pdb_xml.c

samba-3.0.22.tar.gz 编译smb服务器的源码

		cur = cur->next;
	}
	if (!cur)
		return NULL;
	if ((strcmp(cur->name, "users")) || (cur->ns != data->ns)) {
		DEBUG(0, ("document of the wrong type, was '%s', users expected",
				  cur->name));
		DEBUG(0, ("xmlDocDump follows\n"));
		xmlDocDump(stderr, data->doc);
		DEBUG(0, ("xmlDocDump finished\n"));
		xmlFreeDoc(data->doc);
		return NULL;
	}
	data->users = cur;
	cur = cur->xmlChildrenNode;
	return cur;
}

static NTSTATUS xmlsam_setsampwent(struct pdb_methods *methods, BOOL update, uint16 acb_mask)
{
	pdb_xml *data;

	if (!methods) {
		DEBUG(0, ("Invalid methods\n"));
		return NT_STATUS_INVALID_PARAMETER;
	}
	data = (pdb_xml *) methods->private_data;
	if (!data) {
		DEBUG(0, ("Invalid pdb_xml_data\n"));
		return NT_STATUS_INVALID_PARAMETER;
	}
	data->pwent = parseSambaXMLFile(data);
	if (!data->pwent)
		return NT_STATUS_UNSUCCESSFUL;
	
	return NT_STATUS_OK;
}

/***************************************************************
  End enumeration of the passwd list.
 ****************************************************************/

static void xmlsam_endsampwent(struct pdb_methods *methods)
{
	pdb_xml *data;

	if (!methods) {
		DEBUG(0, ("Invalid methods\n"));
		return;
	}

	data = (pdb_xml *) methods->private_data;

	if (!data) {
		DEBUG(0, ("Invalid pdb_xml_data\n"));
		return;
	}

	xmlFreeDoc(data->doc);
	data->doc = NULL;
	data->pwent = NULL;
}

/*****************************************************************
  Get one SAM_ACCOUNT from the list (next in line)
 *****************************************************************/

static NTSTATUS xmlsam_getsampwent(struct pdb_methods *methods, SAM_ACCOUNT * user)
{
	pdb_xml *data;

	if (!methods) {
		DEBUG(0, ("Invalid methods\n"));
		return NT_STATUS_INVALID_PARAMETER;
	}
	data = (pdb_xml *) methods->private_data;

	if (!data) {
		DEBUG(0, ("Invalid pdb_xml_data\n"));
		return NT_STATUS_INVALID_PARAMETER;
	}

	while (data->pwent) {
		if ((!strcmp(data->pwent->name, "user")) &&
			(data->pwent->ns == data->ns)) {

			parseUser(data->doc, data->ns, data->pwent, user);
			data->pwent = data->pwent->next;
			return NT_STATUS_OK;
		}
		data->pwent = data->pwent->next;
	}
	return NT_STATUS_UNSUCCESSFUL;
}

/***************************************************************************
  Adds an existing SAM_ACCOUNT
 ****************************************************************************/

static NTSTATUS xmlsam_add_sam_account(struct pdb_methods *methods, SAM_ACCOUNT * u)
{
	pstring temp;
	fstring sid_str;
	xmlNodePtr cur, user, pass, root;
	pdb_xml *data;

	DEBUG(10, ("xmlsam_add_sam_account called!\n"));

	if (!methods) {
		DEBUG(0, ("Invalid methods\n"));
		return NT_STATUS_INVALID_PARAMETER;
	}

	data = (pdb_xml *) methods->private_data;
	if (!data) {
		DEBUG(0, ("Invalid pdb_xml_data\n"));
		return NT_STATUS_INVALID_PARAMETER;
	}

	/* Create a new document if we can't open the current one */
	if (!parseSambaXMLFile(data)) {
		DEBUG(0, ("Can't load current XML file, creating a new one\n"));
		data->doc = xmlNewDoc(XML_DEFAULT_VERSION);
		root = xmlNewDocNode(data->doc, NULL, "samba", NULL);
		cur = xmlDocSetRootElement(data->doc, root);
		data->ns = xmlNewNs(root, XML_URL, "samba");
		data->users = smbXmlNewChild(root, data->ns, "users", NULL);
	}

	user = smbXmlNewChild(data->users, data->ns, "user", NULL);
	xmlNewProp(user, "sid",
			   sid_to_string(sid_str, pdb_get_user_sid(u)));

	if (pdb_get_username(u) && strcmp(pdb_get_username(u), ""))
		xmlNewProp(user, "name", pdb_get_username(u));

	cur = smbXmlNewChild(user, data->ns, "group", NULL);
	
	xmlNewProp(cur, "sid",
			   sid_to_string(sid_str, pdb_get_group_sid(u)));

	if (pdb_get_init_flags(u, PDB_LOGONTIME) != PDB_DEFAULT)
		smbXmlNewChild(user, data->ns, "logon_time",
					iota(pdb_get_logon_time(u)));

	if (pdb_get_init_flags(u, PDB_LOGOFFTIME) != PDB_DEFAULT)
		smbXmlNewChild(user, data->ns, "logoff_time",
					iota(pdb_get_logoff_time(u)));

	if (pdb_get_init_flags(u, PDB_KICKOFFTIME) != PDB_DEFAULT)
		smbXmlNewChild(user, data->ns, "kickoff_time",
					iota(pdb_get_kickoff_time(u)));

	if (pdb_get_domain(u) && strcmp(pdb_get_domain(u), ""))
		smbXmlNewChild(user, data->ns, "domain", pdb_get_domain(u));

	if (pdb_get_nt_username(u) && strcmp(pdb_get_nt_username(u), ""))
		smbXmlNewChild(user, data->ns, "nt_username", pdb_get_nt_username(u));

	if (pdb_get_fullname(u) && strcmp(pdb_get_fullname(u), ""))
		smbXmlNewChild(user, data->ns, "fullname", pdb_get_fullname(u));

	if (pdb_get_homedir(u) && strcmp(pdb_get_homedir(u), ""))
		smbXmlNewChild(user, data->ns, "homedir", pdb_get_homedir(u));

	if (pdb_get_dir_drive(u) && strcmp(pdb_get_dir_drive(u), ""))
		smbXmlNewChild(user, data->ns, "dir_drive", pdb_get_dir_drive(u));

	if (pdb_get_logon_script(u) && strcmp(pdb_get_logon_script(u), ""))
		smbXmlNewChild(user, data->ns, "logon_script",
					pdb_get_logon_script(u));

	if (pdb_get_profile_path(u) && strcmp(pdb_get_profile_path(u), ""))
		smbXmlNewChild(user, data->ns, "profile_path",
					pdb_get_profile_path(u));

	if (pdb_get_acct_desc(u) && strcmp(pdb_get_acct_desc(u), ""))
		smbXmlNewChild(user, data->ns, "acct_desc", pdb_get_acct_desc(u));

	if (pdb_get_workstations(u) && strcmp(pdb_get_workstations(u), ""))
		smbXmlNewChild(user, data->ns, "workstations",
					pdb_get_workstations(u));

	if (pdb_get_unknown_str(u) && strcmp(pdb_get_unknown_str(u), ""))
		smbXmlNewChild(user, data->ns, "unknown_str", pdb_get_unknown_str(u));

	if (pdb_get_munged_dial(u) && strcmp(pdb_get_munged_dial(u), ""))
		smbXmlNewChild(user, data->ns, "munged_dial", pdb_get_munged_dial(u));


	/* Password stuff */
	pass = smbXmlNewChild(user, data->ns, "password", NULL);
	if (pdb_get_pass_last_set_time(u))
		xmlNewProp(pass, "last_set", iota(pdb_get_pass_last_set_time(u)));
	if (pdb_get_init_flags(u, PDB_CANCHANGETIME) != PDB_DEFAULT)
		xmlNewProp(pass, "can_change",
				   iota(pdb_get_pass_can_change_time(u)));

	if (pdb_get_init_flags(u, PDB_MUSTCHANGETIME) != PDB_DEFAULT)
		xmlNewProp(pass, "must_change",
				   iota(pdb_get_pass_must_change_time(u)));


	if (pdb_get_lanman_passwd(u)) {
		pdb_sethexpwd(temp, pdb_get_lanman_passwd(u),
					  pdb_get_acct_ctrl(u));
		cur = smbXmlNewChild(pass, data->ns, "crypt", temp);
		xmlNewProp(cur, "type", "lanman");
	}

	if (pdb_get_nt_passwd(u)) {
		pdb_sethexpwd(temp, pdb_get_nt_passwd(u), pdb_get_acct_ctrl(u));
		cur = smbXmlNewChild(pass, data->ns, "crypt", temp);
		xmlNewProp(cur, "type", "nt");
	}

	smbXmlNewChild(user, data->ns, "acct_ctrl", iota(pdb_get_acct_ctrl(u)));

	if (pdb_get_logon_divs(u))
		smbXmlNewChild(user, data->ns, "logon_divs",
					iota(pdb_get_logon_divs(u)));

	if (pdb_get_hours_len(u))
		smbXmlNewChild(user, data->ns, "hours_len",
					iota(pdb_get_hours_len(u)));

	smbXmlNewChild(user, data->ns, "bad_password_count", iota(pdb_get_bad_password_count(u)));
	smbXmlNewChild(user, data->ns, "logon_count", iota(pdb_get_logon_count(u)));
	smbXmlNewChild(user, data->ns, "unknown_6", iota(pdb_get_unknown_6(u)));
	xmlSaveFile(data->location, data->doc);

	return NT_STATUS_OK;
}

static NTSTATUS xmlsam_init(PDB_CONTEXT * pdb_context, PDB_METHODS ** pdb_method,
		 const char *location)
{
	NTSTATUS nt_status;
	pdb_xml *data;

	xmlsam_debug_level = debug_add_class("xmlsam");
	if (xmlsam_debug_level == -1) {
		xmlsam_debug_level = DBGC_ALL;
		DEBUG(0, ("xmlsam: Couldn't register custom debugging class!\n"));
	}

	if (!pdb_context) {
		DEBUG(0, ("invalid pdb_methods specified\n"));
		return NT_STATUS_UNSUCCESSFUL;
	}

	if (!NT_STATUS_IS_OK
		(nt_status = make_pdb_methods(pdb_context->mem_ctx, pdb_method))) {
		return nt_status;
	}

	(*pdb_method)->name = "xmlsam";

	(*pdb_method)->setsampwent = xmlsam_setsampwent;
	(*pdb_method)->endsampwent = xmlsam_endsampwent;
	(*pdb_method)->getsampwent = xmlsam_getsampwent;
	(*pdb_method)->add_sam_account = xmlsam_add_sam_account;
	(*pdb_method)->getsampwnam = NULL;
	(*pdb_method)->getsampwsid = NULL;
	(*pdb_method)->update_sam_account = NULL;
	(*pdb_method)->delete_sam_account = NULL;
	(*pdb_method)->getgrsid = NULL;
	(*pdb_method)->getgrgid = NULL;
	(*pdb_method)->getgrnam = NULL;
	(*pdb_method)->add_group_mapping_entry = NULL;
	(*pdb_method)->update_group_mapping_entry = NULL;
	(*pdb_method)->delete_group_mapping_entry = NULL;
	(*pdb_method)->enum_group_mapping = NULL;

	data = _talloc(pdb_context->mem_ctx, sizeof(pdb_xml));
	data->location = talloc_strdup(pdb_context->mem_ctx, (location ? location : "passdb.xml"));
	data->pwent = NULL;
	data->written = 0;
	(*pdb_method)->private_data = data;

	LIBXML_TEST_VERSION xmlKeepBlanksDefault(0);

	return NT_STATUS_OK;
}

NTSTATUS pdb_xml_init(void) 
{
	return smb_register_passdb(PASSDB_INTERFACE_VERSION, "xml", xmlsam_init);
}