Gabriel Radureau
ee832de089
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44 lines
1.0 KiB
Go
44 lines
1.0 KiB
Go
package main
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import (
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"fmt"
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"os"
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"strings"
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"gopkg.in/yaml.v3"
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)
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type Config struct {
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Bots map[string]BotConfig `yaml:"bots"`
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}
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type BotConfig struct {
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Handler string `yaml:"handler"`
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Token string `yaml:"-"`
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Secret string `yaml:"-"`
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}
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// LoadConfig reads the YAML routing config and merges per-bot secrets pulled
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// from the process environment. Per-bot env keys are derived from the bot
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// slug uppercased: BOT_<UPPER_SLUG>_TOKEN, BOT_<UPPER_SLUG>_SECRET.
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func LoadConfig(path string) (*Config, error) {
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raw, err := os.ReadFile(path)
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if err != nil {
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return nil, fmt.Errorf("read config %s: %w", path, err)
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}
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var cfg Config
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if err := yaml.Unmarshal(raw, &cfg); err != nil {
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return nil, fmt.Errorf("parse yaml: %w", err)
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}
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if len(cfg.Bots) == 0 {
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return nil, fmt.Errorf("no bots in %s", path)
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}
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for slug, b := range cfg.Bots {
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envSlug := strings.ToUpper(strings.ReplaceAll(slug, "-", "_"))
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b.Token = os.Getenv("BOT_" + envSlug + "_TOKEN")
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b.Secret = os.Getenv("BOT_" + envSlug + "_SECRET")
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cfg.Bots[slug] = b
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}
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return &cfg, nil
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}
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