/*
* Authenticate Director
*/
bool BSOCK::authenticate_with_director(JCR *jcr,
const char *name, s_password &password, tls_t &tls,
char *response, int response_len)
{
char bashed_name[MAX_NAME_LENGTH];
BSOCK *dir = this; /* for readability */
response[0] = 0;
/*
* Send my name to the Director then do authentication
*/
bstrncpy(bashed_name, name, sizeof(bashed_name));
bash_spaces(bashed_name);
/*
* Timeout Hello after 5 mins
*/
dir->start_timer(60 * 5);
dir->fsend(hello, bashed_name);
if (!authenticate_outbound_connection(jcr, "Director", name, password, tls)) {
goto bail_out;
}
Dmsg1(6, ">dird: %s", dir->msg);
if (dir->recv() <= 0) {
dir->stop_timer();
bsnprintf(response, response_len, _("Bad response to Hello command: ERR=%s\n"
"The Director at \"%s:%d\" is probably not running.\n"),
dir->bstrerror(), dir->host(), dir->port());
return false;
}
dir->stop_timer();
Dmsg1(10, "<dird: %s", dir->msg);
if (!bstrncmp(dir->msg, OKhello, sizeof(OKhello) - 1)) {
bsnprintf(response, response_len, _("Director at \"%s:%d\" rejected Hello command\n"),
dir->host(), dir->port());
return false;
} else {
bsnprintf(response, response_len, "%s", dir->msg);
}
return true;
bail_out:
dir->stop_timer();
bsnprintf(response, response_len, _("Authorization problem with Director at \"%s:%d\"\n"
"Most likely the passwords do not agree.\n"
"If you are using TLS, there may have been a certificate "
"validation error during the TLS handshake.\n"
"Please see %s for help.\n"),
dir->host(), dir->port(), MANUAL_AUTH_URL);
return false;
}
/*
* Authenticate Director
*/
bool DirComm::authenticate_director(JCR *jcr, DIRRES *director, CONRES *cons,
char *errmsg, int errmsg_len)
{
BSOCK *dir = jcr->dir_bsock;
int tls_local_need = BNET_TLS_NONE;
int tls_remote_need = BNET_TLS_NONE;
bool tls_authenticate;
int compatible = true;
char bashed_name[MAX_NAME_LENGTH];
char *password;
TLS_CONTEXT *tls_ctx = NULL;
errmsg[0] = 0;
/*
* Send my name to the Director then do authentication
*/
if (cons) {
bstrncpy(bashed_name, cons->hdr.name, sizeof(bashed_name));
bash_spaces(bashed_name);
password = cons->password;
/* TLS Requirement */
if (cons->tls_enable) {
if (cons->tls_require) {
tls_local_need = BNET_TLS_REQUIRED;
} else {
tls_local_need = BNET_TLS_OK;
}
}
tls_authenticate = cons->tls_authenticate;
tls_ctx = cons->tls_ctx;
} else {
bstrncpy(bashed_name, "*UserAgent*", sizeof(bashed_name));
password = director->password;
/* TLS Requirement */
if (director->tls_enable) {
if (director->tls_require) {
tls_local_need = BNET_TLS_REQUIRED;
} else {
tls_local_need = BNET_TLS_OK;
}
}
tls_authenticate = director->tls_authenticate;
tls_ctx = director->tls_ctx;
}
if (tls_authenticate) {
tls_local_need = BNET_TLS_REQUIRED;
}
/* Timeout Hello after 15 secs */
dir->start_timer(15);
dir->fsend(hello, bashed_name);
/* respond to Dir challenge */
if (!cram_md5_respond(dir, password, &tls_remote_need, &compatible) ||
/* Now challenge dir */
!cram_md5_challenge(dir, password, tls_local_need, compatible)) {
bsnprintf(errmsg, errmsg_len, _("Director authorization problem at \"%s:%d\"\n"),
dir->host(), dir->port());
goto bail_out;
}
/* Verify that the remote host is willing to meet our TLS requirements */
if (tls_remote_need < tls_local_need && tls_local_need != BNET_TLS_OK && tls_remote_need != BNET_TLS_OK) {
bsnprintf(errmsg, errmsg_len, _("Authorization problem:"
" Remote server at \"%s:%d\" did not advertise required TLS support.\n"),
dir->host(), dir->port());
goto bail_out;
}
/* Verify that we are willing to meet the remote host's requirements */
if (tls_remote_need > tls_local_need && tls_local_need != BNET_TLS_OK && tls_remote_need != BNET_TLS_OK) {
bsnprintf(errmsg, errmsg_len, _("Authorization problem with Director at \"%s:%d\":"
" Remote server requires TLS.\n"),
dir->host(), dir->port());
goto bail_out;
}
/* Is TLS Enabled? */
if (tls_local_need >= BNET_TLS_OK && tls_remote_need >= BNET_TLS_OK) {
/* Engage TLS! Full Speed Ahead! */
if (!bnet_tls_client(tls_ctx, dir, NULL)) {
bsnprintf(errmsg, errmsg_len, _("TLS negotiation failed with Director at \"%s:%d\"\n"),
dir->host(), dir->port());
goto bail_out;
}
if (tls_authenticate) { /* authenticate only? */
dir->free_tls(); /* Yes, shutdown tls */
}
}
Dmsg1(6, ">dird: %s", dir->msg);
if (dir->recv() <= 0) {
dir->stop_timer();
bsnprintf(errmsg, errmsg_len, _("Bad response to Hello command: ERR=%s\n"
"The Director at \"%s:%d\" is probably not running.\n"),
dir->bstrerror(), dir->host(), dir->port());
return false;
}
dir->stop_timer();
Dmsg1(10, "<dird: %s", dir->msg);
if (strncmp(dir->msg, OKhello, sizeof(OKhello)-1) != 0) {
bsnprintf(errmsg, errmsg_len, _("Director at \"%s:%d\" rejected Hello command\n"),
dir->host(), dir->port());
return false;
} else {
if (m_conn == 0) {
bsnprintf(errmsg, errmsg_len, "%s", dir->msg);
}
}
return true;
bail_out:
dir->stop_timer();
bsnprintf(errmsg, errmsg_len, _("Authorization problem with Director at \"%s:%d\"\n"
"Most likely the passwords do not agree.\n"
"If you are using TLS, there may have been a certificate validation error during the TLS handshake.\n"
"Please see " MANUAL_AUTH_URL " for help.\n"),
dir->host(), dir->port());
return false;
}
