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Merge pull request #35320 from zhangyuli1/remove_wchs_from_default_4lw

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remove wchc from four_letter_word_white_list
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alesapin 2022-03-17 11:44:30 +01:00 committed by GitHub
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2 changed files with 3 additions and 3 deletions
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4
docs/en/operations/clickhouse-keeper.md
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@ -55,7 +55,7 @@ Internal coordination settings are located in `<keeper_server>.<coordination_set
- `auto_forwarding` — Allow to forward write requests from followers to the leader (default: true). - `auto_forwarding` — Allow to forward write requests from followers to the leader (default: true).
- `shutdown_timeout` — Wait to finish internal connections and shutdown (ms) (default: 5000). - `shutdown_timeout` — Wait to finish internal connections and shutdown (ms) (default: 5000).
- `startup_timeout` — If the server doesn't connect to other quorum participants in the specified timeout it will terminate (ms) (default: 30000). - `startup_timeout` — If the server doesn't connect to other quorum participants in the specified timeout it will terminate (ms) (default: 30000).
- `four_letter_word_white_list` — White list of 4lw commands (default: "conf,cons,crst,envi,ruok,srst,srvr,stat,wchc,wchs,dirs,mntr,isro"). - `four_letter_word_white_list` — White list of 4lw commands (default: "conf,cons,crst,envi,ruok,srst,srvr,stat,wchs,dirs,mntr,isro").
Quorum configuration is located in `<keeper_server>.<raft_configuration>` section and contain servers description. Quorum configuration is located in `<keeper_server>.<raft_configuration>` section and contain servers description.
@ -121,7 +121,7 @@ clickhouse keeper --config /etc/your_path_to_config/config.xml
ClickHouse Keeper also provides 4lw commands which are almost the same with Zookeeper. Each command is composed of four letters such as `mntr`, `stat` etc. There are some more interesting commands: `stat` gives some general information about the server and connected clients, while `srvr` and `cons` give extended details on server and connections respectively. ClickHouse Keeper also provides 4lw commands which are almost the same with Zookeeper. Each command is composed of four letters such as `mntr`, `stat` etc. There are some more interesting commands: `stat` gives some general information about the server and connected clients, while `srvr` and `cons` give extended details on server and connections respectively.
The 4lw commands has a white list configuration `four_letter_word_white_list` which has default value "conf,cons,crst,envi,ruok,srst,srvr,stat,wchc,wchs,dirs,mntr,isro". The 4lw commands has a white list configuration `four_letter_word_white_list` which has default value "conf,cons,crst,envi,ruok,srst,srvr,stat,wchs,dirs,mntr,isro".
You can issue the commands to ClickHouse Keeper via telnet or nc, at the client port. You can issue the commands to ClickHouse Keeper via telnet or nc, at the client port.

2
src/Coordination/CoordinationSettings.cpp
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@ -37,7 +37,7 @@ void CoordinationSettings::loadFromConfig(const String & config_elem, const Poco
} }
const String KeeperConfigurationAndSettings::DEFAULT_FOUR_LETTER_WORD_CMD = "conf,cons,crst,envi,ruok,srst,srvr,stat,wchc,wchs,dirs,mntr,isro"; const String KeeperConfigurationAndSettings::DEFAULT_FOUR_LETTER_WORD_CMD = "conf,cons,crst,envi,ruok,srst,srvr,stat,wchs,dirs,mntr,isro";
KeeperConfigurationAndSettings::KeeperConfigurationAndSettings() KeeperConfigurationAndSettings::KeeperConfigurationAndSettings()
: server_id(NOT_EXIST) : server_id(NOT_EXIST)