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-rw-r--r--extras/group-virt.example24
1 files changed, 24 insertions, 0 deletions
diff --git a/extras/group-virt.example b/extras/group-virt.example
new file mode 100644
index 00000000000..cc37c98a25c
--- /dev/null
+++ b/extras/group-virt.example
@@ -0,0 +1,24 @@
+performance.quick-read=off
+performance.read-ahead=off
+performance.io-cache=off
+performance.low-prio-threads=32
+network.remote-dio=disable
+performance.strict-o-direct=on
+cluster.eager-lock=enable
+cluster.quorum-type=auto
+cluster.server-quorum-type=server
+cluster.data-self-heal-algorithm=full
+cluster.locking-scheme=granular
+cluster.shd-max-threads=8
+cluster.shd-wait-qlength=10000
+features.shard=on
+user.cifs=off
+cluster.choose-local=off
+client.event-threads=4
+server.event-threads=4
+performance.client-io-threads=on
+network.ping-timeout=20
+server.tcp-user-timeout=20
+server.keepalive-time=10
+server.keepalive-interval=2
+server.keepalive-count=5
generated by cgit (git 2.34.1) at 2026-01-06 12:48:23 +0000
"
+struct _inode_table;
+typedef struct _inode_table inode_table_t;
+
+struct _inode;
+typedef struct _inode inode_t;
+
+struct _dentry;
+typedef struct _dentry dentry_t;
+
+#include "glusterfs/list.h"
+#include "glusterfs/iatt.h"
+#include "glusterfs/compat-uuid.h"
+#include "glusterfs/fd.h"
+
+struct _inode_table {
+ pthread_mutex_t lock;
+ size_t hashsize; /* bucket size of inode hash and dentry hash */
+ char *name; /* name of the inode table, just for gf_log() */
+ inode_t *root; /* root directory inode, with number 1 */
+ xlator_t *xl; /* xlator to be called to do purge */
+ uint32_t lru_limit; /* maximum LRU cache size */
+ struct list_head *inode_hash; /* buckets for inode hash table */
+ struct list_head *name_hash; /* buckets for dentry hash table */
+ struct list_head active; /* list of inodes currently active (in an fop) */
+ uint32_t active_size; /* count of inodes in active list */
+ struct list_head lru; /* list of inodes recently used.
+ lru.next most recent */
+ uint32_t lru_size; /* count of inodes in lru list */
+ struct list_head purge; /* list of inodes to be purged soon */
+ uint32_t purge_size; /* count of inodes in purge list */
+
+ struct mem_pool *inode_pool; /* memory pool for inodes */
+ struct mem_pool *dentry_pool; /* memory pool for dentrys */
+ struct mem_pool *fd_mem_pool; /* memory pool for fd_t */
+ int ctxcount; /* number of slots in inode->ctx */
+
+ /* This is required for 'invalidation' when 'nlookup' would be used,
+ specially in case of fuse-bridge */
+ int32_t (*invalidator_fn)(xlator_t *, inode_t *);
+ xlator_t *invalidator_xl;
+ struct list_head invalidate; /* inodes which are in invalidation queue */
+ uint32_t invalidate_size; /* count of inodes in invalidation list */
+
+ /* flag to indicate whether the cleanup of the inode
+ table started or not */
+ gf_boolean_t cleanup_started;
+};
+
+struct _dentry {
+ struct list_head inode_list; /* list of dentries of inode */
+ struct list_head hash; /* hash table pointers */
+ inode_t *inode; /* inode of this directory entry */
+ char *name; /* name of the directory entry */
+ inode_t *parent; /* directory of the entry */
+};
+
+struct _inode_ctx {
+ union {
+ uint64_t key;
+ xlator_t *xl_key;
+ };
+ /* if value1 is 0, then field is not set.. */
+ union {
+ uint64_t value1;
+ void *ptr1;
+ };
+ /* if value2 is 0, then field is not set.. */
+ union {
+ uint64_t value2;
+ void *ptr2;
+ };
+ int ref; /* This is for debugging inode ref leaks,
+ basically helps in identifying the xlator
+ causing th ref leak, it is printed in
+ statedump */
+};
+
+struct _inode {
+ inode_table_t *table; /* the table this inode belongs to */
+ uuid_t gfid;
+ gf_lock_t lock;
+ gf_atomic_t nlookup;
+ uint32_t fd_count; /* Open fd count */
+ uint32_t active_fd_count; /* Active open fd count */
+ uint32_t ref; /* reference count on this inode */
+ ia_type_t ia_type; /* what kind of file */
+ struct list_head fd_list; /* list of open files on this inode */
+ struct list_head dentry_list; /* list of directory entries for this inode */
+ struct list_head hash; /* hash table pointers */
+ struct list_head list; /* active/lru/purge */
+
+ struct _inode_ctx *_ctx; /* replacement for dict_t *(inode->ctx) */
+ bool in_invalidate_list; /* Set if inode is in table invalidate list */
+ bool invalidate_sent; /* Set it if invalidator_fn is called for inode */
+};
+
+#define UUID0_STR "00000000-0000-0000-0000-000000000000"
+#define GFID_STR_PFX "<gfid:" UUID0_STR ">"
+#define GFID_STR_PFX_LEN (sizeof(GFID_STR_PFX) - 1)
+
+inode_table_t *
+inode_table_new(uint32_t lru_limit, xlator_t *xl);
+
+inode_table_t *
+inode_table_with_invalidator(uint32_t lru_limit, xlator_t *xl,
+ int32_t (*invalidator_fn)(xlator_t *, inode_t *),
+ xlator_t *invalidator_xl);
+
+void
+inode_table_destroy_all(glusterfs_ctx_t *ctx);
+
+void
+inode_table_destroy(inode_table_t *inode_table);
+
+inode_t *
+inode_new(inode_table_t *table);
+
+inode_t *
+inode_link(inode_t *inode, inode_t *parent, const char *name,
+ struct iatt *stbuf);
+
+void
+inode_unlink(inode_t *inode, inode_t *parent, const char *name);
+
+inode_t *
+inode_parent(inode_t *inode, uuid_t pargfid, const char *name);
+
+inode_t *
+inode_ref(inode_t *inode);
+
+inode_t *
+inode_unref(inode_t *inode);
+
+int
+inode_lookup(inode_t *inode);
+
+int
+inode_forget(inode_t *inode, uint64_t nlookup);
+int
+inode_forget_with_unref(inode_t *inode, uint64_t nlookup);
+
+int
+inode_ref_reduce_by_n(inode_t *inode, uint64_t nref);
+
+int
+inode_invalidate(inode_t *inode);
+
+int
+inode_rename(inode_table_t *table, inode_t *olddir, const char *oldname,
+ inode_t *newdir, const char *newname, inode_t *inode,
+ struct iatt *stbuf);
+
+inode_t *
+inode_grep(inode_table_t *table, inode_t *parent, const char *name);
+
+int
+inode_grep_for_gfid(inode_table_t *table, inode_t *parent, const char *name,
+ uuid_t gfid, ia_type_t *type);
+
+inode_t *
+inode_find(inode_table_t *table, uuid_t gfid);
+
+int
+inode_path(inode_t *inode, const char *name, char **bufp);
+
+int
+__inode_path(inode_t *inode, const char *name, char **bufp);
+
+inode_t *
+inode_from_path(inode_table_t *table, const char *path);
+
+inode_t *
+inode_resolve(inode_table_t *table, char *path);
+
+/* deal with inode ctx's both values */
+
+int
+inode_ctx_set2(inode_t *inode, xlator_t *xlator, uint64_t *value1,
+ uint64_t *value2);
+int
+__inode_ctx_set2(inode_t *inode, xlator_t *xlator, uint64_t *value1,
+ uint64_t *value2);
+
+int
+inode_ctx_get2(inode_t *inode, xlator_t *xlator, uint64_t *value1,
+ uint64_t *value2);
+int
+__inode_ctx_get2(inode_t *inode, xlator_t *xlator, uint64_t *value1,
+ uint64_t *value2);
+
+int
+inode_ctx_del2(inode_t *inode, xlator_t *xlator, uint64_t *value1,
+ uint64_t *value2);
+
+int
+inode_ctx_reset2(inode_t *inode, xlator_t *xlator, uint64_t *value1,
+ uint64_t *value2);
+
+/* deal with inode ctx's 1st value */
+
+int
+inode_ctx_set0(inode_t *inode, xlator_t *xlator, uint64_t *value1);
+
+int
+__inode_ctx_set0(inode_t *inode, xlator_t *xlator, uint64_t *value1);
+
+int
+inode_ctx_get0(inode_t *inode, xlator_t *xlator, uint64_t *value1);
+int
+__inode_ctx_get0(inode_t *inode, xlator_t *xlator, uint64_t *value1);
+
+int
+inode_ctx_reset0(inode_t *inode, xlator_t *xlator, uint64_t *value1);
+
+/* deal with inode ctx's 2st value */
+
+int
+inode_ctx_set1(inode_t *inode, xlator_t *xlator, uint64_t *value2);
+
+int
+__inode_ctx_set1(inode_t *inode, xlator_t *xlator, uint64_t *value2);
+
+int
+inode_ctx_get1(inode_t *inode, xlator_t *xlator, uint64_t *value2);
+int
+__inode_ctx_get1(inode_t *inode, xlator_t *xlator, uint64_t *value2);
+
+int
+inode_ctx_reset1(inode_t *inode, xlator_t *xlator, uint64_t *value2);