static int
hypervConnectNumOfDefinedDomains(virConnectPtr conn)
{
bool success = false;
hypervPrivate *priv = conn->privateData;
virBuffer query = VIR_BUFFER_INITIALIZER;
Msvm_ComputerSystem *computerSystemList = NULL;
Msvm_ComputerSystem *computerSystem = NULL;
int count = 0;
virBufferAddLit(&query, MSVM_COMPUTERSYSTEM_WQL_SELECT);
virBufferAddLit(&query, "where ");
virBufferAddLit(&query, MSVM_COMPUTERSYSTEM_WQL_VIRTUAL);
virBufferAddLit(&query, "and ");
virBufferAddLit(&query, MSVM_COMPUTERSYSTEM_WQL_INACTIVE);
if (hypervGetMsvmComputerSystemList(priv, &query,
&computerSystemList) < 0) {
goto cleanup;
}
for (computerSystem = computerSystemList; computerSystem != NULL;
computerSystem = computerSystem->next) {
++count;
}
success = true;
cleanup:
hypervFreeObject(priv, (hypervObject *)computerSystemList);
return success ? count : -1;
}
static virDomainPtr
hypervDomainLookupByName(virConnectPtr conn, const char *name)
{
virDomainPtr domain = NULL;
hypervPrivate *priv = conn->privateData;
virBuffer query = VIR_BUFFER_INITIALIZER;
Msvm_ComputerSystem *computerSystem = NULL;
virBufferAddLit(&query, MSVM_COMPUTERSYSTEM_WQL_SELECT);
virBufferAddLit(&query, "where ");
virBufferAddLit(&query, MSVM_COMPUTERSYSTEM_WQL_VIRTUAL);
virBufferAsprintf(&query, "and ElementName = \"%s\"", name);
if (hypervGetMsvmComputerSystemList(priv, &query, &computerSystem) < 0) {
goto cleanup;
}
if (computerSystem == NULL) {
virReportError(VIR_ERR_NO_DOMAIN,
_("No domain with name %s"), name);
goto cleanup;
}
hypervMsvmComputerSystemToDomain(conn, computerSystem, &domain);
cleanup:
hypervFreeObject(priv, (hypervObject *)computerSystem);
return domain;
}
static virDomainPtr
hypervDomainLookupByUUID(virConnectPtr conn, const unsigned char *uuid)
{
virDomainPtr domain = NULL;
hypervPrivate *priv = conn->privateData;
char uuid_string[VIR_UUID_STRING_BUFLEN];
virBuffer query = VIR_BUFFER_INITIALIZER;
Msvm_ComputerSystem *computerSystem = NULL;
virUUIDFormat(uuid, uuid_string);
virBufferAddLit(&query, MSVM_COMPUTERSYSTEM_WQL_SELECT);
virBufferAddLit(&query, "where ");
virBufferAddLit(&query, MSVM_COMPUTERSYSTEM_WQL_VIRTUAL);
virBufferAsprintf(&query, "and Name = \"%s\"", uuid_string);
if (hypervGetMsvmComputerSystemList(priv, &query, &computerSystem) < 0) {
goto cleanup;
}
if (computerSystem == NULL) {
virReportError(VIR_ERR_NO_DOMAIN,
_("No domain with UUID %s"), uuid_string);
goto cleanup;
}
hypervMsvmComputerSystemToDomain(conn, computerSystem, &domain);
cleanup:
hypervFreeObject(priv, (hypervObject *)computerSystem);
return domain;
}
static virDomainPtr
hypervDomainLookupByID(virConnectPtr conn, int id)
{
virDomainPtr domain = NULL;
hypervPrivate *priv = conn->privateData;
virBuffer query = VIR_BUFFER_INITIALIZER;
Msvm_ComputerSystem *computerSystem = NULL;
virBufferAddLit(&query, MSVM_COMPUTERSYSTEM_WQL_SELECT);
virBufferAddLit(&query, "where ");
virBufferAddLit(&query, MSVM_COMPUTERSYSTEM_WQL_VIRTUAL);
virBufferAsprintf(&query, "and ProcessID = %d", id);
if (hypervGetMsvmComputerSystemList(priv, &query, &computerSystem) < 0) {
goto cleanup;
}
if (computerSystem == NULL) {
HYPERV_ERROR(VIR_ERR_NO_DOMAIN, _("No domain with ID %d"), id);
goto cleanup;
}
hypervMsvmComputerSystemToDomain(conn, computerSystem, &domain);
cleanup:
hypervFreeObject(priv, (hypervObject *)computerSystem);
return domain;
}
static int
hypervListDefinedDomains(virConnectPtr conn, char **const names, int maxnames)
{
bool success = false;
hypervPrivate *priv = conn->privateData;
virBuffer query = VIR_BUFFER_INITIALIZER;
Msvm_ComputerSystem *computerSystemList = NULL;
Msvm_ComputerSystem *computerSystem = NULL;
int count = 0;
int i;
if (maxnames == 0) {
return 0;
}
virBufferAddLit(&query, MSVM_COMPUTERSYSTEM_WQL_SELECT);
virBufferAddLit(&query, "where ");
virBufferAddLit(&query, MSVM_COMPUTERSYSTEM_WQL_VIRTUAL);
virBufferAddLit(&query, "and ");
virBufferAddLit(&query, MSVM_COMPUTERSYSTEM_WQL_INACTIVE);
if (hypervGetMsvmComputerSystemList(priv, &query,
&computerSystemList) < 0) {
goto cleanup;
}
for (computerSystem = computerSystemList; computerSystem != NULL;
computerSystem = computerSystem->next) {
names[count] = strdup(computerSystem->data->ElementName);
if (names[count] == NULL) {
virReportOOMError();
goto cleanup;
}
++count;
if (count >= maxnames) {
break;
}
}
success = true;
cleanup:
if (!success) {
for (i = 0; i < count; ++i) {
VIR_FREE(names[i]);
}
count = -1;
}
hypervFreeObject(priv, (hypervObject *)computerSystemList);
return count;
}
static int
hypervConnectListDomains(virConnectPtr conn, int *ids, int maxids)
{
bool success = false;
hypervPrivate *priv = conn->privateData;
virBuffer query = VIR_BUFFER_INITIALIZER;
Msvm_ComputerSystem *computerSystemList = NULL;
Msvm_ComputerSystem *computerSystem = NULL;
int count = 0;
if (maxids == 0) {
return 0;
}
virBufferAddLit(&query, MSVM_COMPUTERSYSTEM_WQL_SELECT);
virBufferAddLit(&query, "where ");
virBufferAddLit(&query, MSVM_COMPUTERSYSTEM_WQL_VIRTUAL);
virBufferAddLit(&query, "and ");
virBufferAddLit(&query, MSVM_COMPUTERSYSTEM_WQL_ACTIVE);
if (hypervGetMsvmComputerSystemList(priv, &query,
&computerSystemList) < 0) {
goto cleanup;
}
for (computerSystem = computerSystemList; computerSystem != NULL;
computerSystem = computerSystem->next) {
ids[count++] = computerSystem->data->ProcessID;
if (count >= maxids) {
break;
}
}
success = true;
cleanup:
hypervFreeObject(priv, (hypervObject *)computerSystemList);
return success ? count : -1;
}
static virDrvOpenStatus
hypervConnectOpen(virConnectPtr conn, virConnectAuthPtr auth, unsigned int flags)
{
virDrvOpenStatus result = VIR_DRV_OPEN_ERROR;
char *plus;
hypervPrivate *priv = NULL;
char *username = NULL;
char *password = NULL;
virBuffer query = VIR_BUFFER_INITIALIZER;
Msvm_ComputerSystem *computerSystem = NULL;
virCheckFlags(VIR_CONNECT_RO, VIR_DRV_OPEN_ERROR);
/* Decline if the URI is NULL or the scheme is NULL */
if (conn->uri == NULL || conn->uri->scheme == NULL) {
return VIR_DRV_OPEN_DECLINED;
}
/* Decline if the scheme is not hyperv */
plus = strchr(conn->uri->scheme, '+');
if (plus == NULL) {
if (STRCASENEQ(conn->uri->scheme, "hyperv")) {
return VIR_DRV_OPEN_DECLINED;
}
} else {
if (plus - conn->uri->scheme != 6 ||
STRCASENEQLEN(conn->uri->scheme, "hyperv", 6)) {
return VIR_DRV_OPEN_DECLINED;
}
virReportError(VIR_ERR_INVALID_ARG,
_("Transport '%s' in URI scheme is not supported, try again "
"without the transport part"), plus + 1);
return VIR_DRV_OPEN_ERROR;
}
/* Require server part */
if (conn->uri->server == NULL) {
virReportError(VIR_ERR_INVALID_ARG, "%s",
_("URI is missing the server part"));
return VIR_DRV_OPEN_ERROR;
}
/* Require auth */
if (auth == NULL || auth->cb == NULL) {
virReportError(VIR_ERR_INVALID_ARG, "%s",
_("Missing or invalid auth pointer"));
return VIR_DRV_OPEN_ERROR;
}
/* Allocate per-connection private data */
if (VIR_ALLOC(priv) < 0)
goto cleanup;
if (hypervParseUri(&priv->parsedUri, conn->uri) < 0) {
goto cleanup;
}
/* Set the port dependent on the transport protocol if no port is
* specified. This allows us to rely on the port parameter being
* correctly set when building URIs later on, without the need to
* distinguish between the situations port == 0 and port != 0 */
if (conn->uri->port == 0) {
if (STRCASEEQ(priv->parsedUri->transport, "https")) {
conn->uri->port = 5986;
} else {
conn->uri->port = 5985;
}
}
/* Request credentials */
if (conn->uri->user != NULL) {
if (VIR_STRDUP(username, conn->uri->user) < 0)
goto cleanup;
} else {
username = virAuthGetUsername(conn, auth, "hyperv", "administrator", conn->uri->server);
if (username == NULL) {
virReportError(VIR_ERR_AUTH_FAILED, "%s", _("Username request failed"));
goto cleanup;
}
}
password = virAuthGetPassword(conn, auth, "hyperv", username, conn->uri->server);
if (password == NULL) {
virReportError(VIR_ERR_AUTH_FAILED, "%s", _("Password request failed"));
goto cleanup;
}
/* Initialize the openwsman connection */
priv->client = wsmc_create(conn->uri->server, conn->uri->port, "/wsman",
priv->parsedUri->transport, username, password);
if (priv->client == NULL) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
_("Could not create openwsman client"));
goto cleanup;
}
if (wsmc_transport_init(priv->client, NULL) != 0) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
_("Could not initialize openwsman transport"));
goto cleanup;
}
/* FIXME: Currently only basic authentication is supported */
wsman_transport_set_auth_method(priv->client, "basic");
/* Check if the connection can be established and if the server has the
* Hyper-V role installed. If the call to hypervGetMsvmComputerSystemList
* succeeds than the connection has been established. If the returned list
* is empty than the server isn't a Hyper-V server. */
virBufferAddLit(&query, MSVM_COMPUTERSYSTEM_WQL_SELECT);
virBufferAddLit(&query, "where ");
virBufferAddLit(&query, MSVM_COMPUTERSYSTEM_WQL_PHYSICAL);
if (hypervGetMsvmComputerSystemList(priv, &query, &computerSystem) < 0) {
goto cleanup;
}
if (computerSystem == NULL) {
virReportError(VIR_ERR_INTERNAL_ERROR,
_("%s is not a Hyper-V server"), conn->uri->server);
goto cleanup;
}
conn->privateData = priv;
priv = NULL;
result = VIR_DRV_OPEN_SUCCESS;
cleanup:
hypervFreePrivate(&priv);
VIR_FREE(username);
VIR_FREE(password);
hypervFreeObject(priv, (hypervObject *)computerSystem);
return result;
}
static int
hypervConnectListAllDomains(virConnectPtr conn,
virDomainPtr **domains,
unsigned int flags)
{
hypervPrivate *priv = conn->privateData;
virBuffer query = VIR_BUFFER_INITIALIZER;
Msvm_ComputerSystem *computerSystemList = NULL;
Msvm_ComputerSystem *computerSystem = NULL;
size_t ndoms;
virDomainPtr domain;
virDomainPtr *doms = NULL;
int count = 0;
int ret = -1;
size_t i;
virCheckFlags(VIR_CONNECT_LIST_DOMAINS_FILTERS_ALL, -1);
/* check for filter combinations that return no results:
* persistent: all hyperv guests are persistent
* snapshot: the driver does not support snapshot management
* autostart: the driver does not support autostarting guests
*/
if ((MATCH(VIR_CONNECT_LIST_DOMAINS_TRANSIENT) &&
!MATCH(VIR_CONNECT_LIST_DOMAINS_PERSISTENT)) ||
(MATCH(VIR_CONNECT_LIST_DOMAINS_AUTOSTART) &&
!MATCH(VIR_CONNECT_LIST_DOMAINS_NO_AUTOSTART)) ||
(MATCH(VIR_CONNECT_LIST_DOMAINS_HAS_SNAPSHOT) &&
!MATCH(VIR_CONNECT_LIST_DOMAINS_NO_SNAPSHOT))) {
if (domains && VIR_ALLOC_N(*domains, 1) < 0)
goto cleanup;
ret = 0;
goto cleanup;
}
virBufferAddLit(&query, MSVM_COMPUTERSYSTEM_WQL_SELECT);
virBufferAddLit(&query, "where ");
virBufferAddLit(&query, MSVM_COMPUTERSYSTEM_WQL_VIRTUAL);
/* construct query with filter depending on flags */
if (!(MATCH(VIR_CONNECT_LIST_DOMAINS_ACTIVE) &&
MATCH(VIR_CONNECT_LIST_DOMAINS_INACTIVE))) {
if (MATCH(VIR_CONNECT_LIST_DOMAINS_ACTIVE)) {
virBufferAddLit(&query, "and ");
virBufferAddLit(&query, MSVM_COMPUTERSYSTEM_WQL_ACTIVE);
}
if (MATCH(VIR_CONNECT_LIST_DOMAINS_INACTIVE)) {
virBufferAddLit(&query, "and ");
virBufferAddLit(&query, MSVM_COMPUTERSYSTEM_WQL_INACTIVE);
}
}
if (hypervGetMsvmComputerSystemList(priv, &query,
&computerSystemList) < 0)
goto cleanup;
if (domains) {
if (VIR_ALLOC_N(doms, 1) < 0)
goto cleanup;
ndoms = 1;
}
for (computerSystem = computerSystemList; computerSystem != NULL;
computerSystem = computerSystem->next) {
/* filter by domain state */
if (MATCH(VIR_CONNECT_LIST_DOMAINS_FILTERS_STATE)) {
int st = hypervMsvmComputerSystemEnabledStateToDomainState(computerSystem);
if (!((MATCH(VIR_CONNECT_LIST_DOMAINS_RUNNING) &&
st == VIR_DOMAIN_RUNNING) ||
(MATCH(VIR_CONNECT_LIST_DOMAINS_PAUSED) &&
st == VIR_DOMAIN_PAUSED) ||
(MATCH(VIR_CONNECT_LIST_DOMAINS_SHUTOFF) &&
st == VIR_DOMAIN_SHUTOFF) ||
(MATCH(VIR_CONNECT_LIST_DOMAINS_OTHER) &&
(st != VIR_DOMAIN_RUNNING &&
st != VIR_DOMAIN_PAUSED &&
st != VIR_DOMAIN_SHUTOFF))))
continue;
}
/* managed save filter */
if (MATCH(VIR_CONNECT_LIST_DOMAINS_FILTERS_MANAGEDSAVE)) {
bool mansave = computerSystem->data->EnabledState ==
MSVM_COMPUTERSYSTEM_ENABLEDSTATE_SUSPENDED;
if (!((MATCH(VIR_CONNECT_LIST_DOMAINS_MANAGEDSAVE) && mansave) ||
(MATCH(VIR_CONNECT_LIST_DOMAINS_NO_MANAGEDSAVE) && !mansave)))
continue;
}
if (!doms) {
count++;
continue;
}
if (VIR_RESIZE_N(doms, ndoms, count, 2) < 0)
goto cleanup;
domain = NULL;
if (hypervMsvmComputerSystemToDomain(conn, computerSystem,
&domain) < 0)
goto cleanup;
doms[count++] = domain;
}
if (doms)
*domains = doms;
doms = NULL;
ret = count;
cleanup:
if (doms) {
for (i = 0; i < count; ++i) {
virDomainFree(doms[i]);
}
VIR_FREE(doms);
}
hypervFreeObject(priv, (hypervObject *)computerSystemList);
return ret;
}
