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Support http proxy environment variables in docker build

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Signed-off-by: Garth Bushell <garth.bushell@oracle.com>
This commit is contained in:
Garth Bushell 2018-02-27 13:28:11 +00:00
parent 8999d8aada
commit 10ec3c5803
1 changed files with 20 additions and 0 deletions
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20
src/cmd/linuxkit/pkglib/docker.go
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@ -31,6 +31,15 @@ func isExecErrNotFound(err error) bool {
return eerr.Err == exec.ErrNotFound
}
var proxyEnvVars = []string{
"http_proxy",
"https_proxy",
"no_proxy",
"HTTP_PROXY",
"HTTPS_PROXY",
"NO_PROXY",
}
func (dr dockerRunner) command(args ...string) error {
cmd := exec.Command("docker", args...)
cmd.Stdout = os.Stdout
@ -43,6 +52,17 @@ func (dr dockerRunner) command(args ...string) error {
dct = dctEnableEnv + " "
}
if args[0] == "build" {
buildArgs := []string{}
for _, proxyVarName := range proxyEnvVars {
if value, ok := os.LookupEnv(proxyVarName); ok {
buildArgs = append(buildArgs,
[]string{"--build-arg", fmt.Sprintf("%s=%s", proxyVarName, value)}...)
}
}
cmd.Args = append(append(cmd.Args[:2], buildArgs...), cmd.Args[2:]...)
}
log.Debugf("Executing: %s%v", dct, cmd.Args)
err := cmd.Run()