51 lines
1016 B
Go
51 lines
1016 B
Go
package cmd
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import (
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"flag"
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"log/slog"
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"os"
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"github.com/lmittmann/tint"
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)
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const (
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defaultRedisAddr = "localhost:6379"
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defaultRedisPassword = ""
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)
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var (
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// Flags shared among CLI entrypoints
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Flags *flag.FlagSet
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RedisAddress string
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RedisPassword string
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LogLevel flagLevel
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logLevelVar slog.LevelVar
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)
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func init() {
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h := tint.NewHandler(os.Stderr, &tint.Options{Level: &logLevelVar})
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slog.SetDefault(slog.New(h))
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Flags = flag.NewFlagSet("blob-indexer", flag.ExitOnError)
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Flags.StringVar(&RedisAddress, "redis-addr", defaultRedisAddr, "Address of the Redis server")
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Flags.StringVar(&RedisPassword, "redis-password", defaultRedisPassword, "Password for the Redis server")
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Flags.Var(&LogLevel, "log-level", "Log level (default INFO)")
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}
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type flagLevel struct{ slog.Level }
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func (fl *flagLevel) Set(value string) error {
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return fl.UnmarshalText([]byte(value))
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}
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func ParseFlags() {
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err := Flags.Parse(os.Args[1:])
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if err != nil {
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panic(err)
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}
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logLevelVar.Set(LogLevel.Level)
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}
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