Reformat inspect network settings

Reformat ports of inspect network settings to compatible with docker inspect. Close #5380

Signed-off-by: Qi Wang <qiwan@redhat.com>

3 files changed, 54 insertions, 53 deletions

diff --git a/libpod/define/container_inspect.go b/libpod/define/container_inspect.go
index 27ada8706..3fbeb8f0b 100644
--- a/libpod/define/container_inspect.go
+++ b/libpod/define/container_inspect.go
@@ -5,7 +5,6 @@ import (
 
 	"github.com/containers/image/v5/manifest"
 	"github.com/containers/libpod/libpod/driver"
-	"github.com/cri-o/ocicni/pkg/ocicni"
 )
 
 // InspectContainerConfig holds further data about how a container was initially
@@ -571,13 +570,13 @@ type InspectAdditionalNetwork struct {
 type InspectNetworkSettings struct {
 	InspectBasicNetworkConfig
 
-	Bridge                 string               `json:"Bridge"`
-	SandboxID              string               `json:"SandboxID"`
-	HairpinMode            bool                 `json:"HairpinMode"`
-	LinkLocalIPv6Address   string               `json:"LinkLocalIPv6Address"`
-	LinkLocalIPv6PrefixLen int                  `json:"LinkLocalIPv6PrefixLen"`
-	Ports                  []ocicni.PortMapping `json:"Ports"`
-	SandboxKey             string               `json:"SandboxKey"`
+	Bridge                 string                       `json:"Bridge"`
+	SandboxID              string                       `json:"SandboxID"`
+	HairpinMode            bool                         `json:"HairpinMode"`
+	LinkLocalIPv6Address   string                       `json:"LinkLocalIPv6Address"`
+	LinkLocalIPv6PrefixLen int                          `json:"LinkLocalIPv6PrefixLen"`
+	Ports                  map[string][]InspectHostPort `json:"Ports"`
+	SandboxKey             string                       `json:"SandboxKey"`
 	// Networks contains information on non-default CNI networks this
 	// container has joined.
 	// It is a map of network name to network information.
diff --git a/libpod/networking_linux.go b/libpod/networking_linux.go
index 0c9d28701..f53573645 100644
--- a/libpod/networking_linux.go
+++ b/libpod/networking_linux.go
@@ -587,10 +587,20 @@ func getContainerNetIO(ctr *Container) (*netlink.LinkStatistics, error) {
 // network.
 func (c *Container) getContainerNetworkInfo() (*define.InspectNetworkSettings, error) {
 	settings := new(define.InspectNetworkSettings)
-	settings.Ports = []ocicni.PortMapping{}
+	settings.Ports = make(map[string][]define.InspectHostPort)
 	if c.config.PortMappings != nil {
-		// TODO: This may not be safe.
-		settings.Ports = c.config.PortMappings
+		for _, port := range c.config.PortMappings {
+			key := fmt.Sprintf("%d/%s", port.ContainerPort, port.Protocol)
+			mapping := settings.Ports[key]
+			if mapping == nil {
+				mapping = []define.InspectHostPort{}
+			}
+			mapping = append(mapping, define.InspectHostPort{
+				HostIP:   port.HostIP,
+				HostPort: fmt.Sprintf("%d", port.HostPort),
+			})
+			settings.Ports[key] = mapping
+		}
 	}
 
 	// We can't do more if the network is down.
diff --git a/test/e2e/run_networking_test.go b/test/e2e/run_networking_test.go
index 4fad85f00..afba12ccd 100644
--- a/test/e2e/run_networking_test.go
+++ b/test/e2e/run_networking_test.go
@@ -71,10 +71,9 @@ var _ = Describe("Podman run networking", func() {
 		inspectOut := podmanTest.InspectContainer(name)
 		Expect(len(inspectOut)).To(Equal(1))
 		Expect(len(inspectOut[0].NetworkSettings.Ports)).To(Equal(1))
-		Expect(inspectOut[0].NetworkSettings.Ports[0].HostPort).To(Equal(int32(80)))
-		Expect(inspectOut[0].NetworkSettings.Ports[0].ContainerPort).To(Equal(int32(80)))
-		Expect(inspectOut[0].NetworkSettings.Ports[0].Protocol).To(Equal("tcp"))
-		Expect(inspectOut[0].NetworkSettings.Ports[0].HostIP).To(Equal(""))
+		Expect(len(inspectOut[0].NetworkSettings.Ports["80/tcp"])).To(Equal(1))
+		Expect(inspectOut[0].NetworkSettings.Ports["80/tcp"][0].HostPort).To(Equal("80"))
+		Expect(inspectOut[0].NetworkSettings.Ports["80/tcp"][0].HostIP).To(Equal(""))
 	})
 
 	It("podman run -p 8080:80", func() {
@@ -84,10 +83,9 @@ var _ = Describe("Podman run networking", func() {
 		inspectOut := podmanTest.InspectContainer(name)
 		Expect(len(inspectOut)).To(Equal(1))
 		Expect(len(inspectOut[0].NetworkSettings.Ports)).To(Equal(1))
-		Expect(inspectOut[0].NetworkSettings.Ports[0].HostPort).To(Equal(int32(8080)))
-		Expect(inspectOut[0].NetworkSettings.Ports[0].ContainerPort).To(Equal(int32(80)))
-		Expect(inspectOut[0].NetworkSettings.Ports[0].Protocol).To(Equal("tcp"))
-		Expect(inspectOut[0].NetworkSettings.Ports[0].HostIP).To(Equal(""))
+		Expect(len(inspectOut[0].NetworkSettings.Ports["80/tcp"])).To(Equal(1))
+		Expect(inspectOut[0].NetworkSettings.Ports["80/tcp"][0].HostPort).To(Equal("8080"))
+		Expect(inspectOut[0].NetworkSettings.Ports["80/tcp"][0].HostIP).To(Equal(""))
 	})
 
 	It("podman run -p 80/udp", func() {
@@ -97,10 +95,9 @@ var _ = Describe("Podman run networking", func() {
 		inspectOut := podmanTest.InspectContainer(name)
 		Expect(len(inspectOut)).To(Equal(1))
 		Expect(len(inspectOut[0].NetworkSettings.Ports)).To(Equal(1))
-		Expect(inspectOut[0].NetworkSettings.Ports[0].HostPort).To(Equal(int32(80)))
-		Expect(inspectOut[0].NetworkSettings.Ports[0].ContainerPort).To(Equal(int32(80)))
-		Expect(inspectOut[0].NetworkSettings.Ports[0].Protocol).To(Equal("udp"))
-		Expect(inspectOut[0].NetworkSettings.Ports[0].HostIP).To(Equal(""))
+		Expect(len(inspectOut[0].NetworkSettings.Ports["80/udp"])).To(Equal(1))
+		Expect(inspectOut[0].NetworkSettings.Ports["80/udp"][0].HostPort).To(Equal("80"))
+		Expect(inspectOut[0].NetworkSettings.Ports["80/udp"][0].HostIP).To(Equal(""))
 	})
 
 	It("podman run -p 127.0.0.1:8080:80", func() {
@@ -110,10 +107,9 @@ var _ = Describe("Podman run networking", func() {
 		inspectOut := podmanTest.InspectContainer(name)
 		Expect(len(inspectOut)).To(Equal(1))
 		Expect(len(inspectOut[0].NetworkSettings.Ports)).To(Equal(1))
-		Expect(inspectOut[0].NetworkSettings.Ports[0].HostPort).To(Equal(int32(8080)))
-		Expect(inspectOut[0].NetworkSettings.Ports[0].ContainerPort).To(Equal(int32(80)))
-		Expect(inspectOut[0].NetworkSettings.Ports[0].Protocol).To(Equal("tcp"))
-		Expect(inspectOut[0].NetworkSettings.Ports[0].HostIP).To(Equal("127.0.0.1"))
+		Expect(len(inspectOut[0].NetworkSettings.Ports["80/tcp"])).To(Equal(1))
+		Expect(inspectOut[0].NetworkSettings.Ports["80/tcp"][0].HostPort).To(Equal("8080"))
+		Expect(inspectOut[0].NetworkSettings.Ports["80/tcp"][0].HostIP).To(Equal("127.0.0.1"))
 	})
 
 	It("podman run -p 127.0.0.1:8080:80/udp", func() {
@@ -123,10 +119,9 @@ var _ = Describe("Podman run networking", func() {
 		inspectOut := podmanTest.InspectContainer(name)
 		Expect(len(inspectOut)).To(Equal(1))
 		Expect(len(inspectOut[0].NetworkSettings.Ports)).To(Equal(1))
-		Expect(inspectOut[0].NetworkSettings.Ports[0].HostPort).To(Equal(int32(8080)))
-		Expect(inspectOut[0].NetworkSettings.Ports[0].ContainerPort).To(Equal(int32(80)))
-		Expect(inspectOut[0].NetworkSettings.Ports[0].Protocol).To(Equal("udp"))
-		Expect(inspectOut[0].NetworkSettings.Ports[0].HostIP).To(Equal("127.0.0.1"))
+		Expect(len(inspectOut[0].NetworkSettings.Ports["80/udp"])).To(Equal(1))
+		Expect(inspectOut[0].NetworkSettings.Ports["80/udp"][0].HostPort).To(Equal("8080"))
+		Expect(inspectOut[0].NetworkSettings.Ports["80/udp"][0].HostIP).To(Equal("127.0.0.1"))
 	})
 
 	It("podman run -p [::1]:8080:80/udp", func() {
@@ -136,10 +131,9 @@ var _ = Describe("Podman run networking", func() {
 		inspectOut := podmanTest.InspectContainer(name)
 		Expect(len(inspectOut)).To(Equal(1))
 		Expect(len(inspectOut[0].NetworkSettings.Ports)).To(Equal(1))
-		Expect(inspectOut[0].NetworkSettings.Ports[0].HostPort).To(Equal(int32(8080)))
-		Expect(inspectOut[0].NetworkSettings.Ports[0].ContainerPort).To(Equal(int32(80)))
-		Expect(inspectOut[0].NetworkSettings.Ports[0].Protocol).To(Equal("udp"))
-		Expect(inspectOut[0].NetworkSettings.Ports[0].HostIP).To(Equal("::1"))
+		Expect(len(inspectOut[0].NetworkSettings.Ports["80/udp"])).To(Equal(1))
+		Expect(inspectOut[0].NetworkSettings.Ports["80/udp"][0].HostPort).To(Equal("8080"))
+		Expect(inspectOut[0].NetworkSettings.Ports["80/udp"][0].HostIP).To(Equal("::1"))
 	})
 
 	It("podman run -p [::1]:8080:80/tcp", func() {
@@ -149,10 +143,9 @@ var _ = Describe("Podman run networking", func() {
 		inspectOut := podmanTest.InspectContainer(name)
 		Expect(len(inspectOut)).To(Equal(1))
 		Expect(len(inspectOut[0].NetworkSettings.Ports)).To(Equal(1))
-		Expect(inspectOut[0].NetworkSettings.Ports[0].HostPort).To(Equal(int32(8080)))
-		Expect(inspectOut[0].NetworkSettings.Ports[0].ContainerPort).To(Equal(int32(80)))
-		Expect(inspectOut[0].NetworkSettings.Ports[0].Protocol).To(Equal("tcp"))
-		Expect(inspectOut[0].NetworkSettings.Ports[0].HostIP).To(Equal("::1"))
+		Expect(len(inspectOut[0].NetworkSettings.Ports["80/tcp"])).To(Equal(1))
+		Expect(inspectOut[0].NetworkSettings.Ports["80/tcp"][0].HostPort).To(Equal("8080"))
+		Expect(inspectOut[0].NetworkSettings.Ports["80/tcp"][0].HostIP).To(Equal("::1"))
 	})
 
 	It("podman run --expose 80 -P", func() {
@@ -162,10 +155,9 @@ var _ = Describe("Podman run networking", func() {
 		inspectOut := podmanTest.InspectContainer(name)
 		Expect(len(inspectOut)).To(Equal(1))
 		Expect(len(inspectOut[0].NetworkSettings.Ports)).To(Equal(1))
-		Expect(inspectOut[0].NetworkSettings.Ports[0].HostPort).To(Not(Equal(int32(0))))
-		Expect(inspectOut[0].NetworkSettings.Ports[0].ContainerPort).To(Equal(int32(80)))
-		Expect(inspectOut[0].NetworkSettings.Ports[0].Protocol).To(Equal("tcp"))
-		Expect(inspectOut[0].NetworkSettings.Ports[0].HostIP).To(Equal(""))
+		Expect(len(inspectOut[0].NetworkSettings.Ports["80/tcp"])).To(Equal(1))
+		Expect(inspectOut[0].NetworkSettings.Ports["80/tcp"][0].HostPort).To(Not(Equal("0")))
+		Expect(inspectOut[0].NetworkSettings.Ports["80/tcp"][0].HostIP).To(Equal(""))
 	})
 
 	It("podman run --expose 80/udp -P", func() {
@@ -175,10 +167,9 @@ var _ = Describe("Podman run networking", func() {
 		inspectOut := podmanTest.InspectContainer(name)
 		Expect(len(inspectOut)).To(Equal(1))
 		Expect(len(inspectOut[0].NetworkSettings.Ports)).To(Equal(1))
-		Expect(inspectOut[0].NetworkSettings.Ports[0].HostPort).To(Not(Equal(int32(0))))
-		Expect(inspectOut[0].NetworkSettings.Ports[0].ContainerPort).To(Equal(int32(80)))
-		Expect(inspectOut[0].NetworkSettings.Ports[0].Protocol).To(Equal("udp"))
-		Expect(inspectOut[0].NetworkSettings.Ports[0].HostIP).To(Equal(""))
+		Expect(len(inspectOut[0].NetworkSettings.Ports["80/udp"])).To(Equal(1))
+		Expect(inspectOut[0].NetworkSettings.Ports["80/udp"][0].HostPort).To(Not(Equal("0")))
+		Expect(inspectOut[0].NetworkSettings.Ports["80/udp"][0].HostIP).To(Equal(""))
 	})
 
 	It("podman run --expose 80 -p 80", func() {
@@ -188,10 +179,9 @@ var _ = Describe("Podman run networking", func() {
 		inspectOut := podmanTest.InspectContainer(name)
 		Expect(len(inspectOut)).To(Equal(1))
 		Expect(len(inspectOut[0].NetworkSettings.Ports)).To(Equal(1))
-		Expect(inspectOut[0].NetworkSettings.Ports[0].HostPort).To(Equal(int32(80)))
-		Expect(inspectOut[0].NetworkSettings.Ports[0].ContainerPort).To(Equal(int32(80)))
-		Expect(inspectOut[0].NetworkSettings.Ports[0].Protocol).To(Equal("tcp"))
-		Expect(inspectOut[0].NetworkSettings.Ports[0].HostIP).To(Equal(""))
+		Expect(len(inspectOut[0].NetworkSettings.Ports["80/tcp"])).To(Equal(1))
+		Expect(inspectOut[0].NetworkSettings.Ports["80/tcp"][0].HostPort).To(Equal("80"))
+		Expect(inspectOut[0].NetworkSettings.Ports["80/tcp"][0].HostIP).To(Equal(""))
 	})
 
 	It("podman run network expose host port 80 to container port 8000", func() {
@@ -214,7 +204,7 @@ var _ = Describe("Podman run networking", func() {
 		results := podmanTest.Podman([]string{"inspect", "-l"})
 		results.Wait(30)
 		Expect(results.ExitCode()).To(Equal(0))
-		Expect(results.OutputToString()).To(ContainSubstring(": 80,"))
+		Expect(results.OutputToString()).To(ContainSubstring(`"80/tcp":`))
 	})
 
 	It("podman run network expose duplicate host port results in error", func() {
@@ -229,7 +219,9 @@ var _ = Describe("Podman run networking", func() {
 		Expect(inspect.ExitCode()).To(Equal(0))
 
 		containerConfig := inspect.InspectContainerToJSON()
-		Expect(containerConfig[0].NetworkSettings.Ports[0].HostPort).ToNot(Equal(80))
+		Expect(containerConfig[0].NetworkSettings.Ports).To(Not(BeNil()))
+		Expect(containerConfig[0].NetworkSettings.Ports["80/tcp"]).To(Not(BeNil()))
+		Expect(containerConfig[0].NetworkSettings.Ports["80/tcp"][0].HostPort).ToNot(Equal(80))
 	})
 
 	It("podman run hostname test", func() {