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Source file src/k8s.io/kubernetes/test/conformance/image/go-runner/cmd.go

Documentation: k8s.io/kubernetes/test/conformance/image/go-runner

     1  /*
     2  Copyright 2019 The Kubernetes Authors.
     3  
     4  Licensed under the Apache License, Version 2.0 (the "License");
     5  you may not use this file except in compliance with the License.
     6  You may obtain a copy of the License at
     7  
     8      http://www.apache.org/licenses/LICENSE-2.0
     9  
    10  Unless required by applicable law or agreed to in writing, software
    11  distributed under the License is distributed on an "AS IS" BASIS,
    12  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13  See the License for the specific language governing permissions and
    14  limitations under the License.
    15  */
    16  
    17  package main
    18  
    19  import (
    20  	"fmt"
    21  	"io"
    22  	"os/exec"
    23  	"strings"
    24  )
    25  
    26  // getCmd uses the given environment to form the ginkgo command to run tests. It will
    27  // set the stdout/stderr to the given writer.
    28  func getCmd(env Getenver, w io.Writer) *exec.Cmd {
    29  	ginkgoArgs := []string{}
    30  
    31  	// The logic of the parallel env var impacting the skip value necessitates it
    32  	// being placed before the rest of the flag resolution.
    33  	skip := env.Getenv(skipEnvKey)
    34  	switch env.Getenv(parallelEnvKey) {
    35  	case "y", "Y", "true":
    36  		ginkgoArgs = append(ginkgoArgs, "--p")
    37  		if len(skip) == 0 {
    38  			skip = serialTestsRegexp
    39  		}
    40  	}
    41  
    42  	ginkgoArgs = append(ginkgoArgs, []string{
    43  		"--focus=" + env.Getenv(focusEnvKey),
    44  		"--skip=" + skip,
    45  		"--no-color=true",
    46  	}...)
    47  
    48  	extraArgs := []string{
    49  		"--disable-log-dump",
    50  		"--repo-root=/kubernetes",
    51  		"--provider=" + env.Getenv(providerEnvKey),
    52  		"--report-dir=" + env.Getenv(resultsDirEnvKey),
    53  		"--kubeconfig=" + env.Getenv(kubeconfigEnvKey),
    54  	}
    55  
    56  	// Extra args handling
    57  	sep := " "
    58  	if len(env.Getenv(extraArgsSeparaterEnvKey)) > 0 {
    59  		sep = env.Getenv(extraArgsSeparaterEnvKey)
    60  	}
    61  
    62  	if len(env.Getenv(extraGinkgoArgsEnvKey)) > 0 {
    63  		ginkgoArgs = append(ginkgoArgs, strings.Split(env.Getenv(extraGinkgoArgsEnvKey), sep)...)
    64  	}
    65  
    66  	if len(env.Getenv(extraArgsEnvKey)) > 0 {
    67  		fmt.Printf("sep is %q args are %q", sep, env.Getenv(extraArgsEnvKey))
    68  		fmt.Println("split", strings.Split(env.Getenv(extraArgsEnvKey), sep))
    69  		extraArgs = append(extraArgs, strings.Split(env.Getenv(extraArgsEnvKey), sep)...)
    70  	}
    71  
    72  	if len(env.Getenv(dryRunEnvKey)) > 0 {
    73  		ginkgoArgs = append(ginkgoArgs, "--dry-run=true")
    74  	}
    75  	// NOTE: Ginkgo's default timeout has been reduced from 24h to 1h in V2, set it as "24h" for backward compatibility
    76  	// if this is not set by env of extraGinkgoArgsEnvKey.
    77  	exists := func(args []string) bool {
    78  		for _, arg := range args {
    79  			if strings.Contains(arg, "--timeout") {
    80  				return true
    81  			}
    82  		}
    83  		return false
    84  	}(ginkgoArgs)
    85  
    86  	if !exists {
    87  		ginkgoArgs = append(ginkgoArgs, "--timeout=24h")
    88  	}
    89  
    90  	args := []string{}
    91  	args = append(args, ginkgoArgs...)
    92  	args = append(args, env.Getenv(testBinEnvKey))
    93  	args = append(args, "--")
    94  	args = append(args, extraArgs...)
    95  
    96  	cmd := exec.Command(env.Getenv(ginkgoEnvKey), args...)
    97  	cmd.Stdout = w
    98  	cmd.Stderr = w
    99  	return cmd
   100  }
   101  
   102  // cmdInfo generates a useful look at what the command is for printing/debug.
   103  func cmdInfo(cmd *exec.Cmd) string {
   104  	return fmt.Sprintf(
   105  		`Command env: %v
   106  Run from directory: %v
   107  Executable path: %v
   108  Args (comma-delimited): %v`, cmd.Env, cmd.Dir, cmd.Path, strings.Join(cmd.Args, ","),
   109  	)
   110  }
   111  

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