static NTSTATUS share_sanity_checks(const struct tsocket_address *remote_address,
const char *rhost,
int snum,
fstring dev)
{
char *raddr;
raddr = tsocket_address_inet_addr_string(remote_address,
talloc_tos());
if (raddr == NULL) {
return NT_STATUS_NO_MEMORY;
}
if (!lp_snum_ok(snum) ||
!allow_access(lp_hosts_deny(snum), lp_hosts_allow(snum),
rhost, raddr)) {
return NT_STATUS_ACCESS_DENIED;
}
if (dev[0] == '?' || !dev[0]) {
if (lp_printable(snum)) {
fstrcpy(dev,"LPT1:");
} else if (strequal(lp_fstype(snum), "IPC")) {
fstrcpy(dev, "IPC");
} else {
fstrcpy(dev,"A:");
}
}
if (!strupper_m(dev)) {
DEBUG(2,("strupper_m %s failed\n", dev));
return NT_STATUS_INVALID_PARAMETER;
}
if (lp_printable(snum)) {
if (!strequal(dev, "LPT1:")) {
return NT_STATUS_BAD_DEVICE_TYPE;
}
} else if (strequal(lp_fstype(snum), "IPC")) {
if (!strequal(dev, "IPC")) {
return NT_STATUS_BAD_DEVICE_TYPE;
}
} else if (!strequal(dev, "A:")) {
return NT_STATUS_BAD_DEVICE_TYPE;
}
/* Behave as a printer if we are supposed to */
if (lp_printable(snum) && (strcmp(dev, "A:") == 0)) {
fstrcpy(dev, "LPT1:");
}
return NT_STATUS_OK;
}
int print_queue_snum(const char *qname)
{
int snum = lp_servicenumber(qname);
if (snum == -1 || !lp_printable(snum))
return -1;
return snum;
}
bool snum_is_shared_printer(int snum)
{
return (lp_browseable(snum) && lp_snum_ok(snum) && lp_printable(snum));
}
WERROR check_published_printers(struct messaging_context *msg_ctx)
{
ADS_STATUS ads_rc;
ADS_STRUCT *ads = NULL;
int snum;
int n_services = lp_numservices();
TALLOC_CTX *tmp_ctx = NULL;
struct auth_session_info *session_info = NULL;
struct spoolss_PrinterInfo2 *pinfo2;
NTSTATUS status;
WERROR result;
char *old_krb5ccname = NULL;
tmp_ctx = talloc_new(NULL);
if (!tmp_ctx) return WERR_NOMEM;
ads = ads_init(lp_realm(), lp_workgroup(), NULL);
if (!ads) {
DEBUG(3, ("ads_init() failed\n"));
return WERR_SERVER_UNAVAILABLE;
}
old_krb5ccname = getenv(KRB5_ENV_CCNAME);
setenv(KRB5_ENV_CCNAME, "MEMORY:prtpub_cache", 1);
SAFE_FREE(ads->auth.password);
ads->auth.password = secrets_fetch_machine_password(lp_workgroup(),
NULL, NULL);
/* ads_connect() will find the DC for us */
ads_rc = ads_connect(ads);
if (!ADS_ERR_OK(ads_rc)) {
DEBUG(3, ("ads_connect failed: %s\n", ads_errstr(ads_rc)));
result = WERR_ACCESS_DENIED;
goto done;
}
status = make_session_info_system(tmp_ctx, &session_info);
if (!NT_STATUS_IS_OK(status)) {
DEBUG(0, ("check_published_printers: "
"Could not create system session_info\n"));
result = WERR_ACCESS_DENIED;
goto done;
}
for (snum = 0; snum < n_services; snum++) {
if (!lp_snum_ok(snum) || !lp_printable(snum)) {
continue;
}
result = winreg_get_printer_internal(tmp_ctx, session_info, msg_ctx,
lp_servicename(talloc_tos(), snum),
&pinfo2);
if (!W_ERROR_IS_OK(result)) {
continue;
}
if (pinfo2->attributes & PRINTER_ATTRIBUTE_PUBLISHED) {
nt_printer_publish_ads(msg_ctx, ads, pinfo2);
}
TALLOC_FREE(pinfo2);
}
result = WERR_OK;
done:
ads_destroy(&ads);
ads_kdestroy("MEMORY:prtpub_cache");
unsetenv(KRB5_ENV_CCNAME);
if (old_krb5ccname) {
setenv(KRB5_ENV_CCNAME, old_krb5ccname, 0);
}
talloc_free(tmp_ctx);
return result;
}
