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authorKaushik BV <kaushikbv@gluster.com>2011-07-15 01:20:11 +0000
committerAnand Avati <avati@gluster.com>2011-07-17 07:46:36 -0700
commita2df5a80fda40ca34df1986d2e76e86b90995d8e (patch)
treec569e38b36548351d28a86f1b21689b8d2c4e9e6 /xlators
parenta33ff98a525e883dcacb1387d2aaa44aee1ae226 (diff)
stripe: changes in volume_options to assist volume set
Signed-off-by: Kaushik BV <kaushikbv@gluster.com> Signed-off-by: Anand Avati <avati@gluster.com> BUG: 2041 (volume set help option) URL: http://bugs.gluster.com/cgi-bin/bugzilla3/show_bug.cgi?id=2041
Diffstat (limited to 'xlators')
-rw-r--r--xlators/cluster/stripe/src/stripe.c52
1 files changed, 47 insertions, 5 deletions
diff --git a/xlators/cluster/stripe/src/stripe.c b/xlators/cluster/stripe/src/stripe.c
index c251de1..ef60626 100644
--- a/xlators/cluster/stripe/src/stripe.c
+++ b/xlators/cluster/stripe/src/stripe.c
@@ -36,6 +36,8 @@
#include "stripe.h"
#include "libxlator.h"
+struct volume_options options[];
+
void
stripe_local_wipe (stripe_local_t *local)
{
@@ -3805,6 +3807,7 @@ init (xlator_t *this)
stripe_private_t *priv = NULL;
xlator_list_t *trav = NULL;
data_t *data = NULL;
+ char *def_blk_size = NULL;
int32_t count = 0;
int ret = -1;
@@ -3868,20 +3871,55 @@ init (xlator_t *this)
goto out;
}
- priv->block_size = (128 * GF_UNIT_KB);
+ if (xlator_get_volopt_info (&this->volume_options, "block-size",
+ &def_blk_size, NULL)) {
+ gf_log (this->name, GF_LOG_ERROR, "Default value of stripe "
+ "block-size corrupt");
+ ret = -1;
+ goto out;
+ } else {
+ if (gf_string2bytesize (def_blk_size, &priv->block_size)) {
+ gf_log (this->name, GF_LOG_ERROR, "Default value of "
+ "stripe block-size corrupt");
+ ret = -1;
+ goto out;
+ }
+ }
+
+
/* option stripe-pattern *avi:1GB,*pdf:4096 */
data = dict_get (this->options, "block-size");
if (!data) {
gf_log (this->name, GF_LOG_DEBUG,
"No \"option block-size <x>\" given, defaulting "
- "to 128KB");
+ "to %s", def_blk_size);
} else {
ret = set_stripe_block_size (this, priv, data->data);
if (ret)
goto out;
}
- priv->xattr_supported = 1;
+ if (xlator_get_volopt_info (&this->volume_options, "use-xattr",
+ &def_blk_size, NULL)) {
+ ret = -1;
+ gf_log (this->name, GF_LOG_ERROR,
+ "error setting(default) hard check for extended"
+ " attribute");
+ goto out;
+
+ }
+ else {
+ if (gf_string2boolean (def_blk_size,
+ &priv->xattr_supported)) {
+ ret = -1;
+ gf_log (this->name, GF_LOG_ERROR,
+ "error setting(default) hard check for extended"
+ " attribute");
+ goto out;
+ }
+ }
+
+
data = dict_get (this->options, "use-xattr");
if (data) {
if (gf_string2boolean (data->data,
@@ -4084,10 +4122,14 @@ struct xlator_cbks cbks = {
struct volume_options options[] = {
{ .key = {"block-size"},
- .type = GF_OPTION_TYPE_ANY
+ .type = GF_OPTION_TYPE_ANY,
+ .default_value = "128KB",
+ .description = "Size of the stripe unit that would be read "
+ "from or written to the striped servers."
},
{ .key = {"use-xattr"},
- .type = GF_OPTION_TYPE_BOOL
+ .type = GF_OPTION_TYPE_BOOL,
+ .default_value = "true"
},
{ .key = {NULL} },
};