package main import ( "fmt" "regexp" "sort" "strings" "github.com/go-check/check" ) func (s *DockerSuite) TestPortList(c *check.C) { // one port out, _ := dockerCmd(c, "run", "-d", "-p", "9876:80", "busybox", "top") firstID := strings.TrimSpace(out) out, _ = dockerCmd(c, "port", firstID, "80") if !assertPortList(c, out, []string{"0.0.0.0:9876"}) { c.Error("Port list is not correct") } out, _ = dockerCmd(c, "port", firstID) if !assertPortList(c, out, []string{"80/tcp -> 0.0.0.0:9876"}) { c.Error("Port list is not correct") } dockerCmd(c, "rm", "-f", firstID) // three port out, _ = dockerCmd(c, "run", "-d", "-p", "9876:80", "-p", "9877:81", "-p", "9878:82", "busybox", "top") ID := strings.TrimSpace(out) out, _ = dockerCmd(c, "port", ID, "80") if !assertPortList(c, out, []string{"0.0.0.0:9876"}) { c.Error("Port list is not correct") } out, _ = dockerCmd(c, "port", ID) if !assertPortList(c, out, []string{ "80/tcp -> 0.0.0.0:9876", "81/tcp -> 0.0.0.0:9877", "82/tcp -> 0.0.0.0:9878"}) { c.Error("Port list is not correct") } dockerCmd(c, "rm", "-f", ID) // more and one port mapped to the same container port out, _ = dockerCmd(c, "run", "-d", "-p", "9876:80", "-p", "9999:80", "-p", "9877:81", "-p", "9878:82", "busybox", "top") ID = strings.TrimSpace(out) out, _ = dockerCmd(c, "port", ID, "80") if !assertPortList(c, out, []string{"0.0.0.0:9876", "0.0.0.0:9999"}) { c.Error("Port list is not correct") } out, _ = dockerCmd(c, "port", ID) if !assertPortList(c, out, []string{ "80/tcp -> 0.0.0.0:9876", "80/tcp -> 0.0.0.0:9999", "81/tcp -> 0.0.0.0:9877", "82/tcp -> 0.0.0.0:9878"}) { c.Error("Port list is not correct\n", out) } dockerCmd(c, "rm", "-f", ID) } func assertPortList(c *check.C, out string, expected []string) bool { //lines := strings.Split(out, "\n") lines := strings.Split(strings.Trim(out, "\n "), "\n") if len(lines) != len(expected) { c.Errorf("different size lists %s, %d, %d", out, len(lines), len(expected)) return false } sort.Strings(lines) sort.Strings(expected) for i := 0; i < len(expected); i++ { if lines[i] != expected[i] { c.Error("|" + lines[i] + "!=" + expected[i] + "|") return false } } return true } func stopRemoveContainer(id string, c *check.C) { dockerCmd(c, "rm", "-f", id) } func (s *DockerSuite) TestUnpublishedPortsInPsOutput(c *check.C) { // Run busybox with command line expose (equivalent to EXPOSE in image's Dockerfile) for the following ports port1 := 80 port2 := 443 expose1 := fmt.Sprintf("--expose=%d", port1) expose2 := fmt.Sprintf("--expose=%d", port2) dockerCmd(c, "run", "-d", expose1, expose2, "busybox", "sleep", "5") // Check docker ps o/p for last created container reports the unpublished ports unpPort1 := fmt.Sprintf("%d/tcp", port1) unpPort2 := fmt.Sprintf("%d/tcp", port2) out, _ := dockerCmd(c, "ps", "-n=1") if !strings.Contains(out, unpPort1) || !strings.Contains(out, unpPort2) { c.Errorf("Missing unpublished ports(s) (%s, %s) in docker ps output: %s", unpPort1, unpPort2, out) } // Run the container forcing to publish the exposed ports dockerCmd(c, "run", "-d", "-P", expose1, expose2, "busybox", "sleep", "5") // Check docker ps o/p for last created container reports the exposed ports in the port bindings expBndRegx1 := regexp.MustCompile(`0.0.0.0:\d\d\d\d\d->` + unpPort1) expBndRegx2 := regexp.MustCompile(`0.0.0.0:\d\d\d\d\d->` + unpPort2) out, _ = dockerCmd(c, "ps", "-n=1") if !expBndRegx1.MatchString(out) || !expBndRegx2.MatchString(out) { c.Errorf("Cannot find expected port binding ports(s) (0.0.0.0:xxxxx->%s, 0.0.0.0:xxxxx->%s) in docker ps output:\n%s", unpPort1, unpPort2, out) } // Run the container specifying explicit port bindings for the exposed ports offset := 10000 pFlag1 := fmt.Sprintf("%d:%d", offset+port1, port1) pFlag2 := fmt.Sprintf("%d:%d", offset+port2, port2) out, _ = dockerCmd(c, "run", "-d", "-p", pFlag1, "-p", pFlag2, expose1, expose2, "busybox", "sleep", "5") id := strings.TrimSpace(out) // Check docker ps o/p for last created container reports the specified port mappings expBnd1 := fmt.Sprintf("0.0.0.0:%d->%s", offset+port1, unpPort1) expBnd2 := fmt.Sprintf("0.0.0.0:%d->%s", offset+port2, unpPort2) out, _ = dockerCmd(c, "ps", "-n=1") if !strings.Contains(out, expBnd1) || !strings.Contains(out, expBnd2) { c.Errorf("Cannot find expected port binding(s) (%s, %s) in docker ps output: %s", expBnd1, expBnd2, out) } // Remove container now otherwise it will interfeer with next test stopRemoveContainer(id, c) // Run the container with explicit port bindings and no exposed ports out, _ = dockerCmd(c, "run", "-d", "-p", pFlag1, "-p", pFlag2, "busybox", "sleep", "5") id = strings.TrimSpace(out) // Check docker ps o/p for last created container reports the specified port mappings out, _ = dockerCmd(c, "ps", "-n=1") if !strings.Contains(out, expBnd1) || !strings.Contains(out, expBnd2) { c.Errorf("Cannot find expected port binding(s) (%s, %s) in docker ps output: %s", expBnd1, expBnd2, out) } // Remove container now otherwise it will interfeer with next test stopRemoveContainer(id, c) // Run the container with one unpublished exposed port and one explicit port binding dockerCmd(c, "run", "-d", expose1, "-p", pFlag2, "busybox", "sleep", "5") // Check docker ps o/p for last created container reports the specified unpublished port and port mapping out, _ = dockerCmd(c, "ps", "-n=1") if !strings.Contains(out, unpPort1) || !strings.Contains(out, expBnd2) { c.Errorf("Missing unpublished ports or port binding (%s, %s) in docker ps output: %s", unpPort1, expBnd2, out) } }