Ejemplo n.º 1
0
virJSONValuePtr virNetServerClientPreExecRestart(virNetServerClientPtr client)
{
    virJSONValuePtr object = virJSONValueNewObject();
    virJSONValuePtr child;

    if (!object)
        return NULL;

    virObjectLock(client);

    if (virJSONValueObjectAppendNumberUlong(object, "id",
                                            client->id) < 0)
        goto error;

    if (virJSONValueObjectAppendNumberInt(object, "auth", client->auth) < 0)
        goto error;
    if (virJSONValueObjectAppendBoolean(object, "auth_pending", client->auth_pending) < 0)
        goto error;
    if (virJSONValueObjectAppendBoolean(object, "readonly", client->readonly) < 0)
        goto error;
    if (virJSONValueObjectAppendNumberUint(object, "nrequests_max", client->nrequests_max) < 0)
        goto error;

    if (client->conn_time &&
        virJSONValueObjectAppendNumberLong(object, "conn_time",
                                           client->conn_time) < 0)
        goto error;

    if (!(child = virNetSocketPreExecRestart(client->sock)))
        goto error;

    if (virJSONValueObjectAppend(object, "sock", child) < 0) {
        virJSONValueFree(child);
        goto error;
    }

    if (!(child = client->privateDataPreExecRestart(client, client->privateData)))
        goto error;

    if (virJSONValueObjectAppend(object, "privateData", child) < 0) {
        virJSONValueFree(child);
        goto error;
    }

    virObjectUnlock(client);
    return object;

 error:
    virObjectUnlock(client);
    virJSONValueFree(object);
    return NULL;
}
Ejemplo n.º 2
0
/**
 * Set the VCPU state using guest agent.
 *
 * Returns -1 on error, ninfo in case everything was successful and less than
 * ninfo on a partial failure.
 */
int
qemuAgentSetVCPUs(qemuAgentPtr mon,
                  qemuAgentCPUInfoPtr info,
                  size_t ninfo)
{
    int ret = -1;
    virJSONValuePtr cmd = NULL;
    virJSONValuePtr reply = NULL;
    virJSONValuePtr cpus = NULL;
    virJSONValuePtr cpu = NULL;
    size_t i;

    /* create the key data array */
    if (!(cpus = virJSONValueNewArray()))
        goto cleanup;

    for (i = 0; i < ninfo; i++) {
        qemuAgentCPUInfoPtr in = &info[i];

        /* create single cpu object */
        if (!(cpu = virJSONValueNewObject()))
            goto cleanup;

        if (virJSONValueObjectAppendNumberInt(cpu, "logical-id", in->id) < 0)
            goto cleanup;

        if (virJSONValueObjectAppendBoolean(cpu, "online", in->online) < 0)
            goto cleanup;

        if (virJSONValueArrayAppend(cpus, cpu) < 0)
            goto cleanup;

        cpu = NULL;
    }

    if (!(cmd = qemuAgentMakeCommand("guest-set-vcpus",
                                     "a:vcpus", cpus,
                                     NULL)))
        goto cleanup;

    cpus = NULL;

    if (qemuAgentCommand(mon, cmd, &reply, true,
                         VIR_DOMAIN_QEMU_AGENT_COMMAND_BLOCK) < 0)
        goto cleanup;

    if (virJSONValueObjectGetNumberInt(reply, "return", &ret) < 0) {
        virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
                       _("malformed return value"));
    }

 cleanup:
    virJSONValueFree(cmd);
    virJSONValueFree(reply);
    virJSONValueFree(cpu);
    virJSONValueFree(cpus);
    return ret;
}
Ejemplo n.º 3
0
virJSONValuePtr virNetServerPreExecRestart(virNetServerPtr srv)
{
    virJSONValuePtr object;
    virJSONValuePtr clients;
    virJSONValuePtr services;
    size_t i;

    virObjectLock(srv);

    if (!(object = virJSONValueNewObject()))
        goto error;

    if (virJSONValueObjectAppendNumberUint(object, "min_workers",
                                           virThreadPoolGetMinWorkers(srv->workers)) < 0) {
        virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
                       _("Cannot set min_workers data in JSON document"));
        goto error;
    }
    if (virJSONValueObjectAppendNumberUint(object, "max_workers",
                                           virThreadPoolGetMaxWorkers(srv->workers)) < 0) {
        virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
                       _("Cannot set max_workers data in JSON document"));
        goto error;
    }
    if (virJSONValueObjectAppendNumberUint(object, "priority_workers",
                                           virThreadPoolGetPriorityWorkers(srv->workers)) < 0) {
        virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
                       _("Cannot set priority_workers data in JSON document"));
        goto error;
    }
    if (virJSONValueObjectAppendNumberUint(object, "max_clients", srv->nclients_max) < 0) {
        virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
                       _("Cannot set max_clients data in JSON document"));
        goto error;
    }
    if (virJSONValueObjectAppendNumberUint(object, "max_anonymous_clients",
                                           srv->nclients_unauth_max) < 0) {
        virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
                       _("Cannot set max_anonymous_clients data in JSON document"));
        goto error;
    }
    if (virJSONValueObjectAppendNumberUint(object, "keepaliveInterval", srv->keepaliveInterval) < 0) {
        virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
                       _("Cannot set keepaliveInterval data in JSON document"));
        goto error;
    }
    if (virJSONValueObjectAppendNumberUint(object, "keepaliveCount", srv->keepaliveCount) < 0) {
        virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
                       _("Cannot set keepaliveCount data in JSON document"));
        goto error;
    }
    if (virJSONValueObjectAppendBoolean(object, "keepaliveRequired", srv->keepaliveRequired) < 0) {
        virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
                       _("Cannot set keepaliveRequired data in JSON document"));
        goto error;
    }

    if (srv->mdnsGroupName &&
        virJSONValueObjectAppendString(object, "mdnsGroupName", srv->mdnsGroupName) < 0) {
        virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
                       _("Cannot set mdnsGroupName data in JSON document"));
        goto error;
    }

    services = virJSONValueNewArray();
    if (virJSONValueObjectAppend(object, "services", services) < 0) {
        virJSONValueFree(services);
        goto error;
    }

    for (i = 0; i < srv->nservices; i++) {
        virJSONValuePtr child;
        if (!(child = virNetServerServicePreExecRestart(srv->services[i])))
            goto error;

        if (virJSONValueArrayAppend(services, child) < 0) {
            virJSONValueFree(child);
            goto error;
        }
    }

    clients = virJSONValueNewArray();
    if (virJSONValueObjectAppend(object, "clients", clients) < 0) {
        virJSONValueFree(clients);
        goto error;
    }

    for (i = 0; i < srv->nclients; i++) {
        virJSONValuePtr child;
        if (!(child = virNetServerClientPreExecRestart(srv->clients[i])))
            goto error;

        if (virJSONValueArrayAppend(clients, child) < 0) {
            virJSONValueFree(child);
            goto error;
        }
    }

    virObjectUnlock(srv);

    return object;

error:
    virJSONValueFree(object);
    virObjectUnlock(srv);
    return NULL;
}
Ejemplo n.º 4
0
static virJSONValuePtr ATTRIBUTE_SENTINEL
qemuAgentMakeCommand(const char *cmdname,
                     ...)
{
    virJSONValuePtr obj;
    virJSONValuePtr jargs = NULL;
    va_list args;
    char *key;

    va_start(args, cmdname);

    if (!(obj = virJSONValueNewObject()))
        goto no_memory;

    if (virJSONValueObjectAppendString(obj, "execute", cmdname) < 0)
        goto no_memory;

    while ((key = va_arg(args, char *)) != NULL) {
        int ret;
        char type;

        if (strlen(key) < 3) {
            virReportError(VIR_ERR_INTERNAL_ERROR,
                           _("argument key '%s' is too short, missing type prefix"),
                           key);
            goto error;
        }

        /* Keys look like   s:name  the first letter is a type code */
        type = key[0];
        key += 2;

        if (!jargs &&
            !(jargs = virJSONValueNewObject()))
            goto no_memory;

        /* This doesn't support maps/arrays.  This hasn't
         * proved to be a problem..... yet :-)  */
        switch (type) {
        case 's': {
            char *val = va_arg(args, char *);
            ret = virJSONValueObjectAppendString(jargs, key, val);
        }   break;
        case 'i': {
            int val = va_arg(args, int);
            ret = virJSONValueObjectAppendNumberInt(jargs, key, val);
        }   break;
        case 'u': {
            unsigned int val = va_arg(args, unsigned int);
            ret = virJSONValueObjectAppendNumberUint(jargs, key, val);
        }   break;
        case 'I': {
            long long val = va_arg(args, long long);
            ret = virJSONValueObjectAppendNumberLong(jargs, key, val);
        }   break;
        case 'U': {
            /* qemu silently truncates numbers larger than LLONG_MAX,
             * so passing the full range of unsigned 64 bit integers
             * is not safe here.  Pass them as signed 64 bit integers
             * instead.
             */
            long long val = va_arg(args, long long);
            ret = virJSONValueObjectAppendNumberLong(jargs, key, val);
        }   break;
        case 'd': {
            double val = va_arg(args, double);
            ret = virJSONValueObjectAppendNumberDouble(jargs, key, val);
        }   break;
        case 'b': {
            int val = va_arg(args, int);
            ret = virJSONValueObjectAppendBoolean(jargs, key, val);
        }   break;
        case 'n': {
            ret = virJSONValueObjectAppendNull(jargs, key);
        }   break;
        case 'a': {
            virJSONValuePtr val = va_arg(args, virJSONValuePtr);
            ret = virJSONValueObjectAppend(jargs, key, val);
        }   break;
        default:
            virReportError(VIR_ERR_INTERNAL_ERROR,
                           _("unsupported data type '%c' for arg '%s'"), type, key - 2);
            goto error;
        }
        if (ret < 0)
            goto no_memory;
    }

    if (jargs &&
        virJSONValueObjectAppend(obj, "arguments", jargs) < 0)
        goto no_memory;

    va_end(args);

    return obj;

no_memory:
    virReportOOMError();
error:
    virJSONValueFree(obj);
    virJSONValueFree(jargs);
    va_end(args);
    return NULL;
}