Client/Server Socket Application - Preventing Client from quitting on server crash


 
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Old 08-27-2009
Client/Server Socket Application - Preventing Client from quitting on server crash

Problem
- Linux Client/Server Socket Application: Preventing Client from quitting on server crash

Hi,
I am writing a Linux socket Server and Client using TCP protocol on Ubuntu 9.04 x64.

I am having problem trying to implement a scenario where the client should keep running even when the server crashes(because of any reason).

By default, when server closes because of error or when killed by closing the window, the client also quits. I have to somehow handle this situation and make sure the client keeps on running and restarts under this scenario.

I think I need to do handle some unix signals in my client application, I am not sure which ones and how? Can anyone suggest how to go about doing this.

Thanks for suggestions in advance.

Regards
Varun
 
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Mojo::IOLoop::Client(3pm)				User Contributed Perl Documentation				 Mojo::IOLoop::Client(3pm)

NAME
Mojo::IOLoop::Client - Non-blocking TCP client SYNOPSIS
use Mojo::IOLoop::Client; # Create socket connection my $client = Mojo::IOLoop::Client->new; $client->on(connect => sub { my ($client, $handle) = @_; ... }); $client->on(error => sub { my ($client, $err) = @_; ... }); $client->connect(address => 'mojolicio.us', port => 80); DESCRIPTION
Mojo::IOLoop::Client opens TCP connections for Mojo::IOLoop. EVENTS
Mojo::IOLoop::Client can emit the following events. "connect" $client->on(connect => sub { my ($client, $handle) = @_; ... }); Emitted safely once the connection is established. "error" $client->on(error => sub { my ($client, $err) = @_; ... }); Emitted safely if an error happens on the connection. ATTRIBUTES
Mojo::IOLoop::Client implements the following attributes. "reactor" my $reactor = $client->reactor; $client = $client->reactor(Mojo::Reactor::Poll->new); Low level event reactor, defaults to the "reactor" attribute value of the global Mojo::IOLoop singleton. METHODS
Mojo::IOLoop::Client inherits all methods from Mojo::EventEmitter and implements the following new ones. "connect" $client->connect(address => '127.0.0.1', port => 3000); Open a socket connection to a remote host. Note that TLS support depends on IO::Socket::SSL and IPv6 support on IO::Socket::INET6. These options are currently available: "address" Address or host name of the peer to connect to, defaults to "localhost". "handle" Use an already prepared handle. "local_address" Local address to bind to. "port" Port to connect to. "timeout" Maximum amount of time in seconds establishing connection may take before getting canceled, defaults to 10. "tls" Enable TLS. "tls_ca" Path to TLS certificate authority file. Also activates hostname verification. "tls_cert" Path to the TLS certificate file. "tls_key" Path to the TLS key file. SEE ALSO
Mojolicious, Mojolicious::Guides, <http://mojolicio.us>. perl v5.14.2 2012-09-05 Mojo::IOLoop::Client(3pm)