Re: [libvirt] [PATCH] Sanity check explicit TLS file paths

When providing explicit x509 cert/key paths in libvirtd.conf, the user must provide all three. If one or more is missed, this leads to obscure errors at runtime when negotiating the TLS session Signed-off-by: Daniel P. Berrange <berrange(a)redhat.com&gt; --- daemon/libvirtd.c | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/daemon/libvirtd.c b/daemon/libvirtd.c index 9b98f33..40aa2b6 100644 --- a/daemon/libvirtd.c +++ b/daemon/libvirtd.c @@ -544,6 +544,22 @@ daemonSetupNetworking(virNetServerPtr srv, if (config->ca_file || config->cert_file || config->key_file) { + if (!config->ca_file) { + virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s", + "No CA certificate path set to match server key/cert"); + goto cleanup; + } + if (!config->cert_file) { + virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s", + "No server certificate path set to match server key"); + goto cleanup; + } + if (!config->key_file) { + virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s", + "No server key path set to match server cert"); + goto cleanup;

+ } + VIR_DEBUG("Using CA='%s' cert='%s' key='%s'", config->ca_file, config->cert_file, config->key_file);

if (!(ctxt = virNetTLSContextNewServer(config->ca_file, config->crl_file, config->cert_file,