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authorDon Dugger <n0ano@n0ano.com>2016-06-03 03:33:22 +0000
committerGerrit Code Review <gerrit@172.30.200.206>2016-06-03 03:33:23 +0000
commitda27230f80795d0028333713f036d44c53cb0e68 (patch)
treeb3d379eaf000adf72b36cb01cdf4d79c3e3f064c /qemu/block/rbd.c
parent0e68cb048bb8aadb14675f5d4286d8ab2fc35449 (diff)
parent437fd90c0250dee670290f9b714253671a990160 (diff)
Merge "These changes are the raw update to qemu-2.6."
Diffstat (limited to 'qemu/block/rbd.c')
-rw-r--r--qemu/block/rbd.c52
1 files changed, 50 insertions, 2 deletions
diff --git a/qemu/block/rbd.c b/qemu/block/rbd.c
index a60a19d58..5bc5b3253 100644
--- a/qemu/block/rbd.c
+++ b/qemu/block/rbd.c
@@ -11,11 +11,13 @@
* GNU GPL, version 2 or (at your option) any later version.
*/
-#include <inttypes.h>
+#include "qemu/osdep.h"
-#include "qemu-common.h"
+#include "qapi/error.h"
#include "qemu/error-report.h"
#include "block/block_int.h"
+#include "crypto/secret.h"
+#include "qemu/cutils.h"
#include <rbd/librbd.h>
@@ -228,6 +230,27 @@ static char *qemu_rbd_parse_clientname(const char *conf, char *clientname)
return NULL;
}
+
+static int qemu_rbd_set_auth(rados_t cluster, const char *secretid,
+ Error **errp)
+{
+ if (secretid == 0) {
+ return 0;
+ }
+
+ gchar *secret = qcrypto_secret_lookup_as_base64(secretid,
+ errp);
+ if (!secret) {
+ return -1;
+ }
+
+ rados_conf_set(cluster, "key", secret);
+ g_free(secret);
+
+ return 0;
+}
+
+
static int qemu_rbd_set_conf(rados_t cluster, const char *conf,
bool only_read_conf_file,
Error **errp)
@@ -299,10 +322,13 @@ static int qemu_rbd_create(const char *filename, QemuOpts *opts, Error **errp)
char conf[RBD_MAX_CONF_SIZE];
char clientname_buf[RBD_MAX_CONF_SIZE];
char *clientname;
+ const char *secretid;
rados_t cluster;
rados_ioctx_t io_ctx;
int ret;
+ secretid = qemu_opt_get(opts, "password-secret");
+
if (qemu_rbd_parsename(filename, pool, sizeof(pool),
snap_buf, sizeof(snap_buf),
name, sizeof(name),
@@ -350,6 +376,11 @@ static int qemu_rbd_create(const char *filename, QemuOpts *opts, Error **errp)
return -EIO;
}
+ if (qemu_rbd_set_auth(cluster, secretid, errp) < 0) {
+ rados_shutdown(cluster);
+ return -EIO;
+ }
+
if (rados_connect(cluster) < 0) {
error_setg(errp, "error connecting");
rados_shutdown(cluster);
@@ -423,6 +454,11 @@ static QemuOptsList runtime_opts = {
.type = QEMU_OPT_STRING,
.help = "Specification of the rbd image",
},
+ {
+ .name = "password-secret",
+ .type = QEMU_OPT_STRING,
+ .help = "ID of secret providing the password",
+ },
{ /* end of list */ }
},
};
@@ -436,6 +472,7 @@ static int qemu_rbd_open(BlockDriverState *bs, QDict *options, int flags,
char conf[RBD_MAX_CONF_SIZE];
char clientname_buf[RBD_MAX_CONF_SIZE];
char *clientname;
+ const char *secretid;
QemuOpts *opts;
Error *local_err = NULL;
const char *filename;
@@ -450,6 +487,7 @@ static int qemu_rbd_open(BlockDriverState *bs, QDict *options, int flags,
}
filename = qemu_opt_get(opts, "filename");
+ secretid = qemu_opt_get(opts, "password-secret");
if (qemu_rbd_parsename(filename, pool, sizeof(pool),
snap_buf, sizeof(snap_buf),
@@ -488,6 +526,11 @@ static int qemu_rbd_open(BlockDriverState *bs, QDict *options, int flags,
}
}
+ if (qemu_rbd_set_auth(s->cluster, secretid, errp) < 0) {
+ r = -EIO;
+ goto failed_shutdown;
+ }
+
/*
* Fallback to more conservative semantics if setting cache
* options fails. Ignore errors from setting rbd_cache because the
@@ -919,6 +962,11 @@ static QemuOptsList qemu_rbd_create_opts = {
.type = QEMU_OPT_SIZE,
.help = "RBD object size"
},
+ {
+ .name = "password-secret",
+ .type = QEMU_OPT_STRING,
+ .help = "ID of secret providing the password",
+ },
{ /* end of list */ }
}
};