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allow to set default arguments values from env vars

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This commit is contained in:
Nicola Murino
2019-08-02 09:47:14 +02:00
parent 73c61cda31
commit ba3f9d891a
3 changed files with 53 additions and 24 deletions
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41
main.go
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@@ -20,33 +20,40 @@ import (
"github.com/drakkan/sftpgo/dataprovider"
"github.com/drakkan/sftpgo/logger"
"github.com/drakkan/sftpgo/sftpd"
"github.com/drakkan/sftpgo/utils"
"github.com/rs/zerolog"
)
func main() {
confName := "sftpgo.conf"
logSender := "main"
var (
configDir string
logFilePath string
logMaxSize int
logMaxBackups int
logMaxAge int
logCompress bool
logVerbose bool
configDir string
configFileName string
logFilePath string
logMaxSize int
logMaxBackups int
logMaxAge int
logCompress bool
logVerbose bool
)
flag.StringVar(&configDir, "config-dir", ".", "Location for SFTPGo config dir. It must contain sftpgo.conf "+
"and is used as the base for files with a relative path (eg. the private keys for the SFTP server, the SQLite database if you use SQLite as data provider).")
flag.StringVar(&logFilePath, "log-file-path", "sftpgo.log", "Location for the log file")
flag.IntVar(&logMaxSize, "log-max-size", 10, "Maximum size in megabytes of the log file before it gets rotated.")
flag.IntVar(&logMaxBackups, "log-max-backups", 5, "Maximum number of old log files to retain")
flag.IntVar(&logMaxAge, "log-max-age", 28, "Maximum number of days to retain old log files")
flag.BoolVar(&logCompress, "log-compress", false, "Determine if the rotated log files should be compressed using gzip")
flag.BoolVar(&logVerbose, "log-verbose", true, "Enable verbose logs")
flag.StringVar(&configDir, "config-dir", utils.GetEnvVar("SFTPGO_CONFIG_DIR", "."), "Location for SFTPGo config dir. It must contain "+
"sftpgo.conf or the configured config-file-name and it is used as the base for files with a relative path (eg. the private "+
"keys for the SFTP server, the SQLite database if you use SQLite as data provider).")
flag.StringVar(&configFileName, "config-file-name", utils.GetEnvVar("SFTPGO_CONFIG_FILE_NAME", "sftpgo.conf"), "Name for SFTPGo "+
"configuration file. It must be the name of a file stored in config-dir not the absolute path to the configuration file")
flag.StringVar(&logFilePath, "log-file-path", utils.GetEnvVar("SFTPGO_LOG_FILE_PATH", "sftpgo.log"), "Location for the log file")
flag.IntVar(&logMaxSize, "log-max-size", utils.GetEnvVarAsInt("SFTPGO_LOG_MAX_SIZE", 10), "Maximum size in megabytes of the log file "+
"before it gets rotated.")
flag.IntVar(&logMaxBackups, "log-max-backups", utils.GetEnvVarAsInt("SFTPGO_LOG_MAX_BACKUPS", 5), "Maximum number of old log files "+
"to retain")
flag.IntVar(&logMaxAge, "log-max-age", utils.GetEnvVarAsInt("SFTPGO_LOG_MAX_AGE", 28), "Maximum number of days to retain old log files")
flag.BoolVar(&logCompress, "log-compress", utils.GetEnvVarAsInt("SFTPGO_LOG_COMPRESS", 0) > 0, "Determine if the rotated log files "+
"should be compressed using gzip")
flag.BoolVar(&logVerbose, "log-verbose", utils.GetEnvVarAsInt("SFTPGO_LOG_VERBOSE", 1) > 0, "Enable verbose logs")
flag.Parse()
configFilePath := filepath.Join(configDir, confName)
configFilePath := filepath.Join(configDir, configFileName)
logLevel := zerolog.DebugLevel
if !logVerbose {
logLevel = zerolog.InfoLevel