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package main
import (
"encoding/json"
"fmt"
"os"
"git.rnrd.eu/ddnnss/provider"
"git.rnrd.eu/ddnnss/source"
)
// a record target which we will try to update
// via the provider!
type Record struct {
Zone string `json:"zone"`
Name string `json:"name"`
Type provider.RecordType `json:"type"`
Provider string `json:"provider"`
Source string `json:"source"`
}
type Config struct {
Records []Record `json:"records"`
Providers map[string]provider.Config `json:"providers"`
Sources map[string]source.Config `json:"sources"`
}
func LoadConfig(path string) (*Config, error) {
raw, err := os.ReadFile(path)
if err != nil {
return nil, err
}
var cfg Config
if err := json.Unmarshal(raw, &cfg); err != nil {
return nil, fmt.Errorf("%s: %w", path, err)
}
for i, r := range cfg.Records {
switch r.Type {
case provider.TypeA, provider.TypeAAAA:
default:
return nil, fmt.Errorf("record %d: type must be A or AAAA", i)
}
if _, ok := cfg.Providers[r.Provider]; !ok {
return nil, fmt.Errorf("record %d: unknown provider %q", i, r.Provider)
}
if _, ok := cfg.Sources[r.Source]; !ok {
return nil, fmt.Errorf("record %d: unknown source %q", i, r.Source)
}
}
return &cfg, nil
}
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