diff options
Diffstat (limited to 'vendor/github.com/docker/docker/opts/env.go')
| -rw-r--r-- | vendor/github.com/docker/docker/opts/env.go | 30 |
1 files changed, 0 insertions, 30 deletions
diff --git a/vendor/github.com/docker/docker/opts/env.go b/vendor/github.com/docker/docker/opts/env.go deleted file mode 100644 index 97e1a8c8a..000000000 --- a/vendor/github.com/docker/docker/opts/env.go +++ /dev/null @@ -1,30 +0,0 @@ -package opts // import "github.com/docker/docker/opts" - -import ( - "os" - "strings" - - "github.com/pkg/errors" -) - -// ValidateEnv validates an environment variable and returns it. -// If no value is specified, it obtains its value from the current environment -// -// As on ParseEnvFile and related to #16585, environment variable names -// are not validate whatsoever, it's up to application inside docker -// to validate them or not. -// -// The only validation here is to check if name is empty, per #25099 -func ValidateEnv(val string) (string, error) { - arr := strings.SplitN(val, "=", 2) - if arr[0] == "" { - return "", errors.New("invalid environment variable: " + val) - } - if len(arr) > 1 { - return val, nil - } - if envVal, ok := os.LookupEnv(arr[0]); ok { - return arr[0] + "=" + envVal, nil - } - return val, nil -} |