85 lines
1.7 KiB
Go
85 lines
1.7 KiB
Go
package main
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import (
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"fmt"
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"log"
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"os"
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"strconv"
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"strings"
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"git.1e99.eu/1e99/wolbodge/devices"
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"git.1e99.eu/1e99/wolbodge/sessions"
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)
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func NewStorage(logger *log.Logger) (sessions.Storage, error) {
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var storageType string
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Env("WOLBODGE_STORAGE_TYPE", &storageType, "mem", logger)
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switch storageType {
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case "mem", "memory":
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return sessions.NewMemStorage(), nil
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default:
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return nil, fmt.Errorf("unknown storage type: %s", storageType)
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}
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}
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func NewDevice(logger *log.Logger) (devices.Device, error) {
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var deviceType string
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Env("WOLBODGE_DEVICE_TYPE", &deviceType, "test", logger)
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switch deviceType {
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case "test":
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return devices.NewTest(false), nil
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case "command":
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var shell []string
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var statusCmd string
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var toggleStatusCmd string
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Env("WOLBODGE_DEVICE_SHELL", &shell, "", logger)
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Env("WOLBODGE_DEVICE_STATUS_COMMAND", &statusCmd, "", logger)
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Env("WOLBODGE_DEVICE_TOGGLE_STATUS_COMMAND", &toggleStatusCmd, "", logger)
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return devices.NewCommand(shell, statusCmd, toggleStatusCmd), nil
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default:
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return nil, fmt.Errorf("unknown device type: %s", deviceType)
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}
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}
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func Env(name string, out any, def string, logger *log.Logger) {
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if logger == nil {
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logger = log.Default()
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}
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raw := os.Getenv(name)
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if raw == "" {
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raw = def
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logger.Printf("No \"%s\" provided, defaulting to \"%s\"", name, def)
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}
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switch value := out.(type) {
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case *int:
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i, err := strconv.ParseInt(raw, 10, 64)
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if err != nil {
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logger.Printf("\"%s\" is not a number (\"%s\")", name, raw)
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return
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}
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*value = int(i)
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case *bool:
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switch raw {
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case "true", "TRUE", "1":
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*value = true
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case "false", "FALSE", "0":
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*value = false
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}
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case *string:
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*value = raw
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case *[]string:
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*value = strings.Fields(raw)
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}
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}
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