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authorAmar Tumballi <amarts@redhat.com>2018-09-12 18:35:59 +0530
committerAmar Tumballi <amarts@redhat.com>2018-09-12 18:36:20 +0530
commitd9475b8d06ca184b5305575e5f04490604f8ca2c (patch)
tree45aa04fb375e74377562d32ad2e5915fc40ecbcc
parente16868dede6455cab644805af6fe1ac312775e13 (diff)
template files: revert clang
Change-Id: If3925191d23afe83cbbdbc3cf0554c0a9c76d043 updates: bz#1564149 Signed-off-by: Amar Tumballi <amarts@redhat.com>
-rw-r--r--xlators/experimental/fdl/src/dump-tmpl.c223
-rw-r--r--xlators/experimental/fdl/src/fdl-tmpl.c788
-rw-r--r--xlators/experimental/fdl/src/recon-tmpl.c423
-rw-r--r--xlators/experimental/jbr-client/src/fop-template.c171
-rw-r--r--xlators/experimental/jbr-server/src/all-templates.c824
5 files changed, 1260 insertions, 1169 deletions
diff --git a/xlators/experimental/fdl/src/dump-tmpl.c b/xlators/experimental/fdl/src/dump-tmpl.c
index d19f658..32b0fef 100644
--- a/xlators/experimental/fdl/src/dump-tmpl.c
+++ b/xlators/experimental/fdl/src/dump-tmpl.c
@@ -14,140 +14,150 @@
* Returns 0 if the string is ASCII printable *
* and -1 if it's not ASCII printable *
*/
-int
-str_isprint(char *s)
+int str_isprint (char *s)
{
- int ret = -1;
+ int ret = -1;
- if (!s)
- goto out;
+ if (!s)
+ goto out;
- while (s[0] != '\0') {
- if (!isprint(s[0]))
- goto out;
- else
- s++;
- }
+ while (s[0] != '\0') {
+ if (!isprint(s[0]))
+ goto out;
+ else
+ s++;
+ }
- ret = 0;
+ ret = 0;
out:
- return ret;
+ return ret;
}
#pragma fragment DICT
-{
- int key_len, data_len;
- char *key_ptr;
- char *key_val;
- printf("@ARGNAME@ = dict {\n");
- for (;;) {
- key_len = *((int *)new_meta);
- new_meta += sizeof(int);
- if (!key_len) {
- break;
+ {
+ int key_len, data_len;
+ char *key_ptr;
+ char *key_val;
+ printf ("@ARGNAME@ = dict {\n");
+ for (;;) {
+ key_len = *((int *)new_meta);
+ new_meta += sizeof(int);
+ if (!key_len) {
+ break;
+ }
+ key_ptr = new_meta;
+ new_meta += key_len;
+ data_len = *((int *)new_meta);
+ key_val = new_meta + sizeof(int);
+ new_meta += sizeof(int) + data_len;
+ if (str_isprint(key_val))
+ printf (" %s = <%d bytes>\n",
+ key_ptr, data_len);
+ else
+ printf (" %s = %s <%d bytes>\n",
+ key_ptr, key_val, data_len);
+ }
+ printf ("}\n");
}
- key_ptr = new_meta;
- new_meta += key_len;
- data_len = *((int *)new_meta);
- key_val = new_meta + sizeof(int);
- new_meta += sizeof(int) + data_len;
- if (str_isprint(key_val))
- printf(" %s = <%d bytes>\n", key_ptr, data_len);
- else
- printf(" %s = %s <%d bytes>\n", key_ptr, key_val, data_len);
- }
- printf("}\n");
-}
#pragma fragment DOUBLE
-printf("@ARGNAME@ = @FORMAT@\n", *((uint64_t *)new_meta),
- *((uint64_t *)new_meta));
-new_meta += sizeof(uint64_t);
+ printf ("@ARGNAME@ = @FORMAT@\n", *((uint64_t *)new_meta),
+ *((uint64_t *)new_meta));
+ new_meta += sizeof(uint64_t);
#pragma fragment GFID
-printf("@ARGNAME@ = <gfid %s>\n", uuid_utoa(*((uuid_t *)new_meta)));
-new_meta += 16;
+ printf ("@ARGNAME@ = <gfid %s>\n", uuid_utoa(*((uuid_t *)new_meta)));
+ new_meta += 16;
#pragma fragment INTEGER
-printf("@ARGNAME@ = @FORMAT@\n", *((uint32_t *)new_meta),
- *((uint32_t *)new_meta));
-new_meta += sizeof(uint32_t);
+ printf ("@ARGNAME@ = @FORMAT@\n", *((uint32_t *)new_meta),
+ *((uint32_t *)new_meta));
+ new_meta += sizeof(uint32_t);
#pragma fragment LOC
-printf("@ARGNAME@ = loc {\n");
-printf(" gfid = %s\n", uuid_utoa(*((uuid_t *)new_meta)));
-new_meta += 16;
-printf(" pargfid = %s\n", uuid_utoa(*((uuid_t *)new_meta)));
-new_meta += 16;
-if (*(new_meta++)) {
- printf(" name = %s\n", new_meta);
- new_meta += (strlen(new_meta) + 1);
-}
-printf("}\n");
+ printf ("@ARGNAME@ = loc {\n");
+ printf (" gfid = %s\n", uuid_utoa(*((uuid_t *)new_meta)));
+ new_meta += 16;
+ printf (" pargfid = %s\n", uuid_utoa(*((uuid_t *)new_meta)));
+ new_meta += 16;
+ if (*(new_meta++)) {
+ printf (" name = %s\n", new_meta);
+ new_meta += (strlen(new_meta) + 1);
+ }
+ printf ("}\n");
#pragma fragment STRING
-if (*(new_meta++)) {
- printf("@ARGNAME@ = %s\n", new_meta);
- new_meta += (strlen(new_meta) + 1);
-}
+ if (*(new_meta++)) {
+ printf ("@ARGNAME@ = %s\n", new_meta);
+ new_meta += (strlen(new_meta) + 1);
+ }
#pragma fragment VECTOR
-{
- size_t len = *((size_t *)new_meta);
- new_meta += sizeof(len);
- printf("@ARGNAME@ = <%zu bytes>\n", len);
- new_data += len;
-}
+ {
+ size_t len = *((size_t *)new_meta);
+ new_meta += sizeof(len);
+ printf ("@ARGNAME@ = <%zu bytes>\n", len);
+ new_data += len;
+ }
#pragma fragment IATT
-{
- ia_prot_t *myprot = ((ia_prot_t *)new_meta);
- printf("@ARGNAME@ = iatt {\n");
- printf(" ia_prot = %c%c%c", myprot->suid ? 'S' : '-',
- myprot->sgid ? 'S' : '-', myprot->sticky ? 'T' : '-');
- printf("%c%c%c", myprot->owner.read ? 'r' : '-',
- myprot->owner.write ? 'w' : '-', myprot->owner.exec ? 'x' : '-');
- printf("%c%c%c", myprot->group.read ? 'r' : '-',
- myprot->group.write ? 'w' : '-', myprot->group.exec ? 'x' : '-');
- printf("%c%c%c\n", myprot->other.read ? 'r' : '-',
- myprot->other.write ? 'w' : '-', myprot->other.exec ? 'x' : '-');
- new_meta += sizeof(ia_prot_t);
- uint32_t *myints = (uint32_t *)new_meta;
- printf(" ia_uid = %u\n", myints[0]);
- printf(" ia_gid = %u\n", myints[1]);
- printf(" ia_atime = %u.%09u\n", myints[2], myints[3]);
- printf(" ia_mtime = %u.%09u\n", myints[4], myints[5]);
- new_meta += sizeof(*myints) * 6;
-}
+ {
+ ia_prot_t *myprot = ((ia_prot_t *)new_meta);
+ printf ("@ARGNAME@ = iatt {\n");
+ printf (" ia_prot = %c%c%c",
+ myprot->suid ? 'S' : '-',
+ myprot->sgid ? 'S' : '-',
+ myprot->sticky ? 'T' : '-');
+ printf ("%c%c%c",
+ myprot->owner.read ? 'r' : '-',
+ myprot->owner.write ? 'w' : '-',
+ myprot->owner.exec ? 'x' : '-');
+ printf ("%c%c%c",
+ myprot->group.read ? 'r' : '-',
+ myprot->group.write ? 'w' : '-',
+ myprot->group.exec ? 'x' : '-');
+ printf ("%c%c%c\n",
+ myprot->other.read ? 'r' : '-',
+ myprot->other.write ? 'w' : '-',
+ myprot->other.exec ? 'x' : '-');
+ new_meta += sizeof(ia_prot_t);
+ uint32_t *myints = (uint32_t *)new_meta;
+ printf (" ia_uid = %u\n", myints[0]);
+ printf (" ia_gid = %u\n", myints[1]);
+ printf (" ia_atime = %u.%09u\n", myints[2], myints[3]);
+ printf (" ia_mtime = %u.%09u\n", myints[4], myints[5]);
+ new_meta += sizeof(*myints) * 6;
+ }
#pragma fragment FOP
-void fdl_dump_ @NAME @(char **old_meta, char **old_data)
+void
+fdl_dump_@NAME@ (char **old_meta, char **old_data)
{
- char *new_meta = *old_meta;
- char *new_data = *old_data;
+ char *new_meta = *old_meta;
+ char *new_data = *old_data;
- /* TBD: word size/endianness */
- @FUNCTION_BODY @
+ /* TBD: word size/endianness */
+@FUNCTION_BODY@
*old_meta = new_meta;
- *old_data = new_data;
+ *old_data = new_data;
}
#pragma fragment CASE
-case GF_FOP_ @UPNAME @:
- printf("=== GF_FOP_@UPNAME@\n");
- fdl_dump_ @NAME @(&new_meta, &new_data);
- break;
+ case GF_FOP_@UPNAME@:
+ printf ("=== GF_FOP_@UPNAME@\n");
+ fdl_dump_@NAME@ (&new_meta, &new_data);
+ break;
#pragma fragment EPILOG
- int
- fdl_dump(char **old_meta, char **old_data)
- {
- char *new_meta = *old_meta;
- char *new_data = *old_data;
- static glfs_t *fs = NULL;
- int recognized = 1;
- event_header_t *eh;
+int
+fdl_dump (char **old_meta, char **old_data)
+{
+ char *new_meta = *old_meta;
+ char *new_data = *old_data;
+ static glfs_t *fs = NULL;
+ int recognized = 1;
+ event_header_t *eh;
/*
* We don't really call anything else in GFAPI, but this is the most
@@ -155,22 +165,23 @@ case GF_FOP_ @UPNAME @:
* or glusterfsd initialize (e.g. setting up THIS).
*/
if (!fs) {
- fs = glfs_new("dummy");
+ fs = glfs_new ("dummy");
}
eh = (event_header_t *)new_meta;
- new_meta += sizeof(*eh);
+ new_meta += sizeof (*eh);
/* TBD: check event_type instead of assuming NEW_REQUEST */
switch (eh->fop_type) {
- @SWITCH_BODY @
+@SWITCH_BODY@
- default : printf("unknown fop %u\n", eh->fop_type);
- recognized = 0;
+ default:
+ printf ("unknown fop %u\n", eh->fop_type);
+ recognized = 0;
}
*old_meta = new_meta;
*old_data = new_data;
return recognized;
- }
+}
diff --git a/xlators/experimental/fdl/src/fdl-tmpl.c b/xlators/experimental/fdl/src/fdl-tmpl.c
index 7388b83..145dad7 100644
--- a/xlators/experimental/fdl/src/fdl-tmpl.c
+++ b/xlators/experimental/fdl/src/fdl-tmpl.c
@@ -24,489 +24,513 @@
#include "fdl.h"
/* TBD: make tunable */
-#define META_FILE_SIZE (1 << 20)
-#define DATA_FILE_SIZE (1 << 24)
+#define META_FILE_SIZE (1 << 20)
+#define DATA_FILE_SIZE (1 << 24)
-enum gf_fdl { gf_fdl_mt_fdl_private_t = gf_common_mt_end + 1, gf_fdl_mt_end };
+enum gf_fdl {
+ gf_fdl_mt_fdl_private_t = gf_common_mt_end + 1,
+ gf_fdl_mt_end
+};
typedef struct {
- char *type;
- off_t size;
- char *path;
- int fd;
- void *ptr;
- off_t max_offset;
+ char *type;
+ off_t size;
+ char *path;
+ int fd;
+ void * ptr;
+ off_t max_offset;
} log_obj_t;
typedef struct {
- struct list_head reqs;
- pthread_mutex_t req_lock;
- pthread_cond_t req_cond;
- char *log_dir;
- pthread_t worker;
- gf_boolean_t should_stop;
- gf_boolean_t change_term;
- log_obj_t meta_log;
- log_obj_t data_log;
- int term;
- int first_term;
+ struct list_head reqs;
+ pthread_mutex_t req_lock;
+ pthread_cond_t req_cond;
+ char *log_dir;
+ pthread_t worker;
+ gf_boolean_t should_stop;
+ gf_boolean_t change_term;
+ log_obj_t meta_log;
+ log_obj_t data_log;
+ int term;
+ int first_term;
} fdl_private_t;
int32_t
-fdl_ipc(call_frame_t *frame, xlator_t *this, int32_t op, dict_t *xdata);
+fdl_ipc (call_frame_t *frame, xlator_t *this, int32_t op, dict_t *xdata);
void
-fdl_enqueue(xlator_t *this, call_stub_t *stub)
+fdl_enqueue (xlator_t *this, call_stub_t *stub)
{
- fdl_private_t *priv = this->private;
+ fdl_private_t *priv = this->private;
- pthread_mutex_lock(&priv->req_lock);
- list_add_tail(&stub->list, &priv->reqs);
- pthread_mutex_unlock(&priv->req_lock);
+ pthread_mutex_lock (&priv->req_lock);
+ list_add_tail (&stub->list, &priv->reqs);
+ pthread_mutex_unlock (&priv->req_lock);
- pthread_cond_signal(&priv->req_cond);
+ pthread_cond_signal (&priv->req_cond);
}
#pragma generate
char *
-fdl_open_term_log(xlator_t *this, log_obj_t *obj, int term)
+fdl_open_term_log (xlator_t *this, log_obj_t *obj, int term)
{
- fdl_private_t *priv = this->private;
- int ret;
- char *ptr = NULL;
-
- /*
- * Use .jnl instead of .log so that we don't get test info (mistakenly)
- * appended to our journal files.
- */
- if (this->ctx->cmd_args.log_ident) {
- ret = gf_asprintf(&obj->path, "%s/%s-%s-%d.jnl", priv->log_dir,
- this->ctx->cmd_args.log_ident, obj->type, term);
- } else {
- ret = gf_asprintf(&obj->path, "%s/fubar-%s-%d.jnl", priv->log_dir,
- obj->type, term);
- }
- if ((ret <= 0) || !obj->path) {
- gf_log(this->name, GF_LOG_ERROR, "failed to construct log-file path");
- goto err;
- }
-
- gf_log(this->name, GF_LOG_INFO, "opening %s (size %ld)", obj->path,
- obj->size);
-
- obj->fd = open(obj->path, O_RDWR | O_CREAT | O_TRUNC, 0666);
- if (obj->fd < 0) {
- gf_log(this->name, GF_LOG_ERROR, "failed to open log file (%s)",
- strerror(errno));
- goto err;
- }
+ fdl_private_t *priv = this->private;
+ int ret;
+ char * ptr = NULL;
+
+ /*
+ * Use .jnl instead of .log so that we don't get test info (mistakenly)
+ * appended to our journal files.
+ */
+ if (this->ctx->cmd_args.log_ident) {
+ ret = gf_asprintf (&obj->path, "%s/%s-%s-%d.jnl",
+ priv->log_dir, this->ctx->cmd_args.log_ident,
+ obj->type, term);
+ }
+ else {
+ ret = gf_asprintf (&obj->path, "%s/fubar-%s-%d.jnl",
+ priv->log_dir, obj->type, term);
+ }
+ if ((ret <= 0) || !obj->path) {
+ gf_log (this->name, GF_LOG_ERROR,
+ "failed to construct log-file path");
+ goto err;
+ }
+
+ gf_log (this->name, GF_LOG_INFO, "opening %s (size %ld)",
+ obj->path, obj->size);
+
+ obj->fd = open (obj->path, O_RDWR|O_CREAT|O_TRUNC, 0666);
+ if (obj->fd < 0) {
+ gf_log (this->name, GF_LOG_ERROR,
+ "failed to open log file (%s)", strerror(errno));
+ goto err;
+ }
#if !defined(GF_BSD_HOST_OS)
- /*
- * NetBSD can just go die in a fire. Even though it claims to support
- * fallocate/posix_fallocate they don't actually *do* anything so the
- * file size remains zero. Then mmap succeeds anyway, but any access
- * to the mmap'ed region will segfault. It would be acceptable for
- * fallocate to do what it says, for mmap to fail, or for access to
- * extend the file. NetBSD managed to hit the trifecta of Getting
- * Everything Wrong, and debugging in that environment to get this far
- * has already been painful enough (systems I worked on in 1990 were
- * better that way). We'll fall through to the lseek/write method, and
- * performance will be worse, and TOO BAD.
- */
- if (sys_fallocate(obj->fd, 0, 0, obj->size) < 0)
+ /*
+ * NetBSD can just go die in a fire. Even though it claims to support
+ * fallocate/posix_fallocate they don't actually *do* anything so the
+ * file size remains zero. Then mmap succeeds anyway, but any access
+ * to the mmap'ed region will segfault. It would be acceptable for
+ * fallocate to do what it says, for mmap to fail, or for access to
+ * extend the file. NetBSD managed to hit the trifecta of Getting
+ * Everything Wrong, and debugging in that environment to get this far
+ * has already been painful enough (systems I worked on in 1990 were
+ * better that way). We'll fall through to the lseek/write method, and
+ * performance will be worse, and TOO BAD.
+ */
+ if (sys_fallocate(obj->fd,0,0,obj->size) < 0)
#endif
- {
- gf_log(this->name, GF_LOG_WARNING,
- "failed to fallocate space for log file");
- /* Have to do this the ugly page-faulty way. */
- (void)sys_lseek(obj->fd, obj->size - 1, SEEK_SET);
- (void)sys_write(obj->fd, "", 1);
- }
-
- ptr = mmap(NULL, obj->size, PROT_WRITE, MAP_SHARED, obj->fd, 0);
- if (ptr == MAP_FAILED) {
- gf_log(this->name, GF_LOG_ERROR, "failed to mmap log (%s)",
- strerror(errno));
- goto err;
- }
-
- obj->ptr = ptr;
- obj->max_offset = 0;
- return ptr;
+ {
+ gf_log (this->name, GF_LOG_WARNING,
+ "failed to fallocate space for log file");
+ /* Have to do this the ugly page-faulty way. */
+ (void) sys_lseek (obj->fd, obj->size-1, SEEK_SET);
+ (void) sys_write (obj->fd, "", 1);
+ }
+
+ ptr = mmap (NULL, obj->size, PROT_WRITE, MAP_SHARED, obj->fd, 0);
+ if (ptr == MAP_FAILED) {
+ gf_log (this->name, GF_LOG_ERROR, "failed to mmap log (%s)",
+ strerror(errno));
+ goto err;
+ }
+
+ obj->ptr = ptr;
+ obj->max_offset = 0;
+ return ptr;
err:
- if (obj->fd >= 0) {
- sys_close(obj->fd);
- obj->fd = (-1);
- }
- if (obj->path) {
- GF_FREE(obj->path);
- obj->path = NULL;
- }
- return ptr;
+ if (obj->fd >= 0) {
+ sys_close (obj->fd);
+ obj->fd = (-1);
+ }
+ if (obj->path) {
+ GF_FREE (obj->path);
+ obj->path = NULL;
+ }
+ return ptr;
}
void
-fdl_close_term_log(xlator_t *this, log_obj_t *obj)
+fdl_close_term_log (xlator_t *this, log_obj_t *obj)
{
- fdl_private_t *priv = this->private;
-
- if (obj->ptr) {
- (void)munmap(obj->ptr, obj->size);
- obj->ptr = NULL;
- }
-
- if (obj->fd >= 0) {
- gf_log(this->name, GF_LOG_INFO, "truncating term %d %s journal to %ld",
- priv->term, obj->type, obj->max_offset);
- if (sys_ftruncate(obj->fd, obj->max_offset) < 0) {
- gf_log(this->name, GF_LOG_WARNING,
- "failed to truncate journal (%s)", strerror(errno));
+ fdl_private_t *priv = this->private;
+
+ if (obj->ptr) {
+ (void) munmap (obj->ptr, obj->size);
+ obj->ptr = NULL;
+ }
+
+ if (obj->fd >= 0) {
+ gf_log (this->name, GF_LOG_INFO,
+ "truncating term %d %s journal to %ld",
+ priv->term, obj->type, obj->max_offset);
+ if (sys_ftruncate(obj->fd,obj->max_offset) < 0) {
+ gf_log (this->name, GF_LOG_WARNING,
+ "failed to truncate journal (%s)",
+ strerror(errno));
+ }
+ sys_close (obj->fd);
+ obj->fd = (-1);
+ }
+
+ if (obj->path) {
+ GF_FREE (obj->path);
+ obj->path = NULL;
}
- sys_close(obj->fd);
- obj->fd = (-1);
- }
-
- if (obj->path) {
- GF_FREE(obj->path);
- obj->path = NULL;
- }
}
gf_boolean_t
-fdl_change_term(xlator_t *this, char **meta_ptr, char **data_ptr)
+fdl_change_term (xlator_t *this, char **meta_ptr, char **data_ptr)
{
- fdl_private_t *priv = this->private;
+ fdl_private_t *priv = this->private;
- fdl_close_term_log(this, &priv->meta_log);
- fdl_close_term_log(this, &priv->data_log);
+ fdl_close_term_log (this, &priv->meta_log);
+ fdl_close_term_log (this, &priv->data_log);
- ++(priv->term);
+ ++(priv->term);
- *meta_ptr = fdl_open_term_log(this, &priv->meta_log, priv->term);
- if (!*meta_ptr) {
- return _gf_false;
- }
+ *meta_ptr = fdl_open_term_log (this, &priv->meta_log, priv->term);
+ if (!*meta_ptr) {
+ return _gf_false;
+ }
- *data_ptr = fdl_open_term_log(this, &priv->data_log, priv->term);
- if (!*data_ptr) {
- return _gf_false;
- }
+ *data_ptr = fdl_open_term_log (this, &priv->data_log, priv->term);
+ if (!*data_ptr) {
+ return _gf_false;
+ }
- return _gf_true;
+ return _gf_true;
}
void *
-fdl_worker(void *arg)
+fdl_worker (void *arg)
{
- xlator_t *this = arg;
- fdl_private_t *priv = this->private;
- call_stub_t *stub;
- char *meta_ptr = NULL;
- off_t *meta_offset = &priv->meta_log.max_offset;
- char *data_ptr = NULL;
- off_t *data_offset = &priv->data_log.max_offset;
- unsigned long base_as_ul;
- void *msync_ptr;
- size_t msync_len;
- gf_boolean_t recycle;
- void *err_label = &&err_unlocked;
-
- priv->meta_log.type = "meta";
- priv->meta_log.size = META_FILE_SIZE;
- priv->meta_log.path = NULL;
- priv->meta_log.fd = (-1);
- priv->meta_log.ptr = NULL;
-
- priv->data_log.type = "data";
- priv->data_log.size = DATA_FILE_SIZE;
- priv->data_log.path = NULL;
- priv->data_log.fd = (-1);
- priv->data_log.ptr = NULL;
-
- /* TBD: initial term should come from persistent storage (e.g. etcd) */
- priv->first_term = ++(priv->term);
- meta_ptr = fdl_open_term_log(this, &priv->meta_log, priv->term);
- if (!meta_ptr) {
- goto *err_label;
- }
- data_ptr = fdl_open_term_log(this, &priv->data_log, priv->term);
- if (!data_ptr) {
- fdl_close_term_log(this, &priv->meta_log);
- goto *err_label;
- }
-
- for (;;) {
- pthread_mutex_lock(&priv->req_lock);
- err_label = &&err_locked;
- while (list_empty(&priv->reqs)) {
- pthread_cond_wait(&priv->req_cond, &priv->req_lock);
- if (priv->should_stop) {
+ xlator_t *this = arg;
+ fdl_private_t *priv = this->private;
+ call_stub_t *stub;
+ char * meta_ptr = NULL;
+ off_t *meta_offset = &priv->meta_log.max_offset;
+ char * data_ptr = NULL;
+ off_t *data_offset = &priv->data_log.max_offset;
+ unsigned long base_as_ul;
+ void * msync_ptr;
+ size_t msync_len;
+ gf_boolean_t recycle;
+ void *err_label = &&err_unlocked;
+
+ priv->meta_log.type = "meta";
+ priv->meta_log.size = META_FILE_SIZE;
+ priv->meta_log.path = NULL;
+ priv->meta_log.fd = (-1);
+ priv->meta_log.ptr = NULL;
+
+ priv->data_log.type = "data";
+ priv->data_log.size = DATA_FILE_SIZE;
+ priv->data_log.path = NULL;
+ priv->data_log.fd = (-1);
+ priv->data_log.ptr = NULL;
+
+ /* TBD: initial term should come from persistent storage (e.g. etcd) */
+ priv->first_term = ++(priv->term);
+ meta_ptr = fdl_open_term_log (this, &priv->meta_log, priv->term);
+ if (!meta_ptr) {
goto *err_label;
- }
- if (priv->change_term) {
- if (!fdl_change_term(this, &meta_ptr, &data_ptr)) {
- goto *err_label;
- }
- priv->change_term = _gf_false;
- continue;
- }
- }
- stub = list_entry(priv->reqs.next, call_stub_t, list);
- list_del_init(&stub->list);
- pthread_mutex_unlock(&priv->req_lock);
- err_label = &&err_unlocked;
- /*
- * TBD: batch requests
- *
- * What we should do here is gather up *all* of the requests
- * that have accumulated since we were last at this point,
- * blast them all out in one big writev, and then dispatch them
- * all before coming back for more. That maximizes throughput,
- * at some cost to latency (due to queuing effects at the log
- * stage). Note that we're likely to be above io-threads, so
- * the dispatch itself will be parallelized (at further cost to
- * latency). For now, we just do the simplest thing and handle
- * one request all the way through before fetching the next.
- *
- * So, why mmap/msync instead of writev/fdatasync? Because it's
- * faster. Much faster. So much faster that I half-suspect
- * cheating, but it's more convenient for now than having to
- * ensure that everything's page-aligned for O_DIRECT (the only
- * alternative that still might avoid ridiculous levels of
- * local-FS overhead).
- *
- * TBD: check that msync really does get our data to disk.
- */
- gf_log(this->name, GF_LOG_DEBUG, "logging %u+%u bytes for op %d",
- stub->jnl_meta_len, stub->jnl_data_len, stub->fop);
- recycle = _gf_false;
- if ((*meta_offset + stub->jnl_meta_len) > priv->meta_log.size) {
- recycle = _gf_true;
}
- if ((*data_offset + stub->jnl_data_len) > priv->data_log.size) {
- recycle = _gf_true;
- }
- if (recycle && !fdl_change_term(this, &meta_ptr, &data_ptr)) {
- goto *err_label;
- }
- meta_ptr = priv->meta_log.ptr;
- data_ptr = priv->data_log.ptr;
- gf_log(this->name, GF_LOG_DEBUG, "serializing to %p/%p",
- meta_ptr + *meta_offset, data_ptr + *data_offset);
- stub->serialize(stub, meta_ptr + *meta_offset, data_ptr + *data_offset);
- if (stub->jnl_meta_len > 0) {
- base_as_ul = (unsigned long)(meta_ptr + *meta_offset);
- msync_ptr = (void *)(base_as_ul & ~0x0fff);
- msync_len = (size_t)(base_as_ul & 0x0fff);
- if (msync(msync_ptr, msync_len + stub->jnl_meta_len, MS_SYNC) < 0) {
- gf_log(this->name, GF_LOG_WARNING,
- "failed to log request meta (%s)", strerror(errno));
- }
- *meta_offset += stub->jnl_meta_len;
+ data_ptr = fdl_open_term_log (this, &priv->data_log, priv->term);
+ if (!data_ptr) {
+ fdl_close_term_log (this, &priv->meta_log);
+ goto *err_label;
}
- if (stub->jnl_data_len > 0) {
- base_as_ul = (unsigned long)(data_ptr + *data_offset);
- msync_ptr = (void *)(base_as_ul & ~0x0fff);
- msync_len = (size_t)(base_as_ul & 0x0fff);
- if (msync(msync_ptr, msync_len + stub->jnl_data_len, MS_SYNC) < 0) {
- gf_log(this->name, GF_LOG_WARNING,
- "failed to log request data (%s)", strerror(errno));
- }
- *data_offset += stub->jnl_data_len;
+
+ for (;;) {
+ pthread_mutex_lock (&priv->req_lock);
+ err_label = &&err_locked;
+ while (list_empty(&priv->reqs)) {
+ pthread_cond_wait (&priv->req_cond, &priv->req_lock);
+ if (priv->should_stop) {
+ goto *err_label;
+ }
+ if (priv->change_term) {
+ if (!fdl_change_term(this, &meta_ptr,
+ &data_ptr)) {
+ goto *err_label;
+ }
+ priv->change_term = _gf_false;
+ continue;
+ }
+ }
+ stub = list_entry (priv->reqs.next, call_stub_t, list);
+ list_del_init (&stub->list);
+ pthread_mutex_unlock (&priv->req_lock);
+ err_label = &&err_unlocked;
+ /*
+ * TBD: batch requests
+ *
+ * What we should do here is gather up *all* of the requests
+ * that have accumulated since we were last at this point,
+ * blast them all out in one big writev, and then dispatch them
+ * all before coming back for more. That maximizes throughput,
+ * at some cost to latency (due to queuing effects at the log
+ * stage). Note that we're likely to be above io-threads, so
+ * the dispatch itself will be parallelized (at further cost to
+ * latency). For now, we just do the simplest thing and handle
+ * one request all the way through before fetching the next.
+ *
+ * So, why mmap/msync instead of writev/fdatasync? Because it's
+ * faster. Much faster. So much faster that I half-suspect
+ * cheating, but it's more convenient for now than having to
+ * ensure that everything's page-aligned for O_DIRECT (the only
+ * alternative that still might avoid ridiculous levels of
+ * local-FS overhead).
+ *
+ * TBD: check that msync really does get our data to disk.
+ */
+ gf_log (this->name, GF_LOG_DEBUG,
+ "logging %u+%u bytes for op %d",
+ stub->jnl_meta_len, stub->jnl_data_len, stub->fop);
+ recycle = _gf_false;
+ if ((*meta_offset + stub->jnl_meta_len) > priv->meta_log.size) {
+ recycle = _gf_true;
+ }
+ if ((*data_offset + stub->jnl_data_len) > priv->data_log.size) {
+ recycle = _gf_true;
+ }
+ if (recycle && !fdl_change_term(this,&meta_ptr,&data_ptr)) {
+ goto *err_label;
+ }
+ meta_ptr = priv->meta_log.ptr;
+ data_ptr = priv->data_log.ptr;
+ gf_log (this->name, GF_LOG_DEBUG, "serializing to %p/%p",
+ meta_ptr + *meta_offset, data_ptr + *data_offset);
+ stub->serialize (stub, meta_ptr + *meta_offset,
+ data_ptr + *data_offset);
+ if (stub->jnl_meta_len > 0) {
+ base_as_ul = (unsigned long) (meta_ptr + *meta_offset);
+ msync_ptr = (void *) (base_as_ul & ~0x0fff);
+ msync_len = (size_t) (base_as_ul & 0x0fff);
+ if (msync (msync_ptr, msync_len+stub->jnl_meta_len,
+ MS_SYNC) < 0) {
+ gf_log (this->name, GF_LOG_WARNING,
+ "failed to log request meta (%s)",
+ strerror(errno));
+ }
+ *meta_offset += stub->jnl_meta_len;
+ }
+ if (stub->jnl_data_len > 0) {
+ base_as_ul = (unsigned long) (data_ptr + *data_offset);
+ msync_ptr = (void *) (base_as_ul & ~0x0fff);
+ msync_len = (size_t) (base_as_ul & 0x0fff);
+ if (msync (msync_ptr, msync_len+stub->jnl_data_len,
+ MS_SYNC) < 0) {
+ gf_log (this->name, GF_LOG_WARNING,
+ "failed to log request data (%s)",
+ strerror(errno));
+ }
+ *data_offset += stub->jnl_data_len;
+ }
+ call_resume (stub);
}
- call_resume(stub);
- }
err_locked:
- pthread_mutex_unlock(&priv->req_lock);
+ pthread_mutex_unlock (&priv->req_lock);
err_unlocked:
- fdl_close_term_log(this, &priv->meta_log);
- fdl_close_term_log(this, &priv->data_log);
- return NULL;
+ fdl_close_term_log (this, &priv->meta_log);
+ fdl_close_term_log (this, &priv->data_log);
+ return NULL;
}
int32_t
-fdl_ipc_continue(call_frame_t *frame, xlator_t *this, int32_t op, dict_t *xdata)
+fdl_ipc_continue (call_frame_t *frame, xlator_t *this,
+ int32_t op, dict_t *xdata)
{
- /*
- * Nothing to be done here. Just Unwind. *
- */
- STACK_UNWIND_STRICT(ipc, frame, 0, 0, xdata);
+ /*
+ * Nothing to be done here. Just Unwind. *
+ */
+ STACK_UNWIND_STRICT (ipc, frame, 0, 0, xdata);
- return 0;
+ return 0;
}
int32_t
-fdl_ipc(call_frame_t *frame, xlator_t *this, int32_t op, dict_t *xdata)
+fdl_ipc (call_frame_t *frame, xlator_t *this, int32_t op, dict_t *xdata)
{
- call_stub_t *stub;
- fdl_private_t *priv = this->private;
- dict_t *tdict;
- int32_t gt_err = EIO;
+ call_stub_t *stub;
+ fdl_private_t *priv = this->private;
+ dict_t *tdict;
+ int32_t gt_err = EIO;
+
+ switch (op) {
- switch (op) {
case FDL_IPC_CHANGE_TERM:
- gf_log(this->name, GF_LOG_INFO, "got CHANGE_TERM op");
- priv->change_term = _gf_true;
- pthread_cond_signal(&priv->req_cond);
- STACK_UNWIND_STRICT(ipc, frame, 0, 0, NULL);
- break;
+ gf_log (this->name, GF_LOG_INFO, "got CHANGE_TERM op");
+ priv->change_term = _gf_true;
+ pthread_cond_signal (&priv->req_cond);
+ STACK_UNWIND_STRICT (ipc, frame, 0, 0, NULL);
+ break;
case FDL_IPC_GET_TERMS:
- gf_log(this->name, GF_LOG_INFO, "got GET_TERMS op");
- tdict = dict_new();
- if (!tdict) {
- gt_err = ENOMEM;
- goto gt_done;
- }
- if (dict_set_int32(tdict, "first", priv->first_term) != 0) {
- goto gt_done;
- }
- if (dict_set_int32(tdict, "last", priv->term) != 0) {
- goto gt_done;
- }
- gt_err = 0;
+ gf_log (this->name, GF_LOG_INFO, "got GET_TERMS op");
+ tdict = dict_new ();
+ if (!tdict) {
+ gt_err = ENOMEM;
+ goto gt_done;
+ }
+ if (dict_set_int32(tdict,"first",priv->first_term) != 0) {
+ goto gt_done;
+ }
+ if (dict_set_int32(tdict,"last",priv->term) != 0) {
+ goto gt_done;
+ }
+ gt_err = 0;
gt_done:
- if (gt_err) {
- STACK_UNWIND_STRICT(ipc, frame, -1, gt_err, NULL);
- } else {
- STACK_UNWIND_STRICT(ipc, frame, 0, 0, tdict);
- }
- if (tdict) {
- dict_unref(tdict);
- }
- break;
+ if (gt_err) {
+ STACK_UNWIND_STRICT (ipc, frame, -1, gt_err, NULL);
+ } else {
+ STACK_UNWIND_STRICT (ipc, frame, 0, 0, tdict);
+ }
+ if (tdict) {
+ dict_unref (tdict);
+ }
+ break;
case FDL_IPC_JBR_SERVER_ROLLBACK:
- /*
- * In case of a rollback from jbr-server, dump *
- * the term and index number in the journal, *
- * which will later be used to rollback the fop *
- */
- stub = fop_ipc_stub(frame, fdl_ipc_continue, op, xdata);
- fdl_len_ipc(stub);
- stub->serialize = fdl_serialize_ipc;
- fdl_enqueue(this, stub);
-
- break;
+ /*
+ * In case of a rollback from jbr-server, dump *
+ * the term and index number in the journal, *
+ * which will later be used to rollback the fop *
+ */
+ stub = fop_ipc_stub (frame, fdl_ipc_continue,
+ op, xdata);
+ fdl_len_ipc (stub);
+ stub->serialize = fdl_serialize_ipc;
+ fdl_enqueue (this, stub);
+
+ break;
default:
- STACK_WIND_TAIL(frame, FIRST_CHILD(this),
- FIRST_CHILD(this)->fops->ipc, op, xdata);
- }
+ STACK_WIND_TAIL (frame,
+ FIRST_CHILD(this),
+ FIRST_CHILD(this)->fops->ipc,
+ op, xdata);
+ }
- return 0;
+ return 0;
}
int
-fdl_init(xlator_t *this)
+fdl_init (xlator_t *this)
{
- fdl_private_t *priv = NULL;
-
- priv = GF_CALLOC(1, sizeof(*priv), gf_fdl_mt_fdl_private_t);
- if (!priv) {
- gf_log(this->name, GF_LOG_ERROR, "failed to allocate fdl_private");
- goto err;
- }
-
- INIT_LIST_HEAD(&priv->reqs);
- if (pthread_mutex_init(&priv->req_lock, NULL) != 0) {
- gf_log(this->name, GF_LOG_ERROR, "failed to initialize req_lock");
- goto err;
- }
- if (pthread_cond_init(&priv->req_cond, NULL) != 0) {
- gf_log(this->name, GF_LOG_ERROR, "failed to initialize req_cond");
- goto err;
- }
-
- GF_OPTION_INIT("log-path", priv->log_dir, path, err);
-
- this->private = priv;
- /*
- * The rest of the fop table is automatically generated, so this is a
- * bit cleaner than messing with the generation to add a hand-written
- * exception.
- */
-
- if (gf_thread_create(&priv->worker, NULL, fdl_worker, this, "fdlwrker") !=
- 0) {
- gf_log(this->name, GF_LOG_ERROR, "failed to start fdl_worker");
- goto err;
- }
-
- return 0;
+ fdl_private_t *priv = NULL;
+
+ priv = GF_CALLOC (1, sizeof (*priv), gf_fdl_mt_fdl_private_t);
+ if (!priv) {
+ gf_log (this->name, GF_LOG_ERROR,
+ "failed to allocate fdl_private");
+ goto err;
+ }
+
+ INIT_LIST_HEAD (&priv->reqs);
+ if (pthread_mutex_init (&priv->req_lock, NULL) != 0) {
+ gf_log (this->name, GF_LOG_ERROR,
+ "failed to initialize req_lock");
+ goto err;
+ }
+ if (pthread_cond_init (&priv->req_cond, NULL) != 0) {
+ gf_log (this->name, GF_LOG_ERROR,
+ "failed to initialize req_cond");
+ goto err;
+ }
+
+ GF_OPTION_INIT ("log-path", priv->log_dir, path, err);
+
+ this->private = priv;
+ /*
+ * The rest of the fop table is automatically generated, so this is a
+ * bit cleaner than messing with the generation to add a hand-written
+ * exception.
+ */
+
+ if (gf_thread_create (&priv->worker, NULL, fdl_worker, this,
+ "fdlwrker") != 0) {
+ gf_log (this->name, GF_LOG_ERROR,
+ "failed to start fdl_worker");
+ goto err;
+ }
+
+ return 0;
err:
- if (priv) {
- GF_FREE(priv);
- }
- return -1;
+ if (priv) {
+ GF_FREE(priv);
+ }
+ return -1;
}
void
-fdl_fini(xlator_t *this)
+fdl_fini (xlator_t *this)
{
- fdl_private_t *priv = this->private;
-
- if (priv) {
- priv->should_stop = _gf_true;
- pthread_cond_signal(&priv->req_cond);
- pthread_join(priv->worker, NULL);
- GF_FREE(priv);
- }
+ fdl_private_t *priv = this->private;
+
+ if (priv) {
+ priv->should_stop = _gf_true;
+ pthread_cond_signal (&priv->req_cond);
+ pthread_join (priv->worker, NULL);
+ GF_FREE(priv);
+ }
}
int
-fdl_reconfigure(xlator_t *this, dict_t *options)
+fdl_reconfigure (xlator_t *this, dict_t *options)
{
- fdl_private_t *priv = this->private;
+ fdl_private_t *priv = this->private;
- GF_OPTION_RECONF("log_dir", priv->log_dir, options, path, out);
- /* TBD: react if it changed */
+ GF_OPTION_RECONF ("log_dir", priv->log_dir, options, path, out);
+ /* TBD: react if it changed */
out:
- return 0;
+ return 0;
}
int32_t
-mem_acct_init(xlator_t *this)
+mem_acct_init (xlator_t *this)
{
- int ret = -1;
+ int ret = -1;
- GF_VALIDATE_OR_GOTO("fdl", this, out);
+ GF_VALIDATE_OR_GOTO ("fdl", this, out);
- ret = xlator_mem_acct_init(this, gf_fdl_mt_end + 1);
+ ret = xlator_mem_acct_init (this, gf_fdl_mt_end + 1);
- if (ret != 0) {
- gf_log(this->name, GF_LOG_ERROR,
- "Memory accounting init"
- "failed");
- return ret;
- }
+ if (ret != 0) {
+ gf_log (this->name, GF_LOG_ERROR, "Memory accounting init"
+ "failed");
+ return ret;
+ }
out:
- return ret;
+ return ret;
}
class_methods_t class_methods = {
- .init = fdl_init,
- .fini = fdl_fini,
- .reconfigure = fdl_reconfigure,
- .notify = default_notify,
+ .init = fdl_init,
+ .fini = fdl_fini,
+ .reconfigure = fdl_reconfigure,
+ .notify = default_notify,
};
struct volume_options options[] = {
- {.key = {"log-path"},
- .type = GF_OPTION_TYPE_PATH,
- .default_value = DEFAULT_LOG_FILE_DIRECTORY,
- .description = "Directory for FDL files."},
- {.key = {NULL}},
+ { .key = {"log-path"},
+ .type = GF_OPTION_TYPE_PATH,
+ .default_value = DEFAULT_LOG_FILE_DIRECTORY,
+ .description = "Directory for FDL files."
+ },
+ { .key = {NULL} },
};
struct xlator_cbks cbks = {
- .release = default_release,
- .releasedir = default_releasedir,
- .forget = default_forget,
+ .release = default_release,
+ .releasedir = default_releasedir,
+ .forget = default_forget,
};
diff --git a/xlators/experimental/fdl/src/recon-tmpl.c b/xlators/experimental/fdl/src/recon-tmpl.c
index 4760eaa..2288604 100644
--- a/xlators/experimental/fdl/src/recon-tmpl.c
+++ b/xlators/experimental/fdl/src/recon-tmpl.c
@@ -15,283 +15,290 @@
#define GFAPI_SUCCESS 0
inode_t *
-recon_get_inode(glfs_t *fs, uuid_t gfid)
+recon_get_inode (glfs_t *fs, uuid_t gfid)
{
- inode_t *inode;
- loc_t loc = {
- NULL,
- };
- struct iatt iatt;
- int ret;
- inode_t *newinode;
-
- inode = inode_find(fs->active_subvol->itable, gfid);
- if (inode) {
- printf("=== FOUND %s IN TABLE\n", uuid_utoa(gfid));
- return inode;
- }
-
- loc.inode = inode_new(fs->active_subvol->itable);
- if (!loc.inode) {
- return NULL;
- }
- gf_uuid_copy(loc.inode->gfid, gfid);
- gf_uuid_copy(loc.gfid, gfid);
-
- printf("=== DOING LOOKUP FOR %s\n", uuid_utoa(gfid));
-
- ret = syncop_lookup(fs->active_subvol, &loc, &iatt, NULL, NULL, NULL);
- if (ret != GFAPI_SUCCESS) {
- fprintf(stderr, "syncop_lookup failed (%d)\n", ret);
- return NULL;
- }
-
- newinode = inode_link(loc.inode, NULL, NULL, &iatt);
- if (newinode) {
- inode_lookup(newinode);
- }
-
- return newinode;
-}
+ inode_t *inode;
+ loc_t loc = {NULL,};
+ struct iatt iatt;
+ int ret;
+ inode_t *newinode;
+
+ inode = inode_find (fs->active_subvol->itable, gfid);
+ if (inode) {
+ printf ("=== FOUND %s IN TABLE\n", uuid_utoa(gfid));
+ return inode;
+ }
-#pragma fragment DICT
-dict_t *@ARGNAME @;
+ loc.inode = inode_new (fs->active_subvol->itable);
+ if (!loc.inode) {
+ return NULL;
+ }
+ gf_uuid_copy (loc.inode->gfid, gfid);
+ gf_uuid_copy (loc.gfid, gfid);
-@ARGNAME @ = dict_new();
-if (!@ARGNAME @) {
- goto *err_label;
-}
-err_label = &&cleanup_ @ARGNAME @;
+ printf ("=== DOING LOOKUP FOR %s\n", uuid_utoa(gfid));
-{
- int key_len, data_len;
- char *key_ptr;
- int garbage;
- for (;;) {
- key_len = *((int *)new_meta);
- new_meta += sizeof(int);
- if (!key_len) {
- break;
+ ret = syncop_lookup (fs->active_subvol, &loc, &iatt,
+ NULL, NULL, NULL);
+ if (ret != GFAPI_SUCCESS) {
+ fprintf (stderr, "syncop_lookup failed (%d)\n", ret);
+ return NULL;
}
- key_ptr = new_meta;
- new_meta += key_len;
- data_len = *((int *)new_meta);
- new_meta += sizeof(int);
- garbage = dict_set_static_bin(@ARGNAME @, key_ptr, new_meta, data_len);
- /* TBD: check error from dict_set_static_bin */
- (void)garbage;
- new_meta += data_len;
- }
+
+ newinode = inode_link (loc.inode, NULL, NULL, &iatt);
+ if (newinode) {
+ inode_lookup (newinode);
+ }
+
+ return newinode;
}
+#pragma fragment DICT
+ dict_t *@ARGNAME@;
+
+ @ARGNAME@ = dict_new();
+ if (!@ARGNAME@) {
+ goto *err_label;
+ }
+ err_label = &&cleanup_@ARGNAME@;
+
+ {
+ int key_len, data_len;
+ char *key_ptr;
+ int garbage;
+ for (;;) {
+ key_len = *((int *)new_meta);
+ new_meta += sizeof(int);
+ if (!key_len) {
+ break;
+ }
+ key_ptr = new_meta;
+ new_meta += key_len;
+ data_len = *((int *)new_meta);
+ new_meta += sizeof(int);
+ garbage = dict_set_static_bin (@ARGNAME@, key_ptr,
+ new_meta, data_len);
+ /* TBD: check error from dict_set_static_bin */
+ (void)garbage;
+ new_meta += data_len;
+ }
+ }
+
#pragma fragment DICT_CLEANUP
-cleanup_ @ARGNAME @ : dict_unref(@ARGNAME @);
+cleanup_@ARGNAME@:
+ dict_unref (@ARGNAME@);
#pragma fragment DOUBLE
-@ARGTYPE @ @ARGNAME @ = *((@ARGTYPE @ *)new_meta);
-new_meta += sizeof(uint64_t);
+ @ARGTYPE@ @ARGNAME@ = *((@ARGTYPE@ *)new_meta);
+ new_meta += sizeof(uint64_t);
#pragma fragment FD
-inode_t *@ARGNAME @_ino;
-fd_t *@ARGNAME @;
+ inode_t *@ARGNAME@_ino;
+ fd_t *@ARGNAME@;
-@ARGNAME @_ino = recon_get_inode(fs, *((uuid_t *)new_meta));
-new_meta += 16;
-if (!@ARGNAME @_ino) {
- goto *err_label;
-}
-err_label = &&cleanup_ @ARGNAME @_ino;
+ @ARGNAME@_ino = recon_get_inode (fs, *((uuid_t *)new_meta));
+ new_meta += 16;
+ if (!@ARGNAME@_ino) {
+ goto *err_label;
+ }
+ err_label = &&cleanup_@ARGNAME@_ino;
-@ARGNAME @ = fd_anonymous(@ARGNAME @_ino);
-if (!@ARGNAME @) {
- goto *err_label;
-}
-err_label = &&cleanup_ @ARGNAME @;
+ @ARGNAME@ = fd_anonymous (@ARGNAME@_ino);
+ if (!@ARGNAME@) {
+ goto *err_label;
+ }
+ err_label = &&cleanup_@ARGNAME@;
#pragma fragment FD_CLEANUP
-cleanup_ @ARGNAME @ : fd_unref(@ARGNAME @);
-cleanup_ @ARGNAME @_ino : inode_unref(@ARGNAME @_ino);
+cleanup_@ARGNAME@:
+ fd_unref (@ARGNAME@);
+cleanup_@ARGNAME@_ino:
+ inode_unref (@ARGNAME@_ino);
#pragma fragment NEW_FD
-/*
- * This pseudo-type is only used for create, and in that case we know
- * we'll be using loc.inode, so it's not worth generalizing to take an
- * extra argument.
- */
-fd_t *@ARGNAME @ = fd_anonymous(loc.inode);
-
-if (!fd) {
- goto *err_label;
-}
-err_label = &&cleanup_ @ARGNAME @;
-new_meta += 16;
+ /*
+ * This pseudo-type is only used for create, and in that case we know
+ * we'll be using loc.inode, so it's not worth generalizing to take an
+ * extra argument.
+ */
+ fd_t *@ARGNAME@ = fd_anonymous (loc.inode);
+
+ if (!fd) {
+ goto *err_label;
+ }
+ err_label = &&cleanup_@ARGNAME@;
+ new_meta += 16;
#pragma fragment NEW_FD_CLEANUP
-cleanup_ @ARGNAME @ : fd_unref(@ARGNAME @);
+cleanup_@ARGNAME@:
+ fd_unref (@ARGNAME@);
#pragma fragment INTEGER
-@ARGTYPE @ @ARGNAME @ = *((@ARGTYPE @ *)new_meta);
+ @ARGTYPE@ @ARGNAME@ = *((@ARGTYPE@ *)new_meta);
-new_meta += sizeof(@ARGTYPE @);
+ new_meta += sizeof(@ARGTYPE@);
#pragma fragment LOC
-loc_t @ARGNAME @ = {
- NULL,
-};
+ loc_t @ARGNAME@ = { NULL, };
-@ARGNAME @.inode = recon_get_inode(fs, *((uuid_t *)new_meta));
-if (!@ARGNAME @.inode) {
- goto *err_label;
-}
-err_label = &&cleanup_ @ARGNAME @;
-gf_uuid_copy(@ARGNAME @.gfid, @ARGNAME @.inode->gfid);
-new_meta += 16;
-new_meta += 16; /* skip over pargfid */
-if (*(new_meta++)) {
- @ARGNAME @.name = new_meta;
- new_meta += strlen(new_meta) + 1;
-}
+ @ARGNAME@.inode = recon_get_inode (fs, *((uuid_t *)new_meta));
+ if (!@ARGNAME@.inode) {
+ goto *err_label;
+ }
+ err_label = &&cleanup_@ARGNAME@;
+ gf_uuid_copy (@ARGNAME@.gfid, @ARGNAME@.inode->gfid);
+ new_meta += 16;
+ new_meta += 16; /* skip over pargfid */
+ if (*(new_meta++)) {
+ @ARGNAME@.name = new_meta;
+ new_meta += strlen(new_meta) + 1;
+ }
#pragma fragment LOC_CLEANUP
-cleanup_ @ARGNAME @ : loc_wipe(&@ARGNAME @);
+cleanup_@ARGNAME@:
+ loc_wipe (&@ARGNAME@);
#pragma fragment PARENT_LOC
-loc_t @ARGNAME @ = {
- NULL,
-};
-
-new_meta += 16; /* skip over gfid */
-@ARGNAME @.parent = recon_get_inode(fs, *((uuid_t *)new_meta));
-if (!@ARGNAME @.parent) {
- goto *err_label;
-}
-err_label = &&cleanup_ @ARGNAME @;
-gf_uuid_copy(@ARGNAME @.pargfid, @ARGNAME @.parent->gfid);
-new_meta += 16;
-if (!*(new_meta++)) {
- goto *err_label;
-}
-@ARGNAME @.name = new_meta;
-new_meta += strlen(new_meta) + 1;
+ loc_t @ARGNAME@ = { NULL, };
-@ARGNAME @.inode = inode_new(fs->active_subvol->itable);
-if (!@ARGNAME @.inode) {
- goto *err_label;
-}
+ new_meta += 16; /* skip over gfid */
+ @ARGNAME@.parent = recon_get_inode (fs, *((uuid_t *)new_meta));
+ if (!@ARGNAME@.parent) {
+ goto *err_label;
+ }
+ err_label = &&cleanup_@ARGNAME@;
+ gf_uuid_copy (@ARGNAME@.pargfid, @ARGNAME@.parent->gfid);
+ new_meta += 16;
+ if (!*(new_meta++)) {
+ goto *err_label;
+ }
+ @ARGNAME@.name = new_meta;
+ new_meta += strlen(new_meta) + 1;
+
+ @ARGNAME@.inode = inode_new (fs->active_subvol->itable);
+ if (!@ARGNAME@.inode) {
+ goto *err_label;
+ }
#pragma fragment PARENT_LOC_CLEANUP
-cleanup_ @ARGNAME @ : loc_wipe(&@ARGNAME @);
+cleanup_@ARGNAME@:
+ loc_wipe (&@ARGNAME@);
#pragma fragment STRING
-char *@ARGNAME @;
-if (*(new_meta++)) {
- @ARGNAME @ = new_meta;
- new_meta += (strlen(new_meta) + 1);
-} else {
- goto *err_label;
-}
+ char *@ARGNAME@;
+ if (*(new_meta++)) {
+ @ARGNAME@ = new_meta;
+ new_meta += (strlen(new_meta) + 1);
+ }
+ else {
+ goto *err_label;
+ }
#pragma fragment VECTOR
-struct iovec @ARGNAME @;
+ struct iovec @ARGNAME@;
-@ARGNAME @.iov_len = *((size_t *)new_meta);
-new_meta += sizeof(@ARGNAME @.iov_len);
-@ARGNAME @.iov_base = new_data;
-new_data += @ARGNAME @.iov_len;
+ @ARGNAME@.iov_len = *((size_t *)new_meta);
+ new_meta += sizeof(@ARGNAME@.iov_len);
+ @ARGNAME@.iov_base = new_data;
+ new_data += @ARGNAME@.iov_len;
#pragma fragment IATT
-struct iatt @ARGNAME @;
-{
- @ARGNAME @.ia_prot = *((ia_prot_t *)new_meta);
- new_meta += sizeof(ia_prot_t);
- uint32_t *myints = (uint32_t *)new_meta;
- @ARGNAME @.ia_uid = myints[0];
- @ARGNAME @.ia_gid = myints[1];
- @ARGNAME @.ia_atime = myints[2];
- @ARGNAME @.ia_atime_nsec = myints[3];
- @ARGNAME @.ia_mtime = myints[4];
- @ARGNAME @.ia_mtime_nsec = myints[5];
- new_meta += sizeof(*myints) * 6;
-}
+ struct iatt @ARGNAME@;
+ {
+ @ARGNAME@.ia_prot = *((ia_prot_t *)new_meta);
+ new_meta += sizeof(ia_prot_t);
+ uint32_t *myints = (uint32_t *)new_meta;
+ @ARGNAME@.ia_uid = myints[0];
+ @ARGNAME@.ia_gid = myints[1];
+ @ARGNAME@.ia_atime = myints[2];
+ @ARGNAME@.ia_atime_nsec = myints[3];
+ @ARGNAME@.ia_mtime = myints[4];
+ @ARGNAME@.ia_mtime_nsec = myints[5];
+ new_meta += sizeof(*myints) * 6;
+ }
#pragma fragment IOBREF
-struct iobref *@ARGNAME @;
+ struct iobref *@ARGNAME@;
-@ARGNAME @ = iobref_new();
-if (!@ARGNAME @) {
- goto *err_label;
-}
-err_label = &&cleanup_ @ARGNAME @;
+ @ARGNAME@ = iobref_new();
+ if (!@ARGNAME@) {
+ goto *err_label;
+ }
+ err_label = &&cleanup_@ARGNAME@;
#pragma fragment IOBREF_CLEANUP
-cleanup_ @ARGNAME @ : iobref_unref(@ARGNAME @);
+cleanup_@ARGNAME@:
+ iobref_unref (@ARGNAME@);
#pragma fragment LINK
-/* TBD: check error */
-inode_t *new_inode = inode_link(@INODE_ARG @, NULL, NULL, @IATT_ARG @);
-if (new_inode) {
- inode_lookup(new_inode);
-}
+ /* TBD: check error */
+ inode_t *new_inode = inode_link (@INODE_ARG@, NULL, NULL, @IATT_ARG@);
+ if (new_inode) {
+ inode_lookup (new_inode);
+ }
#pragma fragment FOP
-int fdl_replay_ @NAME @(glfs_t *fs, char **old_meta, char **old_data)
+int
+fdl_replay_@NAME@ (glfs_t *fs, char **old_meta, char **old_data)
{
- char *new_meta = *old_meta;
- char *new_data = *old_data;
- int ret;
- int status = 0xbad;
- void *err_label = &&done;
-
- @FUNCTION_BODY @
-
- ret = syncop_ @NAME @(fs->active_subvol, @SYNCOP_ARGS @, NULL);
- if (ret != @SUCCESS_VALUE @) {
- fprintf(stderr, "syncop_@NAME@ returned %d", ret);
- goto *err_label;
- }
+ char *new_meta = *old_meta;
+ char *new_data = *old_data;
+ int ret;
+ int status = 0xbad;
+ void *err_label = &&done;
+
+@FUNCTION_BODY@
+
+ ret = syncop_@NAME@ (fs->active_subvol, @SYNCOP_ARGS@, NULL);
+ if (ret != @SUCCESS_VALUE@) {
+ fprintf (stderr, "syncop_@NAME@ returned %d", ret);
+ goto *err_label;
+ }
- @LINKS @
+@LINKS@
status = 0;
- @CLEANUPS @
+@CLEANUPS@
- done : *old_meta = new_meta;
- *old_data = new_data;
- return status;
+done:
+ *old_meta = new_meta;
+ *old_data = new_data;
+ return status;
}
#pragma fragment CASE
-case GF_FOP_ @UPNAME @:
- printf("=== GF_FOP_@UPNAME@\n");
- if (fdl_replay_ @NAME @(fs, &new_meta, &new_data) != 0) {
- goto done;
- }
- recognized = 1;
- break;
+ case GF_FOP_@UPNAME@:
+ printf ("=== GF_FOP_@UPNAME@\n");
+ if (fdl_replay_@NAME@ (fs, &new_meta, &new_data) != 0) {
+ goto done;
+ }
+ recognized = 1;
+ break;
#pragma fragment EPILOG
- int
- recon_execute(glfs_t *fs, char **old_meta, char **old_data)
- {
- char *new_meta = *old_meta;
- char *new_data = *old_data;
- int recognized = 0;
- event_header_t *eh;
+int
+recon_execute (glfs_t *fs, char **old_meta, char **old_data)
+{
+ char *new_meta = *old_meta;
+ char *new_data = *old_data;
+ int recognized = 0;
+ event_header_t *eh;
eh = (event_header_t *)new_meta;
- new_meta += sizeof(*eh);
+ new_meta += sizeof (*eh);
/* TBD: check event_type instead of assuming NEW_REQUEST */
switch (eh->fop_type) {
- @SWITCH_BODY @
+@SWITCH_BODY@
- default : printf("unknown fop %u\n", eh->fop_type);
+ default:
+ printf ("unknown fop %u\n", eh->fop_type);
}
- done:
+done:
*old_meta = new_meta;
*old_data = new_data;
return recognized;
- }
+}
diff --git a/xlators/experimental/jbr-client/src/fop-template.c b/xlators/experimental/jbr-client/src/fop-template.c
index d2f2212..7719f51 100644
--- a/xlators/experimental/jbr-client/src/fop-template.c
+++ b/xlators/experimental/jbr-client/src/fop-template.c
@@ -1,104 +1,113 @@
/* template-name fop */
-int32_t jbrc_ @NAME @(call_frame_t *frame, xlator_t *this, @LONG_ARGS @)
+int32_t
+jbrc_@NAME@ (call_frame_t *frame, xlator_t *this,
+ @LONG_ARGS@)
{
- jbrc_local_t *local = NULL;
- xlator_t *target_xl = ACTIVE_CHILD(this);
+ jbrc_local_t *local = NULL;
+ xlator_t *target_xl = ACTIVE_CHILD(this);
- local = mem_get(this->local_pool);
- if (!local) {
- goto err;
- }
+ local = mem_get(this->local_pool);
+ if (!local) {
+ goto err;
+ }
- local->stub = fop_ @NAME
- @_stub(frame, jbrc_ @NAME @_continue, @SHORT_ARGS @);
- if (!local->stub) {
- goto err;
- }
- local->curr_xl = target_xl;
- local->scars = 0;
+ local->stub = fop_@NAME@_stub (frame, jbrc_@NAME@_continue,
+ @SHORT_ARGS@);
+ if (!local->stub) {
+ goto err;
+ }
+ local->curr_xl = target_xl;
+ local->scars = 0;
- frame->local = local;
- STACK_WIND_COOKIE(frame, jbrc_ @NAME @_cbk, target_xl, target_xl,
- target_xl->fops->@NAME @, @SHORT_ARGS @);
- return 0;
+ frame->local = local;
+ STACK_WIND_COOKIE (frame, jbrc_@NAME@_cbk, target_xl,
+ target_xl, target_xl->fops->@NAME@,
+ @SHORT_ARGS@);
+ return 0;
err:
- if (local) {
- mem_put(local);
- }
- STACK_UNWIND_STRICT(@NAME @, frame, -1, ENOMEM, @ERROR_ARGS @);
- return 0;
+ if (local) {
+ mem_put(local);
+ }
+ STACK_UNWIND_STRICT (@NAME@, frame, -1, ENOMEM,
+ @ERROR_ARGS@);
+ return 0;
}
/* template-name cbk */
-int32_t jbrc_ @NAME @_cbk(call_frame_t *frame, void *cookie, xlator_t *this,
- int32_t op_ret, int32_t op_errno, @LONG_ARGS @)
+int32_t
+jbrc_@NAME@_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
+ int32_t op_ret, int32_t op_errno,
+ @LONG_ARGS@)
{
- jbrc_local_t *local = frame->local;
- xlator_t *last_xl = cookie;
- xlator_t *next_xl;
- jbrc_private_t *priv = this->private;
- struct timespec spec;
+ jbrc_local_t *local = frame->local;
+ xlator_t *last_xl = cookie;
+ xlator_t *next_xl;
+ jbrc_private_t *priv = this->private;
+ struct timespec spec;
- if (op_ret != (-1)) {
- if (local->scars) {
- gf_msg(this->name, GF_LOG_INFO, 0, J_MSG_RETRY_MSG,
- HILITE("retried %p OK"), frame->local);
+ if (op_ret != (-1)) {
+ if (local->scars) {
+ gf_msg (this->name, GF_LOG_INFO, 0, J_MSG_RETRY_MSG,
+ HILITE("retried %p OK"), frame->local);
+ }
+ priv->active = last_xl;
+ goto unwind;
+ }
+ if ((op_errno != EREMOTE) && (op_errno != ENOTCONN)) {
+ goto unwind;
}
- priv->active = last_xl;
- goto unwind;
- }
- if ((op_errno != EREMOTE) && (op_errno != ENOTCONN)) {
- goto unwind;
- }
- /* TBD: get leader ID from xdata? */
- next_xl = next_xlator(this, last_xl);
- /*
- * We can't just give up after we've tried all bricks, because it's
- * quite likely that a new leader election just hasn't finished yet.
- * We also shouldn't retry endlessly, and especially not at a high
- * rate, but that's good enough while we work on other things.
- *
- * TBD: implement slow/finite retry via a worker thread
- */
- if (!next_xl || (local->scars >= SCAR_LIMIT)) {
- gf_msg(this->name, GF_LOG_DEBUG, 0, J_MSG_RETRY_MSG,
- HILITE("ran out of retries for %p"), frame->local);
- goto unwind;
- }
+ /* TBD: get leader ID from xdata? */
+ next_xl = next_xlator(this, last_xl);
+ /*
+ * We can't just give up after we've tried all bricks, because it's
+ * quite likely that a new leader election just hasn't finished yet.
+ * We also shouldn't retry endlessly, and especially not at a high
+ * rate, but that's good enough while we work on other things.
+ *
+ * TBD: implement slow/finite retry via a worker thread
+ */
+ if (!next_xl || (local->scars >= SCAR_LIMIT)) {
+ gf_msg (this->name, GF_LOG_DEBUG, 0, J_MSG_RETRY_MSG,
+ HILITE("ran out of retries for %p"), frame->local);
+ goto unwind;
+ }
- local->curr_xl = next_xl;
- local->scars += 1;
- spec.tv_sec = 1;
- spec.tv_nsec = 0;
- /*
- * WARNING
- *
- * Just calling gf_timer_call_after like this leaves open the
- * possibility that writes will get reordered, if a first write is
- * rescheduled and then a second comes along to find an updated
- * priv->active before the first actually executes. We might need to
- * implement a stricter (and more complicated) queuing mechanism to
- * ensure absolute consistency in this case.
- */
- if (gf_timer_call_after(this->ctx, spec, jbrc_retry_cb, local)) {
- return 0;
- }
+ local->curr_xl = next_xl;
+ local->scars += 1;
+ spec.tv_sec = 1;
+ spec.tv_nsec = 0;
+ /*
+ * WARNING
+ *
+ * Just calling gf_timer_call_after like this leaves open the
+ * possibility that writes will get reordered, if a first write is
+ * rescheduled and then a second comes along to find an updated
+ * priv->active before the first actually executes. We might need to
+ * implement a stricter (and more complicated) queuing mechanism to
+ * ensure absolute consistency in this case.
+ */
+ if (gf_timer_call_after(this->ctx, spec, jbrc_retry_cb, local)) {
+ return 0;
+ }
unwind:
- call_stub_destroy(local->stub);
- STACK_UNWIND_STRICT(@NAME @, frame, op_ret, op_errno, @SHORT_ARGS @);
- return 0;
+ call_stub_destroy(local->stub);
+ STACK_UNWIND_STRICT (@NAME@, frame, op_ret, op_errno,
+ @SHORT_ARGS@);
+ return 0;
}
/* template-name cont-func */
-int32_t jbrc_ @NAME
- @_continue(call_frame_t *frame, xlator_t *this, @LONG_ARGS @)
+int32_t
+jbrc_@NAME@_continue (call_frame_t *frame, xlator_t *this,
+ @LONG_ARGS@)
{
- jbrc_local_t *local = frame->local;
+ jbrc_local_t *local = frame->local;
- STACK_WIND_COOKIE(frame, jbrc_ @NAME @_cbk, local->curr_xl, local->curr_xl,
- local->curr_xl->fops->@NAME @, @SHORT_ARGS @);
- return 0;
+ STACK_WIND_COOKIE (frame, jbrc_@NAME@_cbk, local->curr_xl,
+ local->curr_xl, local->curr_xl->fops->@NAME@,
+ @SHORT_ARGS@);
+ return 0;
}
diff --git a/xlators/experimental/jbr-server/src/all-templates.c b/xlators/experimental/jbr-server/src/all-templates.c
index a3ae74f..530c418 100644
--- a/xlators/experimental/jbr-server/src/all-templates.c
+++ b/xlators/experimental/jbr-server/src/all-templates.c
@@ -3,40 +3,46 @@
* will be ignored until we reach the first template-name comment.
*/
+
/* template-name read-fop */
-int32_t jbr_ @NAME @(call_frame_t *frame, xlator_t *this, @LONG_ARGS @)
+int32_t
+jbr_@NAME@ (call_frame_t *frame, xlator_t *this,
+ @LONG_ARGS@)
{
- jbr_private_t *priv = NULL;
- gf_boolean_t in_recon = _gf_false;
- int32_t op_errno = 0;
- int32_t recon_term, recon_index;
-
- GF_VALIDATE_OR_GOTO("jbr", this, err);
- priv = this->private;
- GF_VALIDATE_OR_GOTO(this->name, priv, err);
- GF_VALIDATE_OR_GOTO(this->name, frame, err);
-
- op_errno = EREMOTE;
-
- /* allow reads during reconciliation *
- * TBD: allow "dirty" reads on non-leaders *
- */
- if (xdata && (dict_get_int32(xdata, RECON_TERM_XATTR, &recon_term) == 0) &&
- (dict_get_int32(xdata, RECON_INDEX_XATTR, &recon_index) == 0)) {
- in_recon = _gf_true;
- }
-
- if ((!priv->leader) && (in_recon == _gf_false)) {
- goto err;
- }
-
- STACK_WIND(frame, default_ @NAME @_cbk, FIRST_CHILD(this),
- FIRST_CHILD(this)->fops->@NAME @, @SHORT_ARGS @);
- return 0;
+ jbr_private_t *priv = NULL;
+ gf_boolean_t in_recon = _gf_false;
+ int32_t op_errno = 0;
+ int32_t recon_term, recon_index;
+
+ GF_VALIDATE_OR_GOTO ("jbr", this, err);
+ priv = this->private;
+ GF_VALIDATE_OR_GOTO (this->name, priv, err);
+ GF_VALIDATE_OR_GOTO (this->name, frame, err);
+
+ op_errno = EREMOTE;
+
+ /* allow reads during reconciliation *
+ * TBD: allow "dirty" reads on non-leaders *
+ */
+ if (xdata &&
+ (dict_get_int32(xdata, RECON_TERM_XATTR, &recon_term) == 0) &&
+ (dict_get_int32(xdata, RECON_INDEX_XATTR, &recon_index) == 0)) {
+ in_recon = _gf_true;
+ }
+
+ if ((!priv->leader) && (in_recon == _gf_false)) {
+ goto err;
+ }
+
+ STACK_WIND (frame, default_@NAME@_cbk,
+ FIRST_CHILD(this), FIRST_CHILD(this)->fops->@NAME@,
+ @SHORT_ARGS@);
+ return 0;
err:
- STACK_UNWIND_STRICT(@NAME @, frame, -1, op_errno, @ERROR_ARGS @);
- return 0;
+ STACK_UNWIND_STRICT (@NAME@, frame, -1, op_errno,
+ @ERROR_ARGS@);
+ return 0;
}
/* template-name read-perform_local_op */
@@ -58,445 +64,479 @@ err:
/* No "complete" function needed for @NAME@ */
/* template-name write-fop */
-int32_t jbr_ @NAME @(call_frame_t *frame, xlator_t *this, @LONG_ARGS @)
+int32_t
+jbr_@NAME@ (call_frame_t *frame, xlator_t *this,
+ @LONG_ARGS@)
{
- jbr_local_t *local = NULL;
- jbr_private_t *priv = NULL;
- int32_t ret = -1;
- int op_errno = ENOMEM;
+ jbr_local_t *local = NULL;
+ jbr_private_t *priv = NULL;
+ int32_t ret = -1;
+ int op_errno = ENOMEM;
- GF_VALIDATE_OR_GOTO("jbr", this, err);
- priv = this->private;
- GF_VALIDATE_OR_GOTO(this->name, priv, err);
- GF_VALIDATE_OR_GOTO(this->name, frame, err);
+ GF_VALIDATE_OR_GOTO ("jbr", this, err);
+ priv = this->private;
+ GF_VALIDATE_OR_GOTO (this->name, priv, err);
+ GF_VALIDATE_OR_GOTO (this->name, frame, err);
#if defined(JBR_CG_NEED_FD)
- ret = jbr_leader_checks_and_init(frame, this, &op_errno, xdata, fd);
+ ret = jbr_leader_checks_and_init (frame, this, &op_errno, xdata, fd);
#else
- ret = jbr_leader_checks_and_init(frame, this, &op_errno, xdata, NULL);
+ ret = jbr_leader_checks_and_init (frame, this, &op_errno, xdata, NULL);
#endif
- if (ret)
- goto err;
-
- local = frame->local;
-
- /*
- * If we let it through despite not being the leader, then we just want
- * to pass it on down without all of the additional xattrs, queuing, and
- * so on. However, jbr_*_complete does depend on the initialization
- * immediately above this.
- */
- if (!priv->leader) {
- STACK_WIND(frame, jbr_ @NAME @_complete, FIRST_CHILD(this),
- FIRST_CHILD(this)->fops->@NAME @, @SHORT_ARGS @);
- return 0;
- }
-
- ret = jbr_initialize_xdata_set_attrs(this, &xdata);
- if (ret)
- goto err;
-
- local->xdata = dict_ref(xdata);
- local->stub = fop_ @NAME
- @_stub(frame, jbr_ @NAME @_continue, @SHORT_ARGS @);
- if (!local->stub) {
- goto err;
- }
-
- /*
- * Can be used to just call_dispatch or be customised per fop to *
- * perform ops specific to that particular fop. *
- */
- ret = jbr_ @NAME @_perform_local_op(frame, this, &op_errno, @SHORT_ARGS @);
- if (ret)
- goto err;
-
- return ret;
-err:
- if (local) {
- if (local->stub) {
- call_stub_destroy(local->stub);
+ if (ret)
+ goto err;
+
+ local = frame->local;
+
+ /*
+ * If we let it through despite not being the leader, then we just want
+ * to pass it on down without all of the additional xattrs, queuing, and
+ * so on. However, jbr_*_complete does depend on the initialization
+ * immediately above this.
+ */
+ if (!priv->leader) {
+ STACK_WIND (frame, jbr_@NAME@_complete,
+ FIRST_CHILD(this), FIRST_CHILD(this)->fops->@NAME@,
+ @SHORT_ARGS@);
+ return 0;
}
- if (local->qstub) {
- call_stub_destroy(local->qstub);
+
+ ret = jbr_initialize_xdata_set_attrs (this, &xdata);
+ if (ret)
+ goto err;
+
+ local->xdata = dict_ref(xdata);
+ local->stub = fop_@NAME@_stub (frame, jbr_@NAME@_continue,
+ @SHORT_ARGS@);
+ if (!local->stub) {
+ goto err;
}
- if (local->fd) {
- fd_unref(local->fd);
+
+ /*
+ * Can be used to just call_dispatch or be customised per fop to *
+ * perform ops specific to that particular fop. *
+ */
+ ret = jbr_@NAME@_perform_local_op (frame, this, &op_errno,
+ @SHORT_ARGS@);
+ if (ret)
+ goto err;
+
+ return ret;
+err:
+ if (local) {
+ if (local->stub) {
+ call_stub_destroy(local->stub);
+ }
+ if (local->qstub) {
+ call_stub_destroy(local->qstub);
+ }
+ if (local->fd) {
+ fd_unref(local->fd);
+ }
+ mem_put(local);
}
- mem_put(local);
- }
- STACK_UNWIND_STRICT(@NAME @, frame, -1, op_errno, @ERROR_ARGS @);
- return 0;
+ STACK_UNWIND_STRICT (@NAME@, frame, -1, op_errno,
+ @ERROR_ARGS@);
+ return 0;
}
/* template-name write-perform_local_op */
-int32_t jbr_ @NAME @_perform_local_op(call_frame_t *frame, xlator_t *this,
- int *op_errno, @LONG_ARGS @)
+int32_t
+jbr_@NAME@_perform_local_op (call_frame_t *frame, xlator_t *this, int *op_errno,
+ @LONG_ARGS@)
{
- int32_t ret = -1;
+ int32_t ret = -1;
- GF_VALIDATE_OR_GOTO("jbr", this, out);
- GF_VALIDATE_OR_GOTO(this->name, frame, out);
- GF_VALIDATE_OR_GOTO(this->name, op_errno, out);
+ GF_VALIDATE_OR_GOTO ("jbr", this, out);
+ GF_VALIDATE_OR_GOTO (this->name, frame, out);
+ GF_VALIDATE_OR_GOTO (this->name, op_errno, out);
- ret = jbr_ @NAME @_call_dispatch(frame, this, op_errno, @SHORT_ARGS @);
+ ret = jbr_@NAME@_call_dispatch (frame, this, op_errno,
+ @SHORT_ARGS@);
out:
- return ret;
+ return ret;
}
/* template-name write-call_dispatch */
-int32_t jbr_ @NAME @_call_dispatch(call_frame_t *frame, xlator_t *this,
- int *op_errno, @LONG_ARGS @)
+int32_t
+jbr_@NAME@_call_dispatch (call_frame_t *frame, xlator_t *this, int *op_errno,
+ @LONG_ARGS@)
{
- jbr_local_t *local = NULL;
- jbr_private_t *priv = NULL;
- int32_t ret = -1;
-
- GF_VALIDATE_OR_GOTO("jbr", this, out);
- priv = this->private;
- GF_VALIDATE_OR_GOTO(this->name, priv, out);
- GF_VALIDATE_OR_GOTO(this->name, frame, out);
- local = frame->local;
- GF_VALIDATE_OR_GOTO(this->name, local, out);
- GF_VALIDATE_OR_GOTO(this->name, op_errno, out);
+ jbr_local_t *local = NULL;
+ jbr_private_t *priv = NULL;
+ int32_t ret = -1;
+
+ GF_VALIDATE_OR_GOTO ("jbr", this, out);
+ priv = this->private;
+ GF_VALIDATE_OR_GOTO (this->name, priv, out);
+ GF_VALIDATE_OR_GOTO (this->name, frame, out);
+ local = frame->local;
+ GF_VALIDATE_OR_GOTO (this->name, local, out);
+ GF_VALIDATE_OR_GOTO (this->name, op_errno, out);
#if defined(JBR_CG_QUEUE)
- jbr_inode_ctx_t *ictx = jbr_get_inode_ctx(this, fd->inode);
- if (!ictx) {
- *op_errno = EIO;
- goto out;
- }
-
- LOCK(&ictx->lock);
- if (ictx->active) {
- gf_msg_debug(this->name, 0, "queuing request due to conflict");
- /*
- * TBD: enqueue only for real conflict
- *
- * Currently we just act like all writes are in
- * conflict with one another. What we should really do
- * is check the active/pending queues and defer only if
- * there's a conflict there.
- *
- * It's important to check the pending queue because we
- * might have an active request X which conflicts with
- * a pending request Y, and this request Z might
- * conflict with Y but not X. If we checked only the
- * active queue then Z could jump ahead of Y, which
- * would be incorrect.
- */
- local->qstub = fop_ @NAME
- @_stub(frame, jbr_ @NAME @_dispatch, @SHORT_ARGS @);
- if (!local->qstub) {
- UNLOCK(&ictx->lock);
- goto out;
+ jbr_inode_ctx_t *ictx = jbr_get_inode_ctx(this, fd->inode);
+ if (!ictx) {
+ *op_errno = EIO;
+ goto out;
}
- list_add_tail(&local->qlinks, &ictx->pqueue);
- ++(ictx->pending);
+
+ LOCK(&ictx->lock);
+ if (ictx->active) {
+ gf_msg_debug (this->name, 0,
+ "queuing request due to conflict");
+ /*
+ * TBD: enqueue only for real conflict
+ *
+ * Currently we just act like all writes are in
+ * conflict with one another. What we should really do
+ * is check the active/pending queues and defer only if
+ * there's a conflict there.
+ *
+ * It's important to check the pending queue because we
+ * might have an active request X which conflicts with
+ * a pending request Y, and this request Z might
+ * conflict with Y but not X. If we checked only the
+ * active queue then Z could jump ahead of Y, which
+ * would be incorrect.
+ */
+ local->qstub = fop_@NAME@_stub (frame,
+ jbr_@NAME@_dispatch,
+ @SHORT_ARGS@);
+ if (!local->qstub) {
+ UNLOCK(&ictx->lock);
+ goto out;
+ }
+ list_add_tail(&local->qlinks, &ictx->pqueue);
+ ++(ictx->pending);
+ UNLOCK(&ictx->lock);
+ ret = 0;
+ goto out;
+ } else {
+ list_add_tail(&local->qlinks, &ictx->aqueue);
+ ++(ictx->active);
+ }
UNLOCK(&ictx->lock);
- ret = 0;
- goto out;
- } else {
- list_add_tail(&local->qlinks, &ictx->aqueue);
- ++(ictx->active);
- }
- UNLOCK(&ictx->lock);
#endif
- ret = jbr_ @NAME @_dispatch(frame, this, @SHORT_ARGS @);
+ ret = jbr_@NAME@_dispatch (frame, this, @SHORT_ARGS@);
out:
- return ret;
+ return ret;
}
/* template-name write-dispatch */
-int32_t jbr_ @NAME @_dispatch(call_frame_t *frame, xlator_t *this, @LONG_ARGS @)
+int32_t
+jbr_@NAME@_dispatch (call_frame_t *frame, xlator_t *this,
+ @LONG_ARGS@)
{
- jbr_local_t *local = NULL;
- jbr_private_t *priv = NULL;
- int32_t ret = -1;
- xlator_list_t *trav;
-
- GF_VALIDATE_OR_GOTO("jbr", this, out);
- priv = this->private;
- GF_VALIDATE_OR_GOTO(this->name, priv, out);
- GF_VALIDATE_OR_GOTO(this->name, frame, out);
- local = frame->local;
- GF_VALIDATE_OR_GOTO(this->name, local, out);
-
- /*
- * TBD: unblock pending request(s) if we fail after this point but
- * before we get to jbr_@NAME@_complete (where that code currently
- * resides).
- */
-
- local->call_count = priv->n_children - 1;
- for (trav = this->children->next; trav; trav = trav->next) {
- STACK_WIND(frame, jbr_ @NAME @_fan_in, trav->xlator,
- trav->xlator->fops->@NAME @, @SHORT_ARGS @);
- }
-
- /* TBD: variable Issue count */
- ret = 0;
+ jbr_local_t *local = NULL;
+ jbr_private_t *priv = NULL;
+ int32_t ret = -1;
+ xlator_list_t *trav;
+
+ GF_VALIDATE_OR_GOTO ("jbr", this, out);
+ priv = this->private;
+ GF_VALIDATE_OR_GOTO (this->name, priv, out);
+ GF_VALIDATE_OR_GOTO (this->name, frame, out);
+ local = frame->local;
+ GF_VALIDATE_OR_GOTO (this->name, local, out);
+
+ /*
+ * TBD: unblock pending request(s) if we fail after this point but
+ * before we get to jbr_@NAME@_complete (where that code currently
+ * resides).
+ */
+
+ local->call_count = priv->n_children - 1;
+ for (trav = this->children->next; trav; trav = trav->next) {
+ STACK_WIND (frame, jbr_@NAME@_fan_in,
+ trav->xlator, trav->xlator->fops->@NAME@,
+ @SHORT_ARGS@);
+ }
+
+ /* TBD: variable Issue count */
+ ret = 0;
out:
- return ret;
+ return ret;
}
/* template-name write-fan-in */
-int32_t jbr_ @NAME @_fan_in(call_frame_t *frame, void *cookie, xlator_t *this,
- int32_t op_ret, int32_t op_errno, @LONG_ARGS @)
+int32_t
+jbr_@NAME@_fan_in (call_frame_t *frame, void *cookie, xlator_t *this,
+ int32_t op_ret, int32_t op_errno,
+ @LONG_ARGS@)
{
- jbr_local_t *local = NULL;
- int32_t ret = -1;
- uint8_t call_count;
-
- GF_VALIDATE_OR_GOTO("jbr", this, out);
- GF_VALIDATE_OR_GOTO(this->name, frame, out);
- local = frame->local;
- GF_VALIDATE_OR_GOTO(this->name, local, out);
-
- gf_msg_trace(this->name, 0, "op_ret = %d, op_errno = %d\n", op_ret,
- op_errno);
-
- LOCK(&frame->lock);
- call_count = --(local->call_count);
- if (op_ret != -1) {
- /* Increment the number of successful acks *
- * received for the operation. *
- */
- (local->successful_acks)++;
- local->successful_op_ret = op_ret;
- }
- gf_msg_debug(this->name, 0, "succ_acks = %d, op_ret = %d, op_errno = %d\n",
- op_ret, op_errno, local->successful_acks);
- UNLOCK(&frame->lock);
-
- /* TBD: variable Completion count */
- if (call_count == 0) {
- call_resume(local->stub);
- }
-
- ret = 0;
+ jbr_local_t *local = NULL;
+ int32_t ret = -1;
+ uint8_t call_count;
+
+ GF_VALIDATE_OR_GOTO ("jbr", this, out);
+ GF_VALIDATE_OR_GOTO (this->name, frame, out);
+ local = frame->local;
+ GF_VALIDATE_OR_GOTO (this->name, local, out);
+
+ gf_msg_trace (this->name, 0, "op_ret = %d, op_errno = %d\n",
+ op_ret, op_errno);
+
+ LOCK(&frame->lock);
+ call_count = --(local->call_count);
+ if (op_ret != -1) {
+ /* Increment the number of successful acks *
+ * received for the operation. *
+ */
+ (local->successful_acks)++;
+ local->successful_op_ret = op_ret;
+ }
+ gf_msg_debug (this->name, 0, "succ_acks = %d, op_ret = %d, op_errno = %d\n",
+ op_ret, op_errno, local->successful_acks);
+ UNLOCK(&frame->lock);
+
+ /* TBD: variable Completion count */
+ if (call_count == 0) {
+ call_resume(local->stub);
+ }
+
+ ret = 0;
out:
- return ret;
+ return ret;
}
/* template-name write-continue */
-int32_t jbr_ @NAME @_continue(call_frame_t *frame, xlator_t *this, @LONG_ARGS @)
+int32_t
+jbr_@NAME@_continue (call_frame_t *frame, xlator_t *this,
+ @LONG_ARGS@)
{
- int32_t ret = -1;
- gf_boolean_t result = _gf_false;
- jbr_local_t *local = NULL;
- jbr_local_t *new_local = NULL;
- jbr_private_t *priv = NULL;
- int32_t op_errno = 0;
-
- GF_VALIDATE_OR_GOTO("jbr", this, out);
- GF_VALIDATE_OR_GOTO(this->name, frame, out);
- priv = this->private;
- local = frame->local;
- GF_VALIDATE_OR_GOTO(this->name, priv, out);
- GF_VALIDATE_OR_GOTO(this->name, local, out);
-
- /* Perform quorum check to see if the leader needs *
- * to perform the operation. If the operation will not *
- * meet quorum irrespective of the leader's result *
- * there is no point in the leader performing the fop *
- */
- result = fop_quorum_check(this, (double)priv->n_children,
- (double)local->successful_acks + 1);
- if (result == _gf_false) {
- gf_msg(this->name, GF_LOG_ERROR, EROFS, J_MSG_QUORUM_NOT_MET,
- "Didn't receive enough acks "
- "to meet quorum. Failing the operation without trying "
- "it on the leader.");
+ int32_t ret = -1;
+ gf_boolean_t result = _gf_false;
+ jbr_local_t *local = NULL;
+ jbr_local_t *new_local = NULL;
+ jbr_private_t *priv = NULL;
+ int32_t op_errno = 0;
+
+ GF_VALIDATE_OR_GOTO ("jbr", this, out);
+ GF_VALIDATE_OR_GOTO (this->name, frame, out);
+ priv = this->private;
+ local = frame->local;
+ GF_VALIDATE_OR_GOTO (this->name, priv, out);
+ GF_VALIDATE_OR_GOTO (this->name, local, out);
+
+ /* Perform quorum check to see if the leader needs *
+ * to perform the operation. If the operation will not *
+ * meet quorum irrespective of the leader's result *
+ * there is no point in the leader performing the fop *
+ */
+ result = fop_quorum_check (this, (double)priv->n_children,
+ (double)local->successful_acks + 1);
+ if (result == _gf_false) {
+ gf_msg (this->name, GF_LOG_ERROR, EROFS,
+ J_MSG_QUORUM_NOT_MET, "Didn't receive enough acks "
+ "to meet quorum. Failing the operation without trying "
+ "it on the leader.");
#if defined(JBR_CG_QUEUE)
- /*
- * In case of a fop failure, before unwinding need to *
- * remove it from queue *
- */
- ret = jbr_remove_from_queue(frame, this);
- if (ret) {
- gf_msg(this->name, GF_LOG_ERROR, 0, J_MSG_GENERIC,
- "Failed to remove from queue.");
- }
+ /*
+ * In case of a fop failure, before unwinding need to *
+ * remove it from queue *
+ */
+ ret = jbr_remove_from_queue (frame, this);
+ if (ret) {
+ gf_msg (this->name, GF_LOG_ERROR, 0,
+ J_MSG_GENERIC, "Failed to remove from queue.");
+ }
#endif
- /*
- * In this case, the quorum is not met on the followers *
- * So the operation will not be performed on the leader *
- * and a rollback will be sent via GF_FOP_IPC to all the *
- * followers, where this particular fop's term and index *
- * numbers will be journaled, and later used to rollback *
- */
- call_frame_t *new_frame;
-
- new_frame = copy_frame(frame);
-
- if (new_frame) {
- new_local = mem_get0(this->local_pool);
- if (new_local) {
- INIT_LIST_HEAD(&new_local->qlinks);
- ret = dict_set_int32(local->xdata, "rollback-fop",
- GF_FOP_ @UPNAME @);
- if (ret) {
- gf_msg(this->name, GF_LOG_ERROR, 0, J_MSG_DICT_FLR,
- "failed to set rollback-fop");
+ /*
+ * In this case, the quorum is not met on the followers *
+ * So the operation will not be performed on the leader *
+ * and a rollback will be sent via GF_FOP_IPC to all the *
+ * followers, where this particular fop's term and index *
+ * numbers will be journaled, and later used to rollback *
+ */
+ call_frame_t *new_frame;
+
+ new_frame = copy_frame (frame);
+
+ if (new_frame) {
+ new_local = mem_get0(this->local_pool);
+ if (new_local) {
+ INIT_LIST_HEAD(&new_local->qlinks);
+ ret = dict_set_int32 (local->xdata,
+ "rollback-fop",
+ GF_FOP_@UPNAME@);
+ if (ret) {
+ gf_msg (this->name, GF_LOG_ERROR, 0,
+ J_MSG_DICT_FLR,
+ "failed to set rollback-fop");
+ } else {
+ new_local->xdata = dict_ref(local->xdata);
+ new_frame->local = new_local;
+ jbr_ipc_call_dispatch (new_frame,
+ this, &op_errno,
+ FDL_IPC_JBR_SERVER_ROLLBACK,
+ new_local->xdata);
+ }
+ } else {
+ gf_log (this->name, GF_LOG_WARNING,
+ "Could not create local for new_frame");
+ }
} else {
- new_local->xdata = dict_ref(local->xdata);
- new_frame->local = new_local;
- jbr_ipc_call_dispatch(new_frame, this, &op_errno,
- FDL_IPC_JBR_SERVER_ROLLBACK,
- new_local->xdata);
+ gf_log (this->name, GF_LOG_WARNING,
+ "Could not send rollback ipc");
}
- } else {
- gf_log(this->name, GF_LOG_WARNING,
- "Could not create local for new_frame");
- }
+
+ STACK_UNWIND_STRICT (@NAME@, frame, -1, EROFS,
+ @ERROR_ARGS@);
} else {
- gf_log(this->name, GF_LOG_WARNING, "Could not send rollback ipc");
+ STACK_WIND (frame, jbr_@NAME@_complete,
+ FIRST_CHILD(this), FIRST_CHILD(this)->fops->@NAME@,
+ @SHORT_ARGS@);
}
- STACK_UNWIND_STRICT(@NAME @, frame, -1, EROFS, @ERROR_ARGS @);
- } else {
- STACK_WIND(frame, jbr_ @NAME @_complete, FIRST_CHILD(this),
- FIRST_CHILD(this)->fops->@NAME @, @SHORT_ARGS @);
- }
-
out:
- return 0;
+ return 0;
}
/* template-name write-complete */
-int32_t jbr_ @NAME @_complete(call_frame_t *frame, void *cookie, xlator_t *this,
- int32_t op_ret, int32_t op_errno, @LONG_ARGS @)
+int32_t
+jbr_@NAME@_complete (call_frame_t *frame, void *cookie, xlator_t *this,
+ int32_t op_ret, int32_t op_errno,
+ @LONG_ARGS@)
{
- int32_t ret = -1;
- gf_boolean_t result = _gf_false;
- jbr_private_t *priv = NULL;
- jbr_local_t *local = NULL;
- jbr_local_t *new_local = NULL;
-
- GF_VALIDATE_OR_GOTO("jbr", this, err);
- GF_VALIDATE_OR_GOTO(this->name, frame, err);
- priv = this->private;
- local = frame->local;
- GF_VALIDATE_OR_GOTO(this->name, priv, err);
- GF_VALIDATE_OR_GOTO(this->name, local, err);
-
- /* If the fop failed on the leader, then reduce one successful ack
- * before calculating the fop quorum
- */
- LOCK(&frame->lock);
- if (op_ret == -1)
- (local->successful_acks)--;
- UNLOCK(&frame->lock);
+ int32_t ret = -1;
+ gf_boolean_t result = _gf_false;
+ jbr_private_t *priv = NULL;
+ jbr_local_t *local = NULL;
+ jbr_local_t *new_local = NULL;
+
+ GF_VALIDATE_OR_GOTO ("jbr", this, err);
+ GF_VALIDATE_OR_GOTO (this->name, frame, err);
+ priv = this->private;
+ local = frame->local;
+ GF_VALIDATE_OR_GOTO (this->name, priv, err);
+ GF_VALIDATE_OR_GOTO (this->name, local, err);
+
+ /* If the fop failed on the leader, then reduce one successful ack
+ * before calculating the fop quorum
+ */
+ LOCK(&frame->lock);
+ if (op_ret == -1)
+ (local->successful_acks)--;
+ UNLOCK(&frame->lock);
#if defined(JBR_CG_QUEUE)
- ret = jbr_remove_from_queue(frame, this);
- if (ret)
- goto err;
+ ret = jbr_remove_from_queue (frame, this);
+ if (ret)
+ goto err;
#endif
#if defined(JBR_CG_FSYNC)
- jbr_mark_fd_dirty(this, local);
+ jbr_mark_fd_dirty(this, local);
#endif
#if defined(JBR_CG_NEED_FD)
- fd_unref(local->fd);
+ fd_unref(local->fd);
#endif
- /* After the leader completes the fop, a quorum check is *
- * performed, taking into account the outcome of the fop *
- * on the leader. Irrespective of the fop being successful *
- * or failing on the leader, the result of the quorum will *
- * determine if the overall fop is successful or not. For *
- * example, a fop might have succeeded on every node except *
- * the leader, in which case as quorum is being met, the fop *
- * will be treated as a successful fop, even though it failed *
- * on the leader. On follower nodes, no quorum check should *
- * be done, and the result is returned to the leader as is. *
- */
- if (priv->leader) {
- result = fop_quorum_check(this, (double)priv->n_children,
- (double)local->successful_acks + 1);
- if (result == _gf_false) {
- op_ret = -1;
- op_errno = EROFS;
- gf_msg(this->name, GF_LOG_ERROR, EROFS, J_MSG_QUORUM_NOT_MET,
- "Quorum is not met. "
- "The operation has failed.");
- /*
- * In this case, the quorum is not met after the *
- * operation is performed on the leader. Hence a *
- * rollback will be sent via GF_FOP_IPC to the leader *
- * where this particular fop's term and index numbers *
- * will be journaled, and later used to rollback. *
- * The same will be done on all the followers *
- */
- call_frame_t *new_frame;
-
- new_frame = copy_frame(frame);
- if (new_frame) {
- new_local = mem_get0(this->local_pool);
- if (new_local) {
- INIT_LIST_HEAD(&new_local->qlinks);
- gf_msg(this->name, GF_LOG_ERROR, 0, J_MSG_DICT_FLR,
- "op = %d", new_frame->op);
- ret = dict_set_int32(local->xdata, "rollback-fop",
- GF_FOP_ @UPNAME @);
- if (ret) {
- gf_msg(this->name, GF_LOG_ERROR, 0, J_MSG_DICT_FLR,
- "failed to set "
- "rollback-fop");
- } else {
- new_local->xdata = dict_ref(local->xdata);
- new_frame->local = new_local;
+ /* After the leader completes the fop, a quorum check is *
+ * performed, taking into account the outcome of the fop *
+ * on the leader. Irrespective of the fop being successful *
+ * or failing on the leader, the result of the quorum will *
+ * determine if the overall fop is successful or not. For *
+ * example, a fop might have succeeded on every node except *
+ * the leader, in which case as quorum is being met, the fop *
+ * will be treated as a successful fop, even though it failed *
+ * on the leader. On follower nodes, no quorum check should *
+ * be done, and the result is returned to the leader as is. *
+ */
+ if (priv->leader) {
+ result = fop_quorum_check (this, (double)priv->n_children,
+ (double)local->successful_acks + 1);
+ if (result == _gf_false) {
+ op_ret = -1;
+ op_errno = EROFS;
+ gf_msg (this->name, GF_LOG_ERROR, EROFS,
+ J_MSG_QUORUM_NOT_MET, "Quorum is not met. "
+ "The operation has failed.");
/*
- * Calling STACK_WIND instead *
- * of jbr_ipc as it will not *
- * unwind to the previous *
- * translators like it will *
- * in case of jbr_ipc. *
+ * In this case, the quorum is not met after the *
+ * operation is performed on the leader. Hence a *
+ * rollback will be sent via GF_FOP_IPC to the leader *
+ * where this particular fop's term and index numbers *
+ * will be journaled, and later used to rollback. *
+ * The same will be done on all the followers *
*/
- STACK_WIND(
- new_frame, jbr_ipc_complete, FIRST_CHILD(this),
- FIRST_CHILD(this)->fops->ipc,
- FDL_IPC_JBR_SERVER_ROLLBACK, new_local->xdata);
- }
+ call_frame_t *new_frame;
+
+ new_frame = copy_frame (frame);
+ if (new_frame) {
+ new_local = mem_get0(this->local_pool);
+ if (new_local) {
+ INIT_LIST_HEAD(&new_local->qlinks);
+ gf_msg (this->name, GF_LOG_ERROR, 0,
+ J_MSG_DICT_FLR, "op = %d",
+ new_frame->op);
+ ret = dict_set_int32 (local->xdata,
+ "rollback-fop",
+ GF_FOP_@UPNAME@);
+ if (ret) {
+ gf_msg (this->name,
+ GF_LOG_ERROR, 0,
+ J_MSG_DICT_FLR,
+ "failed to set "
+ "rollback-fop");
+ } else {
+ new_local->xdata = dict_ref (local->xdata);
+ new_frame->local = new_local;
+ /*
+ * Calling STACK_WIND instead *
+ * of jbr_ipc as it will not *
+ * unwind to the previous *
+ * translators like it will *
+ * in case of jbr_ipc. *
+ */
+ STACK_WIND (new_frame,
+ jbr_ipc_complete,
+ FIRST_CHILD(this),
+ FIRST_CHILD(this)->fops->ipc,
+ FDL_IPC_JBR_SERVER_ROLLBACK,
+ new_local->xdata);
+ }
+ } else {
+ gf_log (this->name, GF_LOG_WARNING,
+ "Could not create local "
+ "for new_frame");
+ }
+ } else {
+ gf_log (this->name, GF_LOG_WARNING,
+ "Could not send rollback ipc");
+ }
} else {
- gf_log(this->name, GF_LOG_WARNING,
- "Could not create local "
- "for new_frame");
- }
- } else {
- gf_log(this->name, GF_LOG_WARNING,
- "Could not send rollback ipc");
- }
- } else {
#if defined(JBR_CG_NEED_FD)
- op_ret = local->successful_op_ret;
+ op_ret = local->successful_op_ret;
#else
- op_ret = 0;
+ op_ret = 0;
#endif
- op_errno = 0;
- gf_msg_debug(this->name, 0,
- "Quorum has met. The operation has succeeded.");
+ op_errno = 0;
+ gf_msg_debug (this->name, 0,
+ "Quorum has met. The operation has succeeded.");
+ }
}
- }
- /*
- * Unrefing the reference taken in jbr_@NAME@ () *
- */
- dict_unref(local->xdata);
+ /*
+ * Unrefing the reference taken in jbr_@NAME@ () *
+ */
+ dict_unref (local->xdata);
+
+ STACK_UNWIND_STRICT (@NAME@, frame, op_ret, op_errno,
+ @SHORT_ARGS@);
- STACK_UNWIND_STRICT(@NAME @, frame, op_ret, op_errno, @SHORT_ARGS @);
- return 0;
+ return 0;
err:
- STACK_UNWIND_STRICT(@NAME @, frame, -1, 0, @SHORT_ARGS @);
+ STACK_UNWIND_STRICT (@NAME@, frame, -1, 0,
+ @SHORT_ARGS@);
- return 0;
+ return 0;
}