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parallels: parse virtual network properties

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Fill bridge name and mac for bridged network and
DHCP server parameter for host-only network.

Signed-off-by: Dmitry Guryanov <dguryanov@parallels.com>
This commit is contained in:
Dmitry Guryanov 2012-12-11 14:59:47 +04:00 committed by Daniel Veillard
parent 6034ce3130
commit 56494d2b57
1 changed files with 172 additions and 0 deletions
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172
src/parallels/parallels_network.c
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@ -35,6 +35,158 @@
virReportErrorHelper(VIR_FROM_TEST, VIR_ERR_OPERATION_FAILED, __FILE__, \
__FUNCTION__, __LINE__, _("Can't parse prlctl output"))
#define SYSFS_NET_DIR "/sys/class/net"
static int parallelsGetBridgedNetInfo(virNetworkDefPtr def, virJSONValuePtr jobj)
{
const char *ifname;
char *bridgeLink = NULL;
char *bridgePath = NULL;
char *bridgeAddressPath = NULL;
char *bridgeAddress = NULL;
int len = 0;
int ret = -1;
if (!(ifname = virJSONValueObjectGetString(jobj, "Bound To"))) {
parallelsParseError();
goto cleanup;
}
if (virAsprintf(&bridgeLink, "%s/%s/brport/bridge",
SYSFS_NET_DIR, ifname) < 0) {
virReportOOMError();
goto cleanup;
}
if (virFileResolveLink(bridgeLink, &bridgePath) < 0) {
virReportSystemError(errno, _("cannot read link '%s'"), bridgeLink);
goto cleanup;
}
if (!(def->bridge = strdup(basename(bridgePath)))) {
virReportOOMError();
goto cleanup;
}
if (virAsprintf(&bridgeAddressPath, "%s/%s/brport/bridge/address",
SYSFS_NET_DIR, ifname) < 0) {
virReportOOMError();
goto cleanup;
}
if ((len = virFileReadAll(bridgeAddressPath, 18, &bridgeAddress)) < 0) {
virReportError(VIR_ERR_INTERNAL_ERROR,
_("Error reading file '%s'"), bridgeAddressPath);
goto cleanup;
}
if (len < VIR_MAC_STRING_BUFLEN) {
virReportError(VIR_ERR_INTERNAL_ERROR,
_("Error reading MAC from '%s'"), bridgeAddressPath);
}
bridgeAddress[VIR_MAC_STRING_BUFLEN - 1] = '\0';
if (virMacAddrParse(bridgeAddress, &def->mac) < 0) {
virReportError(VIR_ERR_INTERNAL_ERROR,
_("Can't parse MAC '%s'"), bridgeAddress);
goto cleanup;
}
def->mac_specified = 1;
ret = 0;
cleanup:
VIR_FREE(bridgeLink);
VIR_FREE(bridgePath);
VIR_FREE(bridgeAddress);
VIR_FREE(bridgeAddressPath);
return ret;
}
static int parallelsGetHostOnlyNetInfo(virNetworkDefPtr def, const char *name)
{
const char *tmp;
virJSONValuePtr jobj = NULL, jobj2;
int ret = -1;
if (VIR_EXPAND_N(def->ips, def->nips, 1) < 0) {
virReportOOMError();
goto cleanup;
}
jobj = parallelsParseOutput("prlsrvctl", "net", "info", "-j", name, NULL);
if (!jobj) {
parallelsParseError();
goto cleanup;
}
if (!(jobj2 = virJSONValueObjectGet(jobj, "Parallels adapter"))) {
parallelsParseError();
goto cleanup;
}
if (!(def->ips[0].family = strdup("ipv4"))) {
virReportOOMError();
goto cleanup;
};
if (!(tmp = virJSONValueObjectGetString(jobj2, "IP address"))) {
parallelsParseError();
goto cleanup;
}
if (virSocketAddrParseIPv4(&def->ips[0].address, tmp) < 0) {
parallelsParseError();
goto cleanup;
}
if (!(tmp = virJSONValueObjectGetString(jobj2, "Subnet mask"))) {
parallelsParseError();
goto cleanup;
}
if (virSocketAddrParseIPv4(&def->ips[0].netmask, tmp) < 0) {
parallelsParseError();
goto cleanup;
}
if (!(jobj2 = virJSONValueObjectGet(jobj, "DHCPv4 server"))) {
parallelsParseError();
goto cleanup;
}
if (VIR_EXPAND_N(def->ips[0].ranges, def->ips[0].nranges, 1) < 0) {
virReportOOMError();
goto cleanup;
}
if (!(tmp = virJSONValueObjectGetString(jobj2, "IP scope start address"))) {
parallelsParseError();
goto cleanup;
}
if (virSocketAddrParseIPv4(&def->ips[0].ranges[0].start, tmp) < 0) {
parallelsParseError();
goto cleanup;
}
if (!(tmp = virJSONValueObjectGetString(jobj2, "IP scope end address"))) {
parallelsParseError();
goto cleanup;
}
if (virSocketAddrParseIPv4(&def->ips[0].ranges[0].end, tmp) < 0) {
parallelsParseError();
goto cleanup;
}
ret = 0;
cleanup:
virJSONValueFree(jobj);
return ret;
}
static virNetworkObjPtr
parallelsLoadNetwork(parallelsConnPtr privconn, virJSONValuePtr jobj)
{
@ -61,6 +213,26 @@ parallelsLoadNetwork(parallelsConnPtr privconn, virJSONValuePtr jobj)
memcpy(def->uuid, md5, VIR_UUID_BUFLEN);
def->uuid_specified = 1;
if (!(tmp = virJSONValueObjectGetString(jobj, "Type"))) {
parallelsParseError();
goto cleanup;
}
if (STREQ(tmp, "bridged")) {
def->forward.type = VIR_NETWORK_FORWARD_BRIDGE;
if (parallelsGetBridgedNetInfo(def, jobj) < 0)
goto cleanup;
} else if (STREQ(tmp, "host-only")) {
def->forward.type = VIR_NETWORK_FORWARD_NONE;
if (parallelsGetHostOnlyNetInfo(def, def->name) < 0)
goto cleanup;
} else {
parallelsParseError();
goto cleanup;
}
if (!(net = virNetworkAssignDef(&privconn->networks, def, false))) {
virNetworkDefFree(def);
goto cleanup;