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Merge pull request #40326 from mtaufen/gci-cos-node-tests

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Automatic merge from submit-queue

Prep node_e2e for GCI to COS name change

GCI will soon change name in etc/os-release from "gci" to "cos".

This prepares the node_e2e tests to deal with that change and also updates some comments/log messages/var names in anticipation.
This commit is contained in:
Kubernetes Submit Queue 2017-01-25 20:15:32 -08:00 committed by GitHub
commit 7bce538d0b
1 changed files with 22 additions and 22 deletions
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44
test/e2e_node/remote/node_e2e.go
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@ -37,7 +37,7 @@ func InitNodeE2ERemote() TestSuite {
return &NodeE2ERemote{}
}
const localGCIMounterPath = "cluster/gce/gci/mounter/mounter"
const localCOSMounterPath = "cluster/gce/gci/mounter/mounter"
// SetupTestPackage sets up the test package with binaries k8s required for node e2e tests
func (n *NodeE2ERemote) SetupTestPackage(tardir string) error {
@ -65,16 +65,16 @@ func (n *NodeE2ERemote) SetupTestPackage(tardir string) error {
}
}
// Include the GCI mounter artifacts in the deployed tarball
// Include the GCI/COS mounter artifacts in the deployed tarball
k8sDir, err := builder.GetK8sRootDir()
if err != nil {
return fmt.Errorf("Could not find K8s root dir! Err: %v", err)
}
source := filepath.Join(k8sDir, localGCIMounterPath)
source := filepath.Join(k8sDir, localCOSMounterPath)
// Require the GCI mounter script, we want to make sure the remote test runner stays up to date if the mounter file moves
// Require the GCI/COS mounter script, we want to make sure the remote test runner stays up to date if the mounter file moves
if _, err := os.Stat(source); err != nil {
return fmt.Errorf("Could not find GCI mounter script at %q! If this script has been (re)moved, please update the e2e node remote test runner accordingly! Err: %v", source, err)
return fmt.Errorf("Could not find GCI/COS mounter script at %q! If this script has been (re)moved, please update the e2e node remote test runner accordingly! Err: %v", source, err)
}
bindir := "cluster/gce/gci/mounter"
@ -83,50 +83,50 @@ func (n *NodeE2ERemote) SetupTestPackage(tardir string) error {
dest := filepath.Join(destdir, bin)
out, err := exec.Command("mkdir", "-p", filepath.Join(tardir, bindir)).CombinedOutput()
if err != nil {
return fmt.Errorf("failed to create directory %q for GCI mounter script. Err: %v. Output:\n%s", destdir, err, out)
return fmt.Errorf("failed to create directory %q for GCI/COS mounter script. Err: %v. Output:\n%s", destdir, err, out)
}
out, err = exec.Command("cp", source, dest).CombinedOutput()
if err != nil {
return fmt.Errorf("failed to copy GCI mounter script to the archive bin. Err: %v. Output:\n%s", err, out)
return fmt.Errorf("failed to copy GCI/COS mounter script to the archive bin. Err: %v. Output:\n%s", err, out)
}
return nil
}
// updateGCIMounterPath updates kubelet flags to set gci mounter path. This will only take effect for
// GCI image.
func updateGCIMounterPath(args, host, workspace string) (string, error) {
// Determine if tests will run on a GCI node.
// updateCOSMounterPath updates kubelet flags to set gci mounter path. This will only take effect for
// GCI/COS image.
func updateCOSMounterPath(args, host, workspace string) (string, error) {
// Determine if tests will run on a GCI/COS node.
output, err := SSH(host, "cat", "/etc/os-release")
if err != nil {
return args, fmt.Errorf("issue detecting node's OS via node's /etc/os-release. Err: %v, Output:\n%s", err, output)
}
if !strings.Contains(output, "ID=gci") {
// This is not a GCI image
if !strings.Contains(output, "ID=gci") && !strings.Contains(output, "ID=cos") {
// This is not a GCI/COS image
return args, nil
}
// If we are testing on a GCI node, we chmod 544 the mounter and specify a different mounter path in the test args.
// If we are testing on a GCI/COS node, we chmod 544 the mounter and specify a different mounter path in the test args.
// We do this here because the local var `workspace` tells us which /tmp/node-e2e-%d is relevant to the current test run.
// Determine if the GCI mounter script exists locally.
// Determine if the GCI/COS mounter script exists locally.
k8sDir, err := builder.GetK8sRootDir()
if err != nil {
return args, fmt.Errorf("could not find K8s root dir! Err: %v", err)
}
source := filepath.Join(k8sDir, localGCIMounterPath)
source := filepath.Join(k8sDir, localCOSMounterPath)
// Require the GCI mounter script, we want to make sure the remote test runner stays up to date if the mounter file moves
// Require the GCI/COS mounter script, we want to make sure the remote test runner stays up to date if the mounter file moves
if _, err = os.Stat(source); err != nil {
return args, fmt.Errorf("could not find GCI mounter script at %q! If this script has been (re)moved, please update the e2e node remote test runner accordingly! Err: %v", source, err)
return args, fmt.Errorf("could not find GCI/COS mounter script at %q! If this script has been (re)moved, please update the e2e node remote test runner accordingly! Err: %v", source, err)
}
glog.V(2).Infof("GCI node and GCI mounter both detected, modifying --experimental-mounter-path accordingly")
glog.V(2).Infof("GCI/COS node and GCI/COS mounter both detected, modifying --experimental-mounter-path accordingly")
// Note this implicitly requires the script to be where we expect in the tarball, so if that location changes the error
// here will tell us to update the remote test runner.
mounterPath := filepath.Join(workspace, localGCIMounterPath)
mounterPath := filepath.Join(workspace, localCOSMounterPath)
output, err = SSH(host, "sh", "-c", fmt.Sprintf("'chmod 544 %s'", mounterPath))
if err != nil {
return args, fmt.Errorf("unabled to chmod 544 GCI mounter script. Err: %v, Output:\n%s", err, output)
return args, fmt.Errorf("unabled to chmod 544 GCI/COS mounter script. Err: %v, Output:\n%s", err, output)
}
// Insert args at beginning of test args, so any values from command line take precedence
args = fmt.Sprintf("--kubelet-flags=--experimental-mounter-path=%s ", mounterPath) + args
@ -148,7 +148,7 @@ func (n *NodeE2ERemote) RunTest(host, workspace, results, junitFilePrefix, testA
// Kill any running node processes
cleanupNodeProcesses(host)
testArgs, err := updateGCIMounterPath(testArgs, host, workspace)
testArgs, err := updateCOSMounterPath(testArgs, host, workspace)
if err != nil {
return "", err
}