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mirror of https://github.com/samba-team/samba.git synced 2025-01-13 13:18:06 +03:00

Start implementing AD-style trusted domains in Samba4's NETLOGON server

This commit is contained in:
Andrew Bartlett 2008-10-01 13:31:22 -07:00
parent 1a29fd1cf5
commit 320d402180

View File

@ -87,6 +87,9 @@ static NTSTATUS dcesrv_netr_ServerAuthenticate3(struct dcesrv_call_state *dce_ca
const char *attrs[] = {"unicodePwd", "userAccountControl",
"objectSid", NULL};
const char *trust_dom_attrs[] = {"flatname", NULL};
const char *account_name;
ZERO_STRUCTP(r->out.credentials);
*r->out.rid = 0;
*r->out.negotiate_flags = *r->in.negotiate_flags;
@ -101,10 +104,54 @@ static NTSTATUS dcesrv_netr_ServerAuthenticate3(struct dcesrv_call_state *dce_ca
if (sam_ctx == NULL) {
return NT_STATUS_INVALID_SYSTEM_SERVICE;
}
if (r->in.secure_channel_type == SEC_CHAN_DNS_DOMAIN) {
char *encoded_account = ldb_binary_encode_string(mem_ctx, r->in.account_name);
char *flatname;
if (!encoded_account) {
return NT_STATUS_NO_MEMORY;
}
/* Kill the trailing dot */
if (encoded_account[strlen(encoded_account)-1] == '.') {
encoded_account[strlen(encoded_account)-1] = '\0';
}
/* pull the user attributes */
num_records = gendb_search(sam_ctx, mem_ctx, NULL, &msgs, trust_dom_attrs,
"(&(trustPartner=%s)(objectclass=trustedDomain))",
encoded_account);
if (num_records == 0) {
DEBUG(3,("Couldn't find trust [%s] in samdb.\n",
encoded_account));
return NT_STATUS_ACCESS_DENIED;
}
if (num_records > 1) {
DEBUG(0,("Found %d records matching user [%s]\n", num_records, r->in.account_name));
return NT_STATUS_INTERNAL_DB_CORRUPTION;
}
flatname = ldb_msg_find_attr_as_string(msgs[0], "flatname", NULL);
if (!flatname) {
/* No flatname for this trust - we can't proceed */
return NT_STATUS_ACCESS_DENIED;
}
account_name = talloc_asprintf(mem_ctx, "%s$", flatname);
if (!account_name) {
return NT_STATUS_NO_MEMORY;
}
} else {
account_name = r->in.account_name;
}
/* pull the user attributes */
num_records = gendb_search(sam_ctx, mem_ctx, NULL, &msgs, attrs,
"(&(sAMAccountName=%s)(objectclass=user))",
r->in.account_name);
ldb_binary_encode_string(mem_ctx, account_name));
if (num_records == 0) {
DEBUG(3,("Couldn't find user [%s] in samdb.\n",
@ -130,7 +177,8 @@ static NTSTATUS dcesrv_netr_ServerAuthenticate3(struct dcesrv_call_state *dce_ca
DEBUG(1, ("Client asked for a workstation secure channel, but is not a workstation (member server) acb flags: 0x%x\n", user_account_control));
return NT_STATUS_ACCESS_DENIED;
}
} else if (r->in.secure_channel_type == SEC_CHAN_DOMAIN) {
} else if (r->in.secure_channel_type == SEC_CHAN_DOMAIN ||
r->in.secure_channel_type == SEC_CHAN_DNS_DOMAIN) {
if (!(user_account_control & UF_INTERDOMAIN_TRUST_ACCOUNT)) {
DEBUG(1, ("Client asked for a trusted domain secure channel, but is not a trusted domain: acb flags: 0x%x\n", user_account_control));