1st

examples/requests/main.go

@@ -0,0 +1,90 @@
+package main
+
+import (
+	"flag"
+	"fmt"
+	"log"
+	"os"
+
+	"gopkg.in/ini.v1"
+	"gordenko.dev/dima/qb/client"
+)
+
+var (
+	metricTypeToName = []string{
+		"",
+		"cumulative",
+		"instant",
+	}
+)
+
+func main() {
+	var (
+		iniFileName string
+	)
+
+	flag.Usage = func() {
+		fmt.Fprint(flag.CommandLine.Output(), helpMessage)
+		fmt.Fprint(flag.CommandLine.Output(), configExample)
+		fmt.Fprintf(flag.CommandLine.Output(), mainUsage, os.Args[0])
+		flag.PrintDefaults()
+	}
+	flag.StringVar(&iniFileName, "c", "requests.ini", "path to *.ini config file")
+	flag.Parse()
+
+	config, err := loadConfig(iniFileName)
+	if err != nil {
+		log.Fatalln(err)
+	}
+
+	conn, err := client.Connect(config.DatabaseAddr)
+	if err != nil {
+		log.Fatalf("client.Connect(%s): %s\n", config.DatabaseAddr, err)
+	} else {
+		fmt.Println("Connected to database")
+	}
+
+	sendRequests(conn)
+}
+
+// CONFIG FILE
+
+const mainUsage = `Usage:
+	%s -c path/to/config.ini
+
+`
+
+const helpMessage = `Diploma project. Example requests. Version: 1.0
+created by Dmytro Gordenko, 1.e4.kc6@gmail.com
+`
+
+const configExample = `
+requests.ini example:
+
+databaseAddr    = :12345
+
+`
+
+type Config struct {
+	DatabaseAddr string
+}
+
+func (s Config) String() string {
+	return fmt.Sprintf(`starting options:
+databaseAddr = %s
+`,
+		s.DatabaseAddr)
+}
+
+func loadConfig(iniFileName string) (_ Config, err error) {
+	file, err := ini.Load(iniFileName)
+	if err != nil {
+		return
+	}
+
+	conf := Config{}
+	top := file.Section("")
+
+	conf.DatabaseAddr = top.Key("databaseAddr").String()
+	return conf, nil
+}