/
data_models.go
160 lines (135 loc) · 3.37 KB
/
data_models.go
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package daemon
import (
"bytes"
"encoding/gob"
"time"
"github.com/NordSecurity/nordvpn-linux/config"
"github.com/NordSecurity/nordvpn-linux/core"
"github.com/NordSecurity/nordvpn-linux/internal"
"github.com/coreos/go-semver/semver"
mapset "github.com/deckarep/golang-set/v2"
)
type AppData struct {
CountryNames map[bool]map[config.Protocol]mapset.Set[string]
CityNames map[bool]map[config.Protocol]map[string]mapset.Set[string]
GroupNames map[bool]map[config.Protocol]mapset.Set[string]
}
type VersionData struct {
filePath string
version semver.Version
newerVersionAvailable bool
}
type InsightsData struct {
filePath string
Insights core.Insights
}
func (data *InsightsData) load() error {
content, err := internal.FileRead(data.filePath)
if err != nil {
return err
}
decoder := gob.NewDecoder(bytes.NewReader(content))
return decoder.Decode(data)
}
func (data *InsightsData) save() error {
buffer := &bytes.Buffer{}
encoder := gob.NewEncoder(buffer)
err := encoder.Encode(data)
if err != nil {
return err
}
err = internal.FileWrite(data.filePath, buffer.Bytes(), internal.PermUserRWGroupROthersR)
if err != nil {
return err
}
return nil
}
type CountryData struct {
filePath string
UpdatedAt time.Time
Countries core.Countries
Hash string
}
func (data *CountryData) load() error {
content, err := internal.FileRead(data.filePath)
if err != nil {
return err
}
decoder := gob.NewDecoder(bytes.NewReader(content))
return decoder.Decode(data)
}
func (data *CountryData) save() error {
buffer := &bytes.Buffer{}
encoder := gob.NewEncoder(buffer)
err := encoder.Encode(data)
if err != nil {
return err
}
err = internal.FileWrite(data.filePath, buffer.Bytes(), internal.PermUserRWGroupROthersR)
if err != nil {
return err
}
return nil
}
func (data *CountryData) exists() bool {
return internal.FileExists(data.filePath)
}
func (data *CountryData) isValid() bool {
return data.UpdatedAt.Add(6 * time.Hour).After(time.Now())
}
type ServersData struct {
filePath string
UpdatedAt time.Time
Servers core.Servers
Hash string
}
func (data *ServersData) load() error {
content, err := internal.FileRead(data.filePath)
if err != nil {
return err
}
decoder := gob.NewDecoder(bytes.NewReader(content))
return decoder.Decode(data)
}
func (data *ServersData) save() error {
buffer := &bytes.Buffer{}
encoder := gob.NewEncoder(buffer)
err := encoder.Encode(data)
if err != nil {
return err
}
err = internal.FileWrite(data.filePath, buffer.Bytes(), internal.PermUserRWGroupROthersR)
if err != nil {
return err
}
return nil
}
func (data *ServersData) exists() bool {
return internal.FileExists(data.filePath)
}
func (data *ServersData) isValid() bool {
// in order not to override servers.dat - uncomment
// return true
return data.UpdatedAt.Add(1 * time.Hour).After(time.Now())
}
func (data *VersionData) load() error {
content, err := internal.FileRead(data.filePath)
if err != nil {
return err
}
decoder := gob.NewDecoder(bytes.NewReader(content))
return decoder.Decode(&data.version)
}
func (data *VersionData) save() error {
buffer := &bytes.Buffer{}
encoder := gob.NewEncoder(buffer)
err := encoder.Encode(data.version)
if err != nil {
return err
}
err = internal.FileWrite(data.filePath, buffer.Bytes(), internal.PermUserRWGroupROthersR)
if err != nil {
return err
}
return nil
}