static bool
cmdSecretDefine(vshControl *ctl, const vshCmd *cmd)
{
const char *from = NULL;
char *buffer;
virSecretPtr res;
char uuid[VIR_UUID_STRING_BUFLEN];
bool ret = false;
virshControlPtr priv = ctl->privData;
if (vshCommandOptStringReq(ctl, cmd, "file", &from) < 0)
return false;
if (virFileReadAll(from, VSH_MAX_XML_FILE, &buffer) < 0)
return false;
if (!(res = virSecretDefineXML(priv->conn, buffer, 0))) {
vshError(ctl, _("Failed to set attributes from %s"), from);
goto cleanup;
}
if (virSecretGetUUIDString(res, &(uuid[0])) < 0) {
vshError(ctl, "%s", _("Failed to get UUID of created secret"));
goto cleanup;
}
vshPrintExtra(ctl, _("Secret %s created\n"), uuid);
ret = true;
cleanup:
VIR_FREE(buffer);
if (res)
virSecretFree(res);
return ret;
}
static bool
cmdSecretGetValue(vshControl *ctl, const vshCmd *cmd)
{
virSecretPtr secret;
char *base64;
unsigned char *value;
size_t value_size;
bool ret = false;
secret = vshCommandOptSecret(ctl, cmd, NULL);
if (secret == NULL)
return false;
value = virSecretGetValue(secret, &value_size, 0);
if (value == NULL)
goto cleanup;
base64_encode_alloc((char *)value, value_size, &base64);
memset(value, 0, value_size);
VIR_FREE(value);
if (base64 == NULL) {
vshError(ctl, "%s", _("Failed to allocate memory"));
goto cleanup;
}
vshPrint(ctl, "%s", base64);
memset(base64, 0, strlen(base64));
VIR_FREE(base64);
ret = true;
cleanup:
virSecretFree(secret);
return ret;
}
static bool
cmdSecretGetValue(vshControl *ctl, const vshCmd *cmd)
{
virSecretPtr secret;
VIR_AUTODISPOSE_STR base64 = NULL;
unsigned char *value;
size_t value_size;
bool ret = false;
secret = virshCommandOptSecret(ctl, cmd, NULL);
if (secret == NULL)
return false;
value = virSecretGetValue(secret, &value_size, 0);
if (value == NULL)
goto cleanup;
if (!(base64 = virStringEncodeBase64(value, value_size)))
goto cleanup;
vshPrint(ctl, "%s", base64);
ret = true;
cleanup:
VIR_DISPOSE_N(value, value_size);
virSecretFree(secret);
return ret;
}
/**
* Update info about a volume's capacity/allocation
*/
static int
virStorageBackendFileSystemVolRefresh(virConnectPtr conn,
virStoragePoolObjPtr pool ATTRIBUTE_UNUSED,
virStorageVolDefPtr vol)
{
int ret;
/* Refresh allocation / permissions info in case its changed */
ret = virStorageBackendUpdateVolInfo(vol, 0);
if (ret < 0)
return ret;
/* Load any secrets if posible */
if (vol->target.encryption &&
vol->target.encryption->format == VIR_STORAGE_ENCRYPTION_FORMAT_QCOW &&
vol->target.encryption->nsecrets == 0) {
virSecretPtr sec;
virStorageEncryptionSecretPtr encsec = NULL;
sec = virSecretLookupByUsage(conn,
VIR_SECRET_USAGE_TYPE_VOLUME,
vol->target.path);
if (sec) {
if (VIR_ALLOC_N(vol->target.encryption->secrets, 1) < 0 ||
VIR_ALLOC(encsec) < 0) {
VIR_FREE(vol->target.encryption->secrets);
virReportOOMError();
virSecretFree(sec);
return -1;
}
vol->target.encryption->nsecrets = 1;
vol->target.encryption->secrets[0] = encsec;
encsec->type = VIR_STORAGE_ENCRYPTION_SECRET_TYPE_PASSPHRASE;
virSecretGetUUID(sec, encsec->uuid);
virSecretFree(sec);
}
}
return 0;
}
static void
virshSecretListFree(virshSecretListPtr list)
{
size_t i;
if (list && list->secrets) {
for (i = 0; i < list->nsecrets; i++) {
if (list->secrets[i])
virSecretFree(list->secrets[i]);
}
VIR_FREE(list->secrets);
}
VIR_FREE(list);
}
void
vert_cleanup(ErlNifEnv *env, void *obj)
{
VERT_RESOURCE *vp = obj;
if (vp->res == NULL)
return;
switch (vp->type) {
case VERT_RES_CONNECT:
(void)virConnectClose(vp->res);
break;
case VERT_RES_DOMAIN:
(void)virDomainFree(vp->res);
break;
case VERT_RES_INTERFACE:
(void)virInterfaceFree(vp->res);
break;
case VERT_RES_NETWORK:
(void)virNetworkFree(vp->res);
break;
case VERT_RES_NODEDEVICE:
(void)virNodeDeviceFree(vp->res);
break;
#if HAVE_NWFILTER
case VERT_RES_NWFILTER:
(void)virNWFilterFree(vp->res);
break;
#endif
case VERT_RES_SECRET:
(void)virSecretFree(vp->res);
break;
case VERT_RES_STORAGEPOOL:
(void)virStoragePoolFree(vp->res);
break;
case VERT_RES_STORAGEVOL:
(void)virStorageVolFree(vp->res);
break;
case VERT_RES_STREAM:
(void)virStreamFree(vp->res);
break;
default:
break;
}
vp->res = NULL;
}
static bool
cmdSecretSetValue(vshControl *ctl, const vshCmd *cmd)
{
virSecretPtr secret;
size_t value_size;
const char *base64 = NULL;
char *value;
int res;
bool ret = false;
if (!(secret = virshCommandOptSecret(ctl, cmd, NULL)))
return false;
if (vshCommandOptStringReq(ctl, cmd, "base64", &base64) < 0)
goto cleanup;
if (!base64_decode_alloc(base64, strlen(base64), &value, &value_size)) {
vshError(ctl, "%s", _("Invalid base64 data"));
goto cleanup;
}
if (value == NULL) {
vshError(ctl, "%s", _("Failed to allocate memory"));
goto cleanup;
}
res = virSecretSetValue(secret, (unsigned char *)value, value_size, 0);
memset(value, 0, value_size);
VIR_FREE(value);
if (res != 0) {
vshError(ctl, "%s", _("Failed to set secret value"));
goto cleanup;
}
vshPrintExtra(ctl, "%s", _("Secret value set\n"));
ret = true;
cleanup:
virSecretFree(secret);
return ret;
}
static bool
cmdSecretUndefine(vshControl *ctl, const vshCmd *cmd)
{
virSecretPtr secret;
bool ret = false;
const char *uuid;
secret = virshCommandOptSecret(ctl, cmd, &uuid);
if (secret == NULL)
return false;
if (virSecretUndefine(secret) < 0) {
vshError(ctl, _("Failed to delete secret %s"), uuid);
goto cleanup;
}
vshPrintExtra(ctl, _("Secret %s deleted\n"), uuid);
ret = true;
cleanup:
virSecretFree(secret);
return ret;
}
static bool
cmdSecretDumpXML(vshControl *ctl, const vshCmd *cmd)
{
virSecretPtr secret;
bool ret = false;
char *xml;
secret = virshCommandOptSecret(ctl, cmd, NULL);
if (secret == NULL)
return false;
xml = virSecretGetXMLDesc(secret, 0);
if (xml == NULL)
goto cleanup;
vshPrint(ctl, "%s", xml);
VIR_FREE(xml);
ret = true;
cleanup:
virSecretFree(secret);
return ret;
}
static int virStorageBackendRBDOpenRADOSConn(virStorageBackendRBDStatePtr *ptr,
virConnectPtr conn,
virStoragePoolObjPtr pool)
{
int ret = -1;
unsigned char *secret_value = NULL;
size_t secret_value_size;
char *rados_key = NULL;
virBuffer mon_host = VIR_BUFFER_INITIALIZER;
virSecretPtr secret = NULL;
char secretUuid[VIR_UUID_STRING_BUFLEN];
int i;
char *mon_buff = NULL;
VIR_DEBUG("Found Cephx username: %s",
pool->def->source.auth.cephx.username);
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"));
goto cleanup;
}
if (pool->def->source.auth.cephx.secret.uuidUsable) {
virUUIDFormat(pool->def->source.auth.cephx.secret.uuid, secretUuid);
VIR_DEBUG("Looking up secret by UUID: %s", secretUuid);
secret = virSecretLookupByUUIDString(conn, secretUuid);
} else if (pool->def->source.auth.cephx.secret.usage != NULL) {
VIR_DEBUG("Looking up secret by usage: %s",
pool->def->source.auth.cephx.secret.usage);
secret = virSecretLookupByUsage(conn, VIR_SECRET_USAGE_TYPE_CEPH,
pool->def->source.auth.cephx.secret.usage);
}
if (secret == NULL) {
virReportError(VIR_ERR_NO_SECRET, "%s",
_("failed to find the secret"));
goto cleanup;
}
secret_value = virSecretGetValue(secret, &secret_value_size, 0);
base64_encode_alloc((char *)secret_value,
secret_value_size, &rados_key);
memset(secret_value, 0, secret_value_size);
if (rados_key == NULL) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
_("failed to decode the RADOS key"));
goto cleanup;
}
VIR_DEBUG("Found cephx key: %s", rados_key);
if (rados_conf_set(ptr->cluster, "key", rados_key) < 0) {
virReportError(VIR_ERR_INTERNAL_ERROR,
_("failed to set RADOS option: %s"),
"rados_key");
goto cleanup;
}
memset(rados_key, 0, strlen(rados_key));
if (rados_conf_set(ptr->cluster, "auth_supported", "cephx") < 0) {
virReportError(VIR_ERR_INTERNAL_ERROR,
_("failed to set RADOS option: %s"),
"auth_supported");
goto cleanup;
}
} else {
VIR_DEBUG("Not using cephx authorization");
if (rados_create(&ptr->cluster, NULL) < 0) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
_("failed to create the RADOS cluster"));
goto cleanup;
}
if (rados_conf_set(ptr->cluster, "auth_supported", "none") < 0) {
virReportError(VIR_ERR_INTERNAL_ERROR,
_("failed to set RADOS option: %s"),
"auth_supported");
goto cleanup;
}
}
VIR_DEBUG("Found %zu RADOS cluster monitors in the pool configuration",
pool->def->source.nhost);
for (i = 0; i < pool->def->source.nhost; i++) {
if (pool->def->source.hosts[i].name != NULL &&
!pool->def->source.hosts[i].port) {
virBufferAsprintf(&mon_host, "%s:6789,",
pool->def->source.hosts[i].name);
} else if (pool->def->source.hosts[i].name != NULL &&
pool->def->source.hosts[i].port) {
virBufferAsprintf(&mon_host, "%s:%d,",
pool->def->source.hosts[i].name,
pool->def->source.hosts[i].port);
} else {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
_("received malformed monitor, check the XML definition"));
}
}
if (virBufferError(&mon_host)) {
virReportOOMError();
goto cleanup;
}
mon_buff = virBufferContentAndReset(&mon_host);
VIR_DEBUG("RADOS mon_host has been set to: %s", mon_buff);
if (rados_conf_set(ptr->cluster, "mon_host", mon_buff) < 0) {
virReportError(VIR_ERR_INTERNAL_ERROR,
_("failed to set RADOS option: %s"),
"mon_host");
goto cleanup;
}
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);
goto cleanup;
}
ret = 0;
cleanup:
VIR_FREE(secret_value);
VIR_FREE(rados_key);
virSecretFree(secret);
virBufferFreeAndReset(&mon_host);
VIR_FREE(mon_buff);
return ret;
}
static int virStorageBackendRBDOpenRADOSConn(virStorageBackendRBDStatePtr ptr,
virConnectPtr conn,
virStoragePoolObjPtr pool)
{
int ret = -1;
int r = 0;
unsigned char *secret_value = NULL;
size_t secret_value_size;
char *rados_key = NULL;
virBuffer mon_host = VIR_BUFFER_INITIALIZER;
virSecretPtr secret = NULL;
char secretUuid[VIR_UUID_STRING_BUFLEN];
size_t i;
char *mon_buff = NULL;
const char *client_mount_timeout = "30";
const char *mon_op_timeout = "30";
const char *osd_op_timeout = "30";
VIR_DEBUG("Found Cephx username: %s",
pool->def->source.auth.cephx.username);
if (pool->def->source.auth.cephx.username != NULL) {
VIR_DEBUG("Using cephx authorization");
r = rados_create(&ptr->cluster, pool->def->source.auth.cephx.username);
if (r < 0) {
virReportSystemError(-r, "%s", _("failed to initialize RADOS"));
goto cleanup;
}
if (!conn) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
_("'ceph' authentication not supported "
"for autostarted pools"));
return -1;
}
if (pool->def->source.auth.cephx.secret.uuidUsable) {
virUUIDFormat(pool->def->source.auth.cephx.secret.uuid, secretUuid);
VIR_DEBUG("Looking up secret by UUID: %s", secretUuid);
secret = virSecretLookupByUUIDString(conn, secretUuid);
} else if (pool->def->source.auth.cephx.secret.usage != NULL) {
VIR_DEBUG("Looking up secret by usage: %s",
pool->def->source.auth.cephx.secret.usage);
secret = virSecretLookupByUsage(conn, VIR_SECRET_USAGE_TYPE_CEPH,
pool->def->source.auth.cephx.secret.usage);
}
if (secret == NULL) {
if (pool->def->source.auth.cephx.secret.uuidUsable) {
virReportError(VIR_ERR_NO_SECRET,
_("no secret matches uuid '%s'"),
secretUuid);
} else {
virReportError(VIR_ERR_NO_SECRET,
_("no secret matches usage value '%s'"),
pool->def->source.auth.cephx.secret.usage);
}
goto cleanup;
}
secret_value = conn->secretDriver->secretGetValue(secret, &secret_value_size, 0,
VIR_SECRET_GET_VALUE_INTERNAL_CALL);
if (!secret_value) {
if (pool->def->source.auth.cephx.secret.uuidUsable) {
virReportError(VIR_ERR_INTERNAL_ERROR,
_("could not get the value of the secret "
"for username '%s' using uuid '%s'"),
pool->def->source.auth.cephx.username,
secretUuid);
} else {
virReportError(VIR_ERR_INTERNAL_ERROR,
_("could not get the value of the secret "
"for username '%s' using usage value '%s'"),
pool->def->source.auth.cephx.username,
pool->def->source.auth.cephx.secret.usage);
}
goto cleanup;
}
base64_encode_alloc((char *)secret_value,
secret_value_size, &rados_key);
memset(secret_value, 0, secret_value_size);
if (rados_key == NULL) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
_("failed to decode the RADOS key"));
goto cleanup;
}
VIR_DEBUG("Found cephx key: %s", rados_key);
if (rados_conf_set(ptr->cluster, "key", rados_key) < 0) {
virReportError(VIR_ERR_INTERNAL_ERROR,
_("failed to set RADOS option: %s"),
"rados_key");
goto cleanup;
}
memset(rados_key, 0, strlen(rados_key));
if (rados_conf_set(ptr->cluster, "auth_supported", "cephx") < 0) {
virReportError(VIR_ERR_INTERNAL_ERROR,
_("failed to set RADOS option: %s"),
"auth_supported");
goto cleanup;
}
} else {
VIR_DEBUG("Not using cephx authorization");
if (rados_create(&ptr->cluster, NULL) < 0) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
_("failed to create the RADOS cluster"));
goto cleanup;
}
if (rados_conf_set(ptr->cluster, "auth_supported", "none") < 0) {
virReportError(VIR_ERR_INTERNAL_ERROR,
_("failed to set RADOS option: %s"),
"auth_supported");
goto cleanup;
}
}
VIR_DEBUG("Found %zu RADOS cluster monitors in the pool configuration",
pool->def->source.nhost);
for (i = 0; i < pool->def->source.nhost; i++) {
if (pool->def->source.hosts[i].name != NULL &&
!pool->def->source.hosts[i].port) {
virBufferAsprintf(&mon_host, "%s:6789,",
pool->def->source.hosts[i].name);
} else if (pool->def->source.hosts[i].name != NULL &&
pool->def->source.hosts[i].port) {
virBufferAsprintf(&mon_host, "%s:%d,",
pool->def->source.hosts[i].name,
pool->def->source.hosts[i].port);
} else {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
_("received malformed monitor, check the XML definition"));
}
}
if (virBufferError(&mon_host)) {
virReportOOMError();
goto cleanup;
}
mon_buff = virBufferContentAndReset(&mon_host);
VIR_DEBUG("RADOS mon_host has been set to: %s", mon_buff);
if (rados_conf_set(ptr->cluster, "mon_host", mon_buff) < 0) {
virReportError(VIR_ERR_INTERNAL_ERROR,
_("failed to set RADOS option: %s"),
"mon_host");
goto cleanup;
}
/*
* Set timeout options for librados.
* In case the Ceph cluster is down libvirt won't block forever.
* Operations in librados will return -ETIMEDOUT when the timeout is reached.
*/
VIR_DEBUG("Setting RADOS option client_mount_timeout to %s", client_mount_timeout);
rados_conf_set(ptr->cluster, "client_mount_timeout", client_mount_timeout);
VIR_DEBUG("Setting RADOS option rados_mon_op_timeout to %s", mon_op_timeout);
rados_conf_set(ptr->cluster, "rados_mon_op_timeout", mon_op_timeout);
VIR_DEBUG("Setting RADOS option rados_osd_op_timeout to %s", osd_op_timeout);
rados_conf_set(ptr->cluster, "rados_osd_op_timeout", osd_op_timeout);
ptr->starttime = time(0);
r = rados_connect(ptr->cluster);
if (r < 0) {
virReportSystemError(-r, _("failed to connect to the RADOS monitor on: %s"),
mon_buff);
goto cleanup;
}
ret = 0;
cleanup:
VIR_FREE(secret_value);
VIR_FREE(rados_key);
if (secret != NULL)
virSecretFree(secret);
virBufferFreeAndReset(&mon_host);
VIR_FREE(mon_buff);
return ret;
}
