Yes please. Prefer a patch with it :) but again thats not necessary!
On Mon, Jan 30, 2012 at 12:36 PM, N Keywal <[email protected]> wrote: > Hi, > > Thanks for your answers. The workaround is quite smart (thanks again!), but > on the long term, I would definitively prefer a simple API call. It would > be less environment dependent as well. > > Do you want me to create a JIRA for it? > > Cheers, > > N. > > On Mon, Jan 30, 2012 at 7:12 PM, Patrick Hunt <[email protected]> wrote: > >> +1, that would be a good api addition. >> >> On Mon, Jan 30, 2012 at 10:10 AM, Mahadev Konar <[email protected]> >> wrote: >> > Keywal, >> > Right now there isnt anyway for the client to tell which version of >> > server its talking to. You can probably hack something around the stat >> > command: >> > >> > echo stat | nc hostname clientport to get the version, but other than >> > that we dont have such an api. I think its probably worth having such >> > an api implemented. >> > >> > Here is the output of stat on my laptop: >> > >> > ----------------------- >> > Zookeeper version: 3.4.2--1, built on 01/30/2012 17:43 GMT >> > Clients: >> > /127.0.0.1:54951[0](queued=0,recved=1,sent=0) >> > >> > Latency min/avg/max: 0/0/0 >> > Received: 1 >> > Sent: 0 >> > Outstanding: 0 >> > Zxid: 0x500000001 >> > Mode: follower >> > Node count: 7 >> > -------------------- >> > >> > thanks >> > mahadev >> > >> > On Mon, Jan 30, 2012 at 1:04 AM, N Keywal <[email protected]> wrote: >> >> Hello, >> >> >> >> What's the recommended way for a client to get the version of the server >> >> it's connected to? >> >> >> >> I would like to write a (java) client that uses the "multi" function >> >> available since 3.4.x, with a fall-back implementation if the server is >> a >> >> 3.3. Or at the very least to check that the server is a 3.4+ before >> using >> >> "multi". >> >> >> >> I looked at the java client API but I didn't find a way to get this >> info. >> >> >> >> When the client uses "multi" when connected to a 3.3 server, it hangs (I >> >> was hoping for something like KeeperException.UnimplementedException, >> but >> >> it's not the case). >> >> >> >> Thanks in advance for your help, >> >> >> >> N. >> > >> > >> > >> > -- >> > Mahadev Konar >> > Hortonworks Inc. >> > http://hortonworks.com/ >> -- Mahadev Konar Hortonworks Inc. http://hortonworks.com/
