github.com/hernad/nomad@v1.6.112/e2e/networking/networking.go (about)

     1  // Copyright (c) HashiCorp, Inc.
     2  // SPDX-License-Identifier: MPL-2.0
     3  
     4  package networking
     5  
     6  import (
     7  	"os"
     8  	"strings"
     9  
    10  	"github.com/hernad/nomad/e2e/e2eutil"
    11  	"github.com/hernad/nomad/e2e/framework"
    12  	"github.com/hernad/nomad/helper/uuid"
    13  )
    14  
    15  type NetworkingE2ETest struct {
    16  	framework.TC
    17  	jobIDs []string
    18  }
    19  
    20  func init() {
    21  	framework.AddSuites(&framework.TestSuite{
    22  		Component:   "Networking",
    23  		CanRunLocal: true,
    24  		Cases: []framework.TestCase{
    25  			e2eutil.NewE2EJob("networking/inputs/basic.nomad"),
    26  			new(NetworkingE2ETest),
    27  		},
    28  	})
    29  }
    30  
    31  func (tc *NetworkingE2ETest) BeforeAll(f *framework.F) {
    32  	e2eutil.WaitForLeader(f.T(), tc.Nomad())
    33  	e2eutil.WaitForNodesReady(f.T(), tc.Nomad(), 1)
    34  }
    35  
    36  func (tc *NetworkingE2ETest) AfterEach(f *framework.F) {
    37  	if os.Getenv("NOMAD_TEST_SKIPCLEANUP") == "1" {
    38  		return
    39  	}
    40  
    41  	for _, jobID := range tc.jobIDs {
    42  		err := e2eutil.StopJob(jobID, "-purge")
    43  		f.NoError(err)
    44  	}
    45  	tc.jobIDs = []string{}
    46  
    47  	_, err := e2eutil.Command("nomad", "system", "gc")
    48  	f.NoError(err)
    49  }
    50  
    51  func (tc *NetworkingE2ETest) TestNetworking_DockerBridgedHostname(f *framework.F) {
    52  
    53  	jobID := "test-networking-" + uuid.Generate()[0:8]
    54  	f.NoError(e2eutil.Register(jobID, "networking/inputs/docker_bridged_hostname.nomad"))
    55  	tc.jobIDs = append(tc.jobIDs, jobID)
    56  	f.NoError(e2eutil.WaitForAllocStatusExpected(jobID, "default", []string{"running"}),
    57  		"job should be running with 1 alloc")
    58  
    59  	// Grab the allocations for the job.
    60  	allocs, _, err := tc.Nomad().Jobs().Allocations(jobID, false, nil)
    61  	f.NoError(err, "failed to get allocs for job")
    62  	f.Len(allocs, 1, "job should have one alloc")
    63  
    64  	// Run the hostname command within the allocation.
    65  	hostnameOutput, err := e2eutil.AllocExec(allocs[0].ID, "sleep", "hostname", "default", nil)
    66  	f.NoError(err, "failed to run hostname exec command")
    67  	f.Equal("mylittlepony", strings.TrimSpace(hostnameOutput), "incorrect hostname set within container")
    68  
    69  	// Check the /etc/hosts file for the correct IP address and hostname entry.
    70  	hostsOutput, err := e2eutil.AllocExec(allocs[0].ID, "sleep", "cat /etc/hosts", "default", nil)
    71  	f.NoError(err, "failed to run hostname exec command")
    72  	f.Contains(hostsOutput, "mylittlepony", "/etc/hosts doesn't contain hostname entry")
    73  }
    74  
    75  func (tc *NetworkingE2ETest) TestNetworking_DockerBridgedHostnameInterpolation(f *framework.F) {
    76  
    77  	jobID := "test-networking-" + uuid.Generate()[0:8]
    78  	f.NoError(e2eutil.Register(jobID, "networking/inputs/docker_bridged_hostname_interpolation.nomad"))
    79  	tc.jobIDs = append(tc.jobIDs, jobID)
    80  	f.NoError(e2eutil.WaitForAllocStatusExpected(jobID, "default", []string{"running"}),
    81  		"job should be running with 1 alloc")
    82  
    83  	// Grab the allocations for the job.
    84  	allocs, _, err := tc.Nomad().Jobs().Allocations(jobID, false, nil)
    85  	f.NoError(err, "failed to get allocs for job")
    86  	f.Len(allocs, 1, "job should have one alloc")
    87  
    88  	// Run the hostname command within the allocation.
    89  	hostnameOutput, err := e2eutil.AllocExec(allocs[0].ID, "sleep", "hostname", "default", nil)
    90  	f.NoError(err, "failed to run hostname exec command")
    91  	f.Equal("mylittlepony-0", strings.TrimSpace(hostnameOutput), "incorrect hostname set within container")
    92  
    93  	// Check the /etc/hosts file for the correct IP address and hostname entry.
    94  	hostsOutput, err := e2eutil.AllocExec(allocs[0].ID, "sleep", "cat /etc/hosts", "default", nil)
    95  	f.NoError(err, "failed to run hostname exec command")
    96  	f.Contains(hostsOutput, "mylittlepony-0", "/etc/hosts doesn't contain hostname entry")
    97  }