Questions tagged [nameservice]

15 questions
7
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2 answers

Zeroconf Name resolution

I am developing a control device with an embedded webserver. The webserver provides a control interface to any web browser that requests it (from Windows browsers, Mac browsers, iPhone android etc). The problem I am having is with a general way of…
Robert Jerome
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4 answers

Hadoop HA Namenode remote access

Im configuring Hadoop 2.2.0 stable release with HA namenode but i dont know how to configure remote access to the cluster. I have HA namenode configured with manual failover and i defined dfs.nameservices and i can access hdfs with nameservice from…
BAndrade
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3
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2 answers

JacORB 3.2 NameService (ns) seems not to read "orb.properties" file

I've got a problem with JacORB 3.2 as it seems that it doesn't read the orb.properties file, and especially the ORBInitRef.NameService property. As stated in the documentation on chapter 3.1, JacORB automatically searches for the orb.properties file…
Emanuele Casadio
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2
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tnamserv: can we get more logs?

Can we get more verbose when using the "tnameserv" utility delivered with the standard JDK? When running it, we only get: [test@localhost someDir]$ tnameserv -ORBInitialPort 2600 Initial Naming…
AndrewBourgeois
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2
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1 answer

Access Java Corba NameService

Is there any way to access the corba nameservice from a running Java (1.5) program. I would like to see which other processes are registered to a given one. I do know, that there are three tools within the JRE. servertool, orbd and tnameserv but…
Christian
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1 answer

Check if object is still bound to NameService (tnameserv)

Is there an easy way to check whether an object is still bound to a "tnameserv" ? After you bind an object, the "tnameserv" process might crash, be killled, ... and I want my application to verify whether an object that I bound earlier is still…
AndrewBourgeois
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powerdns not replicating to slave

The past few day's I'm struggling with PowerDNS Master/Slave setup and I cannot figure out what I'm doing wrong. My OS is Ubuntu 1604 LTS. My setup: NS01 (MASTER): pdns with MySQL Backend with PowerAdmin for control NS02 (SLAVE): pdns with MySQL…
1
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0 answers

The nameservice for a Hadoop Namenode HA should be discoverable across clusters

Requirement: The nameservice for a Hadoop Namenode HA should be discoverable across clusters. Solution #1: One solution I found online is to add the nameservice configurations to all the hdfs-site.xml files in the clusters involved. Problem: We…
1
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1 answer

CORBA omniORB unable to get remote object after resolving name context

I have an IDL as below module IClientServer { interface IClient { void serverResponse(in string name, in string data); void start(); void stop(); void shutdown(); }; interface IServer { // Server calls back to…
Naga
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Java's CORBA ORB and connecting to a 3rd party Naming Service

The Following is from JavaTM IDL FAQ: How do I connect to a 3rd-party Naming Service from Sun's ORB? The recommended way is to use the Interoperable Naming Service (INS) , if this option is supported by the 3rd-party Naming Service. To use the…
Yaneeve
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Why Java failing to resolve FQDN address mapped to IPv6 address?

I am trying a simple program that will take FQDN/hostname as input and return the IPv6 addresss mapped to that FQDN configured at the DNS server try { InetAddress add= InetAddress.getByName("SCP1.xyz.com"); …
Ankit
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1 answer

Bind object to multiple NameServices

I'm trying to bind my CORBA service to multiple NameServices. The code is as follows (simplified): org.omg.CORBA.Object objRef = orb.string_to_object("corbaloc::127.0.0.1:1337,:127.0.0.1:1338/NameService"); NamingContextExt ctx =…
AndrewBourgeois
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1 answer

Linux custom NSS module, `_nss_SERVICE_getspnam_r` is called but `_nss_SERVICE_getpwnam_r` is not

I'm creating a custom NSS module. I managed to make it work on my local Redhat 7.3 box, configured nsswitch.conf correctly passwd: files SERVICE shadow: files SERVICE and confirmed that both _nss_SERVICE_getpwnam_r and _nss_SERVICE_getspnam_r are…
terencezl
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libnss-extrausers and user tasks

I have Ubuntu 12.04. Installed libnss-extrausers and configured nsswitch.conf. Now, users registered in /var/lib/extrausers/{passwd,group,shadow} are recognized by the system and can login. However, common user management programs (passwd, userdel,…
morais
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ACE TAO cannot get NameService object in debug mode

I'm running a multi-program projects using ACE TAO. I set the Environment Variables and compiled ACE_TAO environment. Then I copied the tao_cosnaming.exe to my project run directory and use a .bat to start the naming service. The programs run well…