SSL_read/SSL_write do not approximate the return conventions of recv()

and send() very well at all; and in any case we can't use retval==0
for EOF due to race conditions.  Make the same fixes in the backend as
are required in libpq.
This commit is contained in:
Tom Lane 2003-08-04 17:58:14 +00:00
parent 39a9496d51
commit e8e1d4553c

View File

@ -11,7 +11,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/libpq/be-secure.c,v 1.39 2003/08/04 02:39:59 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/libpq/be-secure.c,v 1.40 2003/08/04 17:58:14 tgl Exp $
*
* Since the server static private key ($DataDir/server.key)
* will normally be stored unencrypted so that the database
@ -273,9 +273,13 @@ rloop:
(errcode_for_socket_access(),
errmsg("SSL SYSCALL error: %m")));
else
{
ereport(COMMERROR,
(errcode(ERRCODE_PROTOCOL_VIOLATION),
errmsg("SSL SYSCALL error: EOF detected")));
errno = ECONNRESET;
n = -1;
}
break;
case SSL_ERROR_SSL:
ereport(COMMERROR,
@ -283,7 +287,6 @@ rloop:
errmsg("SSL error: %s", SSLerrmessage())));
/* fall through */
case SSL_ERROR_ZERO_RETURN:
secure_close(port);
errno = ECONNRESET;
n = -1;
break;
@ -291,6 +294,7 @@ rloop:
ereport(COMMERROR,
(errcode(ERRCODE_PROTOCOL_VIOLATION),
errmsg("unrecognized SSL error code")));
n = -1;
break;
}
}
@ -353,9 +357,13 @@ wloop:
(errcode_for_socket_access(),
errmsg("SSL SYSCALL error: %m")));
else
{
ereport(COMMERROR,
(errcode(ERRCODE_PROTOCOL_VIOLATION),
errmsg("SSL SYSCALL error: EOF detected")));
errno = ECONNRESET;
n = -1;
}
break;
case SSL_ERROR_SSL:
ereport(COMMERROR,
@ -363,7 +371,6 @@ wloop:
errmsg("SSL error: %s", SSLerrmessage())));
/* fall through */
case SSL_ERROR_ZERO_RETURN:
secure_close(port);
errno = ECONNRESET;
n = -1;
break;
@ -371,6 +378,7 @@ wloop:
ereport(COMMERROR,
(errcode(ERRCODE_PROTOCOL_VIOLATION),
errmsg("unrecognized SSL error code")));
n = -1;
break;
}
}