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Add an option named "SkipParsingArgs" for skipping the command line arguments parsing #388

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Add an option named "SkipParsingArgs" for skipping the command line arguments parsing #388

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19 changes: 12 additions & 7 deletions main.go
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Original file line number Diff line number Diff line change
Expand Up @@ -210,6 +210,9 @@ type Options struct {

// Print DNSProxy version (just for the help)
Version bool `yaml:"version" long:"version" description:"Prints the program version"`

// SkipParsingArgs is used to skip the command line arguments parsing.
SkipParsingArgs bool `yaml:"skip-parsing-args" long:"skip-parsing-args" description:"If present, skips the command line arguments parsing" optional:"yes" optional-value:"false"`
}

const (
Expand Down Expand Up @@ -245,14 +248,16 @@ func main() {
}
}

parser := goFlags.NewParser(options, goFlags.Default)
_, err := parser.Parse()
if err != nil {
if flagsErr, ok := err.(*goFlags.Error); ok && flagsErr.Type == goFlags.ErrHelp {
os.Exit(0)
}
if !options.SkipParsingArgs {
parser := goFlags.NewParser(options, goFlags.Default)
_, err := parser.Parse()
if err != nil {
if flagsErr, ok := err.(*goFlags.Error); ok && flagsErr.Type == goFlags.ErrHelp {
os.Exit(0)
}

os.Exit(1)
os.Exit(1)
}
}

run(options)
Expand Down