89 lines
1.8 KiB
Go
89 lines
1.8 KiB
Go
package main
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import (
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"context"
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"fmt"
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"io"
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"log"
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"os"
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"strings"
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_ "embed"
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"github.com/joho/godotenv"
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"github.com/redis/go-redis/v9"
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)
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var Error *log.Logger
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var Warning *log.Logger
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func init() {
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log.SetFlags(log.Lmicroseconds | log.Lshortfile)
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logFile, err := os.Create("main.log")
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if err != nil {
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log.Printf("Error creating log file: %v", err)
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return
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}
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logger := io.MultiWriter(os.Stdout, logFile)
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log.SetOutput(logger)
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Error = log.New(io.MultiWriter(logFile, os.Stderr, os.Stdout),
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fmt.Sprintf("%sERROR:%s ", "\033[0;101m", "\033[0m"),
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log.Lmicroseconds|log.Lshortfile)
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Warning = log.New(io.MultiWriter(logFile, os.Stdout),
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fmt.Sprintf("%sWarning:%s ", "\033[0;93m", "\033[0m"),
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log.Lmicroseconds|log.Lshortfile)
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}
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//go:embed .env
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var env string
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var ctx = context.Background()
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func main() {
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envvar, err := godotenv.Parse(strings.NewReader(env))
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if err != nil {
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Error.Fatalf("Error parsing .env file: %v", err)
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os.Exit(1)
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}
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redisHost, ok := envvar["REDIS_HOST"]
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if !ok {
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Error.Fatalf("REDIS_HOST not set in .env file")
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return
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}
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redisPassword, ok := envvar["REDIS_PASSWORD"]
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if !ok {
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Error.Fatalf("REDIS_PASSWORD not set in .env file")
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return
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}
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rdb := redis.NewClient(&redis.Options{
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Addr: redisHost,
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Password: redisPassword,
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DB: 0,
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})
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err = rdb.Set(ctx, "key", "value", 0).Err()
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if err != nil {
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panic(err)
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}
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val, err := rdb.Get(ctx, "key").Result()
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if err != nil {
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panic(err)
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}
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fmt.Println("key", val)
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val2, err := rdb.Get(ctx, "key2").Result()
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if err == redis.Nil {
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fmt.Println("key2 does not exist")
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} else if err != nil {
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panic(err)
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} else {
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fmt.Println("key2", val2)
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}
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// Output: key value
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// key2 does not exist
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}
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