fsal_status_t
load_FS_common_parameters_from_conf(config_file_t in_config,
struct fsal_fs_params *common_info)
{
int err;
int var_max, var_index;
char *key_name;
char *key_value;
config_item_t block;
block = config_FindItemByName(in_config, CONF_LABEL_FS_COMMON);
/* cannot read item */
if (block == NULL) {
LogCrit(COMPONENT_CONFIG,
"FSAL LOAD PARAMETER: Cannot read item \"%s\" from configuration file",
CONF_LABEL_FS_COMMON);
return fsalstat(ERR_FSAL_NOENT, 0);
} else if (config_ItemType(block) != CONFIG_ITEM_BLOCK) {
LogCrit(COMPONENT_CONFIG,
"FSAL LOAD PARAMETER: Item \"%s\" is expected to be a block",
CONF_LABEL_FS_COMMON);
return fsalstat(ERR_FSAL_INVAL, 0);
}
var_max = config_GetNbItems(block);
for (var_index = 0; var_index < var_max; var_index++) {
config_item_t item;
item = config_GetItemByIndex(block, var_index);
err = config_GetKeyValue(item, &key_name, &key_value);
if (err) {
LogCrit(COMPONENT_CONFIG,
"FSAL LOAD PARAMETER: ERROR reading key[%d] from section \"%s\" of configuration file.",
var_index, CONF_LABEL_FS_COMMON);
return fsalstat(ERR_FSAL_SERVERFAULT, err);
}
/* does the variable exists ? */
if (!STRCMP(key_name, "link_support")) {
int val = str_to_bool(key_value);
if (val == -1) {
LogCrit(COMPONENT_CONFIG,
"FSAL LOAD PARAMETER: ERROR: Unexpected value for %s: 0 or 1 expected.",
key_name);
return fsalstat(ERR_FSAL_INVAL, 0);
}
/* if set to false, force value to false.
* else keep fs default.
*/
SET_INIT_INFO(common_info, link_support,
FSAL_INIT_MAX_LIMIT, val);
} else if (!STRCMP(key_name, "symlink_support")) {
int val = str_to_bool(key_value);
if (val == -1) {
LogCrit(COMPONENT_CONFIG,
"FSAL LOAD PARAMETER: ERROR: Unexpected value for %s: 0 or 1 expected.",
key_name);
return fsalstat(ERR_FSAL_INVAL, 0);
}
/* if set to false, force value to false.
* else keep fs default.
*/
SET_INIT_INFO(common_info, symlink_support,
FSAL_INIT_MAX_LIMIT, val);
} else if (!STRCMP(key_name, "cansettime")) {
int val = str_to_bool(key_value);
if (val == -1) {
LogCrit(COMPONENT_CONFIG,
"FSAL LOAD PARAMETER: ERROR: Unexpected value for %s: 0 or 1 expected.",
key_name);
return fsalstat(ERR_FSAL_INVAL, 0);
}
/* if set to false, force value to false.
* else keep fs default.
*/
SET_INIT_INFO(common_info, cansettime,
FSAL_INIT_MAX_LIMIT, val);
} else if (!STRCMP(key_name, "maxread")) {
int size;
size = s_read_int(key_value);
SET_INIT_INFO(common_info, maxread,
FSAL_INIT_FORCE_VALUE, size);
} else if (!STRCMP(key_name, "maxwrite")) {
uint32_t size;
size = s_read_int(key_value);
SET_INIT_INFO(common_info, maxwrite,
FSAL_INIT_FORCE_VALUE, size);
} else if (!STRCMP(key_name, "umask")) {
int mode = s_read_octal(key_value);
if (mode < 0) {
LogCrit(COMPONENT_CONFIG,
"FSAL LOAD PARAMETER: ERROR: Unexpected value for %s: octal expected.",
key_name);
return fsalstat(ERR_FSAL_INVAL, 0);
}
SET_INIT_INFO(common_info, umask, FSAL_INIT_FORCE_VALUE,
unix2fsal_mode(mode));
} else if (!STRCMP(key_name, "auth_xdev_export")) {
int val = str_to_bool(key_value);
if (val == -1) {
LogCrit(COMPONENT_CONFIG,
"FSAL LOAD PARAMETER: ERROR: Unexpected value for %s: boolean expected.",
key_name);
return fsalstat(ERR_FSAL_INVAL, 0);
}
SET_INIT_INFO(common_info, auth_exportpath_xdev,
FSAL_INIT_FORCE_VALUE, val);
} else if (!STRCMP(key_name, "xattr_access_rights")) {
int mode = s_read_octal(key_value);
if (mode < 0) {
LogCrit(COMPONENT_CONFIG,
"FSAL LOAD PARAMETER: ERROR: Unexpected value for %s: octal expected.",
key_name);
return fsalstat(ERR_FSAL_INVAL, 0);
}
SET_INIT_INFO(common_info, xattr_access_rights,
FSAL_INIT_FORCE_VALUE,
unix2fsal_mode(mode));
} else {
LogCrit(COMPONENT_CONFIG,
"FSAL LOAD PARAMETER: ERROR: Unknown or unsettable key: %s (item %s)",
key_name, CONF_LABEL_FS_COMMON);
return fsalstat(ERR_FSAL_INVAL, 0);
}
}
return fsalstat(ERR_FSAL_NO_ERROR, 0);
}
fsal_status_t LUSTREFSAL_load_FSAL_parameter_from_conf(config_file_t in_config,
fsal_parameter_t * out_parameter)
{
int err;
int var_max, var_index;
char *key_name;
char *key_value;
config_item_t block;
int DebugLevel = -1;
char *LogFile = NULL;
block = config_FindItemByName(in_config, CONF_LABEL_FSAL);
/* cannot read item */
if(block == NULL)
{
LogCrit(COMPONENT_FSAL,"FSAL LOAD PARAMETER: Cannot read item \"%s\" from configuration file",
CONF_LABEL_FSAL);
ReturnCode(ERR_FSAL_NOENT, 0);
}
else if(config_ItemType(block) != CONFIG_ITEM_BLOCK)
{
LogCrit(COMPONENT_FSAL,"FSAL LOAD PARAMETER: Item \"%s\" is expected to be a block",
CONF_LABEL_FSAL);
ReturnCode(ERR_FSAL_INVAL, 0);
}
/* read variable for fsal init */
var_max = config_GetNbItems(block);
for(var_index = 0; var_index < var_max; var_index++)
{
config_item_t item;
item = config_GetItemByIndex(block, var_index);
err = config_GetKeyValue(item, &key_name, &key_value);
if(err)
{
LogCrit(COMPONENT_FSAL,
"FSAL LOAD PARAMETER: ERROR reading key[%d] from section \"%s\" of configuration file.",
var_index, CONF_LABEL_FSAL);
ReturnCode(ERR_FSAL_SERVERFAULT, err);
}
if(!STRCMP(key_name, "DebugLevel"))
{
DebugLevel = ReturnLevelAscii(key_value);
if(DebugLevel == -1)
{
LogCrit(COMPONENT_FSAL,"FSAL LOAD PARAMETER: ERROR: Invalid debug level name: \"%s\".",
key_value);
ReturnCode(ERR_FSAL_INVAL, -1);
}
}
else if(!STRCMP(key_name, "LogFile"))
{
LogFile = key_value;
}
else if(!STRCMP(key_name, "Max_FS_calls"))
{
int maxcalls = s_read_int(key_value);
if(maxcalls < 0)
{
LogCrit(COMPONENT_FSAL,
"FSAL LOAD PARAMETER: ERROR: Unexpected value for %s: null or positive integer expected.",
key_name);
ReturnCode(ERR_FSAL_INVAL, 0);
}
out_parameter->fsal_info.max_fs_calls = (unsigned int)maxcalls;
}
else
{
LogCrit(COMPONENT_FSAL,
"FSAL LOAD PARAMETER: ERROR: Unknown or unsettable key: %s (item %s)",
key_name, CONF_LABEL_FSAL);
ReturnCode(ERR_FSAL_INVAL, 0);
}
}
/* init logging */
if(LogFile)
SetComponentLogFile(COMPONENT_FSAL, LogFile);
if(DebugLevel != -1)
SetComponentLogLevel(COMPONENT_FSAL, DebugLevel);
ReturnCode(ERR_FSAL_NO_ERROR, 0);
} /* FSAL_load_FSAL_parameter_from_conf */
static fsal_status_t load_FSAL_parameters_from_conf(config_file_t in_config,
const char *fsal_name,
fsal_init_info_t *
init_info,
fsal_extra_arg_parser_f
extra)
{
int err;
int var_max, var_index;
char *key_name;
char *key_value;
config_item_t fsal_block, block = NULL;
int i, fsal_cnt;
fsal_block = config_FindItemByName(in_config, CONF_LABEL_FSAL);
if (fsal_block == NULL) {
LogFatal(COMPONENT_INIT,
"Cannot find item \"%s\" in configuration",
CONF_LABEL_FSAL);
return fsalstat(ERR_FSAL_NOENT, 0);
}
if (config_ItemType(fsal_block) != CONFIG_ITEM_BLOCK) {
LogFatal(COMPONENT_INIT, "\"%s\" is not a block",
CONF_LABEL_FSAL);
return fsalstat(ERR_FSAL_NOENT, 0);
}
fsal_cnt = config_GetNbItems(fsal_block);
for (i = 0; i < fsal_cnt; i++) {
block = config_GetItemByIndex(fsal_block, i);
if (config_ItemType(block) == CONFIG_ITEM_BLOCK
&& strcasecmp(config_GetBlockName(block), fsal_name) == 0) {
break;
}
}
if (i == fsal_cnt) {
LogFatal(COMPONENT_INIT,
"Cannot find the %s section of %s in the configuration file",
fsal_name, CONF_LABEL_FSAL);
return fsalstat(ERR_FSAL_NOENT, 0);
}
if (config_ItemType(block) != CONFIG_ITEM_BLOCK) {
LogCrit(COMPONENT_CONFIG,
"FSAL LOAD PARAMETER: Item \"%s\" is expected to be a block",
fsal_name);
return fsalstat(ERR_FSAL_INVAL, 0);
}
/* read variable for fsal init */
var_max = config_GetNbItems(block);
for (var_index = 0; var_index < var_max; var_index++) {
config_item_t item;
item = config_GetItemByIndex(block, var_index);
err = config_GetKeyValue(item, &key_name, &key_value);
if (err) {
LogCrit(COMPONENT_CONFIG,
"FSAL LOAD PARAMETER: ERROR reading key[%d] from section \"%s\" of configuration file.",
var_index, CONF_LABEL_FSAL);
return fsalstat(ERR_FSAL_SERVERFAULT, err);
}
if (!STRCMP(key_name, "DebugLevel")
|| !STRCMP(key_name, "LogFile")) {
LogWarn(COMPONENT_CONFIG,
"Deprecated FSAL option %s=\'%s\'", key_name,
key_value);
} else if (!STRCMP(key_name, "Max_FS_calls")) {
int maxcalls = s_read_int(key_value);
if (maxcalls < 0) {
LogCrit(COMPONENT_CONFIG,
"FSAL LOAD PARAMETER: ERROR: Unexpected value for %s: null or positive integer expected.",
key_name);
return fsalstat(ERR_FSAL_INVAL, 0);
}
} else if (strcasecmp(key_name, "FSAL_Shared_Library") == 0) {
continue; /* scanned at load time */
} else if ((extra == NULL)
||
((*extra)
(key_name, key_value, init_info, fsal_name))) {
LogCrit(COMPONENT_CONFIG,
"FSAL LOAD PARAMETER: ERROR: Unknown or unsettable key: %s (item %s)",
key_name, CONF_LABEL_FSAL);
return fsalstat(ERR_FSAL_INVAL, 0);
}
}
return fsalstat(ERR_FSAL_NO_ERROR, 0);
}
