59 lines
1.8 KiB
Go
59 lines
1.8 KiB
Go
package params
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import (
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"fmt"
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"github.com/qdm12/gluetun/internal/constants"
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"github.com/qdm12/gluetun/internal/models"
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libparams "github.com/qdm12/golibs/params"
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)
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// GetWindscribeRegions obtains the regions for the Windscribe servers from the
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// environment variable REGION.
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func (r *reader) GetWindscribeRegions() (regions []string, err error) {
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return r.envParams.GetCSVInPossibilities("REGION", constants.WindscribeRegionChoices())
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}
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// GetWindscribeCities obtains the cities for the Windscribe servers from the
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// environment variable CITY.
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func (r *reader) GetWindscribeCities() (cities []string, err error) {
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return r.envParams.GetCSVInPossibilities("CITY", constants.WindscribeCityChoices())
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}
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// GetWindscribeHostnames obtains the hostnames for the Windscribe servers from the
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// environment variable SERVER_HOSTNAME.
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func (r *reader) GetWindscribeHostnames() (hostnames []string, err error) {
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return r.envParams.GetCSVInPossibilities("SERVER_HOSTNAME",
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constants.WindscribeHostnameChoices(),
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libparams.RetroKeys([]string{"HOSTNAME"}, r.onRetroActive),
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)
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}
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// GetWindscribePort obtains the port to reach the Windscribe server on from the
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// environment variable PORT.
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//nolint:gomnd
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func (r *reader) GetWindscribePort(protocol models.NetworkProtocol) (port uint16, err error) {
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n, err := r.envParams.GetEnvIntRange("PORT", 0, 65535, libparams.Default("0"))
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if err != nil {
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return 0, err
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}
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if n == 0 {
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return 0, nil
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}
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switch protocol {
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case constants.TCP:
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switch n {
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case 21, 22, 80, 123, 143, 443, 587, 1194, 3306, 8080, 54783:
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default:
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return 0, fmt.Errorf("port %d is not valid for protocol %s", n, protocol)
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}
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case constants.UDP:
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switch n {
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case 53, 80, 123, 443, 1194, 54783:
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default:
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return 0, fmt.Errorf("port %d is not valid for protocol %s", n, protocol)
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}
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}
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return uint16(n), nil
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}
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