MG>what abe has suggested is a vendor-specific solution with a hefty pricetag
MG>if you're closer to "low-budget solution" (AKA free) look at implementing BIND: https://www.isc.org/downloads/bind/ BIND Open Source DNS Server | Internet Systems Consortium<https://www.isc.org/downloads/bind/> www.isc.org BIND is open source software that enables you to publish your Domain Name System (DNS) information on the Internet, and to resolve DNS queries for your users. MG>if your platform is Windows then read how to implement BIND for Windows https://kb.isc.org/article/AA-01392/77/Windows-zip-files-for-BIND-9.html MG>if your willing to go with a Microsoft specific solution then Microsoft DNS Server is your solution (again vendor specific) https://technet.microsoft.com/en-us/library/cc730921(v=ws.11).aspx DNS - technet.microsoft.com<https://technet.microsoft.com/en-us/library/cc730921(v=ws.11).aspx> technet.microsoft.com Domain Name System (DNS) is the name resolution protocol for TCP/IP networks, such as the Internet. A DNS server hosts the information that enables client computers ... MG>HTH MG>Martin- ________________________________ From: Shafique Jamal <[email protected]> Sent: Monday, January 8, 2018 7:37 PM To: [email protected] Subject: Re: Is it possible to use the server address as the host address? Thanks Abe. In case it is helpful for some: those using AWS EC2 VM instances with an Elastic IP address (i.e. a static IP address) can ask Amazon to resolve a reverse DNS lookup on the Elastic IP address to one DNS address that they have set to resolve to that IP address. They can do so by filling out a form available at this link: https://aws.amazon.com/blogs/aws/reverse-dns-for-ec2s-elastic-ip-addresses/ [https://d2908q01vomqb2.cloudfront.net/356a192b7913b04c54574d18c28d46e6395428ab/2017/06/23/6288c174-a286-4b65-9b3b-6199bfdaa1e0.png]<https://aws.amazon.com/blogs/aws/reverse-dns-for-ec2s-elastic-ip-addresses/> Configurable Reverse DNS for Amazon EC2’s Elastic IP ...<https://aws.amazon.com/blogs/aws/reverse-dns-for-ec2s-elastic-ip-addresses/> aws.amazon.com Get Started Start developing on Amazon Web Services using one of our pre-built sample apps. The actual form is available here: https://aws-portal.amazon.com/gp/aws/html-forms-controller/contactus/ec2-email-limit-rdns-request [https://d1.awsstatic.com/Digital%20Marketing/House/signin/en_US/Prospect_image.96f0d724be07d2e2f486f0f31ceb421b666970d4.jpg]<https://aws-portal.amazon.com/gp/aws/html-forms-controller/contactus/ec2-email-limit-rdns-request> Amazon Web Services Sign-In<https://aws-portal.amazon.com/gp/aws/html-forms-controller/contactus/ec2-email-limit-rdns-request> aws-portal.amazon.com Amazon Web Services uses information from your Amazon.com account to identify you and allow access to Amazon Web Services. Your use of this site is governed by our ... Google Cloud has something similar - you can request a PTR record. With Google Cloud you get the reverse DNS done quicker - AWS could take several hours or a day to get it done. This link has more information: https://cloud.google.com/compute/docs/instances/create-ptr-record Creating a PTR Record for a VM Instance | Compute Engine ...<https://cloud.google.com/compute/docs/instances/create-ptr-record> cloud.google.com This is a Beta release of PTR support for Google Compute Engine. This feature is not covered by any SLA or deprecation policy and may be subject to ... This can solve the issue of using SASL with ZooKeeper with server names. On Mon, Jan 8, 2018 at 7:00 PM, Abraham Fine <[email protected]> wrote: > Hello Shafique- > > I believe this discussion on the mailing list from a month ago goes over > the same issue: https://mail-archives.apache.org/mod_mbox/zookeeper-user/ > 201711.mbox/%3cCABinuxd3bNjYW2p=6t4ztmGzk7U5yiDu7otZv05FKcyK1c > [email protected]%3e > > The issue has been fixed in 3.5 and there are some issues that need to be > taken into account regarding backwards compatibility if we are to fix this > on the 3.4 line. > > Thanks, > Abe > > On Tue, Dec 26, 2017, at 05:19, Shafique Jamal wrote: > > Hello, > > > > I have documented my issue here: > > https://stackoverflow.com/a/47956320/2251463 [https://cdn.sstatic.net/Sites/stackoverflow/img/[email protected]?v=73d79a89bded]<https://stackoverflow.com/a/47956320/2251463> Zookeeper/SASL Checksum failed<https://stackoverflow.com/a/47956320/2251463> stackoverflow.com How do I fix the problem that generates this error: WARN [NIOServerCxn.Factory:0.0.0.0/0.0.0.0:2181:ZooKeeperServer@1040] - Client failed to SASL authenticate: javax.security.sasl.SaslException: ... > > > > When I use the ZooKeeper client to connect to a server, it takes the > server > > address from the "-server" command line argument, looks up the IP > address, > > and then tried to find the host name based on that IP address. > > > > If you're using an Amazon EC2 instance, then instead of getting something > > like mysookeeperhost.mydomain.com for the host name, instead something > like > > ec2-35-169-37-216.compute-1.amazonaws.com will be returned. > > > > Is there an option to use the server address from the command line as the > > host name? > > > > Thanks, >
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