org.camunda.bpm.engine.IdentityService Maven / Gradle / Ivy
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* Copyright Camunda Services GmbH and/or licensed to Camunda Services GmbH
* under one or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information regarding copyright
* ownership. Camunda licenses this file to you under the Apache License,
* Version 2.0; you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.camunda.bpm.engine;
import java.util.List;
import java.util.Map;
import org.camunda.bpm.engine.authorization.Permissions;
import org.camunda.bpm.engine.authorization.Resources;
import org.camunda.bpm.engine.identity.PasswordPolicyResult;
import org.camunda.bpm.engine.identity.Group;
import org.camunda.bpm.engine.identity.GroupQuery;
import org.camunda.bpm.engine.identity.NativeUserQuery;
import org.camunda.bpm.engine.identity.PasswordPolicy;
import org.camunda.bpm.engine.identity.Picture;
import org.camunda.bpm.engine.identity.Tenant;
import org.camunda.bpm.engine.identity.TenantQuery;
import org.camunda.bpm.engine.identity.User;
import org.camunda.bpm.engine.identity.UserQuery;
import org.camunda.bpm.engine.impl.identity.Account;
import org.camunda.bpm.engine.impl.identity.Authentication;
/**
* Service to manage {@link User}s and {@link Group}s.
*
* @author Tom Baeyens
* @author Daniel Meyer
*
*/
public interface IdentityService {
/**
* Allows to inquire whether this identity service implementation provides
* read-only access to the user repository, false otherwise.
*
* Read only identity service implementations do not support the following methods:
*
* - {@link #newUser(String)}
* - {@link #saveUser(User)}
* - {@link #deleteUser(String)}
*
* - {@link #newGroup(String)}
* - {@link #saveGroup(Group)}
* - {@link #deleteGroup(String)}
*
* - {@link #newTenant(String)}
* - {@link #saveTenant(Tenant)}
* - {@link #deleteTenant(String)}
*
* - {@link #createMembership(String, String)}
* - {@link #deleteMembership(String, String)}
*
* - {@link #createTenantUserMembership(String, String)}
* - {@link #createTenantGroupMembership(String, String)}
* - {@link #deleteTenantUserMembership(String, String)}
* - {@link #deleteTenantGroupMembership(String, String)}
*
*
* If these methods are invoked on a read-only identity service implementation,
* the invocation will throw an {@link UnsupportedOperationException}.
*
* @return true if this identity service implementation provides read-only
* access to the user repository, false otherwise.
*/
public boolean isReadOnly();
/**
* Creates a new user. The user is transient and must be saved using
* {@link #saveUser(User)}.
* @param userId id for the new user, cannot be null.
* @throws UnsupportedOperationException if identity service implementation is read only. See {@link #isReadOnly()}
* @throws AuthorizationException if the user has no {@link Permissions#CREATE} permissions on {@link Resources#USER}.
*/
User newUser(String userId);
/**
* Saves the user. If the user already existed, the user is updated.
* @param user user to save, cannot be null.
* @throws ProcessEngineException when {@link ProcessEngineConfiguration#enablePasswordPolicy}
* is {@code true} and password violates password policy
* @throws ProcessEngineException when user id violates:
*
* - {@link ProcessEngineConfiguration#generalResourceWhitelistPattern} OR
* - {@link ProcessEngineConfiguration#userResourceWhitelistPattern}
*
* @throws RuntimeException when a user with the same name already exists.
* @throws UnsupportedOperationException if identity service implementation is read only. See {@link #isReadOnly()}
* @throws AuthorizationException if the user has no {@link Permissions#UPDATE} permissions on {@link Resources#USER} (update existing user)
* or if user has no {@link Permissions#CREATE} permissions on {@link Resources#USER} (save new user).
*/
void saveUser(User user);
/**
* Creates a {@link UserQuery} that allows to programmatically query the users.
*/
UserQuery createUserQuery();
/**
* @param userId id of user to delete, cannot be null. When an id is passed
* for an unexisting user, this operation is ignored.
* @throws UnsupportedOperationException if identity service implementation is read only. See {@link #isReadOnly()}
* @throws AuthorizationException if the user has no {@link Permissions#DELETE} permissions on {@link Resources#USER}.
*/
void deleteUser(String userId);
void unlockUser(String userId);
/**
* Creates a new group. The group is transient and must be saved using
* {@link #saveGroup(Group)}.
* @param groupId id for the new group, cannot be null.
* @throws UnsupportedOperationException if identity service implementation is read only. See {@link #isReadOnly()}
* @throws AuthorizationException if the user has no {@link Permissions#CREATE} permissions on {@link Resources#GROUP}.
*/
Group newGroup(String groupId);
/**
* Creates a {@link NativeUserQuery} that allows to select users with native queries.
* @return NativeUserQuery
*/
NativeUserQuery createNativeUserQuery();
/**
* Creates a {@link GroupQuery} thats allows to programmatically query the groups.
*/
GroupQuery createGroupQuery();
/**
* Saves the group. If the group already existed, the group is updated.
* @param group group to save. Cannot be null.
* @throws ProcessEngineException when group id violates:
*
* - {@link ProcessEngineConfiguration#generalResourceWhitelistPattern} OR
* - {@link ProcessEngineConfiguration#groupResourceWhitelistPattern}
*
* @throws RuntimeException when a group with the same name already exists.
* @throws UnsupportedOperationException if identity service implementation is read only. See {@link #isReadOnly()}
* @throws AuthorizationException if the user has no {@link Permissions#UPDATE} permissions on {@link Resources#GROUP} (update existing group)
* or if user has no {@link Permissions#CREATE} permissions on {@link Resources#GROUP} (save new group).
*/
void saveGroup(Group group);
/**
* Deletes the group. When no group exists with the given id, this operation
* is ignored.
* @param groupId id of the group that should be deleted, cannot be null.
* @throws UnsupportedOperationException if identity service implementation is read only. See {@link #isReadOnly()}
* @throws AuthorizationException if the user has no {@link Permissions#DELETE} permissions on {@link Resources#GROUP}.
*/
void deleteGroup(String groupId);
/**
* @param userId the userId, cannot be null.
* @param groupId the groupId, cannot be null.
* @throws RuntimeException when the given user or group doesn't exist or when the user
* is already member of the group.
* @throws UnsupportedOperationException if identity service implementation is read only. See {@link #isReadOnly()}
* @throws AuthorizationException if the user has no {@link Permissions#CREATE} permissions on {@link Resources#GROUP_MEMBERSHIP}.
*/
void createMembership(String userId, String groupId);
/**
* Delete the membership of the user in the group. When the group or user don't exist
* or when the user is not a member of the group, this operation is ignored.
* @param userId the user's id, cannot be null.
* @param groupId the group's id, cannot be null.
* @throws UnsupportedOperationException if identity service implementation is read only. See {@link #isReadOnly()}
* @throws AuthorizationException if the user has no {@link Permissions#DELETE} permissions on {@link Resources#GROUP_MEMBERSHIP}.
*/
void deleteMembership(String userId, String groupId);
/**
* Creates a new tenant. The tenant is transient and must be saved using
* {@link #saveTenant(Tenant)}.
*
* @param tenantId
* id for the new tenant, cannot be null.
* @throws UnsupportedOperationException
* if identity service implementation is read only. See
* {@link #isReadOnly()}
* @throws AuthorizationException
* if the user has no {@link Permissions#CREATE} permissions on
* {@link Resources#TENANT}.
*/
Tenant newTenant(String tenantId);
/**
* Creates a {@link TenantQuery} thats allows to programmatically query the
* tenants.
*/
TenantQuery createTenantQuery();
/**
* Saves the tenant. If the tenant already existed, it is updated.
*
* @param tenant
* the tenant to save. Cannot be null.
* @throws ProcessEngineException when tenant id violates:
*
* - {@link ProcessEngineConfiguration#generalResourceWhitelistPattern} OR
* - {@link ProcessEngineConfiguration#tenantResourceWhitelistPattern}
*
* @throws RuntimeException
* when a tenant with the same name already exists.
* @throws UnsupportedOperationException
* if identity service implementation is read only. See
* {@link #isReadOnly()}
* @throws AuthorizationException
* if the user has no {@link Permissions#UPDATE} permissions on
* {@link Resources#TENANT} (update existing tenant) or if user has
* no {@link Permissions#CREATE} permissions on
* {@link Resources#TENANT} (save new tenant).
*/
void saveTenant(Tenant tenant);
/**
* Deletes the tenant. When no tenant exists with the given id, this operation
* is ignored.
*
* @param tenantId
* id of the tenant that should be deleted, cannot be
* null.
* @throws UnsupportedOperationException
* if identity service implementation is read only. See
* {@link #isReadOnly()}
* @throws AuthorizationException
* if the user has no {@link Permissions#DELETE} permissions on
* {@link Resources#TENANT}.
*/
void deleteTenant(String tenantId);
/**
* Creates a new membership between the given user and tenant.
*
* @param tenantId
* the id of the tenant, cannot be null.
* @param userId
* the id of the user, cannot be null.
* @throws RuntimeException
* when the given tenant or user doesn't exist or the user is
* already a member of this tenant.
* @throws UnsupportedOperationException
* if identity service implementation is read only. See
* {@link #isReadOnly()}
* @throws AuthorizationException
* if the user has no {@link Permissions#CREATE} permissions on
* {@link Resources#TENANT_MEMBERSHIP}.
*/
void createTenantUserMembership(String tenantId, String userId);
/**
* Creates a new membership between the given group and tenant.
*
* @param tenantId
* the id of the tenant, cannot be null.
* @param groupId
* the id of the group, cannot be null.
* @throws RuntimeException
* when the given tenant or group doesn't exist or when the group
* is already a member of this tenant.
* @throws UnsupportedOperationException
* if identity service implementation is read only. See
* {@link #isReadOnly()}
* @throws AuthorizationException
* if the user has no {@link Permissions#CREATE} permissions on
* {@link Resources#TENANT_MEMBERSHIP}.
*/
void createTenantGroupMembership(String tenantId, String groupId);
/**
* Deletes the membership between the given user and tenant. The operation is
* ignored when the given user, tenant or membership don't exist.
*
* @param tenantId
* the id of the tenant, cannot be null.
* @param userId
* the id of the user, cannot be null.
* @throws UnsupportedOperationException
* if identity service implementation is read only. See
* {@link #isReadOnly()}
* @throws AuthorizationException
* if the user has no {@link Permissions#DELETE} permissions on
* {@link Resources#TENANT_MEMBERSHIP}.
*/
void deleteTenantUserMembership(String tenantId, String userId);
/**
* Deletes the membership between the given group and tenant. The operation is
* ignored when the given group, tenant or membership don't exist.
*
* @param tenantId
* the id of the tenant, cannot be null.
* @param groupId
* the id of the group, cannot be null.
* @throws UnsupportedOperationException
* if identity service implementation is read only. See
* {@link #isReadOnly()}
* @throws AuthorizationException
* if the user has no {@link Permissions#DELETE} permissions on
* {@link Resources#TENANT_MEMBERSHIP}.
*/
void deleteTenantGroupMembership(String tenantId, String groupId);
/**
* Checks if the password is valid for the given user. Arguments userId
* and password are nullsafe.
*/
boolean checkPassword(String userId, String password);
/**
* Check a given password against the configured {@link PasswordPolicy}. The result
* is returned as {@link PasswordPolicyResult} which contains all
* passed and violated rules as well as a flag indicating if the password is
* valid.
*
* @param password
* the password that should be tested
* @return a {@link PasswordPolicyResult} containing passed and
* failed rules
*/
PasswordPolicyResult checkPasswordAgainstPolicy(String password);
/**
* Check a given password against the configured {@link PasswordPolicy}. The result
* is returned as {@link PasswordPolicyResult} which contains all
* passed and violated rules as well as a flag indicating if the password is
* valid.
*
* @param candidatePassword
* which is checked against a password policy
* @param user
* to be taken into account when checking the candidate password
* @return a {@link PasswordPolicyResult} containing passed and
* failed rules
*/
PasswordPolicyResult checkPasswordAgainstPolicy(String candidatePassword, User user);
/**
* Check a given password against a given {@link PasswordPolicy}. The result
* is returned as {@link PasswordPolicyResult} which contains all
* passed and violated rules as well as a flag indicating if the password is
* valid.
*
* @param policy
* the {@link PasswordPolicy} against which the password is tested
* @param password
* the password that should be tested
* @return a {@link PasswordPolicyResult} containing passed and
* failed rules
*/
PasswordPolicyResult checkPasswordAgainstPolicy(PasswordPolicy policy, String password);
/**
* Check a given password against a given {@link PasswordPolicy}. The result
* is returned as {@link PasswordPolicyResult} which contains all
* passed and violated rules as well as a flag indicating if the password is
* valid.
*
* @param policy
* the {@link PasswordPolicy} against which the password is tested
* @param candidatePassword
* which is checked against a password policy
* @param user
* to be taken into account when checking the candidate password
* @return a {@link PasswordPolicyResult} containing passed and
* failed rules
*/
PasswordPolicyResult checkPasswordAgainstPolicy(PasswordPolicy policy,
String candidatePassword,
User user);
/**
* Returns the {@link PasswordPolicy} that is currently configured in the
* engine.
*
* @return the current {@link PasswordPolicy} or null if no
* policy is set or the configured policy is disabled.
*/
PasswordPolicy getPasswordPolicy();
/**
* Passes the authenticated user id for this thread.
* All service method (from any service) invocations done by the same
* thread will have access to this authenticatedUserId. Should be followed by
* a call to {@link #clearAuthentication()} once the interaction is terminated.
*
* @param authenticatedUserId the id of the current user.
*/
void setAuthenticatedUserId(String authenticatedUserId);
/**
* Passes the authenticated user id and groupIds for this thread.
* All service method (from any service) invocations done by the same
* thread will have access to this authentication. Should be followed by
* a call to {@link #clearAuthentication()} once the interaction is terminated.
*
* @param authenticatedUserId the id of the current user.
* @param groups the groups of the current user.
*/
void setAuthentication(String userId, List groups);
/**
* Passes the authenticated user id, group ids and tenant ids for this thread.
* All service method (from any service) invocations done by the same
* thread will have access to this authentication. Should be followed by
* a call to {@link #clearAuthentication()} once the interaction is terminated.
*
* @param userId the id of the current user.
* @param groups the groups of the current user.
* @param tenantIds the tenants of the current user.
*/
void setAuthentication(String userId, List groups, List tenantIds);
/**
* @param currentAuthentication
*/
public void setAuthentication(Authentication currentAuthentication);
/**
* @return the current authentication for this process engine.
*/
Authentication getCurrentAuthentication();
/** Allows clearing the current authentication. Does not throw exception if
* no authentication exists.
* */
void clearAuthentication();
/** Sets the picture for a given user.
* @throws ProcessEngineException if the user doesn't exist.
* @param picture can be null to delete the picture. */
void setUserPicture(String userId, Picture picture);
/** Retrieves the picture for a given user.
* @throws ProcessEngineException if the user doesn't exist.
* @returns null if the user doesn't have a picture. */
Picture getUserPicture(String userId);
/** Deletes the picture for a given user. If the user does not have a picture or if the user doesn't exists the call is ignored.
* @throws ProcessEngineException if the user doesn't exist. */
void deleteUserPicture(String userId);
/** Generic extensibility key-value pairs associated with a user */
void setUserInfo(String userId, String key, String value);
/** Generic extensibility key-value pairs associated with a user */
String getUserInfo(String userId, String key);
/** Generic extensibility keys associated with a user */
List getUserInfoKeys(String userId);
/** Delete an entry of the generic extensibility key-value pairs associated with a user */
void deleteUserInfo(String userId, String key);
/** Store account information for a remote system */
@Deprecated
void setUserAccount(String userId, String userPassword, String accountName, String accountUsername, String accountPassword, Map accountDetails);
/** Get account names associated with the given user */
@Deprecated
List getUserAccountNames(String userId);
/** Get account information associated with a user */
@Deprecated
Account getUserAccount(String userId, String userPassword, String accountName);
/** Delete an entry of the generic extensibility key-value pairs associated with a user */
@Deprecated
void deleteUserAccount(String userId, String accountName);
}
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