53 lines
1.3 KiB
Go
53 lines
1.3 KiB
Go
package app
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import (
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"encoding/json"
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"os"
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"path/filepath"
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"time"
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)
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func loadTransportInterfacesState() transportInterfacesState {
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st := transportInterfacesState{Version: transportStateVersion}
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data, err := os.ReadFile(transportInterfacesStatePath)
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if err != nil {
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norm, _ := normalizeTransportInterfacesState(st, nil)
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_ = saveTransportInterfacesState(norm)
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return norm
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}
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if err := json.Unmarshal(data, &st); err != nil {
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st = transportInterfacesState{Version: transportStateVersion}
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}
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if st.Version == 0 {
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st.Version = transportStateVersion
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}
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if st.Items == nil {
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st.Items = nil
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}
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norm, changed := normalizeTransportInterfacesState(st, nil)
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if changed {
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_ = saveTransportInterfacesState(norm)
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}
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return norm
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}
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func saveTransportInterfacesState(st transportInterfacesState) error {
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norm, _ := normalizeTransportInterfacesState(st, nil)
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st = norm
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st.Version = transportStateVersion
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st.UpdatedAt = time.Now().UTC().Format(time.RFC3339)
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data, err := json.MarshalIndent(st, "", " ")
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if err != nil {
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return err
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}
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if err := os.MkdirAll(filepath.Dir(transportInterfacesStatePath), 0o755); err != nil {
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return err
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}
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tmp := transportInterfacesStatePath + ".tmp"
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if err := os.WriteFile(tmp, data, 0o644); err != nil {
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return err
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}
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return os.Rename(tmp, transportInterfacesStatePath)
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}
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