github.com/snowflakedb/gosnowflake@v1.9.0/cmd/mfa/mfa.go (about)

     1  package main
     2  
     3  import (
     4  	"database/sql"
     5  	"flag"
     6  	"fmt"
     7  	"log"
     8  
     9  	sf "github.com/snowflakedb/gosnowflake"
    10  )
    11  
    12  func main() {
    13  	if !flag.Parsed() {
    14  		flag.Parse()
    15  	}
    16  
    17  	cfg, err := sf.GetConfigFromEnv([]*sf.ConfigParam{
    18  		{Name: "Account", EnvName: "SNOWFLAKE_TEST_ACCOUNT", FailOnMissing: true},
    19  		{Name: "User", EnvName: "SNOWFLAKE_TEST_USER", FailOnMissing: true},
    20  		{Name: "Password", EnvName: "SNOWFLAKE_TEST_PASSWORD", FailOnMissing: true},
    21  		{Name: "Host", EnvName: "SNOWFLAKE_TEST_HOST", FailOnMissing: false},
    22  		{Name: "Port", EnvName: "SNOWFLAKE_TEST_PORT", FailOnMissing: false},
    23  		{Name: "Protocol", EnvName: "SNOWFLAKE_TEST_PROTOCOL", FailOnMissing: false},
    24  	})
    25  	if err != nil {
    26  		log.Fatalf("failed to create Config, err: %v", err)
    27  	}
    28  	cfg.Authenticator = sf.AuthTypeUsernamePasswordMFA
    29  	dsn, err := sf.DSN(cfg)
    30  	if err != nil {
    31  		log.Fatalf("failed to create DSN from Config: %v, err: %v", cfg, err)
    32  	}
    33  
    34  	// The external browser flow should start with the call to Open
    35  	db, err := sql.Open("snowflake", dsn)
    36  	if err != nil {
    37  		log.Fatalf("failed to connect. %v, err: %v", dsn, err)
    38  	}
    39  	defer db.Close()
    40  	query := "SELECT 1"
    41  	rows, err := db.Query(query)
    42  	if err != nil {
    43  		log.Fatalf("failed to run a query. %v, err: %v", query, err)
    44  	}
    45  	defer rows.Close()
    46  	var v int
    47  	for rows.Next() {
    48  		err := rows.Scan(&v)
    49  		if err != nil {
    50  			log.Fatalf("failed to get result. err: %v", err)
    51  		}
    52  		if v != 1 {
    53  			log.Fatalf("failed to get 1. got: %v", v)
    54  		}
    55  		fmt.Printf("Congrats! You have successfully run %v with Snowflake DB!", query)
    56  	}
    57  }