The new parameter group returns information about network interfaces Signed-off-by: zhanglei <zhanglei(a)smartx.com&gt; --- docs/manpages/virsh.rst | 12 ++++++++++-- src/libvirt-domain.c | 2 +- tools/virsh-domain.c | 6 ++++++ 3 files changed, 17 insertions(+), 3 deletions(-) diff --git a/docs/manpages/virsh.rst b/docs/manpages/virsh.rst index 9561b3f59d..5310baab10 100644 --- a/docs/manpages/virsh.rst +++ b/docs/manpages/virsh.rst @@ -2700,7 +2700,7 @@ guestinfo :: guestinfo domain [--user] [--os] [--timezone] [--hostname] [--filesystem] - [--disk] + [--disk] [--interface] Print information about the guest from the point of view of the guest agent. Note that this command requires a guest agent to be configured and running in @@ -2711,7 +2711,7 @@ are supported by the guest agent. You can limit the types of information that are returned by specifying one or more flags. If a requested information type is not supported, the processes will provide an exit code of 1. Available information types flags are *--user*, *--os*, -*--timezone*, *--hostname*, *--filesystem* and *--disk*. +*--timezone*, *--hostname*, *--filesystem*, *--disk* and *--interface*. Note that depending on the hypervisor type and the version of the guest agent running within the domain, not all of the following information may be @@ -2779,6 +2779,14 @@ returned: * ``disk.<num>.alias`` - the device alias of the disk (e.g. sda) * ``disk.<num>.guest_alias`` - optional alias assigned to the disk +*--interface* returns: +* ``if.count`` - the number of interfaces defined on this domain +* ``if.<num>.name`` - name in the guest (e.g. ``eth0``) for interface <num> +* ``if.<num>.hwaddr`` - hardware address in the guest for interface <num> +* ``if.<num>.addr.count`` - the number of IP addresses of interface <num> +* ``if.<num>.addr.<num1>.type`` - the IP address type of addr <num1> (e.g. ipv4) +* ``if.<num>.addr.<num1>.addr`` - the IP address of addr <num1> +* ``if.<num>.addr.<num1>.prefix`` - the prefix of IP address of addr <num1> guestvcpus ---------- diff --git a/src/libvirt-domain.c b/src/libvirt-domain.c index fdc0780ae0..ce7cafde36 100644 --- a/src/libvirt-domain.c +++ b/src/libvirt-domain.c @@ -12580,7 +12580,7 @@ virDomainSetVcpu(virDomainPtr domain, * "hostname" - the hostname of the domain * * VIR_DOMAIN_GUEST_INFO_INTERFACES: - * Returns information about the interfaces within the domain. the typed + * Returns information about the interfaces within the domain. The typed * parameter keys are in this format: * * "if.count" - the number of interfaces defined on this domain diff --git a/tools/virsh-domain.c b/tools/virsh-domain.c index e5bd1fdd75..5ba5bd6b8c 100644 --- a/tools/virsh-domain.c +++ b/tools/virsh-domain.c @@ -13829,6 +13829,10 @@ static const vshCmdOptDef opts_guestinfo[] = { .type = VSH_OT_BOOL, .help = N_("report disk information"), }, + {.name = "interface", + .type = VSH_OT_BOOL, + .help = N_("report interface information"), + }, {.name = NULL} }; @@ -13854,6 +13858,8 @@ cmdGuestInfo(vshControl *ctl, const vshCmd *cmd) types |= VIR_DOMAIN_GUEST_INFO_FILESYSTEM; if (vshCommandOptBool(cmd, "disk")) types |= VIR_DOMAIN_GUEST_INFO_DISKS; + if (vshCommandOptBool(cmd, "interface")) + types |= VIR_DOMAIN_GUEST_INFO_INTERFACES; if (!(dom = virshCommandOptDomain(ctl, cmd, NULL))) return false; -- 2.31.1

Support return guest interface information from guest agent Signed-off-by: zhanglei <zhanglei(a)smartx.com&gt; --- src/qemu/qemu_driver.c | 88 +++++++++++++++++++++++++++++++++++++++++- 1 file changed, 87 insertions(+), 1 deletion(-) diff --git a/src/qemu/qemu_driver.c b/src/qemu/qemu_driver.c index 5071faab5e..38a12d18b6 100644 --- a/src/qemu/qemu_driver.c +++ b/src/qemu/qemu_driver.c @@ -19896,7 +19896,8 @@ static const unsigned int qemuDomainGetGuestInfoSupportedTypes = VIR_DOMAIN_GUEST_INFO_TIMEZONE | VIR_DOMAIN_GUEST_INFO_HOSTNAME | VIR_DOMAIN_GUEST_INFO_FILESYSTEM | - VIR_DOMAIN_GUEST_INFO_DISKS; + VIR_DOMAIN_GUEST_INFO_DISKS | + VIR_DOMAIN_GUEST_INFO_INTERFACES; static int qemuDomainGetGuestInfoCheckSupport(unsigned int types, @@ -20095,6 +20096,71 @@ qemuAgentFSInfoFormatParams(qemuAgentFSInfo **fsinfo, } } +static void +virDomainInterfaceFormatParams(virDomainInterfacePtr *ifaces, + int nifaces, + virTypedParameterPtr *params, + int *nparams, int * maxparams) +{ + size_t i; + size_t j; + const char *type = NULL; + + if (virTypedParamsAddUInt(params, nparams, maxparams, + "if.count", nifaces) < 0) + return; + + for (i = 0; i < nifaces; i++) { + char param_name[VIR_TYPED_PARAM_FIELD_LENGTH]; + + g_snprintf(param_name, VIR_TYPED_PARAM_FIELD_LENGTH, + "if.%zu.name", i); + if (virTypedParamsAddString(params, nparams, maxparams, + param_name, ifaces[i]->name) < 0) + return; + + g_snprintf(param_name, VIR_TYPED_PARAM_FIELD_LENGTH, + "if.%zu.hwaddr", i); + if (virTypedParamsAddString(params, nparams, maxparams, + param_name, ifaces[i]->hwaddr) < 0) + return; + + g_snprintf(param_name, VIR_TYPED_PARAM_FIELD_LENGTH, + "if.%zu.addr.count", i); + if (virTypedParamsAddUInt(params, nparams, maxparams, + param_name, ifaces[i]->naddrs) < 0) + return; + + for (j = 0; j < ifaces[i]->naddrs; j++) { + switch (ifaces[i]->addrs[j].type) { + case VIR_IP_ADDR_TYPE_IPV4: + type = "ipv4"; + break; + case VIR_IP_ADDR_TYPE_IPV6: + type = "ipv6"; + break; + } + + g_snprintf(param_name, VIR_TYPED_PARAM_FIELD_LENGTH, + "if.%zu.addr.%zu.type", i, j); + if (virTypedParamsAddString(params, nparams, maxparams, + param_name, type) < 0) + return; + + g_snprintf(param_name, VIR_TYPED_PARAM_FIELD_LENGTH, + "if.%zu.addr.%zu.addr", i, j); + if (virTypedParamsAddString(params, nparams, maxparams, + param_name, ifaces[i]->addrs[j].addr) < 0) + return; + + g_snprintf(param_name, VIR_TYPED_PARAM_FIELD_LENGTH, + "if.%zu.addr.%zu.prefix", i, j); + if (virTypedParamsAddUInt(params, nparams, maxparams, + param_name, ifaces[i]->addrs[j].prefix) < 0) + return; + } + } +} static int qemuDomainGetGuestInfo(virDomainPtr dom, @@ -20116,6 +20182,8 @@ qemuDomainGetGuestInfo(virDomainPtr dom, qemuAgentFSInfo **agentfsinfo = NULL; size_t ndisks = 0; qemuAgentDiskInfo **agentdiskinfo = NULL; + virDomainInterfacePtr *ifaces = NULL; + size_t nifaces = 0; size_t i; virCheckFlags(0, -1); @@ -20181,6 +20249,15 @@ qemuDomainGetGuestInfo(virDomainPtr dom, } } + if (supportedTypes & VIR_DOMAIN_GUEST_INFO_INTERFACES) { + rc = qemuAgentGetInterfaces(agent, &ifaces, report_unsupported); + if (rc == -1) { + goto exitagent; + } else if (rc >= 0) { + nifaces = rc; + } + } + qemuDomainObjExitAgent(vm, agent); qemuDomainObjEndAgentJob(vm); @@ -20203,6 +20280,10 @@ qemuDomainGetGuestInfo(virDomainPtr dom, qemuDomainObjEndJob(driver, vm); } + if (nifaces > 0) { + virDomainInterfaceFormatParams(ifaces, nifaces, params, nparams, &maxparams); + } + ret = 0; cleanup: @@ -20212,6 +20293,11 @@ qemuDomainGetGuestInfo(virDomainPtr dom, for (i = 0; i < ndisks; i++) qemuAgentDiskInfoFree(agentdiskinfo[i]); g_free(agentdiskinfo); + if (ifaces && nifaces > 0) { + for (i = 0; i < nifaces; i++) + virDomainInterfaceFree(ifaces[i]); + } + g_free(ifaces); virDomainObjEndAPI(&vm); return ret; -- 2.31.1