ITQC/containernetworking-plugins
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host-device: Bring interfaces up after moving into container

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If an interface is not configured with IPAM (because it functions at
layer 2), it will not be brought up otherwise.

Signed-off-by: David Ward <david.ward@ll.mit.edu>
This commit is contained in:
David Ward
2021-12-24 07:53:44 -05:00
committed by Casey Callendrello
parent 27e830b73e
commit 3b2afc93dc
2 changed files with 32 additions and 16 deletions
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24
plugins/main/host-device/host-device_test.go
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@ -381,12 +381,13 @@ var _ = Describe("base functionality", func() {
t := newTesterByVersion(ver)
t.expectInterfaces(resI, cniName, origLink.Attrs().HardwareAddr.String(), targetNS.Path())
// assert that dummy0 is now in the target namespace
// assert that dummy0 is now in the target namespace and is up
_ = targetNS.Do(func(ns.NetNS) error {
defer GinkgoRecover()
link, err := netlink.LinkByName(cniName)
Expect(err).NotTo(HaveOccurred())
Expect(link.Attrs().HardwareAddr).To(Equal(origLink.Attrs().HardwareAddr))
Expect(link.Attrs().Flags & net.FlagUp).To(Equal(net.FlagUp))
return nil
})
@ -461,12 +462,13 @@ var _ = Describe("base functionality", func() {
t := newTesterByVersion(ver)
t.expectInterfaces(resI, cniName, origLink.Attrs().HardwareAddr.String(), targetNS.Path())
// assert that dummy0 is now in the target namespace
// assert that dummy0 is now in the target namespace and is up
_ = targetNS.Do(func(ns.NetNS) error {
defer GinkgoRecover()
link, err := netlink.LinkByName(cniName)
Expect(err).NotTo(HaveOccurred())
Expect(link.Attrs().HardwareAddr).To(Equal(origLink.Attrs().HardwareAddr))
Expect(link.Attrs().Flags & net.FlagUp).To(Equal(net.FlagUp))
return nil
})
@ -504,12 +506,13 @@ var _ = Describe("base functionality", func() {
return nil
})
// assert container interface "eth0" still exists in target namespace
// assert container interface "eth0" still exists in target namespace and is up
_ = targetNS.Do(func(ns.NetNS) error {
defer GinkgoRecover()
link, err := netlink.LinkByName(cniName)
Expect(err).NotTo(HaveOccurred())
Expect(link.Attrs().HardwareAddr).To(Equal(origLink.Attrs().HardwareAddr))
Expect(link.Attrs().Flags & net.FlagUp).To(Equal(net.FlagUp))
return nil
})
@ -654,12 +657,13 @@ var _ = Describe("base functionality", func() {
t := newTesterByVersion(ver)
t.expectInterfaces(resI, cniName, origLink.Attrs().HardwareAddr.String(), targetNS.Path())
// assert that dummy0 is now in the target namespace
// assert that dummy0 is now in the target namespace and is up
_ = targetNS.Do(func(ns.NetNS) error {
defer GinkgoRecover()
link, err := netlink.LinkByName(cniName)
Expect(err).NotTo(HaveOccurred())
Expect(link.Attrs().HardwareAddr).To(Equal(origLink.Attrs().HardwareAddr))
Expect(link.Attrs().Flags & net.FlagUp).To(Equal(net.FlagUp))
//get the IP address of the interface in the target namespace
addrs, err := netlink.AddrList(link, netlink.FAMILY_V4)
@ -757,12 +761,13 @@ var _ = Describe("base functionality", func() {
t := newTesterByVersion(ver)
t.expectInterfaces(resI, cniName, origLink.Attrs().HardwareAddr.String(), targetNS.Path())
// assert that dummy0 is now in the target namespace
// assert that dummy0 is now in the target namespace and is up
_ = targetNS.Do(func(ns.NetNS) error {
defer GinkgoRecover()
link, err := netlink.LinkByName(cniName)
Expect(err).NotTo(HaveOccurred())
Expect(link.Attrs().HardwareAddr).To(Equal(origLink.Attrs().HardwareAddr))
Expect(link.Attrs().Flags & net.FlagUp).To(Equal(net.FlagUp))
return nil
})
@ -949,12 +954,13 @@ var _ = Describe("base functionality", func() {
t := newTesterByVersion(ver)
t.expectInterfaces(resI, cniName, origLink.Attrs().HardwareAddr.String(), targetNS.Path())
// assert that dummy0 is now in the target namespace
// assert that dummy0 is now in the target namespace and is up
_ = targetNS.Do(func(ns.NetNS) error {
defer GinkgoRecover()
link, err := netlink.LinkByName(cniName)
Expect(err).NotTo(HaveOccurred())
Expect(link.Attrs().HardwareAddr).To(Equal(origLink.Attrs().HardwareAddr))
Expect(link.Attrs().Flags & net.FlagUp).To(Equal(net.FlagUp))
//get the IP address of the interface in the target namespace
addrs, err := netlink.AddrList(link, netlink.FAMILY_V4)
@ -1063,12 +1069,13 @@ var _ = Describe("base functionality", func() {
t := newTesterByVersion(ver)
t.expectInterfaces(resI, cniName, origLink.Attrs().HardwareAddr.String(), targetNS.Path())
// assert that dummy0 is now in the target namespace
// assert that dummy0 is now in the target namespace and is up
_ = targetNS.Do(func(ns.NetNS) error {
defer GinkgoRecover()
link, err := netlink.LinkByName(cniName)
Expect(err).NotTo(HaveOccurred())
Expect(link.Attrs().HardwareAddr).To(Equal(origLink.Attrs().HardwareAddr))
Expect(link.Attrs().Flags & net.FlagUp).To(Equal(net.FlagUp))
return nil
})
@ -1106,12 +1113,13 @@ var _ = Describe("base functionality", func() {
return nil
})
// assert container interface "eth0" still exists in target namespace
// assert container interface "eth0" still exists in target namespace and is up
err = targetNS.Do(func(ns.NetNS) error {
defer GinkgoRecover()
link, err := netlink.LinkByName(cniName)
Expect(err).NotTo(HaveOccurred())
Expect(link.Attrs().HardwareAddr).To(Equal(origLink.Attrs().HardwareAddr))
Expect(link.Attrs().Flags & net.FlagUp).To(Equal(net.FlagUp))
return nil
})
Expect(err).NotTo(HaveOccurred())