Andrea Aime (
https://osgeo-org.atlassian.net/secure/ViewProfile.jspa?accountId=557058%3Ae9469ffc-5e16-4c2b-b7b0-b9c46e912f9e
) *created* an issue
GeoServer (
https://osgeo-org.atlassian.net/browse/GEOS?atlOrigin=eyJpIjoiOWM1YjYwNDlhMTFmNDVhZTgyZDU1MTUyMmYxODFjNzQiLCJwIjoiaiJ9
) / Bug (
https://osgeo-org.atlassian.net/browse/GEOS-10711?atlOrigin=eyJpIjoiOWM1YjYwNDlhMTFmNDVhZTgyZDU1MTUyMmYxODFjNzQiLCJwIjoiaiJ9
) GEOS-10711 (
https://osgeo-org.atlassian.net/browse/GEOS-10711?atlOrigin=eyJpIjoiOWM1YjYwNDlhMTFmNDVhZTgyZDU1MTUyMmYxODFjNzQiLCJwIjoiaiJ9
) ConcurrentModificationException can happen while modifying data access rules
with concurrent WMS traffic (
https://osgeo-org.atlassian.net/browse/GEOS-10711?atlOrigin=eyJpIjoiOWM1YjYwNDlhMTFmNDVhZTgyZDU1MTUyMmYxODFjNzQiLCJwIjoiaiJ9
)
Issue Type: Bug Assignee: Andrea Aime (
https://osgeo-org.atlassian.net/secure/ViewProfile.jspa?accountId=557058%3Ae9469ffc-5e16-4c2b-b7b0-b9c46e912f9e
) Created: 18/Oct/22 3:34 PM Priority: Medium Reporter: Andrea Aime (
https://osgeo-org.atlassian.net/secure/ViewProfile.jspa?accountId=557058%3Ae9469ffc-5e16-4c2b-b7b0-b9c46e912f9e
)
See the stack trace:
java.util.ConcurrentModificationException
at
java.base/java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1486)
at java.base/java.util.TreeMap$KeyIterator.next(TreeMap.java:1540)
at
java.base/java.util.AbstractCollection.toArray(AbstractCollection.java:146)
at java.base/java.util.ArrayList.<init>(ArrayList.java:181)
at
org.geoserver.security.impl.AbstractAccessRuleDAO.getRules(AbstractAccessRuleDAO.java:92)
at
org.geoserver.security.impl.DefaultResourceAccessManager.buildAuthorizationTree(DefaultResourceAccessManager.java:341)
at
org.geoserver.security.impl.DefaultResourceAccessManager.rebuildAuthorizationTree(DefaultResourceAccessManager.java:333)
at
org.geoserver.security.impl.DefaultResourceAccessManager.checkPropertyFile(DefaultResourceAccessManager.java:327)
at
org.geoserver.security.impl.DefaultResourceAccessManager.canAccess(DefaultResourceAccessManager.java:176)
at
org.geoserver.security.impl.DefaultResourceAccessManager.getAccessLimits(DefaultResourceAccessManager.java:393)
at
org.geoserver.security.ResourceAccessManagerWrapper.getAccessLimits(ResourceAccessManagerWrapper.java:227)
at
org.geoserver.security.CatalogFilterAccessManager.getAccessLimits(CatalogFilterAccessManager.java:63)
at
org.geoserver.security.SecureCatalogImpl.buildWrapperPolicy(SecureCatalogImpl.java:977)
at
org.geoserver.security.SecureCatalogImpl.buildWrapperPolicy(SecureCatalogImpl.java:921)
at
org.geoserver.security.SecureCatalogImpl.checkAccess(SecureCatalogImpl.java:711)
at
org.geoserver.security.SecureCatalogImpl.checkAccess(SecureCatalogImpl.java:599)
at
org.geoserver.security.SecureCatalogImpl.getLayerByName(SecureCatalogImpl.java:357)
at
org.geoserver.catalog.impl.AbstractFilteredCatalog.getLayerByName(AbstractFilteredCatalog.java:265)
at
org.geoserver.catalog.impl.AbstractCatalogDecorator.getLayerByName(AbstractCatalogDecorator.java:466)
at
org.geoserver.catalog.impl.LocalWorkspaceCatalog.getLayerByName(LocalWorkspaceCatalog.java:257)
at org.geoserver.wms.WMS.getLayerByName(WMS.java:258)
at
org.geoserver.wms.map.GetMapKvpRequestReader.parseLayers(GetMapKvpRequestReader.java:1504)
at
org.geoserver.wms.map.GetMapKvpRequestReader.read(GetMapKvpRequestReader.java:357)
at
org.geoserver.wms.map.GetMapKvpRequestReader.read(GetMapKvpRequestReader.java:103)
at org.geoserver.ows.Dispatcher.parseRequestKVP(Dispatcher.java:1497)
at org.geoserver.ows.Dispatcher.dispatch(Dispatcher.java:670)
A workload that makes this happen is modifying the access rules via the REST
API while the server is also receiving GetMap requests on secured layers.
(
https://osgeo-org.atlassian.net/browse/GEOS-10711#add-comment?atlOrigin=eyJpIjoiOWM1YjYwNDlhMTFmNDVhZTgyZDU1MTUyMmYxODFjNzQiLCJwIjoiaiJ9
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