UserGroupProvider

use of org.apache.nifi.authorization.UserGroupProvider in project nifi by apache.

the class TestRangerBasePluginWithPolicies method testPoliciesWithUserGroupProvider.

@Test
public void testPoliciesWithUserGroupProvider() {
    // unknown according to user group provider
    final String user1 = "user-1";
    // known according to user group provider
    final String user2 = "user-2";
    // unknown according to user group provider
    final String group1 = "group-1";
    // known according to user group provider
    final String group2 = "group-2";
    final UserGroupProvider userGroupProvider = new UserGroupProvider() {

        @Override
        public Set<User> getUsers() throws AuthorizationAccessException {
            return Stream.of(new User.Builder().identifierGenerateFromSeed(user2).identity(user2).build()).collect(Collectors.toSet());
        }

        @Override
        public User getUser(String identifier) throws AuthorizationAccessException {
            final User u2 = new User.Builder().identifierGenerateFromSeed(user2).identity(user2).build();
            if (u2.getIdentifier().equals(identifier)) {
                return u2;
            } else {
                return null;
            }
        }

        @Override
        public User getUserByIdentity(String identity) throws AuthorizationAccessException {
            if (user2.equals(identity)) {
                return new User.Builder().identifierGenerateFromSeed(user2).identity(user2).build();
            } else {
                return null;
            }
        }

        @Override
        public Set<Group> getGroups() throws AuthorizationAccessException {
            return Stream.of(new Group.Builder().identifierGenerateFromSeed(group2).name(group2).build()).collect(Collectors.toSet());
        }

        @Override
        public Group getGroup(String identifier) throws AuthorizationAccessException {
            final Group g2 = new Group.Builder().identifierGenerateFromSeed(group2).name(group2).build();
            if (g2.getIdentifier().equals(identifier)) {
                return g2;
            } else {
                return null;
            }
        }

        @Override
        public UserAndGroups getUserAndGroups(String identity) throws AuthorizationAccessException {
            if (user2.equals(identity)) {
                return new UserAndGroups() {

                    @Override
                    public User getUser() {
                        return new User.Builder().identifierGenerateFromSeed(user2).identity(user2).build();
                    }

                    @Override
                    public Set<Group> getGroups() {
                        return Collections.EMPTY_SET;
                    }
                };
            } else {
                return null;
            }
        }

        @Override
        public void initialize(UserGroupProviderInitializationContext initializationContext) throws AuthorizerCreationException {
        }

        @Override
        public void onConfigured(AuthorizerConfigurationContext configurationContext) throws AuthorizerCreationException {
        }

        @Override
        public void preDestruction() throws AuthorizerDestructionException {
        }
    };
    final String resourceIdentifier1 = "/resource-1";
    RangerPolicyResource resource1 = new RangerPolicyResource(resourceIdentifier1);
    final Map<String, RangerPolicyResource> policy1Resources = new HashMap<>();
    policy1Resources.put(resourceIdentifier1, resource1);
    final RangerPolicyItem policy1Item = new RangerPolicyItem();
    policy1Item.setAccesses(Stream.of(new RangerPolicyItemAccess("READ")).collect(Collectors.toList()));
    policy1Item.setUsers(Stream.of(user1).collect(Collectors.toList()));
    policy1Item.setGroups(Stream.of(group2).collect(Collectors.toList()));
    final RangerPolicy policy1 = new RangerPolicy();
    policy1.setResources(policy1Resources);
    policy1.setPolicyItems(Stream.of(policy1Item).collect(Collectors.toList()));
    final String resourceIdentifier2 = "/resource-2";
    RangerPolicyResource resource2 = new RangerPolicyResource(resourceIdentifier2);
    final Map<String, RangerPolicyResource> policy2Resources = new HashMap<>();
    policy2Resources.put(resourceIdentifier2, resource2);
    final RangerPolicyItem policy2Item = new RangerPolicyItem();
    policy2Item.setAccesses(Stream.of(new RangerPolicyItemAccess("READ"), new RangerPolicyItemAccess("WRITE")).collect(Collectors.toList()));
    policy2Item.setUsers(Stream.of(user2).collect(Collectors.toList()));
    policy2Item.setGroups(Stream.of(group1).collect(Collectors.toList()));
    final RangerPolicy policy2 = new RangerPolicy();
    policy2.setResources(policy2Resources);
    policy2.setPolicyItems(Stream.of(policy2Item).collect(Collectors.toList()));
    final List<RangerPolicy> policies = new ArrayList<>();
    policies.add(policy1);
    policies.add(policy2);
    final RangerServiceDef serviceDef = new RangerServiceDef();
    serviceDef.setName("nifi");
    final ServicePolicies servicePolicies = new ServicePolicies();
    servicePolicies.setPolicies(policies);
    servicePolicies.setServiceDef(serviceDef);
    // set all the policies in the plugin
    final RangerBasePluginWithPolicies pluginWithPolicies = new RangerBasePluginWithPolicies("nifi", "nifi", userGroupProvider);
    pluginWithPolicies.setPolicies(servicePolicies);
    // ensure the two ranger policies converted into 3 nifi access policies
    final Set<AccessPolicy> accessPolicies = pluginWithPolicies.getAccessPolicies();
    assertEquals(3, accessPolicies.size());
    // resource 1 -> read but no write
    assertFalse(pluginWithPolicies.doesPolicyExist(resourceIdentifier1, RequestAction.WRITE));
    assertTrue(pluginWithPolicies.doesPolicyExist(resourceIdentifier1, RequestAction.READ));
    // read
    final AccessPolicy readResource1 = pluginWithPolicies.getAccessPolicy(resourceIdentifier1, RequestAction.READ);
    assertNotNull(readResource1);
    assertTrue(accessPolicies.contains(readResource1));
    assertTrue(readResource1.equals(pluginWithPolicies.getAccessPolicy(readResource1.getIdentifier())));
    assertTrue(readResource1.getUsers().isEmpty());
    assertEquals(1, readResource1.getGroups().size());
    assertTrue(readResource1.getGroups().contains(new Group.Builder().identifierGenerateFromSeed(group2).name(group2).build().getIdentifier()));
    // but no write
    assertNull(pluginWithPolicies.getAccessPolicy(resourceIdentifier1, RequestAction.WRITE));
    // resource 2 -> read and write
    assertTrue(pluginWithPolicies.doesPolicyExist(resourceIdentifier2, RequestAction.WRITE));
    assertTrue(pluginWithPolicies.doesPolicyExist(resourceIdentifier2, RequestAction.READ));
    // read
    final AccessPolicy readResource2 = pluginWithPolicies.getAccessPolicy(resourceIdentifier2, RequestAction.READ);
    assertNotNull(readResource2);
    assertTrue(accessPolicies.contains(readResource2));
    assertTrue(readResource2.equals(pluginWithPolicies.getAccessPolicy(readResource2.getIdentifier())));
    assertEquals(1, readResource2.getUsers().size());
    assertTrue(readResource2.getUsers().contains(new User.Builder().identifierGenerateFromSeed(user2).identity(user2).build().getIdentifier()));
    assertTrue(readResource2.getGroups().isEmpty());
    // and write
    final AccessPolicy writeResource2 = pluginWithPolicies.getAccessPolicy(resourceIdentifier2, RequestAction.READ);
    assertNotNull(writeResource2);
    assertTrue(accessPolicies.contains(writeResource2));
    assertTrue(writeResource2.equals(pluginWithPolicies.getAccessPolicy(writeResource2.getIdentifier())));
    assertEquals(1, writeResource2.getUsers().size());
    assertTrue(writeResource2.getUsers().contains(new User.Builder().identifierGenerateFromSeed(user2).identity(user2).build().getIdentifier()));
    assertTrue(writeResource2.getGroups().isEmpty());
}

Example 3 with UserGroupProvider

use of org.apache.nifi.authorization.UserGroupProvider in project nifi by apache.

the class UserGroupUtil method getUserGroups.

/**
 * Gets the groups for the user with the specified identity. Returns null if the authorizer is not able to load user groups.
 *
 * @param authorizer the authorizer to load the groups from
 * @param userIdentity the user identity
 * @return the listing of groups for the user
 */
public static Set<String> getUserGroups(final Authorizer authorizer, final String userIdentity) {
    if (authorizer instanceof ManagedAuthorizer) {
        final ManagedAuthorizer managedAuthorizer = (ManagedAuthorizer) authorizer;
        final UserGroupProvider userGroupProvider = managedAuthorizer.getAccessPolicyProvider().getUserGroupProvider();
        final UserAndGroups userAndGroups = userGroupProvider.getUserAndGroups(userIdentity);
        final Set<Group> userGroups = userAndGroups.getGroups();
        if (userGroups == null || userGroups.isEmpty()) {
            return Collections.EMPTY_SET;
        } else {
            return userAndGroups.getGroups().stream().map(group -> group.getName()).collect(Collectors.toSet());
        }
    } else {
        return null;
    }
}

Example 4 with UserGroupProvider

use of org.apache.nifi.authorization.UserGroupProvider in project nifi by apache.

the class ManagedRangerAuthorizerTest method testNonConfigurableFingerPrint.

@Test
public void testNonConfigurableFingerPrint() throws Exception {
    final UserGroupProvider userGroupProvider = mock(UserGroupProvider.class);
    final ManagedRangerAuthorizer managedRangerAuthorizer = getStandardManagedAuthorizer(userGroupProvider);
    Assert.assertEquals(EMPTY_FINGERPRINT, managedRangerAuthorizer.getFingerprint());
}