add config of server-version (#1238)

pingcap · Mar 26, 2020 · 6ea5dfc · 6ea5dfc
1 parent 77122ef
commit 6ea5dfc
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diff --git a/conf/tidb.yml b/conf/tidb.yml
@@ -48,6 +48,12 @@ global:
   # the data type of its primary key column is an integer, the primary key cannot be dropped.
   # alter-primary-key: false
 
+  # server-version is used to change the version string of TiDB in the following scenarios:
+  # 1. the server version returned by builtin-function `VERSION()`.
+  # 2. the server version filled in handshake packets of MySQL Connection Protocol, see https://dev.mysql.com/doc/internals/en/connection-phase-packets.html#packet-Protocol::Handshake for more details.
+  # if server-version = "", the default value(original TiDB version string) is used.
+  server-version: ""
+
 log:
   # Log level: debug, info, warn, error, fatal.
   # level: "info"

diff --git a/roles/tidb/vars/default.yml b/roles/tidb/vars/default.yml
@@ -60,6 +60,12 @@ global:
   # the data type of its primary key column is an integer, the primary key cannot be dropped.
   alter-primary-key: false
 
+  # server-version is used to change the version string of TiDB in the following scenarios:
+  # 1. the server version returned by builtin-function `VERSION()`.
+  # 2. the server version filled in handshake packets of MySQL Connection Protocol, see https://dev.mysql.com/doc/internals/en/connection-phase-packets.html#packet-Protocol::Handshake for more details.
+  # if server-version = "", the default value(original TiDB version string) is used.
+  server-version: ""
+
 log:
   # Log level: debug, info, warn, error, fatal.
   level: "info"