[chore](femetaversion) add a check in fe code to avoid fe meta versio…

…n changed during pick PR (#35039)

* [chore](femetaversion) add a check in fe code to avoid fe meta version changed during pick PR

* f

* f

---------

Co-authored-by: yiguolei <yiguolei@gmail.com>

fe/fe-core/src/main/java/org/apache/doris/DorisFE.java

@@ -21,6 +21,7 @@
 import org.apache.doris.common.CommandLineOptions;
 import org.apache.doris.common.Config;
 import org.apache.doris.common.FeConstants;
+import org.apache.doris.common.FeMetaVersion;
 import org.apache.doris.common.LdapConfig;
 import org.apache.doris.common.Log4jConfig;
 import org.apache.doris.common.ThreadPoolManager;
@@ -77,6 +78,16 @@ public class DorisFE {
     private static FileLock processFileLock;
 
     public static void main(String[] args) {
+        // Every doris version should have a final meta version, it should not change
+        // between small releases. Add a check here to avoid mistake.
+        if (Version.DORIS_FE_META_VERSION > 0
+                && FeMetaVersion.VERSION_CURRENT != Version.DORIS_FE_META_VERSION) {
+            System.err.println("This release's fe meta version should be "
+                    + Version.DORIS_FE_META_VERSION
+                    + " but it is " + FeMetaVersion.VERSION_CURRENT
+                    + ". It should not change, or FE could not rollback in this version");
+            return;
+        }
         StartupOptions options = new StartupOptions();
         options.enableHttpServer = true;
         options.enableQeService = true;

gensrc/script/gen_build_version.sh

@@ -35,6 +35,8 @@ build_version_rc_version=""
 
 build_version="${build_version_prefix}-${build_version_major}.${build_version_minor}.${build_version_patch}-${build_version_rc_version}"
 
+# This version is used to check FeMetaVersion is not changed during release
+build_fe_meta_version=0
 unset LANG
 unset LC_CTYPE
 
@@ -131,6 +133,7 @@ public class Version {
   public static final String DORIS_BUILD_TIME = "${build_time}";
   public static final String DORIS_BUILD_INFO = "${build_info}";
   public static final String DORIS_JAVA_COMPILE_VERSION = "${java_version_str}";
+  public static final int DORIS_FE_META_VERSION = ${build_fe_meta_version};
 
   public static void main(String[] args) {
     System.out.println("doris_build_version_prefix: " + DORIS_BUILD_VERSION_PREFIX);