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Diffstat (limited to 'common/smtppass.c')
-rw-r--r--common/smtppass.c33
1 files changed, 28 insertions, 5 deletions
diff --git a/common/smtppass.c b/common/smtppass.c
index db88e23..7f7d8e6 100644
--- a/common/smtppass.c
+++ b/common/smtppass.c
@@ -464,6 +464,13 @@ static void connection_loop(int sock)
pthread_join(threads[i].tid, NULL);
threads[i].tid = 0;
}
+#ifdef _DEBUG
+ else
+ {
+ /* For debugging connection problems: */
+ messagex(NULL, LOG_DEBUG, "active connection thread: %x", (int)threads[i].tid);
+ }
+#endif
}
/* Start a new thread if neccessary */
@@ -494,6 +501,7 @@ static void connection_loop(int sock)
/* TODO: Respond with a too many connections message */
write_data(NULL, &fd, SMTP_STARTBUSY);
shutdown(fd, SHUT_RDWR);
+ close(fd);
}
}
@@ -506,7 +514,15 @@ static void connection_loop(int sock)
if(threads[i].tid != 0)
{
if(threads[i].fd != -1)
- shutdown(threads[i].fd, SHUT_RDWR);
+ {
+ plock();
+ fd = threads[i].fd;
+ threads[i].fd = -1;
+ punlock();
+
+ shutdown(fd, SHUT_RDWR);
+ close(fd);
+ }
pthread_join(threads[i].tid, NULL);
}
@@ -546,6 +562,7 @@ static void* thread_main(void* arg)
punlock();
ASSERT(ctx.client != -1);
+ messagex(&ctx, LOG_DEBUG, "processing %d on thread %x", ctx.client, (int)pthread_self());
memset(&addr, 0, sizeof(addr));
SANY_LEN(addr) = sizeof(addr);
@@ -601,12 +618,14 @@ cleanup:
if(ctx.client != -1)
{
shutdown(ctx.client, SHUT_RDWR);
+ close(ctx.client);
messagex(&ctx, LOG_NOTICE, "closed client connection");
}
if(ctx.server != -1)
{
shutdown(ctx.server, SHUT_RDWR);
+ close(ctx.server);
messagex(&ctx, LOG_DEBUG, "closed server connection");
}
@@ -998,7 +1017,7 @@ cleanup:
{
if(ctx->clam != -1)
{
- shutdown(ctx->clam, SHUT_RDWR);
+ close(ctx->clam);
ctx->clam = -1;
}
}
@@ -1015,8 +1034,10 @@ static int disconnect_clam(clamsmtp_context_t* ctx)
read_junk(ctx, ctx->clam);
shutdown(ctx->clam, SHUT_RDWR);
- messagex(ctx, LOG_DEBUG, "disconnected from clamd");
+ close(ctx->clam);
ctx->clam = -1;
+
+ messagex(ctx, LOG_DEBUG, "disconnected from clamd");
return 0;
}
@@ -1063,7 +1084,7 @@ static int clam_scan_file(clamsmtp_context_t* ctx, const char* tempname, char* l
if(is_last_word(ctx->line, CLAM_ERROR, KL(CLAM_ERROR)))
{
messagex(ctx, LOG_ERR, "clamav error: %s", ctx->line);
- add_to_logline(logline, "status=ERROR");
+ add_to_logline(logline, "status=", "CLAMAV-ERROR");
return -1;
}
@@ -1310,7 +1331,7 @@ cleanup:
if(ret < 0)
{
if(sock != -1)
- shutdown(sock, SHUT_RDWR);
+ close(sock);
message(ctx, LOG_ERR, "couldn't connect to: %s", addrname);
RETURN(-1);
@@ -1421,6 +1442,7 @@ static int read_line(clamsmtp_context_t* ctx, int* fd, int trim)
* no good trying to read from again later.
*/
shutdown(*fd, SHUT_RDWR);
+ close(*fd);
*fd = -1;
if(errno == EAGAIN)
@@ -1481,6 +1503,7 @@ static int write_data_raw(clamsmtp_context_t* ctx, int* fd, unsigned char* buf,
* no good trying to write to it again later.
*/
shutdown(*fd, SHUT_RDWR);
+ close(*fd);
*fd = -1;
if(errno == EAGAIN)