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Code Issues Releases Wiki Activity

ircd::net: Add log messages reporting IPv6 init status; handle errors during check.

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This commit is contained in:
Jason Volk 2019-03-25 16:31:04 -07:00
parent 195937cd08
commit 45d29ed5cf
1 changed files with 46 additions and 5 deletions
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51
ircd/net.cc
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@ -15,7 +15,8 @@ namespace ircd::net
{
ctx::dock dock;
void wait_close_sockets();
static void init_ipv6();
static void wait_close_sockets();
}
void
@ -29,6 +30,38 @@ ircd::net::wait_close_sockets()
};
}
void
ircd::net::init_ipv6()
{
if(!enable_ipv6)
{
log::warning
{
log, "IPv6 is disabled by the configuration."
" Not checking for usable interfaces."
};
return;
}
if(!addrs::has_usable_ipv6_interface())
{
log::dwarning
{
log, "No usable IPv6 interfaces detected."
};
enable_ipv6.set("false");
return;
}
log::info
{
log, "Detected usable IPv6 interfaces."
" Server will query AAAA records and attempt IPv6 connections. If this"
" is an error please set ircd.net.enable_ipv6 to false or start with -no6."
};
}
///////////////////////////////////////////////////////////////////////////////
//
// init
@ -37,10 +70,7 @@ ircd::net::wait_close_sockets()
/// Network subsystem initialization
ircd::net::init::init()
{
if(enable_ipv6)
if(!addrs::has_usable_ipv6_interface())
enable_ipv6.set("false");
init_ipv6();
sslv23_client.set_verify_mode(asio::ssl::verify_peer);
sslv23_client.set_default_verify_paths();
}
@ -704,6 +734,7 @@ ircd::net::open(socket &socket,
bool
ircd::net::addrs::has_usable_ipv6_interface()
try
{
return !for_each([](const addr &a)
{
@ -723,6 +754,16 @@ ircd::net::addrs::has_usable_ipv6_interface()
return false;
});
}
catch(const std::exception &e)
{
log::error
{
log, "Failed to check for usable IPv6 interfaces :%s",
e.what()
};
return false;
}
bool
ircd::net::addrs::for_each(const closure &closure)