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Short circuit SASL auth when no mechanisms are available

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If the SASL config does not have any mechanisms we currently
just report an empty list to the client which will then
fail to identify a usable mechanism. This is a server config
error, so we should fail immediately on the server side.

Signed-off-by: Daniel P. Berrange <berrange@redhat.com>
This commit is contained in:
Daniel P. Berrange 2017-03-15 18:03:37 +00:00
parent 887450cbdf
commit 7310739d1f
1 changed files with 6 additions and 0 deletions
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6
src/rpc/virnetsaslcontext.c
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@ -390,6 +390,12 @@ char *virNetSASLSessionListMechanisms(virNetSASLSessionPtr sasl)
err, sasl_errdetail(sasl->conn));
goto cleanup;
}
VIR_DEBUG("SASL mechanism list is '%s'", mechlist);
if (STREQ(mechlist, "")) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
_("no SASL mechanisms are available"));
goto cleanup;
}
ignore_value(VIR_STRDUP(ret, mechlist));
cleanup: