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-rw-r--r--libpod/network/files.go4
-rw-r--r--libpod/network/network.go19
-rw-r--r--libpod/networking_linux.go14
-rw-r--r--libpod/runtime_ctr.go16
-rw-r--r--test/e2e/create_test.go12
-rw-r--r--test/e2e/network_connect_disconnect_test.go85
6 files changed, 135 insertions, 15 deletions
diff --git a/libpod/network/files.go b/libpod/network/files.go
index f869d32c3..fe483e25c 100644
--- a/libpod/network/files.go
+++ b/libpod/network/files.go
@@ -81,9 +81,9 @@ func GetCNIConfigPathByNameOrID(config *config.Config, name string) (string, err
return "", errors.Wrap(define.ErrNoSuchNetwork, fmt.Sprintf("unable to find network configuration for %s", name))
}
-// ReadRawCNIConfByName reads the raw CNI configuration for a CNI
+// ReadRawCNIConfByNameOrID reads the raw CNI configuration for a CNI
// network by name
-func ReadRawCNIConfByName(config *config.Config, name string) ([]byte, error) {
+func ReadRawCNIConfByNameOrID(config *config.Config, name string) ([]byte, error) {
confFile, err := GetCNIConfigPathByNameOrID(config, name)
if err != nil {
return nil, err
diff --git a/libpod/network/network.go b/libpod/network/network.go
index b347ec0e2..f19a764ef 100644
--- a/libpod/network/network.go
+++ b/libpod/network/network.go
@@ -7,6 +7,7 @@ import (
"net"
"os"
+ "github.com/containernetworking/cni/libcni"
"github.com/containernetworking/cni/pkg/types"
"github.com/containernetworking/plugins/plugins/ipam/host-local/backend/allocator"
"github.com/containers/common/pkg/config"
@@ -222,7 +223,7 @@ func RemoveNetwork(config *config.Config, name string) error {
// InspectNetwork reads a CNI config and returns its configuration
func InspectNetwork(config *config.Config, name string) (map[string]interface{}, error) {
- b, err := ReadRawCNIConfByName(config, name)
+ b, err := ReadRawCNIConfByNameOrID(config, name)
if err != nil {
return nil, err
}
@@ -234,7 +235,7 @@ func InspectNetwork(config *config.Config, name string) (map[string]interface{},
// Exists says whether a given network exists or not; it meant
// specifically for restful responses so 404s can be used
func Exists(config *config.Config, name string) (bool, error) {
- _, err := ReadRawCNIConfByName(config, name)
+ _, err := ReadRawCNIConfByNameOrID(config, name)
if err != nil {
if errors.Cause(err) == define.ErrNoSuchNetwork {
return false, nil
@@ -277,3 +278,17 @@ func PruneNetworks(rtc *config.Config, usedNetworks map[string]bool) ([]*entitie
}
return reports, nil
}
+
+// NormalizeName translates a network ID into a name.
+// If the input is a name the name is returned.
+func NormalizeName(config *config.Config, nameOrID string) (string, error) {
+ path, err := GetCNIConfigPathByNameOrID(config, nameOrID)
+ if err != nil {
+ return "", err
+ }
+ conf, err := libcni.ConfListFromFile(path)
+ if err != nil {
+ return "", err
+ }
+ return conf.Name, nil
+}
diff --git a/libpod/networking_linux.go b/libpod/networking_linux.go
index 5f9ad0e27..c1b2c694d 100644
--- a/libpod/networking_linux.go
+++ b/libpod/networking_linux.go
@@ -1139,13 +1139,12 @@ func (c *Container) NetworkDisconnect(nameOrID, netName string, force bool) erro
return err
}
- exists, err := network.Exists(c.runtime.config, netName)
+ // check if network exists and if the input is a ID we get the name
+ // ocicni only uses names so it is important that we only use the name
+ netName, err = network.NormalizeName(c.runtime.config, netName)
if err != nil {
return err
}
- if !exists {
- return errors.Wrap(define.ErrNoSuchNetwork, netName)
- }
index, nameExists := networks[netName]
if !nameExists && len(networks) > 0 {
@@ -1196,13 +1195,12 @@ func (c *Container) NetworkConnect(nameOrID, netName string, aliases []string) e
return err
}
- exists, err := network.Exists(c.runtime.config, netName)
+ // check if network exists and if the input is a ID we get the name
+ // ocicni only uses names so it is important that we only use the name
+ netName, err = network.NormalizeName(c.runtime.config, netName)
if err != nil {
return err
}
- if !exists {
- return errors.Wrap(define.ErrNoSuchNetwork, netName)
- }
c.lock.Lock()
defer c.lock.Unlock()
diff --git a/libpod/runtime_ctr.go b/libpod/runtime_ctr.go
index af87ccca1..8bf862bf2 100644
--- a/libpod/runtime_ctr.go
+++ b/libpod/runtime_ctr.go
@@ -12,6 +12,7 @@ import (
"github.com/containers/common/pkg/config"
"github.com/containers/podman/v3/libpod/define"
"github.com/containers/podman/v3/libpod/events"
+ "github.com/containers/podman/v3/libpod/network"
"github.com/containers/podman/v3/libpod/shutdown"
"github.com/containers/podman/v3/pkg/cgroups"
"github.com/containers/podman/v3/pkg/domain/entities/reports"
@@ -285,6 +286,21 @@ func (r *Runtime) setupContainer(ctx context.Context, ctr *Container) (_ *Contai
return nil, err
}
+ // normalize the networks to names
+ // ocicni only knows about cni names so we have to make
+ // sure we do not use ids internally
+ if len(ctr.config.Networks) > 0 {
+ netNames := make([]string, 0, len(ctr.config.Networks))
+ for _, nameOrID := range ctr.config.Networks {
+ netName, err := network.NormalizeName(r.config, nameOrID)
+ if err != nil {
+ return nil, err
+ }
+ netNames = append(netNames, netName)
+ }
+ ctr.config.Networks = netNames
+ }
+
// Inhibit shutdown until creation succeeds
shutdown.Inhibit()
defer shutdown.Uninhibit()
diff --git a/test/e2e/create_test.go b/test/e2e/create_test.go
index 43da95a9d..1f1786dbe 100644
--- a/test/e2e/create_test.go
+++ b/test/e2e/create_test.go
@@ -9,6 +9,7 @@ import (
"strings"
. "github.com/containers/podman/v3/test/utils"
+ "github.com/containers/storage/pkg/stringid"
. "github.com/onsi/ginkgo"
. "github.com/onsi/gomega"
)
@@ -576,15 +577,20 @@ var _ = Describe("Podman create", func() {
Expect(session.ExitCode()).ToNot(BeZero())
})
- It("create container in pod with network should fail", func() {
+ It("create container in pod with network should not fail", func() {
name := "createwithnetwork"
pod := podmanTest.RunTopContainerInPod("", "new:"+name)
pod.WaitWithDefaultTimeout()
Expect(pod.ExitCode()).To(BeZero())
- session := podmanTest.Podman([]string{"create", "--pod", name, "--network", "foobar", ALPINE, "top"})
+ netName := "pod" + stringid.GenerateNonCryptoID()
+ session := podmanTest.Podman([]string{"network", "create", netName})
+ session.WaitWithDefaultTimeout()
+ Expect(session.ExitCode()).To(BeZero())
+ defer podmanTest.removeCNINetwork(netName)
+
+ session = podmanTest.Podman([]string{"create", "--pod", name, "--network", netName, ALPINE, "top"})
session.WaitWithDefaultTimeout()
- //Expect(session.ExitCode()).ToNot(BeZero())
Expect(session.ExitCode()).To(BeZero())
})
diff --git a/test/e2e/network_connect_disconnect_test.go b/test/e2e/network_connect_disconnect_test.go
index ab42a592f..3be95e254 100644
--- a/test/e2e/network_connect_disconnect_test.go
+++ b/test/e2e/network_connect_disconnect_test.go
@@ -195,6 +195,55 @@ var _ = Describe("Podman network connect and disconnect", func() {
Expect(exec.ExitCode()).To(BeZero())
})
+ It("podman network connect and run with network ID", func() {
+ SkipIfRemote("remote flakes to much I will fix this in another PR")
+ SkipIfRootless("network connect and disconnect are only rootful")
+ netName := "ID" + stringid.GenerateNonCryptoID()
+ session := podmanTest.Podman([]string{"network", "create", netName})
+ session.WaitWithDefaultTimeout()
+ Expect(session.ExitCode()).To(BeZero())
+ defer podmanTest.removeCNINetwork(netName)
+
+ session = podmanTest.Podman([]string{"network", "ls", "--format", "{{.ID}}", "--filter", "name=" + netName})
+ session.WaitWithDefaultTimeout()
+ Expect(session.ExitCode()).To(BeZero())
+ netID := session.OutputToString()
+
+ ctr := podmanTest.Podman([]string{"run", "-dt", "--name", "test", "--network", netID, ALPINE, "top"})
+ ctr.WaitWithDefaultTimeout()
+ Expect(ctr.ExitCode()).To(BeZero())
+
+ exec := podmanTest.Podman([]string{"exec", "-it", "test", "ip", "addr", "show", "eth0"})
+ exec.WaitWithDefaultTimeout()
+ Expect(exec.ExitCode()).To(BeZero())
+
+ // Create a second network
+ newNetName := "ID2" + stringid.GenerateNonCryptoID()
+ session = podmanTest.Podman([]string{"network", "create", newNetName})
+ session.WaitWithDefaultTimeout()
+ Expect(session.ExitCode()).To(BeZero())
+ defer podmanTest.removeCNINetwork(newNetName)
+
+ session = podmanTest.Podman([]string{"network", "ls", "--format", "{{.ID}}", "--filter", "name=" + newNetName})
+ session.WaitWithDefaultTimeout()
+ Expect(session.ExitCode()).To(BeZero())
+ newNetID := session.OutputToString()
+
+ connect := podmanTest.Podman([]string{"network", "connect", newNetID, "test"})
+ connect.WaitWithDefaultTimeout()
+ Expect(connect.ExitCode()).To(BeZero())
+
+ inspect := podmanTest.Podman([]string{"container", "inspect", "test", "--format", "{{.NetworkSettings.Networks}}"})
+ inspect.WaitWithDefaultTimeout()
+ Expect(inspect.ExitCode()).To(BeZero())
+ Expect(inspect.OutputToString()).To(ContainSubstring(netName))
+ Expect(inspect.OutputToString()).To(ContainSubstring(newNetName))
+
+ exec = podmanTest.Podman([]string{"exec", "-it", "test", "ip", "addr", "show", "eth1"})
+ exec.WaitWithDefaultTimeout()
+ Expect(exec.ExitCode()).To(BeZero())
+ })
+
It("podman network disconnect when not running", func() {
SkipIfRootless("network connect and disconnect are only rootful")
netName1 := "aliasTest" + stringid.GenerateNonCryptoID()
@@ -234,4 +283,40 @@ var _ = Describe("Podman network connect and disconnect", func() {
exec.WaitWithDefaultTimeout()
Expect(exec.ExitCode()).ToNot(BeZero())
})
+
+ It("podman network disconnect and run with network ID", func() {
+ SkipIfRemote("remote flakes to much I will fix this in another PR")
+ SkipIfRootless("network connect and disconnect are only rootful")
+ netName := "aliasTest" + stringid.GenerateNonCryptoID()
+ session := podmanTest.Podman([]string{"network", "create", netName})
+ session.WaitWithDefaultTimeout()
+ Expect(session.ExitCode()).To(BeZero())
+ defer podmanTest.removeCNINetwork(netName)
+
+ session = podmanTest.Podman([]string{"network", "ls", "--format", "{{.ID}}", "--filter", "name=" + netName})
+ session.WaitWithDefaultTimeout()
+ Expect(session.ExitCode()).To(BeZero())
+ netID := session.OutputToString()
+
+ ctr := podmanTest.Podman([]string{"run", "-dt", "--name", "test", "--network", netID, ALPINE, "top"})
+ ctr.WaitWithDefaultTimeout()
+ Expect(ctr.ExitCode()).To(BeZero())
+
+ exec := podmanTest.Podman([]string{"exec", "-it", "test", "ip", "addr", "show", "eth0"})
+ exec.WaitWithDefaultTimeout()
+ Expect(exec.ExitCode()).To(BeZero())
+
+ dis := podmanTest.Podman([]string{"network", "disconnect", netID, "test"})
+ dis.WaitWithDefaultTimeout()
+ Expect(dis.ExitCode()).To(BeZero())
+
+ inspect := podmanTest.Podman([]string{"container", "inspect", "test", "--format", "{{len .NetworkSettings.Networks}}"})
+ inspect.WaitWithDefaultTimeout()
+ Expect(inspect.ExitCode()).To(BeZero())
+ Expect(inspect.OutputToString()).To(Equal("0"))
+
+ exec = podmanTest.Podman([]string{"exec", "-it", "test", "ip", "addr", "show", "eth0"})
+ exec.WaitWithDefaultTimeout()
+ Expect(exec.ExitCode()).ToNot(BeZero())
+ })
})
generated by cgit v1.2.3-54-g00ecf (git 2.39.0) at 2024-09-30 02:23:15 +0000