]>
git.ipfire.org Git - thirdparty/pdns.git/blob - pdns/dynmessenger.cc
2 PowerDNS Versatile Database Driven Nameserver
3 Copyright (C) 2002 - 2008 PowerDNS.COM BV
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License version 2
7 as published by the Free Software Foundation
9 Additionally, the license of this program contains a special
10 exception which allows to distribute the program in binary form when
11 it is linked against OpenSSL.
13 This program is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details.
18 You should have received a copy of the GNU General Public License
19 along with this program; if not, write to the Free Software
20 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
25 #include "dynmessenger.hh"
32 #include <sys/types.h>
35 DynMessenger::DynMessenger(const string
&fname
,
39 d_s
=socket(AF_UNIX
,SOCK_STREAM
,0);
43 throw PDNSException(string("socket")+strerror(errno
));
47 if(makeUNsockaddr(fname
, &d_remote
))
48 throw PDNSException("Unable to connect to remote '"+fname
+"': Path is not a valid UNIX socket path.");
50 struct timeval timeout
;
51 timeout
.tv_sec
= timeout_sec
;
52 timeout
.tv_usec
= timeout_usec
;
54 if (setsockopt (d_s
, SOL_SOCKET
, SO_RCVTIMEO
, (char *)&timeout
, sizeof(timeout
)) < 0)
55 throw PDNSException("Unable to set SO_RCVTIMEO option on socket: " + stringerror());
57 if (setsockopt (d_s
, SOL_SOCKET
, SO_SNDTIMEO
, (char *)&timeout
, sizeof(timeout
)) < 0)
58 throw PDNSException("Unable to set SO_SNDTIMEO option on socket: " + stringerror());
60 int ret
= Utility::timed_connect(d_s
,(sockaddr
*)&d_remote
,sizeof(d_remote
), timeout_sec
, timeout_usec
);
63 throw TimeoutException("Unable to connect to remote '"+fname
+"': "+stringerror());
65 throw PDNSException("Unable to connect to remote '"+fname
+"': "+stringerror());
74 DynMessenger::DynMessenger(const ComboAddress
& remote
,
79 d_s
=socket(AF_INET
, SOCK_STREAM
,0);
83 throw PDNSException(string("socket")+strerror(errno
));
87 struct timeval timeout
;
88 timeout
.tv_sec
= timeout_sec
;
89 timeout
.tv_usec
= timeout_usec
;
91 if (setsockopt (d_s
, SOL_SOCKET
, SO_RCVTIMEO
, (char *)&timeout
, sizeof(timeout
)) < 0)
92 throw PDNSException("Unable to set SO_RCVTIMEO option on socket: " + stringerror());
94 if (setsockopt (d_s
, SOL_SOCKET
, SO_SNDTIMEO
, (char *)&timeout
, sizeof(timeout
)) < 0)
95 throw PDNSException("Unable to set SO_SNDTIMEO option on socket: " + stringerror());
97 int ret
= Utility::timed_connect(d_s
, (sockaddr
*)&remote
, remote
.getSocklen(), timeout_sec
, timeout_usec
);
100 throw TimeoutException("Unable to connect to remote '"+remote
.toStringWithPort()+"': "+string(strerror(errno
)));
102 throw PDNSException("Unable to connect to remote '"+remote
.toStringWithPort()+"': "+string(strerror(errno
)));
104 string login
=secret
+"\n";
113 DynMessenger::~DynMessenger()
119 int DynMessenger::send(const string
&msg
) const
122 writen2(d_s
, msg
+"\n");
124 } catch(std::runtime_error
& e
) {
126 throw TimeoutException("Error from remote in send(): " + string(e
.what()));
128 throw PDNSException("Error from remote in send(): " + string(e
.what()));
132 string
DynMessenger::receive() const
139 retlen
=recv(d_s
,buffer
,sizeof(buffer
),0);
142 throw TimeoutException("Error from remote in receive(): " + string(strerror(errno
)));
144 throw PDNSException("Error from remote in receive(): " + string(strerror(errno
)));
147 answer
.append(buffer
,retlen
);