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rbd: Include return statuses from librados/librbd in logging

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With this information it's easier for the user to debug what is
going wrong.
This commit is contained in:
Wido den Hollander 2014-02-25 10:50:35 +01:00 committed by Ján Tomko
parent 723e2f8468
commit 761491eb7c
1 changed files with 61 additions and 66 deletions
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127
src/storage/storage_backend_rbd.c
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@ -51,6 +51,7 @@ static int virStorageBackendRBDOpenRADOSConn(virStorageBackendRBDStatePtr ptr,
virStoragePoolObjPtr pool)
{
int ret = -1;
int r = 0;
unsigned char *secret_value = NULL;
size_t secret_value_size;
char *rados_key = NULL;
@ -65,10 +66,9 @@ static int virStorageBackendRBDOpenRADOSConn(virStorageBackendRBDStatePtr ptr,
if (pool->def->source.auth.cephx.username != NULL) {
VIR_DEBUG("Using cephx authorization");
if (rados_create(&ptr->cluster,
pool->def->source.auth.cephx.username) < 0) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
_("failed to initialize RADOS"));
r = rados_create(&ptr->cluster, pool->def->source.auth.cephx.username);
if (r < 0) {
virReportSystemError(-r, "%s", _("failed to initialize RADOS"));
goto cleanup;
}
@ -198,10 +198,10 @@ static int virStorageBackendRBDOpenRADOSConn(virStorageBackendRBDStatePtr ptr,
}
ptr->starttime = time(0);
if (rados_connect(ptr->cluster) < 0) {
virReportError(VIR_ERR_INTERNAL_ERROR,
_("failed to connect to the RADOS monitor on: %s"),
mon_buff);
r = rados_connect(ptr->cluster);
if (r < 0) {
virReportSystemError(-r, _("failed to connect to the RADOS monitor on: %s"),
mon_buff);
goto cleanup;
}
@ -219,6 +219,16 @@ cleanup:
return ret;
}
static int virStorageBackendRBDOpenIoCTX(virStorageBackendRBDStatePtr ptr, virStoragePoolObjPtr pool)
{
int r = rados_ioctx_create(ptr->cluster, pool->def->source.name, &ptr->ioctx);
if (r < 0) {
virReportSystemError(-r, _("failed to create the RBD IoCTX. Does the pool '%s' exist?"),
pool->def->source.name);
}
return r;
}
static int virStorageBackendRBDCloseRADOSConn(virStorageBackendRBDStatePtr ptr)
{
int ret = 0;
@ -248,18 +258,21 @@ static int volStorageBackendRBDRefreshVolInfo(virStorageVolDefPtr vol,
virStorageBackendRBDStatePtr ptr)
{
int ret = -1;
int r = 0;
rbd_image_t image;
if (rbd_open(ptr->ioctx, vol->name, &image, NULL) < 0) {
virReportError(VIR_ERR_INTERNAL_ERROR,
_("failed to open the RBD image '%s'"),
vol->name);
r = rbd_open(ptr->ioctx, vol->name, &image, NULL);
if (r < 0) {
virReportSystemError(-r, _("failed to open the RBD image '%s'"),
vol->name);
return ret;
}
rbd_image_info_t info;
if (rbd_stat(image, &info, sizeof(info)) < 0) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
_("failed to stat the RBD image"));
r = rbd_stat(image, &info, sizeof(info));
if (r < 0) {
virReportSystemError(-r, _("failed to stat the RBD image '%s'"),
vol->name);
goto cleanup;
}
@ -297,6 +310,7 @@ static int virStorageBackendRBDRefreshPool(virConnectPtr conn,
size_t max_size = 1024;
int ret = -1;
int len = -1;
int r = 0;
char *name, *names = NULL;
virStorageBackendRBDState ptr;
ptr.cluster = NULL;
@ -306,26 +320,22 @@ static int virStorageBackendRBDRefreshPool(virConnectPtr conn,
goto cleanup;
}
if (rados_ioctx_create(ptr.cluster,
pool->def->source.name, &ptr.ioctx) < 0) {
virReportError(VIR_ERR_INTERNAL_ERROR,
_("failed to create the RBD IoCTX. Does the pool '%s' exist?"),
pool->def->source.name);
if (virStorageBackendRBDOpenIoCTX(&ptr, pool) < 0) {
goto cleanup;
}
struct rados_cluster_stat_t clusterstat;
if (rados_cluster_stat(ptr.cluster, &clusterstat) < 0) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
_("failed to stat the RADOS cluster"));
r = rados_cluster_stat(ptr.cluster, &clusterstat);
if (r < 0) {
virReportSystemError(-r, "%s", _("failed to stat the RADOS cluster"));
goto cleanup;
}
struct rados_pool_stat_t poolstat;
if (rados_ioctx_pool_stat(ptr.ioctx, &poolstat) < 0) {
virReportError(VIR_ERR_INTERNAL_ERROR,
_("failed to stat the RADOS pool '%s'"),
pool->def->source.name);
r = rados_ioctx_pool_stat(ptr.ioctx, &poolstat);
if (r < 0) {
virReportSystemError(-r, _("failed to stat the RADOS pool '%s'"),
pool->def->source.name);
goto cleanup;
}
@ -398,6 +408,7 @@ static int virStorageBackendRBDDeleteVol(virConnectPtr conn,
unsigned int flags)
{
int ret = -1;
int r = 0;
virStorageBackendRBDState ptr;
ptr.cluster = NULL;
ptr.ioctx = NULL;
@ -412,19 +423,14 @@ static int virStorageBackendRBDDeleteVol(virConnectPtr conn,
goto cleanup;
}
if (rados_ioctx_create(ptr.cluster,
pool->def->source.name, &ptr.ioctx) < 0) {
virReportError(VIR_ERR_INTERNAL_ERROR,
_("failed to create the RBD IoCTX. Does the pool '%s' exist?"),
pool->def->source.name);
if (virStorageBackendRBDOpenIoCTX(&ptr, pool) < 0) {
goto cleanup;
}
if (rbd_remove(ptr.ioctx, vol->name) < 0) {
virReportError(VIR_ERR_INTERNAL_ERROR,
_("failed to remove volume '%s/%s'"),
pool->def->source.name,
vol->name);
r = rbd_remove(ptr.ioctx, vol->name);
if (r < 0) {
virReportSystemError(-r, _("failed to remove volume '%s/%s'"),
pool->def->source.name, vol->name);
goto cleanup;
}
@ -488,6 +494,7 @@ virStorageBackendRBDBuildVol(virConnectPtr conn,
ptr.cluster = NULL;
ptr.ioctx = NULL;
int ret = -1;
int r = 0;
VIR_DEBUG("Creating RBD image %s/%s with size %llu",
pool->def->source.name,
@ -498,13 +505,8 @@ virStorageBackendRBDBuildVol(virConnectPtr conn,
if (virStorageBackendRBDOpenRADOSConn(&ptr, conn, pool) < 0)
goto cleanup;
if (rados_ioctx_create(ptr.cluster,
pool->def->source.name, &ptr.ioctx) < 0) {
virReportError(VIR_ERR_INTERNAL_ERROR,
_("failed to create the RBD IoCTX. Does the pool '%s' exist?"),
pool->def->source.name);
if (virStorageBackendRBDOpenIoCTX(&ptr, pool) < 0)
goto cleanup;
}
if (vol->target.encryption != NULL) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
@ -512,11 +514,11 @@ virStorageBackendRBDBuildVol(virConnectPtr conn,
goto cleanup;
}
if (virStorageBackendRBDCreateImage(ptr.ioctx, vol->name, vol->capacity) < 0) {
virReportError(VIR_ERR_INTERNAL_ERROR,
_("failed to create volume '%s/%s'"),
pool->def->source.name,
vol->name);
r = virStorageBackendRBDCreateImage(ptr.ioctx, vol->name, vol->capacity);
if (r < 0) {
virReportSystemError(-r, _("failed to create volume '%s/%s'"),
pool->def->source.name,
vol->name);
goto cleanup;
}
@ -543,11 +545,7 @@ static int virStorageBackendRBDRefreshVol(virConnectPtr conn,
goto cleanup;
}
if (rados_ioctx_create(ptr.cluster,
pool->def->source.name, &ptr.ioctx) < 0) {
virReportError(VIR_ERR_INTERNAL_ERROR,
_("failed to create the RBD IoCTX. Does the pool '%s' exist?"),
pool->def->source.name);
if (virStorageBackendRBDOpenIoCTX(&ptr, pool) < 0) {
goto cleanup;
}
@ -573,6 +571,7 @@ static int virStorageBackendRBDResizeVol(virConnectPtr conn ATTRIBUTE_UNUSED,
ptr.ioctx = NULL;
rbd_image_t image = NULL;
int ret = -1;
int r = 0;
virCheckFlags(0, -1);
@ -580,25 +579,21 @@ static int virStorageBackendRBDResizeVol(virConnectPtr conn ATTRIBUTE_UNUSED,
goto cleanup;
}
if (rados_ioctx_create(ptr.cluster,
pool->def->source.name, &ptr.ioctx) < 0) {
virReportError(VIR_ERR_INTERNAL_ERROR,
_("failed to create the RBD IoCTX. Does the pool '%s' exist?"),
pool->def->source.name);
if (virStorageBackendRBDOpenIoCTX(&ptr, pool) < 0) {
goto cleanup;
}
if (rbd_open(ptr.ioctx, vol->name, &image, NULL) < 0) {
virReportError(VIR_ERR_INTERNAL_ERROR,
_("failed to open the RBD image '%s'"),
vol->name);
r = rbd_open(ptr.ioctx, vol->name, &image, NULL);
if (r < 0) {
virReportSystemError(-r, _("failed to open the RBD image '%s'"),
vol->name);
goto cleanup;
}
if (rbd_resize(image, capacity) < 0) {
virReportError(VIR_ERR_INTERNAL_ERROR,
_("failed to resize the RBD image '%s'"),
vol->name);
r = rbd_resize(image, capacity);
if (r < 0) {
virReportSystemError(-r, _("failed to resize the RBD image '%s'"),
vol->name);
goto cleanup;
}