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ZOOKEEPER-5022: Added "exit" command to zkCli.sh #2358

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ZOOKEEPER-5022: Added "exit" command to zkCli.sh #2358

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c7a42ef
ZOOKEEPER-5022: Added "exit" command to zkCli.sh
PDavid Mar 6, 2026
2824342
ZOOKEEPER-5022: Do not duplicate the quit section in zookeeperCLI.md
PDavid Mar 23, 2026
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8 changes: 8 additions & 0 deletions zookeeper-docs/src/main/resources/markdown/zookeeperCLI.md
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Original file line number Diff line number Diff line change
Expand Up @@ -45,6 +45,7 @@ ZooKeeper -server host:port cmd args
delete [-v version] path
deleteall path
delquota [-n|-b|-N|-B] path
exit
get [-s] [-w] path
getAcl [-s] path
getAllChildrenNumber path
Expand Down Expand Up @@ -352,6 +353,13 @@ Quit the CLI windows.
[zkshell: 1] quit
```

## exit
Quit the CLI windows.

```bash
[zkshell: 1] exit
```

## reconfig
Change the membership of the ensemble during the runtime.

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31 changes: 20 additions & 11 deletions zookeeper-server/src/main/java/org/apache/zookeeper/ZooKeeperMain.java
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Expand Up @@ -77,12 +77,21 @@ public boolean getPrintWatches() {
return printWatches;
}

private static final String CMD_CONNECT = "connect";
private static final String CMD_HISTORY = "history";
private static final String CMD_REDO = "redo";
private static final String CMD_QUIT = "quit";
private static final String CMD_EXIT = "exit";
private static final String CMD_PRINT_WATCHES = "printwatches";


static {
commandMap.put("connect", "host:port");
commandMap.put("history", "");
commandMap.put("redo", "cmdno");
commandMap.put("printwatches", "on|off");
commandMap.put("quit", "");
commandMap.put(CMD_CONNECT, "host:port");
commandMap.put(CMD_HISTORY, "");
commandMap.put(CMD_REDO, "cmdno");
commandMap.put(CMD_PRINT_WATCHES, "on|off");
commandMap.put(CMD_QUIT, "");
commandMap.put(CMD_EXIT, "");
Stream.of(CommandFactory.Command.values())
.map(command -> CommandFactory.getInstance(command))
// add all commands to commandMapCli and commandMap
Expand Down Expand Up @@ -409,34 +418,34 @@ protected boolean processZKCmd(MyCommandOptions co) throws CliException, IOExcep

LOG.debug("Processing {}", cmd);

if (cmd.equals("quit")) {
if (cmd.equals(CMD_QUIT) || cmd.equals(CMD_EXIT)) {
zk.close();
ServiceUtils.requestSystemExit(exitCode);
} else if (cmd.equals("redo") && args.length >= 2) {
} else if (cmd.equals(CMD_REDO) && args.length >= 2) {
Integer i = Integer.decode(args[1]);
if (commandCount <= i || i < 0) { // don't allow redoing this redo
throw new MalformedCommandException("Command index out of range");
}
cl.parseCommand(history.get(i));
if (cl.getCommand().equals("redo")) {
if (cl.getCommand().equals(CMD_REDO)) {
throw new MalformedCommandException("No redoing redos");
}
history.put(commandCount, history.get(i));
processCmd(cl);
} else if (cmd.equals("history")) {
} else if (cmd.equals(CMD_HISTORY)) {
for (int i = commandCount - 10; i <= commandCount; ++i) {
if (i < 0) {
continue;
}
System.out.println(i + " - " + history.get(i));
}
} else if (cmd.equals("printwatches")) {
} else if (cmd.equals(CMD_PRINT_WATCHES)) {
if (args.length == 1) {
System.out.println("printwatches is " + (printWatches ? "on" : "off"));
} else {
printWatches = args[1].equals("on");
}
} else if (cmd.equals("connect")) {
} else if (cmd.equals(CMD_CONNECT)) {
if (args.length >= 2) {
connectToZK(args[1]);
} else {
Expand Down