The following changes since commit fe8d0f4c54f0c308c9a02a4e3c2f5084e8bf5461:
Fio 2.9 (2016-04-28 16:23:10 -0600)
are available in the git repository at:
git://git.kernel.dk/fio.git master
for you to fetch changes up to 08a2cbf64720d9371ea4649b1bdc00257916a326:
Update RBD documentation (2016-05-02 08:25:16 -0600)
----------------------------------------------------------------
Jens Axboe (1):
Update RBD documentation
Tianqing (1):
rbd: add clustername option
HOWTO | 9 +++++++++
engines/rbd.c | 30 +++++++++++++++++++++++++++++-
fio.1 | 7 ++++++-
3 files changed, 44 insertions(+), 2 deletions(-)
---
Diff of recent changes:
diff --git a/HOWTO b/HOWTO
index 2be1648..1f523d3 100644
--- a/HOWTO
+++ b/HOWTO
@@ -1888,6 +1888,15 @@ be the starting port number since fio will use a range of ports.
1 : allocate space immidietly inside defragment event,
and free right after event
+[rbd] clustername=str Specifies the name of the Ceph cluster.
+[rbd] rbdname=str Specifies the name of the RBD.
+[rbd] pool=str Specifies the naem of the Ceph pool containing RBD.
+[rbd] clientname=str Specifies the username (without the 'client.' prefix)
+ used to access the Ceph cluster. If the clustername is
+ specified, the clientmae shall be the full type.id
+ string. If no type. prefix is given, fio will add
+ 'client.' by default.
+
[mtd] skip_bad=bool Skip operations against known bad blocks.
[libhdfs] hdfsdirectory libhdfs will create chunk in this HDFS directory
diff --git a/engines/rbd.c b/engines/rbd.c
index 8252d27..87ed360 100644
--- a/engines/rbd.c
+++ b/engines/rbd.c
@@ -27,6 +27,7 @@ struct rbd_data {
struct rbd_options {
void *pad;
+ char *cluster_name;
char *rbd_name;
char *pool_name;
char *client_name;
@@ -34,6 +35,15 @@ struct rbd_options {
};
static struct fio_option options[] = {
+ {
+ .name = "clustername",
+ .lname = "ceph cluster name",
+ .type = FIO_OPT_STR_STORE,
+ .help = "Cluster name for ceph",
+ .off1 = offsetof(struct rbd_options, cluster_name),
+ .category = FIO_OPT_C_ENGINE,
+ .group = FIO_OPT_G_RBD,
+ },
{
.name = "rbdname",
.lname = "rbd engine rbdname",
@@ -112,7 +122,25 @@ static int _fio_rbd_connect(struct thread_data *td)
struct rbd_options *o = td->eo;
int r;
- r = rados_create(&rbd->cluster, o->client_name);
+ if (o->cluster_name) {
+ char *client_name = NULL;
+
+ /*
+ * If we specify cluser name, the rados_creat2
+ * will not assume 'client.'. name is considered
+ * as a full type.id namestr
+ */
+ if (!index(o->client_name, '.')) {
+ client_name = calloc(1, strlen("client.") +
+ strlen(o->client_name) + 1);
+ strcat(client_name, "client.");
+ o->client_name = strcat(client_name, o->client_name);
+ }
+ r = rados_create2(&rbd->cluster, o->cluster_name,
+ o->client_name, 0);
+ } else
+ r = rados_create(&rbd->cluster, o->client_name);
+
if (r < 0) {
log_err("rados_create failed.\n");
goto failed_early;
diff --git a/fio.1 b/fio.1
index e502dfe..73fdee6 100644
--- a/fio.1
+++ b/fio.1
@@ -1772,6 +1772,9 @@ Preallocate donor's file on init
.BI 1:
allocate space immediately inside defragment event, and free right after event
.RE
+.TP
+.BI (rbd)clustername \fR=\fPstr
+Specifies the name of the ceph cluster.
.TP
.BI (rbd)rbdname \fR=\fPstr
Specifies the name of the RBD.
@@ -1780,7 +1783,9 @@ Specifies the name of the RBD.
Specifies the name of the Ceph pool containing the RBD.
.TP
.BI (rbd)clientname \fR=\fPstr
-Specifies the username (without the 'client.' prefix) used to access the Ceph cluster.
+Specifies the username (without the 'client.' prefix) used to access the Ceph
+cluster. If the clustername is specified, the clientname shall be the full
+type.id string. If no type. prefix is given, fio will add 'client.' by default.
.TP
.BI (mtd)skipbad \fR=\fPbool
Skip operations against known bad blocks.
--
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