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package integration
import (
"fmt"
"net/http"
"os"
"time"
. "github.com/containers/podman/v4/test/utils"
"github.com/containers/storage/pkg/stringid"
. "github.com/onsi/ginkgo"
. "github.com/onsi/gomega"
. "github.com/onsi/gomega/gexec"
)
var _ = Describe("Podman run with --ip flag", func() {
var (
tempdir string
err error
podmanTest *PodmanTestIntegration
)
BeforeEach(func() {
SkipIfRootless("rootless does not support --ip without network")
tempdir, err = CreateTempDirInTempDir()
if err != nil {
os.Exit(1)
}
podmanTest = PodmanTestCreate(tempdir)
podmanTest.Setup()
// Clean up the CNI networks used by the tests
os.RemoveAll("/var/lib/cni/networks/podman")
})
AfterEach(func() {
podmanTest.Cleanup()
f := CurrentGinkgoTestDescription()
processTestResult(f)
})
It("Podman run --ip with garbage address", func() {
result := podmanTest.Podman([]string{"run", "-ti", "--ip", "114232346", ALPINE, "ls"})
result.WaitWithDefaultTimeout()
Expect(result).To(ExitWithError())
})
It("Podman run --ip with v6 address", func() {
result := podmanTest.Podman([]string{"run", "-ti", "--ip", "2001:db8:bad:beef::1", ALPINE, "ls"})
result.WaitWithDefaultTimeout()
Expect(result).To(ExitWithError())
})
It("Podman run --ip with non-allocatable IP", func() {
result := podmanTest.Podman([]string{"run", "-ti", "--ip", "203.0.113.124", ALPINE, "ls"})
result.WaitWithDefaultTimeout()
Expect(result).To(ExitWithError())
})
It("Podman run with specified static IP has correct IP", func() {
ip := GetRandomIPAddress()
result := podmanTest.Podman([]string{"run", "-ti", "--ip", ip, ALPINE, "ip", "addr"})
result.WaitWithDefaultTimeout()
Expect(result).Should(Exit(0))
Expect(result.OutputToString()).To(ContainSubstring(ip + "/16"))
})
It("Podman run with specified static IPv6 has correct IP", func() {
netName := "ipv6-" + stringid.GenerateRandomID()
ipv6 := "fd46:db93:aa76:ac37::10"
net := podmanTest.Podman([]string{"network", "create", "--subnet", "fd46:db93:aa76:ac37::/64", netName})
net.WaitWithDefaultTimeout()
defer podmanTest.removeNetwork(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"})
result.WaitWithDefaultTimeout()
Expect(result).Should(Exit(0))
Expect(result.OutputToString()).To(ContainSubstring(ip + "/16"))
})
It("Podman run with --network net:ip=,mac=,interface_name=", func() {
ip := GetRandomIPAddress()
mac := "44:33:22:11:00:99"
intName := "myeth"
result := podmanTest.Podman([]string{"run", "-ti", "--network", "bridge:ip=" + ip + ",mac=" + mac + ",interface_name=" + intName, ALPINE, "ip", "addr"})
result.WaitWithDefaultTimeout()
Expect(result).Should(Exit(0))
Expect(result.OutputToString()).To(ContainSubstring(ip + "/16"))
Expect(result.OutputToString()).To(ContainSubstring(mac))
Expect(result.OutputToString()).To(ContainSubstring(intName))
})
It("Podman run two containers with the same IP", func() {
ip := GetRandomIPAddress()
result := podmanTest.Podman([]string{"run", "-d", "--name", "nginx", "--ip", ip, NGINX_IMAGE})
result.WaitWithDefaultTimeout()
Expect(result).Should(Exit(0))
// We need to set "no_proxy" in proxy environment
if env, found := os.LookupEnv("no_proxy"); found {
defer os.Setenv("no_proxy", env)
} else {
defer os.Unsetenv("no_proxy")
}
os.Setenv("no_proxy", ip)
for retries := 20; retries > 0; retries-- {
response, err := http.Get(fmt.Sprintf("http://%s", ip))
if err == nil && response.StatusCode == http.StatusOK {
break
}
if retries == 1 {
logps := podmanTest.Podman([]string{"ps", "-a"})
logps.WaitWithDefaultTimeout()
logps = podmanTest.Podman([]string{"logs", "nginx"})
logps.WaitWithDefaultTimeout()
Fail("Timed out waiting for nginx container, see ps & log above.")
}
if err != nil {
fmt.Printf("nginx not ready yet; error=%v; %d retries left...\n", err, retries)
} else {
fmt.Printf("nginx not ready yet; response=%v; %d retries left...\n", response.StatusCode, retries)
}
time.Sleep(1 * time.Second)
}
result = podmanTest.Podman([]string{"run", "--ip", ip, ALPINE, "ip", "addr"})
result.WaitWithDefaultTimeout()
Expect(result).To(ExitWithError())
Expect(result.ErrorToString()).To(ContainSubstring(" address %s ", ip))
})
})
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