49 lines
1.3 KiB
Go
49 lines
1.3 KiB
Go
package main
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import (
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"flag"
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"fmt"
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"os"
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)
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// Flags supplied to the cli.
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type Flags struct {
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ConfigPath string
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Discover bool
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Verbose bool
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}
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// ParseFlags parses the supplied command-line flags.
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func (a *App) ParseFlags() {
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app.flags = new(Flags)
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flag.Usage = func() {
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fmt.Printf(serviceName + ": " + serviceDescription + ".\n\nUsage:\n")
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flag.PrintDefaults()
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}
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// Print the version and exit when requested.
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var printVersion bool
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flag.BoolVar(&printVersion, "v", false, "Print version")
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// Override the configuration path.
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usage := "Load configuration from `FILE`"
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flag.StringVar(&app.flags.ConfigPath, "config", "", usage)
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flag.StringVar(&app.flags.ConfigPath, "c", "", usage+" (shorthand)")
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// Query each configured device for its integration IDs and exit.
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usage = "Connect to each device, print its integration IDs, and exit"
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flag.BoolVar(&app.flags.Discover, "discover", false, usage)
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flag.BoolVar(&app.flags.Discover, "d", false, usage+" (shorthand)")
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// Force debug-level logging to the console, overriding the configured log level.
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usage = "Force debug-level logging to the console, overriding the config"
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flag.BoolVar(&app.flags.Verbose, "verbose", false, usage)
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flag.BoolVar(&app.flags.Verbose, "V", false, usage+" (shorthand)")
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flag.Parse()
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if printVersion {
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fmt.Println(serviceName + ": " + serviceVersion)
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os.Exit(0)
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}
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}
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