Exemplos de virStorageVolCreateXMLFrom em C++ (Cpp)

Exemplo n.º 1

Arquivo: virsh-volume.c Projeto: aurex-linux/libvirt

static bool
cmdVolClone(vshControl *ctl, const vshCmd *cmd)
{
    virStoragePoolPtr origpool = NULL;
    virStorageVolPtr origvol = NULL, newvol = NULL;
    const char *name = NULL;
    char *origxml = NULL;
    xmlChar *newxml = NULL;
    bool ret = false;
    unsigned int flags = 0;

    if (!(origvol = vshCommandOptVol(ctl, cmd, "vol", "pool", NULL)))
        goto cleanup;

    if (vshCommandOptBool(cmd, "prealloc-metadata"))
        flags |= VIR_STORAGE_VOL_CREATE_PREALLOC_METADATA;

    origpool = virStoragePoolLookupByVolume(origvol);
    if (!origpool) {
        vshError(ctl, "%s", _("failed to get parent pool"));
        goto cleanup;
    }

    if (vshCommandOptStringReq(ctl, cmd, "newname", &name) < 0)
        goto cleanup;

    origxml = virStorageVolGetXMLDesc(origvol, 0);
    if (!origxml)
        goto cleanup;

    newxml = vshMakeCloneXML(origxml, name);
    if (!newxml) {
        vshPrint(ctl, "%s", _("Failed to allocate XML buffer"));
        goto cleanup;
    }

    newvol = virStorageVolCreateXMLFrom(origpool, (char *) newxml, origvol, flags);

    if (newvol != NULL) {
        vshPrint(ctl, _("Vol %s cloned from %s\n"),
                 virStorageVolGetName(newvol), virStorageVolGetName(origvol));
    } else {
        vshError(ctl, _("Failed to clone vol from %s"),
                 virStorageVolGetName(origvol));
        goto cleanup;
    }

    ret = true;

 cleanup:
    VIR_FREE(origxml);
    xmlFree(newxml);
    if (origvol)
        virStorageVolFree(origvol);
    if (newvol)
        virStorageVolFree(newvol);
    if (origpool)
        virStoragePoolFree(origpool);
    return ret;
}

Exemplo n.º 2

Arquivo: virsh-volume.c Projeto: pdf/libvirt

static bool
cmdVolClone(vshControl *ctl, const vshCmd *cmd)
{
    virStoragePoolPtr origpool = NULL;
    virStorageVolPtr origvol = NULL, newvol = NULL;
    const char *name = NULL;
    char *origxml = NULL;
    xmlChar *newxml = NULL;
    bool ret = false;

    if (!vshConnectionUsability(ctl, ctl->conn))
        goto cleanup;

    if (!(origvol = vshCommandOptVol(ctl, cmd, "vol", "pool", NULL)))
        goto cleanup;

    origpool = virStoragePoolLookupByVolume(origvol);
    if (!origpool) {
        vshError(ctl, "%s", _("failed to get parent pool"));
        goto cleanup;
    }

    if (vshCommandOptString(cmd, "newname", &name) <= 0)
        goto cleanup;

    origxml = virStorageVolGetXMLDesc(origvol, 0);
    if (!origxml)
        goto cleanup;

    newxml = makeCloneXML(origxml, name);
    if (!newxml) {
        vshPrint(ctl, "%s", _("Failed to allocate XML buffer"));
        goto cleanup;
    }

    newvol = virStorageVolCreateXMLFrom(origpool, (char *) newxml, origvol, 0);

    if (newvol != NULL) {
        vshPrint(ctl, _("Vol %s cloned from %s\n"),
                 virStorageVolGetName(newvol), virStorageVolGetName(origvol));
    } else {
        vshError(ctl, _("Failed to clone vol from %s"),
                 virStorageVolGetName(origvol));
        goto cleanup;
    }

    ret = true;

cleanup:
    VIR_FREE(origxml);
    xmlFree(newxml);
    if (origvol)
        virStorageVolFree(origvol);
    if (newvol)
        virStorageVolFree(newvol);
    if (origpool)
        virStoragePoolFree(origpool);
    return ret;
}

Exemplo n.º 3

Arquivo: virsh-volume.c Projeto: pdf/libvirt

static bool
cmdVolCreateFrom(vshControl *ctl, const vshCmd *cmd)
{
    virStoragePoolPtr pool = NULL;
    virStorageVolPtr newvol = NULL, inputvol = NULL;
    const char *from = NULL;
    bool ret = false;
    char *buffer = NULL;

    if (!vshConnectionUsability(ctl, ctl->conn))
        goto cleanup;

    if (!(pool = vshCommandOptPool(ctl, cmd, "pool", NULL)))
        goto cleanup;

    if (vshCommandOptString(cmd, "file", &from) <= 0) {
        goto cleanup;
    }

    if (!(inputvol = vshCommandOptVol(ctl, cmd, "vol", "inputpool", NULL)))
        goto cleanup;

    if (virFileReadAll(from, VIRSH_MAX_XML_FILE, &buffer) < 0) {
        virshReportError(ctl);
        goto cleanup;
    }

    newvol = virStorageVolCreateXMLFrom(pool, buffer, inputvol, 0);

    if (newvol != NULL) {
        vshPrint(ctl, _("Vol %s created from input vol %s\n"),
                 virStorageVolGetName(newvol), virStorageVolGetName(inputvol));
    } else {
        vshError(ctl, _("Failed to create vol from %s"), from);
        goto cleanup;
    }

    ret = true;
cleanup:
    VIR_FREE(buffer);
    if (pool)
        virStoragePoolFree(pool);
    if (inputvol)
        virStorageVolFree(inputvol);
    if (newvol)
        virStorageVolFree(newvol);
    return ret;
}

Exemplo n.º 4

Arquivo: virsh-volume.c Projeto: aurex-linux/libvirt

static bool
cmdVolCreateFrom(vshControl *ctl, const vshCmd *cmd)
{
    virStoragePoolPtr pool = NULL;
    virStorageVolPtr newvol = NULL, inputvol = NULL;
    const char *from = NULL;
    bool ret = false;
    char *buffer = NULL;
    unsigned int flags = 0;

    if (!(pool = vshCommandOptPool(ctl, cmd, "pool", NULL)))
        goto cleanup;

    if (vshCommandOptBool(cmd, "prealloc-metadata"))
        flags |= VIR_STORAGE_VOL_CREATE_PREALLOC_METADATA;

    if (vshCommandOptStringReq(ctl, cmd, "file", &from) < 0)
        goto cleanup;

    if (!(inputvol = vshCommandOptVol(ctl, cmd, "vol", "inputpool", NULL)))
        goto cleanup;

    if (virFileReadAll(from, VSH_MAX_XML_FILE, &buffer) < 0) {
        vshReportError(ctl);
        goto cleanup;
    }

    newvol = virStorageVolCreateXMLFrom(pool, buffer, inputvol, flags);

    if (newvol != NULL) {
        vshPrint(ctl, _("Vol %s created from input vol %s\n"),
                 virStorageVolGetName(newvol), virStorageVolGetName(inputvol));
    } else {
        vshError(ctl, _("Failed to create vol from %s"), from);
        goto cleanup;
    }

    ret = true;
 cleanup:
    VIR_FREE(buffer);
    if (pool)
        virStoragePoolFree(pool);
    if (inputvol)
        virStorageVolFree(inputvol);
    if (newvol)
        virStorageVolFree(newvol);
    return ret;
}