diff options
Diffstat (limited to 'cmd/podman/parse.go')
| -rw-r--r-- | cmd/podman/parse.go | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/cmd/podman/parse.go b/cmd/podman/parse.go index ade592ddf..2e4959656 100644 --- a/cmd/podman/parse.go +++ b/cmd/podman/parse.go @@ -198,6 +198,11 @@ func readKVStrings(env map[string]string, files []string, override []string) err func parseEnv(env map[string]string, line string) error { data := strings.SplitN(line, "=", 2) + // catch invalid variables such as "=" or "=A" + if data[0] == "" { + return errors.Errorf("invalid environment variable: %q", line) + } + // trim the front of a variable, but nothing else name := strings.TrimLeft(data[0], whiteSpaces) if strings.ContainsAny(name, whiteSpaces) { @@ -208,10 +213,7 @@ func parseEnv(env map[string]string, line string) error { env[name] = data[1] } else { // if only a pass-through variable is given, clean it up. - val, exists := os.LookupEnv(name) - if !exists { - return errors.Errorf("environment variable %q does not exist", name) - } + val, _ := os.LookupEnv(name) env[name] = val } return nil |