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feat: delete old records on domain update #124

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Merged
merged 1 commit into from
Mar 6, 2024
Merged

feat: delete old records on domain update #124

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29 changes: 28 additions & 1 deletion internal/state/state.go
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Original file line number Diff line number Diff line change
Expand Up @@ -126,8 +126,27 @@ func (s *State) UpdateDomain(
domainName string,
nameServers map[string]string,
) error {
logger := logging.GetLogger()
err := s.db.Update(func(txn *badger.Txn) error {
// TODO: find any existing keys for domain and delete
// Delete old records for domain
keyPrefix := []byte(fmt.Sprintf("domain_%s_", domainName))
it := txn.NewIterator(badger.DefaultIteratorOptions)
defer it.Close()
for it.Seek(keyPrefix); it.ValidForPrefix(keyPrefix); it.Next() {
item := it.Item()
k := item.Key()
if err := txn.Delete(k); err != nil {
return err
}
logger.Debug(
fmt.Sprintf(
"deleted record for domain %s with key: %s",
domainName,
k,
),
)
}
// Add new records
for nameServer, ipAddress := range nameServers {
key := fmt.Sprintf(
"domain_%s_nameserver_%s",
Expand All @@ -137,6 +156,14 @@ func (s *State) UpdateDomain(
if err := txn.Set([]byte(key), []byte(ipAddress)); err != nil {
return err
}
logger.Debug(
fmt.Sprintf(
"added record for domain %s: %s: %s",
domainName,
nameServer,
ipAddress,
),
)
}
return nil
})
Expand Down