Could this be the problem? Sees to alleviate the symptoms for me certainly..
diff -r 096278955dc1 nsd/sockfile.c
--- a/nsd/sockfile.c Wed Mar 04 04:29:31 2015 +0100
+++ b/nsd/sockfile.c Tue Mar 10 10:42:44 2015 +0000
@@ -386,7 +386,7 @@
int
Ns_SockCork(Ns_Sock *sock, int cork)
{
- int success = 1;
+ int success = 0;
#ifdef TCP_CORK
Sock *sockPtr = (Sock *)sock;
On 9 March 2015 at 16:24, David Osborne <da...@qcode.co.uk> wrote:
> Hi again,
>
> We're getting some Error messages when we're browsing fastpath pages
> running tip via https.
> Not sure of this is anything to actually to worry about since there
> doesn't seem to be any side-effect except for the frequent error messages
> in the log.
>
> *[09/Mar/2015:15:59:06][17560.7fffedf37700][-conn:default:4-] Error:
> socket: trying to uncork an uncorked socket 10*
>
> It appears pretty much every time we click on a link.
>
>
>
> *Test case:*
>
> Building with the tip versions of naviserver and nsssl (but with the
> configure.ac change to CCRFLAG/LDRFLAG we discussed)
>
> Add the following to the end of the default
> /usr/local/ns/conf/nsd-config.tcl:
>
> ns_section ns/server/default/module/nsssl
> ns_param certificate
> /usr/local/ns/modules/nsssl/server.pem
> ns_param address 0.0.0.0
> ns_param port 443
> ns_param ciphers
>
> "ECDH+AESGCM:DH+AESGCM:ECDH+AES256:DH+AES256:ECDH+AES128:DH+AES:ECDH+3DES:DH+3DES:RSA+AESGCM:RSA+AES:RSA+3DES:!aNULL:!MD5:!RC4
> "
> ns_param protocols "!SSLv2"
> ns_param verify 0
>
> ns_param extraheaders {
> Strict-Transport-Security "max-age=31536000; includeSubDomains"
> X-Frame-Options SAMEORIGIN
> X-Content-Type-Options nosniff
> }
>
> List nsssl.so in the module list
>
> ns_section "ns/server/default/modules"
> ns_param nscp nscp.so
> ns_param nssock nssock.so
> ns_param nslog nslog.so
> ns_param nscgi nscgi.so
> ns_param nsdb nsdb.so
> ns_param nsssl nsssl.so
>
> Do the following to generate a self-signed cert:
>
> openssl genrsa 1024 > host.key
> openssl req -new -x509 -nodes -sha1 -days 365 -key host.key > host.cert
> cat host.cert host.key > server.pem
> rm -rf host.cert host.key
> openssl dhparam 2048 >> server.pem
>
>
>
> Run:
> /usr/local/ns/bin/nsd -c -u root -t /usr/local/ns/conf/nsd-config.tcl
>
> Browsing to https://servername/doc/index.html then clicking on one of the
> command names (eg. to take us
> https://servername/doc/naviserver/files/ns_adp_break.html) will cause the
> error.
>
>
> I tried to catch this in gdb by setting a breakpoint on Ns_Log with
> severity Error:
>
> ...
> [09/Mar/2015:15:49:37][17543.7fffef22d700][-sched-] Notice: sched: starting
> [Switching to Thread 0x7fffedf37700 (LWP 17554)]
>
> Breakpoint 3, Ns_Log (severity=severity@entry=2, fmt=fmt@entry=0x7ffff7bbabe0
> "socket: trying to uncork an uncorked socket %d")
> at log.c:481
> 481 {
> (gdb) bt
> #0 Ns_Log (severity=severity@entry=2, fmt=fmt@entry=0x7ffff7bbabe0
> "socket: trying to uncork an uncorked socket %d")
> at log.c:481
> #1 0x00007ffff7b91516 in Ns_SockCork (sock=sock@entry=0x7ffff001c9a0,
> cork=cork@entry=0) at sockfile.c:405
> #2 0x00007ffff7b9166a in SendFd (sock=sock@entry=0x7ffff001c9a0, fd=11,
> offset=10165, length=length@entry=10165,
> timeoutPtr=timeoutPtr@entry=0x7fffedf36110, flags=flags@entry=0,
> sendProc=sendProc@entry=0x7fffee798b70 <Send>)
> at sockfile.c:481
> #3 0x00007ffff7b913e9 in NsSockSendFileBufsIndirect (sock=0x7ffff001c9a0,
> bufs=<optimized out>, nbufs=<optimized out>,
> timeoutPtr=timeoutPtr@entry=0x7fffedf36110, flags=0,
> sendProc=0x7fffee798b70 <Send>) at sockfile.c:309
> #4 0x00007ffff7b75fc7 in NsDriverSendFile (sockPtr=<optimized out>,
> bufs=bufs@entry=0x7fffedf363a0, nbufs=nbufs@entry=1,
> flags=flags@entry=0) at driver.c:1133
> #5 0x00007ffff7b72ea9 in Ns_ConnSendFileVec (conn=conn@entry=0x66ecb0,
> bufs=bufs@entry=0x7fffedf363a0, nbufs=1)
> at connio.c:525
> #6 0x00007ffff7b8be86 in ReturnRange (conn=conn@entry=0x66ecb0,
> type=type@entry=0x627c90 "text/html", fd=fd@entry=11,
> data=data@entry=0x0, len=len@entry=10165) at return.c:988
> #7 0x00007ffff7b8bc64 in ReturnOpen (conn=conn@entry=0x66ecb0,
> status=status@entry=200, type=type@entry=0x627c90 "text/html",
> chan=chan@entry=0x0, fp=fp@entry=0x0, fd=fd@entry=11, len=10165) at
> return.c:881
> #8 0x00007ffff7b8bbe5 in Ns_ConnReturnOpenFd (conn=conn@entry=0x66ecb0,
> status=status@entry=200,
> type=type@entry=0x627c90 "text/html", fd=fd@entry=11, len=<optimized
> out>) at return.c:854
> #9 0x00007ffff7b7c7fd in FastReturn (conn=conn@entry=0x66ecb0,
> status=status@entry=200, type=0x627c90 "text/html",
> type@entry=0x0, file=0x7fffedf36b00
> "/usr/local/ns/pages/doc/naviserver/files/ns_adp_ctl.html") at
> fastpath.c:570
> #10 0x00007ffff7b7c4c3 in Ns_FastPathProc (UNUSED_arg=<optimized out>,
> conn=0x66ecb0) at fastpath.c:244
> #11 0x00007ffff7b85059 in Ns_ConnRunRequest (conn=conn@entry=0x66ecb0) at
> op.c:293
> #12 0x00007ffff7b89283 in ConnRun (connPtr=0x66ecb0, argPtr=0x16c6a70) at
> queue.c:1513
> #13 NsConnThread (arg=0x16c6a70) at queue.c:1229
> #14 0x00007ffff74ea77c in NsThreadMain (arg=<optimized out>) at
> thread.c:227
> #15 0x00007ffff74eb6c9 in ThreadMain (arg=<optimized out>) at pthread.c:809
> #16 0x00007ffff64ed0a4 in start_thread () from
> /lib/x86_64-linux-gnu/libpthread.so.0
> #17 0x00007ffff69ebccd in clone () at
> ../sysdeps/unix/sysv/linux/x86_64/clone.S:111
> (gdb) frame 0
> #0 Ns_Log (severity=severity@entry=2, fmt=fmt@entry=0x7ffff7bbabe0
> "socket: trying to uncork an uncorked socket %d")
> at log.c:481
> 481 {
> (gdb) frame 1
> #1 0x00007ffff7b91516 in Ns_SockCork (sock=sock@entry=0x7ffff001c9a0,
> cork=cork@entry=0) at sockfile.c:405
> 405 Ns_Log(Error, "socket: trying to uncork an uncorked socket
> %d",
> (gdb) print *sock
> $1 = {driver = 0x654c50, sock = 10, sa = {sin_family = 2, sin_port =
> 46046, sin_addr = {s_addr = 191146176},
> sin_zero = "\000\000\000\000\000\000\000"}, arg = 0x7ffff006f510}
>
>
>
>
--
David Osborne
Qcode Software Limited
http://www.qcode.co.uk
T: +44 (0)1463 896484
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