IDEMPIERE-4268 Web Services : Read miss cross-tenant check (#425)

Implement cross tenant check on foreign keys for insert and update
This commit is contained in:
Carlos Ruiz 2020-12-01 00:16:22 +01:00 committed by GitHub
parent 42854cfb0f
commit 8cf16ba137
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2 changed files with 101 additions and 2 deletions

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@ -112,7 +112,7 @@ public abstract class PO
/**
*
*/
private static final long serialVersionUID = -2086165095004944867L;
private static final long serialVersionUID = 1556095090658747371L;
public static final String LOCAL_TRX_PREFIX = "POSave";
@ -1943,6 +1943,8 @@ public abstract class PO
/** Cache */
private static CCache<String,String> trl_cache = new CCache<String,String>("PO_Trl", 5);
/** Cache for foreign keys */
private static CCache<Integer,List<ValueNamePair>> fks_cache = new CCache<Integer,List<ValueNamePair>>("FKs", 5);
public String get_Translation (String columnName, String AD_Language)
{
@ -5000,4 +5002,92 @@ public abstract class PO
}
}
/**
* Validate Foreign keys for cross tenant
* to be called programmatically before saving in programs that can receive arbitrary values in IDs
* This is an expensive operation in terms of database, use it wisely
*
* TODO: there is huge room for performance improvement, for example:
* - caching the valid values found on foreign tables
* - caching the column ID of the foreign column
* - caching the systemAccess
*
* @return true if all the foreign keys are valid
*/
public boolean validForeignKeys() {
List<ValueNamePair> fks = getForeignColumnIdxs();
if (fks == null) {
return true;
}
for (ValueNamePair vnp : fks) {
String fkcol = vnp.getID();
String fktab = vnp.getName();
int index = get_ColumnIndex(fkcol);
if (is_new() || is_ValueChanged(index)) {
int fkval = get_ValueAsInt(index);
if (fkval > 0) {
MTable ft = MTable.get(getCtx(), fktab);
boolean systemAccess = false;
String accessLevel = ft.getAccessLevel();
if ( MTable.ACCESSLEVEL_All.equals(accessLevel)
|| MTable.ACCESSLEVEL_SystemOnly.equals(accessLevel)
|| MTable.ACCESSLEVEL_SystemPlusClient.equals(accessLevel)) {
systemAccess = true;
}
StringBuilder sql = new StringBuilder("SELECT AD_Client_ID FROM ")
.append(fktab)
.append(" WHERE ")
.append(ft.getKeyColumns()[0])
.append("=?");
int pocid = DB.getSQLValue(get_TrxName(), sql.toString(), fkval);
if (pocid < 0) {
log.saveError("Error", "Foreign ID " + fkval + " not found in " + fkcol);
return false;
}
if (pocid == 0 && !systemAccess) {
log.saveError("Error", "System ID " + fkval + " cannot be used in " + fkcol);
return false;
}
int curcid = Env.getAD_Client_ID(getCtx());
if (pocid > 0 && pocid != curcid) {
log.saveError("Error", "Cross tenant ID " + fkval + " not allowed in " + fkcol);
return false;
}
}
}
}
return true;
}
/**
* Returns a list of indexes for the foreign columns, null if none
* @return array of int indexes
*/
private List<ValueNamePair> getForeignColumnIdxs() {
List<ValueNamePair> retValue;
if (fks_cache.containsKey(get_Table_ID())) {
retValue = fks_cache.get(get_Table_ID());
return retValue;
}
retValue = new ArrayList<ValueNamePair>();
int size = get_ColumnCount();
for (int i = 0; i < size; i++) {
int dt = p_info.getColumnDisplayType(i);
if (dt != DisplayType.ID && DisplayType.isID(dt)) {
MColumn col = MColumn.get(p_info.getColumn(i).AD_Column_ID);
if ("AD_Client_ID".equals(col.getColumnName())) {
// ad_client_id is verified with checkValidClient
continue;
}
String refTable = col.getReferenceTableName();
retValue.add(new ValueNamePair(col.getColumnName(), refTable));
}
}
if (retValue.size() == 0) {
retValue = null;
}
fks_cache.put(get_Table_ID(), retValue);
return retValue;
}
} // PO

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@ -822,6 +822,9 @@ public class ModelADServiceImpl extends AbstractService implements ModelADServic
if (retResp != null)
return retResp;
if (!po.validForeignKeys())
return rollbackAndSetError(trx, resp, ret, true, "Cannot save record in " + tableName + ": " + CLogger.retrieveErrorString("no log message"));
if (!po.save())
return rollbackAndSetError(trx, resp, ret, true, "Cannot save record in " + tableName + ": " + CLogger.retrieveErrorString("no log message"));
@ -1023,6 +1026,9 @@ public class ModelADServiceImpl extends AbstractService implements ModelADServic
if (retResp != null)
return retResp;
if (!po.validForeignKeys())
return rollbackAndSetError(trx, resp, ret, true, "Cannot save record in " + tableName + ": " + CLogger.retrieveErrorString("no log message"));
if (!po.save())
return rollbackAndSetError(trx, resp, ret, true,
"Cannot save record in " + tableName + ": " + CLogger.retrieveErrorString("no log message"));
@ -1295,6 +1301,9 @@ public class ModelADServiceImpl extends AbstractService implements ModelADServic
if (retResp != null)
return retResp;
if (!po.validForeignKeys())
return rollbackAndSetError(trx, resp, ret, true, "Cannot save record in " + tableName + ": " + CLogger.retrieveErrorString("no log message"));
if (!po.save())
return rollbackAndSetError(trx, resp, ret, true, "Cannot save record in " + tableName + ": " + CLogger.retrieveErrorString("no log message"));