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Add host name resolution information to pg_hba.conf error messages

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This is to be able to analyze issues with host names in pg_hba.conf.
This commit is contained in:
Peter Eisentraut
2011-07-31 18:03:43 +03:00
parent 4d2d5b8196
commit c1b910ed18
1 changed files with 19 additions and 4 deletions
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23
src/backend/libpq/auth.c
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@ -443,6 +443,17 @@ ClientAuthentication(Port *port)
NULL, 0,
NI_NUMERICHOST);
#define HOSTNAME_LOOKUP_DETAIL(port) \
(port->remote_hostname \
? (port->remote_hostname_resolv == +1 \
? errdetail_log("Client IP address resolved to \"%s\", forward lookup matches.", port->remote_hostname) \
: (port->remote_hostname_resolv == 0 \
? errdetail_log("Client IP address resolved to \"%s\", forward lookup not checked.", port->remote_hostname) \
: (port->remote_hostname_resolv == -1 \
? errdetail_log("Client IP address resolved to \"%s\", forward lookup does not match.", port->remote_hostname) \
: 0))) \
: 0)
if (am_walsender)
{
#ifdef USE_SSL
@ -450,12 +461,14 @@ ClientAuthentication(Port *port)
(errcode(ERRCODE_INVALID_AUTHORIZATION_SPECIFICATION),
errmsg("no pg_hba.conf entry for replication connection from host \"%s\", user \"%s\", %s",
hostinfo, port->user_name,
port->ssl ? _("SSL on") : _("SSL off"))));
port->ssl ? _("SSL on") : _("SSL off")),
HOSTNAME_LOOKUP_DETAIL(port)));
#else
ereport(FATAL,
(errcode(ERRCODE_INVALID_AUTHORIZATION_SPECIFICATION),
errmsg("no pg_hba.conf entry for replication connection from host \"%s\", user \"%s\"",
hostinfo, port->user_name)));
hostinfo, port->user_name),
HOSTNAME_LOOKUP_DETAIL(port)));
#endif
}
else
@ -466,13 +479,15 @@ ClientAuthentication(Port *port)
errmsg("no pg_hba.conf entry for host \"%s\", user \"%s\", database \"%s\", %s",
hostinfo, port->user_name,
port->database_name,
port->ssl ? _("SSL on") : _("SSL off"))));
port->ssl ? _("SSL on") : _("SSL off")),
HOSTNAME_LOOKUP_DETAIL(port)));
#else
ereport(FATAL,
(errcode(ERRCODE_INVALID_AUTHORIZATION_SPECIFICATION),
errmsg("no pg_hba.conf entry for host \"%s\", user \"%s\", database \"%s\"",
hostinfo, port->user_name,
port->database_name)));
port->database_name),
HOSTNAME_LOOKUP_DETAIL(port)));
#endif
}
break;