)
var (
- flag_version = flag.Bool("version", false, "Show the version of "+lib.MyName())
- flag_debug = flag.Bool("debug", false, "Enabling debug logging")
- flag_help = flag.Bool("help", false, "Provide some help for "+lib.MyName())
- cpuprofile = flag.String("cpuprofile", "", "write cpu profile to file")
+ flag_debug = flag.Bool("debug", false, "Enabling debug logging")
+ flag_defaults_file = flag.String("defaults-file", "", "Provide a defaults-file to use to connect to MySQL")
+ flag_help = flag.Bool("help", false, "Provide some help for "+lib.MyName())
+ flag_version = flag.Bool("version", false, "Show the version of "+lib.MyName())
+ cpuprofile = flag.String("cpuprofile", "", "write cpu profile to file")
re_valid_version = regexp.MustCompile(`^(5\.[67]\.|10\.[01])`)
)
-func get_db_handle() *sql.DB {
+// Connect to the database with the given defaults-file, or ~/.my.cnf if not provided.
+func get_db_handle( defaults_file string ) *sql.DB {
var err error
var dbh *sql.DB
lib.Logger.Println("get_db_handle() connecting to database")
- dbh, err = mysql_defaults_file.OpenUsingDefaultsFile(sql_driver, "", "performance_schema")
+ dbh, err = mysql_defaults_file.OpenUsingDefaultsFile(sql_driver, defaults_file, "performance_schema")
if err != nil {
log.Fatal(err)
}
fmt.Println("Usage: " + lib.MyName() + " <options>")
fmt.Println("")
fmt.Println("Options:")
- fmt.Println("-help show this help message")
- fmt.Println("-version show the version")
+ fmt.Println("-defaults-file=/path/to/defaults.file Connect to MySQL using given defaults-file" )
+ fmt.Println("-help show this help message")
+ fmt.Println("-version show the version")
}
// pstop requires MySQL 5.6+ or MariaDB 10.0+. Check the version
}
func main() {
+ var defaults_file string = ""
flag.Parse()
// clean me up
lib.Logger.Println("Starting " + lib.MyName())
- dbh := get_db_handle()
+ if flag_defaults_file != nil && *flag_defaults_file != "" {
+ defaults_file = *flag_defaults_file
+ }
+
+ dbh := get_db_handle( defaults_file )
if err := validate_mysql_version(dbh); err != nil {
log.Fatal(err)
}