| commit | author | age | ||
| d63e3f | 1 | --liquibase formatted sql |
| MH | 2 | |
| 3 | ||
| 4 | -- ============================================================================ | |
| 5 | --changeset rbac-generators-RELATED-OBJECT:1 endDelimiter:--// | |
| 6 | -- ---------------------------------------------------------------------------- | |
| 7 | ||
| 8 | create or replace procedure generateRelatedRbacObject(targetTable varchar) | |
| 9 | language plpgsql as $$ | |
| 10 | declare | |
| 11 | createInsertTriggerSQL text; | |
| 12 | createDeleteTriggerSQL text; | |
| 13 | begin | |
| 14 | createInsertTriggerSQL = format($sql$ | |
| 15 | create trigger createRbacObjectFor_%s_Trigger | |
| 16 | before insert | |
| 17 | on %s | |
| 18 | for each row | |
| 19 | execute procedure insertRelatedRbacObject(); | |
| 20 | $sql$, targetTable, targetTable); | |
| 21 | execute createInsertTriggerSQL; | |
| 22 | ||
| 23 | createDeleteTriggerSQL = format($sql$ | |
| 24 | create trigger deleteRbacRulesFor_%s_Trigger | |
| 44eb59 | 25 | after delete |
| d63e3f | 26 | on %s |
| MH | 27 | for each row |
| 28 | execute procedure deleteRelatedRbacObject(); | |
| 29 | $sql$, targetTable, targetTable); | |
| 30 | execute createDeleteTriggerSQL; | |
| 31 | end; $$; | |
| 32 | --// | |
| 33 | ||
| 34 | ||
| 35 | -- ============================================================================ | |
| 36 | --changeset rbac-generators-ROLE-DESCRIPTORS:1 endDelimiter:--// | |
| 37 | -- ---------------------------------------------------------------------------- | |
| 38 | ||
| 39 | create or replace procedure generateRbacRoleDescriptors(prefix text, targetTable text) | |
| 40 | language plpgsql as $$ | |
| 41 | declare | |
| 42 | sql text; | |
| 43 | begin | |
| 44 | sql = format($sql$ | |
| 45 | create or replace function %1$sOwner(entity %2$s) | |
| 46 | returns RbacRoleDescriptor | |
| 47 | language plpgsql | |
| 48 | strict as $f$ | |
| 49 | begin | |
| 50 | return roleDescriptor('%2$s', entity.uuid, 'owner'); | |
| 51 | end; $f$; | |
| 52 | ||
| 53 | create or replace function %1$sAdmin(entity %2$s) | |
| 54 | returns RbacRoleDescriptor | |
| 55 | language plpgsql | |
| 56 | strict as $f$ | |
| 57 | begin | |
| 58 | return roleDescriptor('%2$s', entity.uuid, 'admin'); | |
| 59 | end; $f$; | |
| 60 | ||
| 0b60b9 | 61 | create or replace function %1$sAgent(entity %2$s) |
| MH | 62 | returns RbacRoleDescriptor |
| 63 | language plpgsql | |
| 64 | strict as $f$ | |
| 65 | begin | |
| 66 | return roleDescriptor('%2$s', entity.uuid, 'agent'); | |
| 67 | end; $f$; | |
| 68 | ||
| d63e3f | 69 | create or replace function %1$sTenant(entity %2$s) |
| MH | 70 | returns RbacRoleDescriptor |
| 71 | language plpgsql | |
| 72 | strict as $f$ | |
| 73 | begin | |
| 74 | return roleDescriptor('%2$s', entity.uuid, 'tenant'); | |
| 75 | end; $f$; | |
| 76 | ||
| 0b60b9 | 77 | create or replace function %1$sGuest(entity %2$s) |
| MH | 78 | returns RbacRoleDescriptor |
| 79 | language plpgsql | |
| 80 | strict as $f$ | |
| 81 | begin | |
| 82 | return roleDescriptor('%2$s', entity.uuid, 'guest'); | |
| 83 | end; $f$; | |
| 84 | ||
| d63e3f | 85 | $sql$, prefix, targetTable); |
| MH | 86 | execute sql; |
| 87 | end; $$; | |
| 88 | --// | |
| 2cae17 | 89 | |
| MH | 90 | |
| 91 | -- ============================================================================ | |
| 92 | --changeset rbac-generators-IDENTITY-VIEW:1 endDelimiter:--// | |
| 93 | -- ---------------------------------------------------------------------------- | |
| 94 | ||
| 95 | create or replace procedure generateRbacIdentityView(targetTable text, idNameExpression text) | |
| 96 | language plpgsql as $$ | |
| 97 | declare | |
| 98 | sql text; | |
| 99 | begin | |
| 100 | -- create a view to the target main table which maps an idName to the objectUuid | |
| 101 | sql = format($sql$ | |
| 102 | create or replace view %1$s_iv as | |
| 103 | select target.uuid, cleanIdentifier(%2$s) as idName | |
| 104 | from %1$s as target; | |
| 105 | grant all privileges on %1$s_iv to restricted; | |
| 106 | $sql$, targetTable, idNameExpression); | |
| 107 | execute sql; | |
| 108 | ||
| 109 | -- creates a function which maps an idName to the objectUuid | |
| 110 | sql = format($sql$ | |
| 111 | create or replace function %1$sUuidByIdName(givenIdName varchar) | |
| 112 | returns uuid | |
| 113 | language sql | |
| 114 | strict as $f$ | |
| 115 | select uuid from %1$s_iv iv where iv.idName = givenIdName; | |
| 116 | $f$; | |
| 117 | $sql$, targetTable); | |
| 118 | execute sql; | |
| 119 | ||
| 120 | -- creates a function which maps an objectUuid to the related idName | |
| 121 | sql = format($sql$ | |
| 122 | create or replace function %1$sIdNameByUuid(givenUuid uuid) | |
| 123 | returns varchar | |
| 124 | language sql | |
| 125 | strict as $f$ | |
| 126 | select idName from %1$s_iv iv where iv.uuid = givenUuid; | |
| 127 | $f$; | |
| 128 | $sql$, targetTable); | |
| 129 | execute sql; | |
| 130 | end; $$; | |
| 131 | --// | |
| 44eb59 | 132 | |
| MH | 133 | |
| 134 | -- ============================================================================ | |
| 135 | --changeset rbac-generators-RESTRICTED-VIEW:1 endDelimiter:--// | |
| 136 | -- ---------------------------------------------------------------------------- | |
| 137 | ||
| bec559 | 138 | create or replace procedure generateRbacRestrictedView(targetTable text, orderBy text, columnUpdates text = null) |
| 44eb59 | 139 | language plpgsql as $$ |
| MH | 140 | declare |
| 141 | sql text; | |
| 142 | begin | |
| 143 | /* | |
| 144 | Creates a restricted view based on the 'view' permission of the current subject. | |
| 145 | */ | |
| 146 | sql := format($sql$ | |
| 147 | set session session authorization default; | |
| 148 | create view %1$s_rv as | |
| 63db93 | 149 | with accessibleObjects as ( |
| MH | 150 | select queryAccessibleObjectUuidsOfSubjectIds('view', '%1$s', currentSubjectsUuids()) |
| 151 | ) | |
| 152 | select target.* | |
| 153 | from %1$s as target | |
| 154 | where target.uuid in (select * from accessibleObjects) | |
| 155 | order by %2$s; | |
| 156 | grant all privileges on %1$s_rv to restricted; | |
| 44eb59 | 157 | $sql$, targetTable, orderBy); |
| MH | 158 | execute sql; |
| 159 | ||
| 160 | /** | |
| 161 | Instead of insert trigger function for the restricted view. | |
| 162 | */ | |
| 163 | sql := format($sql$ | |
| 164 | create or replace function %1$sInsert() | |
| 165 | returns trigger | |
| 166 | language plpgsql as $f$ | |
| 167 | declare | |
| 168 | newTargetRow %1$s; | |
| 169 | begin | |
| 170 | insert | |
| 171 | into %1$s | |
| 172 | values (new.*) | |
| 173 | returning * into newTargetRow; | |
| 174 | return newTargetRow; | |
| 175 | end; $f$; | |
| 176 | $sql$, targetTable); | |
| 177 | execute sql; | |
| 178 | ||
| 179 | /* | |
| 180 | Creates an instead of insert trigger for the restricted view. | |
| 181 | */ | |
| 182 | sql := format($sql$ | |
| 183 | create trigger %1$sInsert_tg | |
| 184 | instead of insert | |
| 185 | on %1$s_rv | |
| 186 | for each row | |
| 187 | execute function %1$sInsert(); | |
| 188 | $sql$, targetTable); | |
| 189 | execute sql; | |
| 190 | ||
| 191 | /** | |
| 192 | Instead of delete trigger function for the restricted view. | |
| 193 | */ | |
| 194 | sql := format($sql$ | |
| 195 | create or replace function %1$sDelete() | |
| 196 | returns trigger | |
| 197 | language plpgsql as $f$ | |
| 198 | begin | |
| 199 | if old.uuid in (select queryAccessibleObjectUuidsOfSubjectIds('delete', '%1$s', currentSubjectsUuids())) then | |
| 200 | delete from %1$s p where p.uuid = old.uuid; | |
| 201 | return old; | |
| 202 | end if; | |
| 203 | raise exception '[403] Subject %% is not allowed to delete %1$s uuid %%', currentSubjectsUuids(), old.uuid; | |
| 204 | end; $f$; | |
| 205 | $sql$, targetTable); | |
| 206 | execute sql; | |
| 207 | ||
| 208 | /* | |
| 209 | Creates an instead of delete trigger for the restricted view. | |
| 210 | */ | |
| 211 | sql := format($sql$ | |
| 212 | create trigger %1$sDelete_tg | |
| 213 | instead of delete | |
| 214 | on %1$s_rv | |
| 215 | for each row | |
| 216 | execute function %1$sDelete(); | |
| 217 | $sql$, targetTable); | |
| 218 | execute sql; | |
| 219 | ||
| 220 | /** | |
| 221 | Instead of update trigger function for the restricted view | |
| 222 | based on the 'edit' permission of the current subject. | |
| 223 | */ | |
| bec559 | 224 | if columnUpdates is not null then |
| MH | 225 | sql := format($sql$ |
| 226 | create or replace function %1$sUpdate() | |
| 227 | returns trigger | |
| 228 | language plpgsql as $f$ | |
| 229 | begin | |
| 230 | if old.uuid in (select queryAccessibleObjectUuidsOfSubjectIds('edit', '%1$s', currentSubjectsUuids())) then | |
| 231 | update %1$s | |
| 232 | set %2$s | |
| 233 | where uuid = old.uuid; | |
| 234 | return old; | |
| 235 | end if; | |
| 236 | raise exception '[403] Subject %% is not allowed to update %1$s uuid %%', currentSubjectsUuids(), old.uuid; | |
| 237 | end; $f$; | |
| 238 | $sql$, targetTable, columnUpdates); | |
| 239 | execute sql; | |
| 44eb59 | 240 | |
| bec559 | 241 | /* |
| MH | 242 | Creates an instead of delete trigger for the restricted view. |
| 243 | */ | |
| 244 | sql = format($sql$ | |
| 245 | create trigger %1$sUpdate_tg | |
| 246 | instead of update | |
| 247 | on %1$s_rv | |
| 248 | for each row | |
| 249 | execute function %1$sUpdate(); | |
| 250 | $sql$, targetTable); | |
| 251 | execute sql; | |
| 252 | end if; | |
| 44eb59 | 253 | end; $$; |
| MH | 254 | --// |
