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authorGaurav <gaurav@gluster.com>2011-03-23 00:50:17 +0000
committerVijay Bellur <vijay@dev.gluster.com>2011-03-23 04:55:29 -0700
commit9bd4f25b6b0ea8103324b685fcc21525a29849a8 (patch)
tree7b0e0b875934521dea0c6fdd3412ac61972a527e /libglusterfs/src/xlator.c
parent6f6c817314a2a867be996c2ad6d9a1337617ded4 (diff)
CLI : Validate options farmework.
Signed-off-by: Gaurav <gaurav@gluster.com> Signed-off-by: Vijay Bellur <vijay@dev.gluster.com> BUG: 2064 (NFS options are removed upon glusterd restart) URL: http://bugs.gluster.com/cgi-bin/bugzilla3/show_bug.cgi?id=2064
Diffstat (limited to 'libglusterfs/src/xlator.c')
-rw-r--r--libglusterfs/src/xlator.c612
1 files changed, 609 insertions, 3 deletions
diff --git a/libglusterfs/src/xlator.c b/libglusterfs/src/xlator.c
index fd10eb0975e..b9952120ddb 100644
--- a/libglusterfs/src/xlator.c
+++ b/libglusterfs/src/xlator.c
@@ -105,6 +105,548 @@ fill_defaults (xlator_t *xl)
return;
}
+int
+_volume_option_value_validate_attacherr (xlator_t *xl,
+ data_pair_t *pair,
+ volume_option_t *opt,
+ char **op_errstr)
+{
+ int i = 0;
+ int ret = -1;
+ uint64_t input_size = 0;
+ long long inputll = 0;
+ char errstr[256] = {0, };
+
+ /* Key is valid, validate the option */
+ switch (opt->type) {
+ case GF_OPTION_TYPE_PATH:
+ {
+ if (strstr (pair->value->data, "../")) {
+ gf_log (xl->name, GF_LOG_ERROR,
+ "invalid path given '%s'",
+ pair->value->data);
+ snprintf (errstr, 256,
+ "invalid path given '%s'",
+ pair->value->data);
+
+ *op_errstr = gf_strdup (errstr);
+ ret = -1;
+ goto out;
+ }
+
+ /* Make sure the given path is valid */
+ if (pair->value->data[0] != '/') {
+ gf_log (xl->name, GF_LOG_WARNING,
+ "option %s %s: '%s' is not an "
+ "absolute path name",
+ pair->key, pair->value->data,
+ pair->value->data);
+ snprintf (errstr, 256,
+ "option %s %s: '%s' is not an "
+ "absolute path name",
+ pair->key, pair->value->data,
+ pair->value->data);
+
+ *op_errstr = gf_strdup (errstr);
+ goto out;
+ }
+ ret = 0;
+ }
+ break;
+ case GF_OPTION_TYPE_INT:
+ {
+ /* Check the range */
+ if (gf_string2longlong (pair->value->data,
+ &inputll) != 0) {
+ gf_log (xl->name, GF_LOG_ERROR,
+ "invalid number format \"%s\" in "
+ "\"option %s\"",
+ pair->value->data, pair->key);
+ snprintf (errstr, 256,
+ "invalid number format \"%s\" in "
+ "\"option %s\"",
+ pair->value->data, pair->key);
+
+ *op_errstr = gf_strdup (errstr);
+ goto out;
+ }
+
+ if ((opt->min == 0) && (opt->max == 0)) {
+ gf_log (xl->name, GF_LOG_DEBUG,
+ "no range check required for "
+ "'option %s %s'",
+ pair->key, pair->value->data);
+ ret = 0;
+ break;
+ }
+ if ((inputll < opt->min) ||
+ (inputll > opt->max)) {
+ gf_log (xl->name, GF_LOG_WARNING,
+ "'%lld' in 'option %s %s' is out of "
+ "range [%"PRId64" - %"PRId64"]",
+ inputll, pair->key,
+ pair->value->data,
+ opt->min, opt->max);
+ snprintf (errstr, 256,
+ "'%lld' in 'option %s %s' is out of "
+ "range [%"PRId64" - %"PRId64"]",
+ inputll, pair->key,
+ pair->value->data,
+ opt->min, opt->max);
+
+ *op_errstr = gf_strdup (errstr);
+ goto out;
+ }
+ ret = 0;
+ }
+ break;
+ case GF_OPTION_TYPE_SIZET:
+ {
+ /* Check the range */
+ if (gf_string2bytesize (pair->value->data,
+ &input_size) != 0) {
+ gf_log (xl->name, GF_LOG_ERROR,
+ "invalid size format \"%s\" in "
+ "\"option %s\"",
+ pair->value->data, pair->key);
+ snprintf (errstr, 256,
+ "invalid size format \"%s\" in "
+ "\"option %s\"",
+ pair->value->data, pair->key);
+
+ *op_errstr = gf_strdup (errstr);
+ goto out;
+ }
+
+ if ((opt->min == 0) && (opt->max == 0)) {
+ gf_log (xl->name, GF_LOG_DEBUG,
+ "no range check required for "
+ "'option %s %s'",
+ pair->key, pair->value->data);
+ ret = 0;
+ break;
+ }
+ if ((input_size < opt->min) ||
+ (input_size > opt->max)) {
+ gf_log (xl->name, GF_LOG_ERROR,
+ "'%"PRId64"' in 'option %s %s' is "
+ "out of range [%"PRId64" - %"PRId64"]",
+ input_size, pair->key,
+ pair->value->data,
+ opt->min, opt->max);
+ snprintf (errstr, 256,
+ "'%"PRId64"' in 'option %s %s' is "
+ "out of range [%"PRId64" - %"PRId64"]",
+ input_size, pair->key,
+ pair->value->data,
+ opt->min, opt->max);
+
+ *op_errstr = gf_strdup (errstr);
+ goto out;
+ }
+ ret = 0;
+ }
+ break;
+ case GF_OPTION_TYPE_BOOL:
+ {
+ /* Check if the value is one of
+ '0|1|on|off|no|yes|true|false|enable|disable' */
+ gf_boolean_t bool_value;
+ if (gf_string2boolean (pair->value->data,
+ &bool_value) != 0) {
+ gf_log (xl->name, GF_LOG_ERROR,
+ "option %s %s: '%s' is not a valid "
+ "boolean value",
+ pair->key, pair->value->data,
+ pair->value->data);
+ snprintf (errstr, 256,
+ "option %s %s: '%s' is not a valid "
+ "boolean value",
+ pair->key, pair->value->data,
+ pair->value->data);
+
+ *op_errstr = gf_strdup (errstr);
+ goto out;
+ }
+ ret = 0;
+ }
+ break;
+ case GF_OPTION_TYPE_XLATOR:
+ {
+ /* Check if the value is one of the xlators */
+ xlator_t *xlopt = xl;
+ while (xlopt->prev)
+ xlopt = xlopt->prev;
+
+ while (xlopt) {
+ if (strcmp (pair->value->data,
+ xlopt->name) == 0) {
+ ret = 0;
+ break;
+ }
+ xlopt = xlopt->next;
+ }
+ if (!xlopt) {
+ gf_log (xl->name, GF_LOG_ERROR,
+ "option %s %s: '%s' is not a "
+ "valid volume name",
+ pair->key, pair->value->data,
+ pair->value->data);
+ snprintf (errstr, 256,
+ "option %s %s: '%s' is not a "
+ "valid volume name",
+ pair->key, pair->value->data,
+ pair->value->data);
+
+ *op_errstr = gf_strdup (errstr);
+ goto out;
+ }
+ ret = 0;
+ }
+ break;
+ case GF_OPTION_TYPE_STR:
+ {
+ /* Check if the '*str' is valid */
+ if (GF_OPTION_LIST_EMPTY(opt)) {
+ ret = 0;
+ goto out;
+ }
+
+ for (i = 0; (i < ZR_OPTION_MAX_ARRAY_SIZE) &&
+ opt->value[i]; i++) {
+ if (fnmatch (opt->value[i], pair->value->data,
+ FNM_EXTMATCH) == 0) {
+ ret = 0;
+ break;
+ }
+ }
+
+ if ((i == ZR_OPTION_MAX_ARRAY_SIZE)
+ || ((i < ZR_OPTION_MAX_ARRAY_SIZE)
+ && (!opt->value[i]))) {
+ /* enter here only if
+ * 1. reached end of opt->value array and haven't
+ * validated input
+ * OR
+ * 2. valid input list is less than
+ * ZR_OPTION_MAX_ARRAY_SIZE and input has not
+ * matched all possible input values.
+ */
+ char given_array[4096] = {0,};
+ for (i = 0; (i < ZR_OPTION_MAX_ARRAY_SIZE) &&
+ opt->value[i]; i++) {
+ strcat (given_array, opt->value[i]);
+ strcat (given_array, ", ");
+ }
+
+ gf_log (xl->name, GF_LOG_ERROR,
+ "option %s %s: '%s' is not valid "
+ "(possible options are %s)",
+ pair->key, pair->value->data,
+ pair->value->data, given_array);
+ snprintf (errstr, 256,
+ "option %s %s: '%s' is not valid "
+ "(possible options are %s)",
+ pair->key, pair->value->data,
+ pair->value->data, given_array);
+
+ *op_errstr = gf_strdup (errstr);
+ goto out;
+ }
+ }
+ break;
+ case GF_OPTION_TYPE_PERCENT:
+ {
+ uint32_t percent = 0;
+
+
+ /* Check if the value is valid percentage */
+ if (gf_string2percent (pair->value->data,
+ &percent) != 0) {
+ gf_log (xl->name, GF_LOG_ERROR,
+ "invalid percent format \"%s\" "
+ "in \"option %s\"",
+ pair->value->data, pair->key);
+ snprintf (errstr, 256,
+ "invalid percent format \"%s\" "
+ "in \"option %s\"",
+ pair->value->data, pair->key);
+
+ *op_errstr = gf_strdup (errstr);
+ goto out;
+ }
+
+ if ((percent < 0) || (percent > 100)) {
+ gf_log (xl->name, GF_LOG_ERROR,
+ "'%d' in 'option %s %s' is out of "
+ "range [0 - 100]",
+ percent, pair->key,
+ pair->value->data);
+ snprintf (errstr, 256,
+ "'%d' in 'option %s %s' is out of "
+ "range [0 - 100]",
+ percent, pair->key,
+ pair->value->data);
+
+ *op_errstr = gf_strdup (errstr);
+ goto out;
+ }
+ ret = 0;
+ }
+ break;
+ case GF_OPTION_TYPE_PERCENT_OR_SIZET:
+ {
+ uint32_t percent = 0;
+ uint64_t input_size = 0;
+
+ /* Check if the value is valid percentage */
+ if (gf_string2percent (pair->value->data,
+ &percent) == 0) {
+ if (percent > 100) {
+ gf_log (xl->name, GF_LOG_DEBUG,
+ "value given was greater than 100, "
+ "assuming this is actually a size");
+ if (gf_string2bytesize (pair->value->data,
+ &input_size) == 0) {
+ /* Check the range */
+ if ((opt->min == 0) &&
+ (opt->max == 0)) {
+ gf_log (xl->name, GF_LOG_DEBUG,
+ "no range check "
+ "required for "
+ "'option %s %s'",
+ pair->key,
+ pair->value->data);
+ // It is a size
+ ret = 0;
+ goto out;
+ }
+ if ((input_size < opt->min) ||
+ (input_size > opt->max)) {
+ gf_log (xl->name, GF_LOG_ERROR,
+ "'%"PRId64"' in "
+ "'option %s %s' is out"
+ " of range [%"PRId64""
+ "- %"PRId64"]",
+ input_size, pair->key,
+ pair->value->data,
+ opt->min, opt->max);
+ snprintf (errstr, 256,
+ "'%"PRId64"' in "
+ "'option %s %s' is "
+ " out of range ["
+ "%"PRId64"- %"PRId64"]",
+ input_size, pair->key,
+ pair->value->data,
+ opt->min, opt->max);
+
+ *op_errstr = gf_strdup (errstr);
+ goto out;
+ }
+ // It is a size
+ ret = 0;
+ goto out;
+ } else {
+ // It's not a percent or size
+ gf_log (xl->name, GF_LOG_ERROR,
+ "invalid number format \"%s\" "
+ "in \"option %s\"",
+ pair->value->data, pair->key);
+
+ snprintf (errstr, 256,
+ "invalid number format \"%s\" "
+ "in \"option %s\"",
+ pair->value->data, pair->key);
+
+
+ *op_errstr = gf_strdup (errstr);
+ goto out;
+ }
+
+ }
+ // It is a percent
+ ret = 0;
+ goto out;
+ } else {
+ if (gf_string2bytesize (pair->value->data,
+ &input_size) == 0) {
+ /* Check the range */
+ if ((opt->min == 0) && (opt->max == 0)) {
+ gf_log (xl->name, GF_LOG_DEBUG,
+ "no range check required for "
+ "'option %s %s'",
+ pair->key, pair->value->data);
+ // It is a size
+ ret = 0;
+ goto out;
+ }
+ if ((input_size < opt->min) ||
+ (input_size > opt->max)) {
+ gf_log (xl->name, GF_LOG_ERROR,
+ "'%"PRId64"' in 'option %s %s'"
+ " is out of range [%"PRId64" -"
+ " %"PRId64"]",
+ input_size, pair->key,
+ pair->value->data,
+ opt->min, opt->max);
+ snprintf (errstr, 256,
+ "'%"PRId64"' in 'option %s %s'"
+ " is out of range [%"PRId64" -"
+ " %"PRId64"]",
+ input_size, pair->key,
+ pair->value->data,
+ opt->min, opt->max);
+
+ *op_errstr = gf_strdup (errstr);
+ goto out;
+ }
+ } else {
+ // It's not a percent or size
+ gf_log (xl->name, GF_LOG_ERROR,
+ "invalid number format \"%s\" "
+ "in \"option %s\"",
+ pair->value->data, pair->key);
+ snprintf (errstr, 256,
+ "invalid number format \"%s\" "
+ "in \"option %s\"",
+ pair->value->data, pair->key);
+
+ *op_errstr = gf_strdup (errstr);
+ goto out;
+ }
+ //It is a size
+ ret = 0;
+ goto out;
+ }
+
+ }
+ break;
+ case GF_OPTION_TYPE_TIME:
+ {
+ uint32_t input_time = 0;
+
+ /* Check if the value is valid percentage */
+ if (gf_string2time (pair->value->data,
+ &input_time) != 0) {
+ gf_log (xl->name,
+ GF_LOG_ERROR,
+ "invalid time format \"%s\" in "
+ "\"option %s\"",
+ pair->value->data, pair->key);
+
+ snprintf (errstr, 256,
+ "invalid time format \"%s\" in "
+ "\"option %s\"",
+ pair->value->data, pair->key);
+
+ *op_errstr = gf_strdup (errstr);
+ goto out;
+ }
+
+ if ((opt->min == 0) && (opt->max == 0)) {
+ gf_log (xl->name, GF_LOG_DEBUG,
+ "no range check required for "
+ "'option %s %s'",
+ pair->key, pair->value->data);
+ ret = 0;
+ goto out;
+ }
+ if ((input_time < opt->min) ||
+ (input_time > opt->max)) {
+ gf_log (xl->name, GF_LOG_ERROR,
+ "'%"PRIu32"' in 'option %s %s' is "
+ "out of range [%"PRId64" - %"PRId64"]",
+ input_time, pair->key,
+ pair->value->data,
+ opt->min, opt->max);
+
+ snprintf (errstr, 256,
+ "'%"PRIu32"' in 'option %s %s' is "
+ "out of range [%"PRId64" - %"PRId64"]",
+ input_time, pair->key,
+ pair->value->data,
+ opt->min, opt->max);
+
+ *op_errstr = gf_strdup (errstr);
+ goto out;
+ }
+ ret = 0;
+ }
+ break;
+ case GF_OPTION_TYPE_DOUBLE:
+ {
+ double input_time = 0.0;
+
+ /* Check if the value is valid double */
+ if (gf_string2double (pair->value->data,
+ &input_time) != 0) {
+ gf_log (xl->name,
+ GF_LOG_ERROR,
+ "invalid double \"%s\" in \"option %s\"",
+ pair->value->data, pair->key);
+
+ snprintf (errstr, 256,
+ "invalid double \"%s\" in \"option %s\"",
+ pair->value->data, pair->key);
+
+ *op_errstr = gf_strdup (errstr);
+ goto out;
+ }
+
+ if (input_time < 0.0) {
+ gf_log (xl->name,
+ GF_LOG_ERROR,
+ "invalid time format \"%s\" in \"option %s\"",
+ pair->value->data, pair->key);
+
+ snprintf (errstr, 256,
+ "invalid double \"%s\" in \"option %s\"",
+ pair->value->data, pair->key);
+
+ *op_errstr = gf_strdup (errstr);
+ goto out;
+ }
+
+ if ((opt->min == 0) && (opt->max == 0)) {
+ gf_log (xl->name, GF_LOG_DEBUG,
+ "no range check required for 'option %s %s'",
+ pair->key, pair->value->data);
+ ret = 0;
+ goto out;
+ }
+ ret = 0;
+ }
+ break;
+ case GF_OPTION_TYPE_INTERNET_ADDRESS:
+ {
+ if (valid_internet_address (pair->value->data)) {
+ ret = 0;
+ } else {
+ gf_log (xl->name, GF_LOG_ERROR, "internet address '%s'"
+ " does not conform to standards.",
+ pair->value->data);
+
+ snprintf (errstr, 256,
+ "internet address '%s'"
+ " does not conform to standards.",
+ pair->value->data);
+
+ *op_errstr = gf_strdup (errstr);
+ goto out;
+ }
+ }
+ break;
+ case GF_OPTION_TYPE_ANY:
+ /* NO CHECK */
+ ret = 0;
+ break;
+ }
+
+out:
+ return ret;
+}
+
+
int
_volume_option_value_validate (xlator_t *xl,
data_pair_t *pair,
@@ -498,6 +1040,71 @@ out:
}
int
+validate_xlator_volume_options_attacherr (xlator_t *xl,
+ volume_option_t *opt,
+ char **op_errstr)
+{
+ int i = 0;
+ int ret = -1;
+ int index = 0;
+ volume_option_t *trav = NULL;
+ data_pair_t *pairs = NULL;
+
+ if (!opt) {
+ ret = 0;
+ goto out;
+ }
+
+ /* First search for not supported options, if any report error */
+ pairs = xl->options->members_list;
+ while (pairs) {
+ ret = -1;
+ for (index = 0;
+ opt[index].key && opt[index].key[0] ; index++) {
+ trav = &(opt[index]);
+ for (i = 0 ;
+ (i < ZR_VOLUME_MAX_NUM_KEY) &&
+ trav->key[i]; i++) {
+ /* Check if the key is valid */
+ if (fnmatch (trav->key[i],
+ pairs->key, FNM_NOESCAPE) == 0) {
+ ret = 0;
+ break;
+ }
+ }
+ if (!ret) {
+ if (i) {
+ gf_log (xl->name, GF_LOG_WARNING,
+ "option '%s' is deprecated, "
+ "preferred is '%s', continuing"
+ " with correction",
+ trav->key[i], trav->key[0]);
+ /* TODO: some bytes lost */
+ pairs->key = gf_strdup (trav->key[0]);
+ }
+ break;
+ }
+ }
+ if (!ret) {
+ ret = _volume_option_value_validate_attacherr (xl,
+ pairs,
+ trav,
+ op_errstr);
+ if (-1 == ret) {
+ goto out;
+ }
+ }
+
+ pairs = pairs->next;
+ }
+
+ ret = 0;
+ out:
+ return ret;
+}
+
+
+int
validate_xlator_volume_options (xlator_t *xl, volume_option_t *opt)
{
int i = 0;
@@ -888,9 +1495,8 @@ xlator_validate_rec (xlator_t *xlator, char **op_errstr)
gf_log ("", GF_LOG_DEBUG, "Did not load the symbols");
if (xlator->validate_options) {
- if (xlator->validate_options (xlator, xlator->options,
- op_errstr)) {
- gf_log ("", GF_LOG_INFO, "%s", *op_errstr);
+ if (xlator->validate_options (xlator, op_errstr)) {
+ gf_log ("", GF_LOG_DEBUG, "%s", *op_errstr);
return -1;
}
gf_log (xlator->name, GF_LOG_DEBUG, "Validated option");