forked from OHDSI/WebAPI
-
Notifications
You must be signed in to change notification settings - Fork 0
/
PermissionService.java
323 lines (273 loc) · 14.4 KB
/
PermissionService.java
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
package org.ohdsi.webapi.security;
import com.cosium.spring.data.jpa.entity.graph.domain.EntityGraph;
import com.cosium.spring.data.jpa.entity.graph.domain.EntityGraphUtils;
import org.apache.shiro.authz.UnauthorizedException;
import org.ohdsi.webapi.model.CommonEntity;
import org.ohdsi.webapi.security.dto.RoleDTO;
import org.ohdsi.webapi.security.model.EntityPermissionSchema;
import org.ohdsi.webapi.security.model.EntityPermissionSchemaResolver;
import org.ohdsi.webapi.security.model.EntityType;
import org.ohdsi.webapi.security.model.SourcePermissionSchema;
import org.ohdsi.webapi.security.model.UserSimpleAuthorizationInfo;
import org.ohdsi.webapi.service.dto.CommonEntityDTO;
import org.ohdsi.webapi.shiro.Entities.PermissionEntity;
import org.ohdsi.webapi.shiro.Entities.PermissionRepository;
import org.ohdsi.webapi.shiro.Entities.RoleEntity;
import org.ohdsi.webapi.shiro.Entities.RolePermissionEntity;
import org.ohdsi.webapi.shiro.Entities.RolePermissionRepository;
import org.ohdsi.webapi.shiro.Entities.RoleRepository;
import org.ohdsi.webapi.shiro.Entities.UserEntity;
import org.ohdsi.webapi.shiro.PermissionManager;
import org.ohdsi.webapi.source.Source;
import org.ohdsi.webapi.source.SourceRepository;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.aop.framework.Advised;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.core.convert.ConversionService;
import org.springframework.data.jpa.repository.JpaRepository;
import org.springframework.data.repository.support.Repositories;
import org.springframework.stereotype.Service;
import org.springframework.web.context.WebApplicationContext;
import javax.annotation.PostConstruct;
import java.io.Serializable;
import java.util.Arrays;
import java.util.Collection;
import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Objects;
import java.util.Set;
import java.util.concurrent.ConcurrentHashMap;
import java.util.function.Function;
import java.util.stream.Collectors;
@Service
public class PermissionService {
private final Logger logger = LoggerFactory.getLogger(PermissionService.class);
private final WebApplicationContext appContext;
private final PermissionManager permissionManager;
private final EntityPermissionSchemaResolver entityPermissionSchemaResolver;
private final SourcePermissionSchema sourcePermissionSchema;
private final RoleRepository roleRepository;
private final SourceRepository sourceRepository;
private final PermissionRepository permissionRepository;
private final RolePermissionRepository rolePermissionRepository;
private final ConversionService conversionService;
private Repositories repositories;
@Value("#{!'${security.provider}'.equals('DisabledSecurity')}")
private boolean securityEnabled;
private ThreadLocal<ConcurrentHashMap<EntityType, ConcurrentHashMap<String, Set<RoleDTO>>>> permissionCache =
ThreadLocal.withInitial(ConcurrentHashMap::new);
private final EntityGraph PERMISSION_ENTITY_GRAPH = EntityGraphUtils.fromAttributePaths("rolePermissions", "rolePermissions.role");
public PermissionService(
WebApplicationContext appContext,
PermissionManager permissionManager,
EntityPermissionSchemaResolver entityPermissionSchemaResolver,
SourcePermissionSchema sourcePermissionSchema,
RoleRepository roleRepository,
SourceRepository sourceRepository,
PermissionRepository permissionRepository,
RolePermissionRepository rolePermissionRepository,
ConversionService conversionService
) {
this.appContext = appContext;
this.permissionManager = permissionManager;
this.entityPermissionSchemaResolver = entityPermissionSchemaResolver;
this.sourcePermissionSchema = sourcePermissionSchema;
this.roleRepository = roleRepository;
this.sourceRepository = sourceRepository;
this.permissionRepository = permissionRepository;
this.rolePermissionRepository = rolePermissionRepository;
this.conversionService = conversionService;
}
@PostConstruct
private void postConstruct() {
this.repositories = new Repositories(appContext);
// Migrated from Atlas security. Is it still required?
for (Source source : sourceRepository.findAll()) {
sourcePermissionSchema.addSourceUserRole(source);
}
}
public List<RoleEntity> suggestRoles(String roleSearch) {
return roleRepository.findByNameIgnoreCaseContaining(roleSearch);
}
public Map<String, String> getTemplatesForType(EntityType entityType, AccessType accessType) {
EntityPermissionSchema entityPermissionSchema = entityPermissionSchemaResolver.getForType(entityType);
return getPermissionTemplates(entityPermissionSchema, accessType);
}
public void checkCommonEntityOwnership(EntityType entityType, Integer entityId) throws Exception {
JpaRepository entityRepository = (JpaRepository) (((Advised) repositories.getRepositoryFor(entityType.getEntityClass())).getTargetSource().getTarget());
Class idClazz = Arrays.stream(entityType.getEntityClass().getMethods())
// Overriden methods from parameterized interface are "bridges" and should be ignored.
// For more information see https://docs.oracle.com/javase/tutorial/java/generics/bridgeMethods.html
.filter(m -> m.getName().equals("getId") && !m.isBridge())
.findFirst()
.orElseThrow(() -> new RuntimeException("Cannot retrieve common entity"))
.getReturnType();
CommonEntity entity = (CommonEntity) entityRepository.getOne((Serializable) conversionService.convert(entityId, idClazz));
if (!isCurrentUserOwnerOf(entity)) {
throw new UnauthorizedException();
}
}
public Map<String, String> getPermissionTemplates(EntityPermissionSchema permissionSchema, AccessType accessType) {
switch (accessType) {
case WRITE:
return permissionSchema.getWritePermissions();
case READ:
return permissionSchema.getReadPermissions();
default:
throw new UnsupportedOperationException();
}
}
public List<RoleEntity> finaAllRolesHavingPermissions(List<String> permissions) {
return roleRepository.finaAllRolesHavingPermissions(permissions, (long) permissions.size());
}
public void removePermissionsFromRole(Map<String, String> permissionTemplates, Integer entityId, Long roleId) {
RoleEntity role = roleRepository.findById(roleId);
permissionTemplates.keySet()
.forEach(pt -> {
String permission = getPermission(pt, entityId);
PermissionEntity permissionEntity = permissionRepository.findByValueIgnoreCase(permission);
if (permissionEntity != null) {
RolePermissionEntity rp = rolePermissionRepository.findByRoleAndPermission(role, permissionEntity);
rolePermissionRepository.delete(rp.getId());
}
});
}
public String getPermission(String template, Object entityId) {
return String.format(template, entityId);
}
public String getPermissionSqlTemplate(String template) {
return String.format(template, "%%");
}
private boolean isCurrentUserOwnerOf(CommonEntity entity) {
UserEntity owner = entity.getCreatedBy();
String loggedInUsername = permissionManager.getSubjectName();
return Objects.equals(owner.getLogin(), loggedInUsername);
}
public void preparePermissionCache(EntityType entityType, Set<String> permissionTemplates) {
if (permissionCache.get().get(entityType) == null) {
final ConcurrentHashMap<String, Set<RoleDTO>> rolesForEntity = new ConcurrentHashMap<>();
permissionCache.get().put(entityType, rolesForEntity);
List<String> permissionsSQLTemplates = permissionTemplates.stream()
.map(pt -> getPermissionSqlTemplate(pt))
.collect(Collectors.toList());
Map<Long, RoleDTO> roleDTOMap = new HashMap<>();
permissionsSQLTemplates.forEach(p -> {
Iterable<PermissionEntity> permissionEntities = permissionRepository.findByValueLike(p, PERMISSION_ENTITY_GRAPH);
for (PermissionEntity permissionEntity : permissionEntities) {
Set<RoleDTO> roles = rolesForEntity.get(permissionEntity.getValue());
if (roles == null) {
rolesForEntity.put(permissionEntity.getValue(), new HashSet<>());
}
Set<RoleDTO> cachedRoles = rolesForEntity.get(permissionEntity.getValue());
permissionEntity.getRolePermissions().forEach(rp -> {
RoleDTO roleDTO = roleDTOMap.get(rp.getRole().getId());
if (roleDTO == null) {
roleDTO = conversionService.convert(rp.getRole(), RoleDTO.class);
roleDTOMap.put(roleDTO.getId(), roleDTO);
}
cachedRoles.add(roleDTO);
});
}
});
}
}
public List<RoleDTO> getRolesHavingPermissions(EntityType entityType, Number id) {
Set<String> permissionTemplates = getTemplatesForType(entityType, AccessType.WRITE).keySet();
preparePermissionCache(entityType, permissionTemplates);
List<String> permissions = permissionTemplates.stream()
.map(pt -> getPermission(pt, id))
.collect(Collectors.toList());
int fitCount = permissions.size();
Map<RoleDTO, Long> roleMap = permissions.stream()
.filter(p -> permissionCache.get().get(entityType).get(p) != null)
.flatMap(p -> permissionCache.get().get(entityType).get(p).stream())
.collect(Collectors.groupingBy(Function.identity(), Collectors.counting()));
List<RoleDTO> roles = roleMap.entrySet().stream()
.filter(es -> es.getValue() == fitCount)
.map(es -> es.getKey())
.collect(Collectors.toList());
return roles;
}
public List<RoleDTO> getRolesHavingReadPermissions(EntityType entityType, Number id) {
Set<String> permissionTemplates = getTemplatesForType(entityType, AccessType.READ).keySet();
preparePermissionCache(entityType, permissionTemplates);
List<String> permissions = permissionTemplates.stream()
.map(pt -> getPermission(pt, id))
.collect(Collectors.toList());
int fitCount = permissions.size();
Map<RoleDTO, Long> roleMap = permissions.stream()
.filter(p -> permissionCache.get().get(entityType).get(p) != null)
.flatMap(p -> permissionCache.get().get(entityType).get(p).stream())
.collect(Collectors.groupingBy(Function.identity(), Collectors.counting()));
List<RoleDTO> roles = roleMap.entrySet().stream()
.filter(es -> es.getValue() == fitCount)
.map(es -> es.getKey())
.collect(Collectors.toList());
return roles;
}
public void clearPermissionCache() {
this.permissionCache.set(new ConcurrentHashMap<>());
}
public boolean hasWriteAccess(CommonEntity entity) {
boolean hasAccess = false;
if (securityEnabled && entity.getCreatedBy() != null) {
try {
String login = this.permissionManager.getSubjectName();
UserSimpleAuthorizationInfo authorizationInfo = this.permissionManager.getAuthorizationInfo(login);
if (Objects.equals(authorizationInfo.getUserId(), entity.getCreatedBy().getId())) {
hasAccess = true; // the role is the one that created the artifact
} else {
EntityType entityType = entityPermissionSchemaResolver.getEntityType(entity.getClass());
List<RoleDTO> roles = getRolesHavingPermissions(entityType, entity.getId());
Collection<String> userRoles = authorizationInfo.getRoles();
hasAccess = roles.stream()
.anyMatch(r -> userRoles.stream()
.anyMatch(re -> re.equals(r.getName())));
}
} catch (Exception e) {
logger.error("Error getting user roles and permissions", e);
throw new RuntimeException(e);
}
}
return hasAccess;
}
public boolean hasReadAccess(CommonEntity entity) {
boolean hasAccess = false;
if (securityEnabled && entity.getCreatedBy() != null) {
try {
String login = this.permissionManager.getSubjectName();
UserSimpleAuthorizationInfo authorizationInfo = this.permissionManager.getAuthorizationInfo(login);
if (Objects.equals(authorizationInfo.getUserId(), entity.getCreatedBy().getId())){
hasAccess = true; // the role is the one that created the artifact
} else {
EntityType entityType = entityPermissionSchemaResolver.getEntityType(entity.getClass());
List<RoleDTO> roles = getRolesHavingReadPermissions(entityType, entity.getId());
Collection<String> userRoles = authorizationInfo.getRoles();
hasAccess = roles.stream()
.anyMatch(r -> userRoles.stream()
.anyMatch(re -> re.equals(r.getName())));
}
} catch (Exception e) {
logger.error("Error getting user roles and permissions", e);
throw new RuntimeException(e);
}
}
return hasAccess;
}
public void fillWriteAccess(CommonEntity entity, CommonEntityDTO entityDTO) {
if (securityEnabled && entity.getCreatedBy() != null) {
entityDTO.setHasWriteAccess(hasWriteAccess(entity));
}
}
public void fillReadAccess(CommonEntity entity, CommonEntityDTO entityDTO) {
if (securityEnabled && entity.getCreatedBy() != null) {
entityDTO.setHasReadAccess(hasReadAccess(entity));
}
}
public boolean isSecurityEnabled() {
return this.securityEnabled;
}
}