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Diffstat (limited to 'xlators/storage/posix/src/posix-common.c')
-rw-r--r--xlators/storage/posix/src/posix-common.c163
1 files changed, 137 insertions, 26 deletions
diff --git a/xlators/storage/posix/src/posix-common.c b/xlators/storage/posix/src/posix-common.c
index f400394..f10722e 100644
--- a/xlators/storage/posix/src/posix-common.c
+++ b/xlators/storage/posix/src/posix-common.c
@@ -140,6 +140,7 @@ posix_notify(xlator_t *this, int32_t event, void *data, ...)
struct timespec sleep_till = {
0,
};
+ glusterfs_ctx_t *ctx = this->ctx;
switch (event) {
case GF_EVENT_PARENT_UP: {
@@ -150,8 +151,6 @@ posix_notify(xlator_t *this, int32_t event, void *data, ...)
case GF_EVENT_PARENT_DOWN: {
if (!victim->cleanup_starting)
break;
- gf_log(this->name, GF_LOG_INFO, "Sending CHILD_DOWN for brick %s",
- victim->name);
if (priv->janitor) {
pthread_mutex_lock(&priv->janitor_mutex);
@@ -160,7 +159,7 @@ posix_notify(xlator_t *this, int32_t event, void *data, ...)
ret = gf_tw_del_timer(this->ctx->tw->timer_wheel,
priv->janitor);
if (!ret) {
- clock_gettime(CLOCK_REALTIME, &sleep_till);
+ timespec_now_realtime(&sleep_till);
sleep_till.tv_sec += 1;
/* Wait to set janitor_task flag to _gf_false by
* janitor_task_done */
@@ -168,7 +167,7 @@ posix_notify(xlator_t *this, int32_t event, void *data, ...)
(void)pthread_cond_timedwait(&priv->janitor_cond,
&priv->janitor_mutex,
&sleep_till);
- clock_gettime(CLOCK_REALTIME, &sleep_till);
+ timespec_now_realtime(&sleep_till);
sleep_till.tv_sec += 1;
}
}
@@ -177,6 +176,16 @@ posix_notify(xlator_t *this, int32_t event, void *data, ...)
GF_FREE(priv->janitor);
}
priv->janitor = NULL;
+ pthread_mutex_lock(&ctx->fd_lock);
+ {
+ while (priv->rel_fdcount > 0) {
+ pthread_cond_wait(&priv->fd_cond, &ctx->fd_lock);
+ }
+ }
+ pthread_mutex_unlock(&ctx->fd_lock);
+
+ gf_log(this->name, GF_LOG_INFO, "Sending CHILD_DOWN for brick %s",
+ victim->name);
default_notify(this->parents->xlator, GF_EVENT_CHILD_DOWN, data);
} break;
default:
@@ -543,6 +552,30 @@ posix_create_unlink_dir(xlator_t *this)
return 0;
}
+int
+posix_create_open_directory_based_fd(xlator_t *this, int pdirfd, char *dir_name)
+{
+ int ret = -1;
+
+ ret = sys_openat(pdirfd, dir_name, (O_DIRECTORY | O_RDONLY), 0);
+ if (ret < 0 && errno == ENOENT) {
+ ret = sys_mkdirat(pdirfd, dir_name, 0700);
+ if (ret < 0) {
+ gf_msg(this->name, GF_LOG_ERROR, errno, P_MSG_HANDLE_CREATE,
+ "Creating directory %s failed", dir_name);
+ goto out;
+ }
+ ret = sys_openat(pdirfd, dir_name, (O_DIRECTORY | O_RDONLY), 0);
+ if (ret < 0 && errno != EEXIST) {
+ gf_msg(this->name, GF_LOG_ERROR, errno, P_MSG_HANDLE_CREATE,
+ "error mkdir hash-1 %s ", dir_name);
+ goto out;
+ }
+ }
+out:
+ return ret;
+}
+
/**
* init -
*/
@@ -579,6 +612,15 @@ posix_init(xlator_t *this)
int force_directory = -1;
int create_mask = -1;
int create_directory_mask = -1;
+ char dir_handle[PATH_MAX] = {
+ 0,
+ };
+ int i;
+ char fhash[4] = {
+ 0,
+ };
+ int hdirfd = -1;
+ char value;
dir_data = dict_get(this->options, "directory");
@@ -621,6 +663,11 @@ posix_init(xlator_t *this)
_private->base_path = gf_strdup(dir_data->data);
_private->base_path_length = dir_data->len - 1;
+ _private->dirfd = -1;
+ _private->mount_lock = -1;
+ for (i = 0; i < 256; i++)
+ _private->arrdfd[i] = -1;
+
ret = dict_get_str(this->options, "hostname", &_private->hostname);
if (ret) {
_private->hostname = GF_CALLOC(256, sizeof(char), gf_common_mt_char);
@@ -635,16 +682,11 @@ posix_init(xlator_t *this)
}
/* Check for Extended attribute support, if not present, log it */
- op_ret = sys_lsetxattr(dir_data->data, "trusted.glusterfs.test", "working",
- 8, 0);
- if (op_ret != -1) {
- ret = sys_lremovexattr(dir_data->data, "trusted.glusterfs.test");
- if (ret) {
- gf_msg(this->name, GF_LOG_DEBUG, errno, P_MSG_INVALID_OPTION,
- "failed to remove xattr: "
- "trusted.glusterfs.test");
- }
- } else {
+ size = sys_lgetxattr(dir_data->data, "user.x", &value, sizeof(value));
+
+ if ((size == -1) && (errno == EOPNOTSUPP)) {
+ gf_msg(this->name, GF_LOG_DEBUG, 0, P_MSG_XDATA_GETXATTR,
+ "getxattr returned %zd", size);
tmp_data = dict_get(this->options, "mandate-attribute");
if (tmp_data) {
if (gf_string2boolean(tmp_data->data, &tmp_bool) == -1) {
@@ -893,8 +935,9 @@ posix_init(xlator_t *this)
/* performing open dir on brick dir locks the brick dir
* and prevents it from being unmounted
*/
- _private->mount_lock = sys_opendir(dir_data->data);
- if (!_private->mount_lock) {
+ _private->mount_lock = sys_open(dir_data->data, (O_DIRECTORY | O_RDONLY),
+ 0);
+ if (_private->mount_lock < 0) {
ret = -1;
op_errno = errno;
gf_msg(this->name, GF_LOG_ERROR, 0, P_MSG_DIR_OPERATION_FAILED,
@@ -938,6 +981,28 @@ posix_init(xlator_t *this)
}
this->private = (void *)_private;
+ snprintf(dir_handle, sizeof(dir_handle), "%s/%s", _private->base_path,
+ GF_HIDDEN_PATH);
+ hdirfd = posix_create_open_directory_based_fd(this, _private->mount_lock,
+ dir_handle);
+ if (hdirfd < 0) {
+ gf_msg(this->name, GF_LOG_ERROR, errno, P_MSG_HANDLE_CREATE,
+ "error open directory failed for dir %s", dir_handle);
+ ret = -1;
+ goto out;
+ }
+ _private->dirfd = hdirfd;
+ for (i = 0; i < 256; i++) {
+ snprintf(fhash, sizeof(fhash), "%02x", i);
+ _private->arrdfd[i] = posix_create_open_directory_based_fd(this, hdirfd,
+ fhash);
+ if (_private->arrdfd[i] < 0) {
+ gf_msg(this->name, GF_LOG_ERROR, errno, P_MSG_HANDLE_CREATE,
+ "error openat failed for file %s", fhash);
+ ret = -1;
+ goto out;
+ }
+ }
op_ret = posix_handle_init(this);
if (op_ret == -1) {
@@ -1028,7 +1093,9 @@ posix_init(xlator_t *this)
pthread_cond_init(&_private->fsync_cond, NULL);
pthread_mutex_init(&_private->janitor_mutex, NULL);
pthread_cond_init(&_private->janitor_cond, NULL);
+ pthread_cond_init(&_private->fd_cond, NULL);
INIT_LIST_HEAD(&_private->fsyncs);
+ _private->rel_fdcount = 0;
ret = posix_spawn_ctx_janitor_thread(this);
if (ret)
goto out;
@@ -1105,9 +1172,27 @@ posix_init(xlator_t *this)
out);
GF_OPTION_INIT("ctime", _private->ctime, bool, out);
+
out:
if (ret) {
if (_private) {
+ if (_private->dirfd >= 0) {
+ sys_close(_private->dirfd);
+ _private->dirfd = -1;
+ }
+
+ for (i = 0; i < 256; i++) {
+ if (_private->arrdfd[i] >= 0) {
+ sys_close(_private->arrdfd[i]);
+ _private->arrdfd[i] = -1;
+ }
+ }
+ /*unlock brick dir*/
+ if (_private->mount_lock >= 0) {
+ (void)sys_close(_private->mount_lock);
+ _private->mount_lock = -1;
+ }
+
GF_FREE(_private->base_path);
GF_FREE(_private->hostname);
@@ -1127,7 +1212,10 @@ posix_fini(xlator_t *this)
{
struct posix_private *priv = this->private;
gf_boolean_t health_check = _gf_false;
+ glusterfs_ctx_t *ctx = this->ctx;
+ uint32_t count;
int ret = 0;
+ int i = 0;
if (!priv)
return;
@@ -1138,6 +1226,18 @@ posix_fini(xlator_t *this)
}
UNLOCK(&priv->lock);
+ if (priv->dirfd >= 0) {
+ sys_close(priv->dirfd);
+ priv->dirfd = -1;
+ }
+
+ for (i = 0; i < 256; i++) {
+ if (priv->arrdfd[i] >= 0) {
+ sys_close(priv->arrdfd[i]);
+ priv->arrdfd[i] = -1;
+ }
+ }
+
if (health_check) {
(void)gf_thread_cleanup_xint(priv->health_check);
priv->health_check = 0;
@@ -1160,13 +1260,28 @@ posix_fini(xlator_t *this)
priv->janitor = NULL;
}
+ pthread_mutex_lock(&ctx->fd_lock);
+ {
+ count = --ctx->pxl_count;
+ if (count == 0) {
+ pthread_cond_signal(&ctx->fd_cond);
+ }
+ }
+ pthread_mutex_unlock(&ctx->fd_lock);
+
+ if (count == 0) {
+ pthread_join(ctx->janitor, NULL);
+ }
+
if (priv->fsyncer) {
(void)gf_thread_cleanup_xint(priv->fsyncer);
priv->fsyncer = 0;
}
/*unlock brick dir*/
- if (priv->mount_lock)
- (void)sys_closedir(priv->mount_lock);
+ if (priv->mount_lock >= 0) {
+ (void)sys_close(priv->mount_lock);
+ priv->mount_lock = -1;
+ }
GF_FREE(priv->base_path);
LOCK_DESTROY(&priv->lock);
@@ -1351,24 +1466,21 @@ struct volume_options posix_options[] = {
.min = 0000,
.max = 0777,
.default_value = "0000",
- .validate = GF_OPT_VALIDATE_MIN,
- .validate = GF_OPT_VALIDATE_MAX,
+ .validate = GF_OPT_VALIDATE_BOTH,
.description = "Mode bit permission that will always be set on a file."},
{.key = {"force-directory-mode"},
.type = GF_OPTION_TYPE_INT,
.min = 0000,
.max = 0777,
.default_value = "0000",
- .validate = GF_OPT_VALIDATE_MIN,
- .validate = GF_OPT_VALIDATE_MAX,
+ .validate = GF_OPT_VALIDATE_BOTH,
.description = "Mode bit permission that will be always set on directory"},
{.key = {"create-mask"},
.type = GF_OPTION_TYPE_INT,
.min = 0000,
.max = 0777,
.default_value = "0777",
- .validate = GF_OPT_VALIDATE_MIN,
- .validate = GF_OPT_VALIDATE_MAX,
+ .validate = GF_OPT_VALIDATE_BOTH,
.description = "Any bit not set here will be removed from the"
"modes set on a file when it is created"},
{.key = {"create-directory-mask"},
@@ -1376,8 +1488,7 @@ struct volume_options posix_options[] = {
.min = 0000,
.max = 0777,
.default_value = "0777",
- .validate = GF_OPT_VALIDATE_MIN,
- .validate = GF_OPT_VALIDATE_MAX,
+ .validate = GF_OPT_VALIDATE_BOTH,
.description = "Any bit not set here will be removed from the"
"modes set on a directory when it is created"},
{.key = {"max-hardlinks"},