diff options
Diffstat (limited to 'xlators/cluster/stripe/src')
| -rw-r--r-- | xlators/cluster/stripe/src/Makefile.am | 7 | ||||
| -rw-r--r-- | xlators/cluster/stripe/src/stripe.c | 108 | ||||
| -rw-r--r-- | xlators/cluster/stripe/src/stripe.h | 5 |
3 files changed, 117 insertions, 3 deletions
diff --git a/xlators/cluster/stripe/src/Makefile.am b/xlators/cluster/stripe/src/Makefile.am index 6d4fae4d268..0db3c9eeb5a 100644 --- a/xlators/cluster/stripe/src/Makefile.am +++ b/xlators/cluster/stripe/src/Makefile.am @@ -4,13 +4,14 @@ xlatordir = $(libdir)/glusterfs/$(PACKAGE_VERSION)/xlator/cluster stripe_la_LDFLAGS = -module -avoidversion -stripe_la_SOURCES = stripe.c +stripe_la_SOURCES = stripe.c $(top_builddir)/xlators/lib/src/libxlator.c stripe_la_LIBADD = $(top_builddir)/libglusterfs/src/libglusterfs.la -noinst_HEADERS = stripe.h stripe-mem-types.h +noinst_HEADERS = stripe.h stripe-mem-types.h $(top_builddir)/xlators/lib/src/libxlator.h AM_CFLAGS = -fPIC -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE -Wall -D$(GF_HOST_OS)\ - -I$(top_srcdir)/libglusterfs/src -shared -nostartfiles $(GF_CFLAGS) + -I$(top_srcdir)/libglusterfs/src -shared -nostartfiles $(GF_CFLAGS) \ + -I$(top_srcdir)/xlators/lib/src CLEANFILES = diff --git a/xlators/cluster/stripe/src/stripe.c b/xlators/cluster/stripe/src/stripe.c index 639fbfd8b2c..cc34a84684c 100644 --- a/xlators/cluster/stripe/src/stripe.c +++ b/xlators/cluster/stripe/src/stripe.c @@ -34,6 +34,7 @@ */ #include "stripe.h" +#include "libxlator.h" void stripe_local_wipe (stripe_local_t *local) @@ -3896,6 +3897,7 @@ init (xlator_t *this) priv->nodes_down = priv->child_count; this->private = priv; + ret = 0; out: if (ret) { @@ -3942,6 +3944,110 @@ out: return; } +int32_t +stripe_getxattr_unwind (void *getxattr, call_frame_t *frame, + int op_ret, int op_errno, dict_t *dict) + +{ + STACK_UNWIND_STRICT (getxattr, frame, op_ret, op_errno, dict); + return 0; +} + +int32_t +stripe_getxattr (call_frame_t *frame, xlator_t *this, + loc_t *loc, const char *name) +{ + stripe_local_t *local = NULL; + xlator_list_t *trav = NULL; + stripe_private_t *priv = NULL; + int32_t op_errno = EINVAL; + int i = 0; + xlator_t **sub_volumes; + + VALIDATE_OR_GOTO (frame, err); + VALIDATE_OR_GOTO (this, err); + VALIDATE_OR_GOTO (loc, err); + VALIDATE_OR_GOTO (loc->path, err); + VALIDATE_OR_GOTO (loc->inode, err); + + priv = this->private; + trav = this->children; + + /* Initialization */ + local = GF_CALLOC (1, sizeof (stripe_local_t), + gf_stripe_mt_stripe_local_t); + if (!local) { + op_errno = ENOMEM; + goto err; + } + local->op_ret = -1; + frame->local = local; + loc_copy (&local->loc, loc); + + + if (name && (strcmp (GF_XATTR_MARKER_KEY, name) == 0) + && (-1 == frame->root->pid)) { + local->marker.call_count = priv->child_count; + + sub_volumes = alloca ( priv->child_count * + sizeof (xlator_t *)); + for (i = 0, trav = this->children; trav ; + trav = trav->next, i++) { + + *(sub_volumes + i) = trav->xlator; + + } + + if (cluster_getmarkerattr (frame, this, loc, name, + local, stripe_getxattr_unwind, + sub_volumes, priv->child_count, + MARKER_UUID_TYPE, priv->vol_uuid)) { + op_errno = EINVAL; + goto err; + } + + return 0; + } + + if (*priv->vol_uuid) { + if ((match_uuid_local (name, priv->vol_uuid) == 0) + && (-1 == frame->root->pid)) { + local->marker.call_count = priv->child_count; + + sub_volumes = alloca ( priv->child_count * + sizeof (xlator_t *)); + for (i = 0, trav = this->children; trav ; + trav = trav->next, i++) { + + *(sub_volumes + i) = trav->xlator; + + } + + if (cluster_getmarkerattr (frame, this, loc, name, + local, stripe_getxattr_unwind, + sub_volumes, + priv->child_count, + MARKER_XTIME_TYPE, + priv->vol_uuid)) { + op_errno = EINVAL; + goto err; + } + return 0; + } + } + + + STACK_WIND (frame, default_getxattr_cbk, FIRST_CHILD(this), + FIRST_CHILD(this)->fops->getxattr, loc, name); + + return 0; + +err: + STACK_UNWIND_STRICT (getxattr, frame, -1, op_errno, NULL); + return 0; +} + + struct xlator_fops fops = { .stat = stripe_stat, @@ -3967,6 +4073,8 @@ struct xlator_fops fops = { .fsetattr = stripe_fsetattr, .lookup = stripe_lookup, .mknod = stripe_mknod, + + .getxattr = stripe_getxattr, }; struct xlator_cbks cbks = { diff --git a/xlators/cluster/stripe/src/stripe.h b/xlators/cluster/stripe/src/stripe.h index 6199c006100..86555144f6d 100644 --- a/xlators/cluster/stripe/src/stripe.h +++ b/xlators/cluster/stripe/src/stripe.h @@ -33,6 +33,7 @@ #include "compat.h" #include "compat-errno.h" #include "stripe-mem-types.h" +#include "libxlator.h" #include <fnmatch.h> #include <signal.h> @@ -84,6 +85,7 @@ struct stripe_private { int8_t child_count; int8_t *state; /* Current state of child node */ gf_boolean_t xattr_supported; /* default yes */ + char vol_uuid[UUID_SIZE + 1]; }; /** @@ -163,6 +165,8 @@ struct stripe_local { /* For File I/O fops */ dict_t *dict; + struct marker_str marker; + /* General usage */ off_t offset; off_t stripe_size; @@ -180,4 +184,5 @@ struct stripe_local { typedef struct stripe_local stripe_local_t; typedef struct stripe_private stripe_private_t; + #endif /* _STRIPE_H_ */ |