git.sr.ht/gitsrht-update-hook/options.go

70 lines
1.4 KiB
Go

package main
import (
"context"
"fmt"
"os"
"strconv"
"strings"
"time"
goredis "github.com/go-redis/redis/v8"
)
var options map[string]string
func loadOptions() {
if options != nil {
return
}
uuid, ok := os.LookupEnv("SRHT_PUSH")
if !ok {
return
}
redisHost, ok := config.Get("sr.ht", "redis-host")
if !ok {
redisHost = "redis://localhost:6379"
}
ropts, err := goredis.ParseURL(redisHost)
if err != nil {
logger.Fatalf("Failed to parse redis host: %v", err)
}
redis := goredis.NewClient(ropts)
var n int
if nopts, ok := os.LookupEnv("GIT_PUSH_OPTION_COUNT"); ok {
n, _ = strconv.Atoi(nopts)
redis.Set(context.Background(), fmt.Sprintf("git.sr.ht.options.%s", uuid),
nopts, 10*time.Minute)
} else {
nopts, err := redis.Get(context.Background(), fmt.Sprintf(
"git.sr.ht.options.%s", uuid)).Result()
if err != nil {
return
}
n, _ = strconv.Atoi(nopts)
}
options = make(map[string]string)
for i := 0; i < n; i++ {
opt, ok := os.LookupEnv(fmt.Sprintf("GIT_PUSH_OPTION_%d", i))
optkey := fmt.Sprintf("git.sr.ht.options.%s.%d", uuid, i)
if !ok {
opt, err = redis.Get(context.Background(), optkey).Result()
if err != nil {
return
}
} else {
redis.Set(context.Background(), optkey, opt, 10*time.Minute)
}
parts := strings.SplitN(opt, "=", 2)
if len(parts) == 1 {
options[parts[0]] = ""
} else {
options[parts[0]] = parts[1]
}
}
}