summaryrefslogtreecommitdiffstats
path: root/api
diff options
context:
space:
mode:
Diffstat (limited to 'api')
-rw-r--r--api/src/gfapi-messages.h1
-rw-r--r--api/src/glfs-fops.c74
-rw-r--r--api/src/glfs-handleops.c36
-rw-r--r--api/src/glfs-internal.h18
-rw-r--r--api/src/glfs.c2
5 files changed, 96 insertions, 35 deletions
diff --git a/api/src/gfapi-messages.h b/api/src/gfapi-messages.h
index d7cfd8371e6..2c59af24113 100644
--- a/api/src/gfapi-messages.h
+++ b/api/src/gfapi-messages.h
@@ -96,6 +96,7 @@
#define API_MSG_VOLFILE_INFO (GLFS_GFAPI_BASE + 43)
#define API_MSG_VOLFILE_CONNECTING (GLFS_GFAPI_BASE + 44)
#define API_MSG_NEW_GRAPH (GLFS_GFAPI_BASE + 45)
+#define API_MSG_ALLOC_FAILED (GLFS_GFAPI_BASE + 46)
/*------------*/
#define glfs_msg_end_x GLFS_MSGID_END, "Invalid: End of messages"
diff --git a/api/src/glfs-fops.c b/api/src/glfs-fops.c
index de5be43f435..ae7bb087af5 100644
--- a/api/src/glfs-fops.c
+++ b/api/src/glfs-fops.c
@@ -14,6 +14,7 @@
#include "glfs-mem-types.h"
#include "syncop.h"
#include "glfs.h"
+#include "gfapi-messages.h"
#include "compat-errno.h"
#include <limits.h>
#include "glusterfs3.h"
@@ -26,6 +27,48 @@
#define READDIRBUF_SIZE (sizeof(struct dirent) + GF_NAME_MAX + 1)
+/*
+ * This routine is called when an upcall event of type
+ * 'GF_UPCALL_CACHE_INVALIDATION' is received.
+ * It makes a copy of the contents of the upcall cache-invalidation
+ * data received into an entry which is stored in the upcall list
+ * maintained by gfapi.
+ */
+int
+glfs_get_upcall_cache_invalidation (struct gf_upcall *to_up_data,
+ struct gf_upcall *from_up_data)
+{
+
+ struct gf_upcall_cache_invalidation *ca_data = NULL;
+ struct gf_upcall_cache_invalidation *f_ca_data = NULL;
+ int ret = -1;
+
+ GF_VALIDATE_OR_GOTO (THIS->name, to_up_data, out);
+ GF_VALIDATE_OR_GOTO (THIS->name, from_up_data, out);
+
+ f_ca_data = from_up_data->data;
+ GF_VALIDATE_OR_GOTO (THIS->name, f_ca_data, out);
+
+ ca_data = GF_CALLOC (1, sizeof(*ca_data),
+ glfs_mt_upcall_entry_t);
+
+ if (!ca_data) {
+ gf_msg (THIS->name, GF_LOG_ERROR, errno,
+ API_MSG_ALLOC_FAILED,
+ "Upcall entry allocation failed.");
+ goto out;
+ }
+
+ to_up_data->data = ca_data;
+
+ ca_data->flags = f_ca_data->flags;
+ ca_data->expire_time_attr = f_ca_data->expire_time_attr;
+
+ ret = 0;
+out:
+ return ret;
+}
+
int
glfs_loc_link (loc_t *loc, struct iatt *iatt)
{
@@ -3493,7 +3536,6 @@ void
priv_glfs_process_upcall_event (struct glfs *fs, void *data)
{
int ret = -1;
- inode_t *inode = NULL;
uuid_t gfid;
upcall_entry *u_list = NULL;
glusterfs_ctx_t *ctx = NULL;
@@ -3523,12 +3565,12 @@ priv_glfs_process_upcall_event (struct glfs *fs, void *data)
}
pthread_mutex_unlock (&fs->mutex);
+
upcall_data = (struct gf_upcall *)data;
- gf_log (THIS->name, GF_LOG_DEBUG, "Upcall gfapi gfid = %s"
+ gf_log (THIS->name, GF_LOG_TRACE, "Upcall gfapi gfid = %s"
"ret = %d", (char *)(upcall_data->gfid), ret);
- memcpy(gfid, (char *)(upcall_data->gfid), 16);
u_list = GF_CALLOC (1, sizeof(*u_list),
glfs_mt_upcall_entry_t);
@@ -3540,10 +3582,24 @@ priv_glfs_process_upcall_event (struct glfs *fs, void *data)
INIT_LIST_HEAD (&u_list->upcall_list);
- gf_uuid_copy (u_list->gfid, gfid);
- u_list->event_type = upcall_data->event_type;
- u_list->flags = (uint32_t)(upcall_data->flags);
- u_list->expire_time_attr = upcall_data->expire_time_attr;
+ gf_uuid_copy (u_list->upcall_data.gfid, upcall_data->gfid);
+ u_list->upcall_data.event_type = upcall_data->event_type;
+
+ switch (upcall_data->event_type) {
+ case GF_UPCALL_CACHE_INVALIDATION:
+ ret = glfs_get_upcall_cache_invalidation (&u_list->upcall_data,
+ upcall_data);
+ break;
+ default:
+ goto out;
+ }
+
+ if (ret) {
+ gf_msg (THIS->name, GF_LOG_ERROR, errno,
+ API_MSG_INVALID_ENTRY,
+ "Upcall entry validation failed.");
+ goto out;
+ }
pthread_mutex_lock (&fs->upcall_list_mutex);
{
@@ -3557,7 +3613,11 @@ priv_glfs_process_upcall_event (struct glfs *fs, void *data)
fs->pin_refcnt--;
}
pthread_mutex_unlock (&fs->mutex);
+
+ ret = 0;
out:
+ if (ret && u_list)
+ GF_FREE(u_list);
return;
}
diff --git a/api/src/glfs-handleops.c b/api/src/glfs-handleops.c
index ee8ea626c51..b3f65e05fef 100644
--- a/api/src/glfs-handleops.c
+++ b/api/src/glfs-handleops.c
@@ -1641,15 +1641,17 @@ GFAPI_SYMVER_PUBLIC_DEFAULT(glfs_h_rename, 3.4.2);
int
pub_glfs_h_poll_upcall (struct glfs *fs, struct callback_arg *up_arg)
{
- struct glfs_object *object = NULL;
- uuid_t gfid;
- upcall_entry *u_list = NULL;
- upcall_entry *tmp = NULL;
- xlator_t *subvol = NULL;
- int found = 0;
- int reason = 0;
- glusterfs_ctx_t *ctx = NULL;
- int ret = -1;
+ struct glfs_object *object = NULL;
+ uuid_t gfid;
+ upcall_entry *u_list = NULL;
+ upcall_entry *tmp = NULL;
+ xlator_t *subvol = NULL;
+ int found = 0;
+ int reason = 0;
+ glusterfs_ctx_t *ctx = NULL;
+ int ret = -1;
+ struct gf_upcall *upcall_data = NULL;
+ struct gf_upcall_cache_invalidation *ca_data = NULL;
if (!fs || !up_arg) {
errno = EINVAL;
@@ -1689,7 +1691,7 @@ pub_glfs_h_poll_upcall (struct glfs *fs, struct callback_arg *up_arg)
list_for_each_entry_safe (u_list, tmp,
&fs->upcall_list,
upcall_list) {
- gf_uuid_copy (gfid, u_list->gfid);
+ gf_uuid_copy (gfid, u_list->upcall_data.gfid);
found = 1;
break;
}
@@ -1707,12 +1709,19 @@ pub_glfs_h_poll_upcall (struct glfs *fs, struct callback_arg *up_arg)
goto out;
}
- switch (u_list->event_type) {
- case CACHE_INVALIDATION:
+ upcall_data = &u_list->upcall_data;
+
+ switch (upcall_data->event_type) {
+ case GF_UPCALL_CACHE_INVALIDATION:
/* XXX: Need to revisit this to support
* GFAPI_INODE_UPDATE if required.
*/
+ ca_data = upcall_data->data;
+ GF_VALIDATE_OR_GOTO ("glfs_h_poll_upcall",
+ ca_data, out);
reason = GFAPI_INODE_INVALIDATE;
+ up_arg->flags = ca_data->flags;
+ up_arg->expire_time_attr = ca_data->expire_time_attr;
break;
default:
break;
@@ -1720,10 +1729,9 @@ pub_glfs_h_poll_upcall (struct glfs *fs, struct callback_arg *up_arg)
up_arg->object = object;
up_arg->reason = reason;
- up_arg->flags = u_list->flags;
- up_arg->expire_time_attr = u_list->expire_time_attr;
list_del_init (&u_list->upcall_list);
+ GF_FREE (u_list->upcall_data.data);
GF_FREE (u_list);
}
diff --git a/api/src/glfs-internal.h b/api/src/glfs-internal.h
index faa53dd3225..20fbb5c3201 100644
--- a/api/src/glfs-internal.h
+++ b/api/src/glfs-internal.h
@@ -13,6 +13,7 @@
#define _GLFS_INTERNAL_H
#include "xlator.h"
+#include "glusterfs.h"
#define GLFS_SYMLINK_MAX_FOLLOW 2048
@@ -108,22 +109,9 @@
struct glfs;
-/* This enum should be in sync with
- * 'upcall_event_type' declared in
- * 'xlators/features/upcall/src/upcall.h'
- */
-enum upcall_event_type_t {
- EVENT_NULL,
- CACHE_INVALIDATION,
-};
-typedef enum upcall_event_type_t upcall_event_type;
-
struct _upcall_entry_t {
struct list_head upcall_list;
- uuid_t gfid;
- upcall_event_type event_type;
- uint32_t flags;
- uint32_t expire_time_attr;
+ struct gf_upcall upcall_data;
};
typedef struct _upcall_entry_t upcall_entry;
@@ -345,5 +333,7 @@ struct glfs *glfs_new_from_ctx (glusterfs_ctx_t *ctx)
void glfs_free_from_ctx (struct glfs *fs)
GFAPI_PRIVATE(glfs_free_from_ctx, 3.7.0);
+int glfs_get_upcall_cache_invalidation (struct gf_upcall *to_up_data,
+ struct gf_upcall *from_up_data);
#endif /* !_GLFS_INTERNAL_H */
diff --git a/api/src/glfs.c b/api/src/glfs.c
index 12ca751e34d..23377f651d1 100644
--- a/api/src/glfs.c
+++ b/api/src/glfs.c
@@ -709,6 +709,8 @@ priv_glfs_free_from_ctx (struct glfs *fs)
&fs->upcall_list,
upcall_list) {
list_del_init (&u_list->upcall_list);
+ GF_FREE (u_list->upcall_data.data);
+ GF_FREE (u_list);
}
(void) pthread_mutex_destroy (&fs->upcall_list_mutex);
generated by cgit (git 2.34.1) at 2024-11-16 23:24:01 +0000