[fix](auth)fix show load priv bug (apache#41723) (apache#42109)

pick: apache#41723

Author: zddr

fe/fe-core/src/main/java/org/apache/doris/load/loadv2/BulkLoadJob.java

@@ -140,6 +140,8 @@ public static BulkLoadJob fromLoadStmt(LoadStmt stmt) throws DdlException {
             bulkLoadJob.setComment(stmt.getComment());
             bulkLoadJob.setJobProperties(stmt.getProperties());
             bulkLoadJob.checkAndSetDataSourceInfo((Database) db, stmt.getDataDescriptions());
+            // In the construction method, there may not be table information yet
+            bulkLoadJob.rebuildAuthorizationInfo();
             return bulkLoadJob;
         } catch (MetaNotFoundException e) {
             throw new DdlException(e.getMessage());
@@ -172,6 +174,10 @@ private AuthorizationInfo gatherAuthInfo() throws MetaNotFoundException {
         return new AuthorizationInfo(database.getFullName(), getTableNames());
     }
 
+    public void rebuildAuthorizationInfo() throws MetaNotFoundException {
+        this.authorizationInfo = gatherAuthInfo();
+    }
+
     @Override
     public Set<String> getTableNamesForShow() {
         Optional<Database> db = Env.getCurrentInternalCatalog().getDb(dbId);

fe/fe-core/src/main/java/org/apache/doris/load/loadv2/LoadJob.java

@@ -602,7 +602,7 @@ public void cancelJob(FailMsg failMsg) throws DdlException {
         }
     }
 
-    private void checkAuth(String command) throws DdlException {
+    public void checkAuth(String command) throws DdlException {
         if (authorizationInfo == null) {
             // use the old method to check priv
             checkAuthWithoutAuthInfo(command);
@@ -754,8 +754,6 @@ public void unprotectReadEndOperation(LoadJobFinalOperation loadJobFinalOperatio
     public List<Comparable> getShowInfo() throws DdlException {
         readLock();
         try {
-            // check auth
-            checkAuth("SHOW LOAD");
             List<Comparable> jobInfo = Lists.newArrayList();
             // jobId
             jobInfo.add(id);

fe/fe-core/src/main/java/org/apache/doris/load/loadv2/LoadManager.java

@@ -611,6 +611,12 @@ public List<List<Comparable>> getLoadJobInfosByDb(long dbId, String labelValue,
                     if (!states.contains(loadJob.getState())) {
                         continue;
                     }
+                    // check auth
+                    try {
+                        loadJob.checkAuth("show load");
+                    } catch (DdlException e) {
+                        continue;
+                    }
                     // add load job info
                     loadJobInfos.add(loadJob.getShowInfo());
                 } catch (RuntimeException | DdlException e) {