[libvirt] [PATCH 3/4] remote: introduce remoteSetSchedulerParametersFlags

support for virDomainSetSchedulerParametersFlags of remote driver. --- daemon/remote.c | 71 +++++++++++++++++++++++++++++++++++ daemon/remote_dispatch_args.h | 1 + daemon/remote_dispatch_prototypes.h | 8 ++++ daemon/remote_dispatch_table.h | 5 ++ src/remote/remote_driver.c | 70 ++++++++++++++++++++++++++++++++++- src/remote/remote_protocol.c | 15 +++++++ src/remote/remote_protocol.h | 12 ++++++ src/remote/remote_protocol.x | 10 ++++- 8 files changed, 190 insertions(+), 2 deletions(-) diff --git a/daemon/remote.c b/daemon/remote.c index 214f7a4..e93e87a 100644 --- a/daemon/remote.c +++ b/daemon/remote.c @@ -1032,6 +1032,77 @@ cleanup: } static int +remoteDispatchDomainSetSchedulerParametersFlags(struct qemud_server *server ATTRIBUTE_UNUSED, + struct qemud_client *client ATTRIBUTE_UNUSED, + virConnectPtr conn, + remote_message_header *hdr ATTRIBUTE_UNUSED, + remote_error *rerr, + remote_domain_set_scheduler_parameters_flags_args *args, + void *ret ATTRIBUTE_UNUSED) +{ + virDomainPtr dom = NULL; + virSchedParameterPtr params = NULL; + int i, nparams; + int rv = -1; + + if (!conn) { + virNetError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open")); + goto cleanup; + } + + nparams = args->params.params_len; + + if (nparams > REMOTE_DOMAIN_SCHEDULER_PARAMETERS_MAX) { + virNetError(VIR_ERR_INTERNAL_ERROR, "%s", _("nparams too large")); + goto cleanup; + } + if (VIR_ALLOC_N(params, nparams) < 0) { + virReportOOMError(); + goto cleanup; + } + + /* Deserialise parameters. */ + for (i = 0; i < nparams; ++i) { + if (virStrcpyStatic(params[i].field, args->params.params_val[i].field) == NULL) { + virNetError(VIR_ERR_INTERNAL_ERROR, _("Field %s too big for destination"), + args->params.params_val[i].field); + goto cleanup; + } + params[i].type = args->params.params_val[i].value.type; + switch (params[i].type) { + case VIR_DOMAIN_SCHED_FIELD_INT: + params[i].value.i = args->params.params_val[i].value.remote_sched_param_value_u.i; break; + case VIR_DOMAIN_SCHED_FIELD_UINT: + params[i].value.ui = args->params.params_val[i].value.remote_sched_param_value_u.ui; break; + case VIR_DOMAIN_SCHED_FIELD_LLONG: + params[i].value.l = args->params.params_val[i].value.remote_sched_param_value_u.l; break; + case VIR_DOMAIN_SCHED_FIELD_ULLONG: + params[i].value.ul = args->params.params_val[i].value.remote_sched_param_value_u.ul; break; + case VIR_DOMAIN_SCHED_FIELD_DOUBLE: + params[i].value.d = args->params.params_val[i].value.remote_sched_param_value_u.d; break; + case VIR_DOMAIN_SCHED_FIELD_BOOLEAN: + params[i].value.b = args->params.params_val[i].value.remote_sched_param_value_u.b; break; + } + } + + if (!(dom = get_nonnull_domain(conn, args->dom))) + goto cleanup; + + if (virDomainSetSchedulerParametersFlags(dom, params, nparams, args->flags) < 0) + goto cleanup; + + rv = 0; + +cleanup: + if (rv < 0) + remoteDispatchError(rerr); + if (dom) + virDomainFree(dom); + VIR_FREE(params); + return rv; +} + +static int remoteDispatchDomainBlockStats(struct qemud_server *server ATTRIBUTE_UNUSED, struct qemud_client *client ATTRIBUTE_UNUSED, virConnectPtr conn, diff --git a/daemon/remote_dispatch_args.h b/daemon/remote_dispatch_args.h index f9537d7..5cb2572 100644 --- a/daemon/remote_dispatch_args.h +++ b/daemon/remote_dispatch_args.h @@ -178,3 +178,4 @@ remote_domain_migrate_set_max_speed_args val_remote_domain_migrate_set_max_speed_args; remote_storage_vol_upload_args val_remote_storage_vol_upload_args; remote_storage_vol_download_args val_remote_storage_vol_download_args; + remote_domain_set_scheduler_parameters_flags_args val_remote_domain_set_scheduler_parameters_flags_args; diff --git a/daemon/remote_dispatch_prototypes.h b/daemon/remote_dispatch_prototypes.h index cf2f38c..4de06aa 100644 --- a/daemon/remote_dispatch_prototypes.h +++ b/daemon/remote_dispatch_prototypes.h @@ -602,6 +602,14 @@ static int remoteDispatchDomainSetSchedulerParameters( remote_error *rerr, remote_domain_set_scheduler_parameters_args *args, void *ret); +static int remoteDispatchDomainSetSchedulerParametersFlags( + struct qemud_server *server, + struct qemud_client *client, + virConnectPtr conn, + remote_message_header *hdr, + remote_error *rerr, + remote_domain_set_scheduler_parameters_flags_args *args, + void *ret); static int remoteDispatchDomainSetVcpus( struct qemud_server *server, struct qemud_client *client, diff --git a/daemon/remote_dispatch_table.h b/daemon/remote_dispatch_table.h index b39f7c2..96485eb 100644 --- a/daemon/remote_dispatch_table.h +++ b/daemon/remote_dispatch_table.h @@ -1052,3 +1052,8 @@ .args_filter = (xdrproc_t) xdr_remote_storage_vol_download_args, .ret_filter = (xdrproc_t) xdr_void, }, +{ /* DomainSetSchedulerParametersFlags => 210 */ + .fn = (dispatch_fn) remoteDispatchDomainSetSchedulerParametersFlags, + .args_filter = (xdrproc_t) xdr_remote_domain_set_scheduler_parameters_flags_args, + .ret_filter = (xdrproc_t) xdr_void, +}, diff --git a/src/remote/remote_driver.c b/src/remote/remote_driver.c index 0f8040b..0719bf0 100644 --- a/src/remote/remote_driver.c +++ b/src/remote/remote_driver.c @@ -4058,6 +4058,74 @@ done: } static int +remoteDomainSetSchedulerParametersFlags(virDomainPtr domain, + virSchedParameterPtr params, + int nparams, + unsigned int flags) +{ + int rv = -1; + remote_domain_set_scheduler_parameters_flags_args args; + int i, do_error; + struct private_data *priv = domain->conn->privateData; + + remoteDriverLock(priv); + + make_nonnull_domain (&args.dom, domain); + + /* Serialise the scheduler parameters. */ + args.params.params_len = nparams; + args.flags = flags; + if (VIR_ALLOC_N(args.params.params_val, nparams) < 0) { + virReportOOMError(); + goto done; + } + + do_error = 0; + for (i = 0; i < nparams; ++i) { + /* call() will free this: */ + args.params.params_val[i].field = strdup (params[i].field); + if (args.params.params_val[i].field == NULL) { + virReportOOMError(); + do_error = 1; + } + args.params.params_val[i].value.type = params[i].type; + switch (params[i].type) { + case VIR_DOMAIN_SCHED_FIELD_INT: + args.params.params_val[i].value.remote_sched_param_value_u.i = params[i].value.i; break; + case VIR_DOMAIN_SCHED_FIELD_UINT: + args.params.params_val[i].value.remote_sched_param_value_u.ui = params[i].value.ui; break; + case VIR_DOMAIN_SCHED_FIELD_LLONG: + args.params.params_val[i].value.remote_sched_param_value_u.l = params[i].value.l; break; + case VIR_DOMAIN_SCHED_FIELD_ULLONG: + args.params.params_val[i].value.remote_sched_param_value_u.ul = params[i].value.ul; break; + case VIR_DOMAIN_SCHED_FIELD_DOUBLE: + args.params.params_val[i].value.remote_sched_param_value_u.d = params[i].value.d; break; + case VIR_DOMAIN_SCHED_FIELD_BOOLEAN: + args.params.params_val[i].value.remote_sched_param_value_u.b = params[i].value.b; break; + default: + remoteError(VIR_ERR_RPC, "%s", _("unknown parameter type")); + do_error = 1; + } + } + + if (do_error) { + xdr_free ((xdrproc_t) xdr_remote_domain_set_scheduler_parameters_flags_args, (char *) &args); + goto done; + } + + if (call (domain->conn, priv, 0, REMOTE_PROC_DOMAIN_SET_SCHEDULER_PARAMETERS_FLAGS, + (xdrproc_t) xdr_remote_domain_set_scheduler_parameters_flags_args, (char *) &args, + (xdrproc_t) xdr_void, (char *) NULL) == -1) + goto done; + + rv = 0; + +done: + remoteDriverUnlock(priv); + return rv; +} + +static int remoteDomainBlockStats (virDomainPtr domain, const char *path, struct _virDomainBlockStats *stats) { @@ -11252,7 +11320,7 @@ static virDriver remote_driver = { remoteDomainGetSchedulerType, /* domainGetSchedulerType */ remoteDomainGetSchedulerParameters, /* domainGetSchedulerParameters */ remoteDomainSetSchedulerParameters, /* domainSetSchedulerParameters */ - NULL, /* domainSetSchedulerParametersFlags */ + remoteDomainSetSchedulerParametersFlags, /* domainSetSchedulerParametersFlags */ remoteDomainMigratePrepare, /* domainMigratePrepare */ remoteDomainMigratePerform, /* domainMigratePerform */ remoteDomainMigrateFinish, /* domainMigrateFinish */ diff --git a/src/remote/remote_protocol.c b/src/remote/remote_protocol.c index 5604371..cb940b4 100644 --- a/src/remote/remote_protocol.c +++ b/src/remote/remote_protocol.c @@ -693,6 +693,21 @@ xdr_remote_domain_set_scheduler_parameters_args (XDR *xdrs, remote_domain_set_sc } bool_t +xdr_remote_domain_set_scheduler_parameters_flags_args (XDR *xdrs, remote_domain_set_scheduler_parameters_flags_args *objp) +{ + char **objp_cpp0 = (char **) (void *) &objp->params.params_val; + + if (!xdr_remote_nonnull_domain (xdrs, &objp->dom)) + return FALSE; + if (!xdr_array (xdrs, objp_cpp0, (u_int *) &objp->params.params_len, REMOTE_DOMAIN_SCHEDULER_PARAMETERS_MAX, + sizeof (remote_sched_param), (xdrproc_t) xdr_remote_sched_param)) + return FALSE; + if (!xdr_u_int(xdrs, &objp->flags)) + return FALSE; + return TRUE; +} + +bool_t xdr_remote_domain_set_blkio_parameters_args (XDR *xdrs, remote_domain_set_blkio_parameters_args *objp) { char **objp_cpp0 = (char **) (void *) &objp->params.params_val; diff --git a/src/remote/remote_protocol.h b/src/remote/remote_protocol.h index d9bf151..0b7088e 100644 --- a/src/remote/remote_protocol.h +++ b/src/remote/remote_protocol.h @@ -357,6 +357,16 @@ struct remote_domain_set_scheduler_parameters_args { }; typedef struct remote_domain_set_scheduler_parameters_args remote_domain_set_scheduler_parameters_args; +struct remote_domain_set_scheduler_parameters_flags_args { + remote_nonnull_domain dom; + struct { + u_int params_len; + remote_sched_param *params_val; + } params; + u_int flags; +}; +typedef struct remote_domain_set_scheduler_parameters_flags_args remote_domain_set_scheduler_parameters_flags_args; + struct remote_domain_set_blkio_parameters_args { remote_nonnull_domain dom; struct { @@ -2413,6 +2423,7 @@ enum remote_procedure { REMOTE_PROC_DOMAIN_MIGRATE_SET_MAX_SPEED = 207, REMOTE_PROC_STORAGE_VOL_UPLOAD = 208, REMOTE_PROC_STORAGE_VOL_DOWNLOAD = 209, + REMOTE_PROC_DOMAIN_SET_SCHEDULER_PARAMETERS_FLAGS = 210, }; typedef enum remote_procedure remote_procedure; @@ -2494,6 +2505,7 @@ extern bool_t xdr_remote_domain_get_scheduler_type_ret (XDR *, remote_domain_ge extern bool_t xdr_remote_domain_get_scheduler_parameters_args (XDR *, remote_domain_get_scheduler_parameters_args*); extern bool_t xdr_remote_domain_get_scheduler_parameters_ret (XDR *, remote_domain_get_scheduler_parameters_ret*); extern bool_t xdr_remote_domain_set_scheduler_parameters_args (XDR *, remote_domain_set_scheduler_parameters_args*); +extern bool_t xdr_remote_domain_set_scheduler_parameters_flags_args (XDR *, remote_domain_set_scheduler_parameters_flags_args*); extern bool_t xdr_remote_domain_set_blkio_parameters_args (XDR *, remote_domain_set_blkio_parameters_args*); extern bool_t xdr_remote_domain_get_blkio_parameters_args (XDR *, remote_domain_get_blkio_parameters_args*); extern bool_t xdr_remote_domain_get_blkio_parameters_ret (XDR *, remote_domain_get_blkio_parameters_ret*); diff --git a/src/remote/remote_protocol.x b/src/remote/remote_protocol.x index 675eccd..4851786 100644 --- a/src/remote/remote_protocol.x +++ b/src/remote/remote_protocol.x @@ -476,6 +476,12 @@ struct remote_domain_set_scheduler_parameters_args { remote_sched_param params<REMOTE_DOMAIN_SCHEDULER_PARAMETERS_MAX>; }; +struct remote_domain_set_scheduler_parameters_flags_args { + remote_nonnull_domain dom; + remote_sched_param params<REMOTE_DOMAIN_SCHEDULER_PARAMETERS_MAX>; + unsigned int flags; +}; + struct remote_domain_set_blkio_parameters_args { remote_nonnull_domain dom; remote_blkio_param params<REMOTE_DOMAIN_BLKIO_PARAMETERS_MAX>; @@ -2176,7 +2182,9 @@ enum remote_procedure { REMOTE_PROC_DOMAIN_GET_BLKIO_PARAMETERS = 206, REMOTE_PROC_DOMAIN_MIGRATE_SET_MAX_SPEED = 207, REMOTE_PROC_STORAGE_VOL_UPLOAD = 208, - REMOTE_PROC_STORAGE_VOL_DOWNLOAD = 209 + REMOTE_PROC_STORAGE_VOL_DOWNLOAD = 209, + + REMOTE_PROC_DOMAIN_SET_SCHEDULER_PARAMETERS_FLAGS = 210 /* * Notice how the entries are grouped in sets of 10 ? -- 1.7.3.1 -- Thanks, Hu Tao