133 lines
2.3 KiB
Go
133 lines
2.3 KiB
Go
package main
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import (
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"context"
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"encoding/json"
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"fmt"
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"github.com/joho/godotenv"
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"io"
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"net/http"
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"os"
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"os/signal"
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"syscall"
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)
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import "time"
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const wiegand_a = 17
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const wiegand_b = 18
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const wiegand_bit_timeout = time.Millisecond * 8
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const solenoid = 21
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type card struct {
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UidHash string `json:"uid_hash"`
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}
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type cardList struct {
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AllowedUids []struct {
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Token card `json:"token"`
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} `json:"allowed_uids"`
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}
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type simpleUids struct {
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tokens []string
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}
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type ValidUids map[string]bool // bool has no meaning
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type Config struct {
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door string
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uid_salt string
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api struct {
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allowed string
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longpoll string
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swipe string
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key string
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}
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}
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var config Config
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func main() {
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ctx, cancel := signal.NotifyContext(context.Background(), os.Interrupt, syscall.SIGTERM)
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defer cancel()
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godotenv.Load()
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config.door = os.Getenv("KDOORPI_DOOR")
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config.api.allowed = os.Getenv("KDOORPI_API_ALLOWED")
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config.api.longpoll = os.Getenv("KDOORPI_API_LONGPOLL")
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config.api.swipe = os.Getenv("KDOORPI_API_SWIPE")
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config.api.key = os.Getenv("KDOORPI_API_KEY")
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config.uid_salt = os.Getenv("KDOORPI_UID_SALT")
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//wiegand := WiegandSetup(wiegand_a, wiegand_b, wiegand_bit_timeout, solenoid)
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http.DefaultClient.Timeout = 60
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reloadTokens()
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//go wiegand.cardRunner(validUids)
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waitEvents()
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fmt.Printf("Sleeping\n")
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<-ctx.Done()
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fmt.Printf("Cleanup\n")
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// cleanup
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}
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func waitEvents() {
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req, err := http.NewRequest(http.MethodGet, config.api.longpoll, nil)
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if err != nil {
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panic(err)
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}
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req.Header.Add("KEY", config.api.key)
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resp, err := http.DefaultClient.Do(req)
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if err != nil {
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panic(err)
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}
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fmt.Printf("%v\n", resp)
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_, err = io.ReadAll(resp.Body)
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if err != nil {
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panic(err)
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}
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fmt.Printf("%v\n", resp)
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}
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func reloadTokens() {
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req, err := http.NewRequest(http.MethodGet, config.api.allowed, nil)
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if err != nil {
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panic(err)
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}
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req.Header.Add("KEY", config.api.key)
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resp, err := http.DefaultClient.Do(req)
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if err != nil {
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panic(err)
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}
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fmt.Printf("%v\n", resp)
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var cl cardList
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body, err := io.ReadAll(resp.Body)
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if err != nil {
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panic(err)
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}
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err = json.Unmarshal(body, &cl)
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if err != nil {
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panic(err)
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}
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validUids := make(ValidUids)
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for i, val := range cl.AllowedUids {
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fmt.Printf("%d: %+v\n", i, val.Token.UidHash)
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validUids[val.Token.UidHash] = false
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}
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}
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