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-rw-r--r--cmd/podman/common/netflags.go53
-rw-r--r--docs/source/markdown/podman-create.1.md17
-rw-r--r--docs/source/markdown/podman-pod-create.1.md9
-rw-r--r--docs/source/markdown/podman-run.1.md17
-rw-r--r--test/e2e/run_staticip_test.go15
5 files changed, 77 insertions, 34 deletions
diff --git a/cmd/podman/common/netflags.go b/cmd/podman/common/netflags.go
index ba8ab7a8b..425d85c9d 100644
--- a/cmd/podman/common/netflags.go
+++ b/cmd/podman/common/netflags.go
@@ -53,6 +53,13 @@ func DefineNetFlags(cmd *cobra.Command) {
)
_ = cmd.RegisterFlagCompletionFunc(ipFlagName, completion.AutocompleteNone)
+ ip6FlagName := "ip6"
+ netFlags.String(
+ ip6FlagName, "",
+ "Specify a static IPv6 address for the container",
+ )
+ _ = cmd.RegisterFlagCompletionFunc(ip6FlagName, completion.AutocompleteNone)
+
macAddressFlagName := "mac-address"
netFlags.String(
macAddressFlagName, "",
@@ -185,7 +192,7 @@ func NetFlagsToNetOptions(opts *entities.NetOptions, flags pflag.FlagSet) (*enti
opts.Networks = networks
}
- if flags.Changed("ip") || flags.Changed("mac-address") || flags.Changed("network-alias") {
+ if flags.Changed("ip") || flags.Changed("ip6") || flags.Changed("mac-address") || flags.Changed("network-alias") {
// if there is no network we add the default
if len(opts.Networks) == 0 {
opts.Networks = map[string]types.PerNetworkOptions{
@@ -193,29 +200,31 @@ func NetFlagsToNetOptions(opts *entities.NetOptions, flags pflag.FlagSet) (*enti
}
}
- ip, err := flags.GetString("ip")
- if err != nil {
- return nil, err
- }
- if ip != "" {
- // if pod create --infra=false
- if infra, err := flags.GetBool("infra"); err == nil && !infra {
- return nil, errors.Wrap(define.ErrInvalidArg, "cannot set --ip without infra container")
+ for _, ipFlagName := range []string{"ip", "ip6"} {
+ ip, err := flags.GetString(ipFlagName)
+ if err != nil {
+ return nil, err
}
+ if ip != "" {
+ // if pod create --infra=false
+ if infra, err := flags.GetBool("infra"); err == nil && !infra {
+ return nil, errors.Wrapf(define.ErrInvalidArg, "cannot set --%s without infra container", ipFlagName)
+ }
- staticIP := net.ParseIP(ip)
- if staticIP == nil {
- return nil, errors.Errorf("%s is not an ip address", ip)
- }
- if !opts.Network.IsBridge() && !opts.Network.IsDefault() {
- return nil, errors.Wrap(define.ErrInvalidArg, "--ip can only be set when the network mode is bridge")
- }
- if len(opts.Networks) != 1 {
- return nil, errors.Wrap(define.ErrInvalidArg, "--ip can only be set for a single network")
- }
- for name, netOpts := range opts.Networks {
- netOpts.StaticIPs = append(netOpts.StaticIPs, staticIP)
- opts.Networks[name] = netOpts
+ staticIP := net.ParseIP(ip)
+ if staticIP == nil {
+ return nil, errors.Errorf("%q is not an ip address", ip)
+ }
+ if !opts.Network.IsBridge() && !opts.Network.IsDefault() {
+ return nil, errors.Wrapf(define.ErrInvalidArg, "--%s can only be set when the network mode is bridge", ipFlagName)
+ }
+ if len(opts.Networks) != 1 {
+ return nil, errors.Wrapf(define.ErrInvalidArg, "--%s can only be set for a single network", ipFlagName)
+ }
+ for name, netOpts := range opts.Networks {
+ netOpts.StaticIPs = append(netOpts.StaticIPs, staticIP)
+ opts.Networks[name] = netOpts
+ }
}
}
diff --git a/docs/source/markdown/podman-create.1.md b/docs/source/markdown/podman-create.1.md
index 3d4b867d4..e3647b194 100644
--- a/docs/source/markdown/podman-create.1.md
+++ b/docs/source/markdown/podman-create.1.md
@@ -474,19 +474,24 @@ Path to the container-init binary.
Keep STDIN open even if not attached. The default is *false*.
-#### **--ip6**=*ip*
+#### **--ip**=*ipv4*
-Not implemented
-
-#### **--ip**=*ip*
-
-Specify a static IP address for the container, for example **10.88.64.128**.
+Specify a static IPv4 address for the container, for example **10.88.64.128**.
This option can only be used if the container is joined to only a single network - i.e., **--network=network-name** is used at most once -
and if the container is not joining another container's network namespace via **--network=container:_id_**.
The address must be within the network's IP address pool (default **10.88.0.0/16**).
To specify multiple static IP addresses per container, set multiple networks using the **--network** option with a static IP address specified for each using the `ip` mode for that option.
+#### **--ip6**=*ipv6*
+
+Specify a static IPv6 address for the container, for example **fd46:db93:aa76:ac37::10**.
+This option can only be used if the container is joined to only a single network - i.e., **--network=network-name** is used at most once -
+and if the container is not joining another container's network namespace via **--network=container:_id_**.
+The address must be within the network's IPv6 address pool.
+
+To specify multiple static IPv6 addresses per container, set multiple networks using the **--network** option with a static IPv6 address specified for each using the `ip6` mode for that option.
+
#### **--ipc**=*ipc*
diff --git a/docs/source/markdown/podman-pod-create.1.md b/docs/source/markdown/podman-pod-create.1.md
index b1b029429..56c3e7d34 100644
--- a/docs/source/markdown/podman-pod-create.1.md
+++ b/docs/source/markdown/podman-pod-create.1.md
@@ -127,6 +127,15 @@ The address must be within the network's IP address pool (default **10.88.0.0/16
To specify multiple static IP addresses per pod, set multiple networks using the **--network** option with a static IP address specified for each using the `ip` mode for that option.
+#### **--ip6**=*ipv6*
+
+Specify a static IPv6 address for the pod, for example **fd46:db93:aa76:ac37::10**.
+This option can only be used if the pod is joined to only a single network - i.e., **--network=network-name** is used at most once -
+and if the pod is not joining another container's network namespace via **--network=container:_id_**.
+The address must be within the network's IPv6 address pool.
+
+To specify multiple static IPv6 addresses per pod, set multiple networks using the **--network** option with a static IPv6 address specified for each using the `ip6` mode for that option.
+
#### **--label**=*label*, **-l**
Add metadata to a pod (e.g., --label com.example.key=value).
diff --git a/docs/source/markdown/podman-run.1.md b/docs/source/markdown/podman-run.1.md
index 6c565e3d1..b98e563ef 100644
--- a/docs/source/markdown/podman-run.1.md
+++ b/docs/source/markdown/podman-run.1.md
@@ -497,19 +497,24 @@ Path to the container-init binary.
When set to **true**, keep stdin open even if not attached. The default is **false**.
-#### **--ip6**=*ip*
+#### **--ip**=*ipv4*
-Not implemented.
-
-#### **--ip**=*ip*
-
-Specify a static IP address for the container, for example **10.88.64.128**.
+Specify a static IPv4 address for the container, for example **10.88.64.128**.
This option can only be used if the container is joined to only a single network - i.e., **--network=network-name** is used at most once -
and if the container is not joining another container's network namespace via **--network=container:_id_**.
The address must be within the network's IP address pool (default **10.88.0.0/16**).
To specify multiple static IP addresses per container, set multiple networks using the **--network** option with a static IP address specified for each using the `ip` mode for that option.
+#### **--ip6**=*ipv6*
+
+Specify a static IPv6 address for the container, for example **fd46:db93:aa76:ac37::10**.
+This option can only be used if the container is joined to only a single network - i.e., **--network=network-name** is used at most once -
+and if the container is not joining another container's network namespace via **--network=container:_id_**.
+The address must be within the network's IPv6 address pool.
+
+To specify multiple static IPv6 addresses per container, set multiple networks using the **--network** option with a static IPv6 address specified for each using the `ip6` mode for that option.
+
#### **--ipc**=*mode*
Set the IPC namespace mode for a container. The default is to create
diff --git a/test/e2e/run_staticip_test.go b/test/e2e/run_staticip_test.go
index eb7dc9d11..2f3c3025a 100644
--- a/test/e2e/run_staticip_test.go
+++ b/test/e2e/run_staticip_test.go
@@ -7,6 +7,7 @@ import (
"time"
. "github.com/containers/podman/v3/test/utils"
+ "github.com/containers/storage/pkg/stringid"
. "github.com/onsi/ginkgo"
. "github.com/onsi/gomega"
. "github.com/onsi/gomega/gexec"
@@ -65,6 +66,20 @@ var _ = Describe("Podman run with --ip flag", func() {
Expect(result.OutputToString()).To(ContainSubstring(ip + "/16"))
})
+ It("Podman run with specified static IPv6 has correct IP", func() {
+ netName := "ipv6-" + stringid.GenerateNonCryptoID()
+ ipv6 := "fd46:db93:aa76:ac37::10"
+ net := podmanTest.Podman([]string{"network", "create", "--subnet", "fd46:db93:aa76:ac37::/64", netName})
+ net.WaitWithDefaultTimeout()
+ defer podmanTest.removeCNINetwork(netName)
+ Expect(net).To(Exit(0))
+
+ result := podmanTest.Podman([]string{"run", "-ti", "--network", netName, "--ip6", ipv6, ALPINE, "ip", "addr"})
+ result.WaitWithDefaultTimeout()
+ Expect(result).Should(Exit(0))
+ Expect(result.OutputToString()).To(ContainSubstring(ipv6 + "/64"))
+ })
+
It("Podman run with --network bridge:ip=", func() {
ip := GetRandomIPAddress()
result := podmanTest.Podman([]string{"run", "-ti", "--network", "bridge:ip=" + ip, ALPINE, "ip", "addr"})