node-api/common/config.go

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package common
import (
"log"
"github.com/kelseyhightower/envconfig"
)
// Config keeps info about configuration of this daemon
type Config struct {
Token string `envconfig:"TOKEN" required:"true"`
AppsPath string `envconfig:"APPS_PATH" default:"/srv"` // Where applications are located
AppsBindIPHTTP string `envconfig:"APPS_BIND_IP_HTTP" default:"0.0.0.0"` // On what IP apps' HTTP port gonna be bound
AppsBindIPSSH string `envconfig:"APPS_BIND_IP_SSH" default:"0.0.0.0"` // On what IP apps' SSH ports gonna be bound
NATSURL string `envconfig:"NATS_URL" required:"true"`
NATSAlias string `envconfig:"NATS_ALIAS" required:"true"` // name/alias of the instance, ex. node-18
DatabasePath string `envconfig:"DATABASE_PATH" default:"/var/lib/node-api/rosti.db"`
SnapshotsPath string `envconfig:"SNAPSHOTS_PATH" default:"/mnt/apps/snapshots"` // snapshots path
SnapshotsS3AccessKey string `envconfig:"SNAPSHOTS_S3_ACCESS_KEY" required:"false"`
SnapshotsS3SecretKey string `envconfig:"SNAPSHOTS_S3_SECRET_KEY" required:"false"`
SnapshotsS3Endpoint string `envconfig:"SNAPSHOTS_S3_ENDPOINT" required:"false"`
SnapshotsS3SSL bool `envconfig:"SNAPSHOTS_S3_SSL" required:"false" default:"true"`
SnapshotsS3Bucket string `envconfig:"SNAPSHOTS_S3_BUCKET" required:"false" default:"snapshots"`
SnapshotsIndexLabel string `envconfig:"SNAPSHOTS_INDEX_LABEL" required:"false" default:"owner"` // Label that will be part of the object name and it will be used as index to quick listing
}
// GetConfig return configuration created based on environment variables
func GetConfig() *Config {
var config Config
err := envconfig.Process("", &config)
if err != nil {
log.Fatal(err.Error())
}
return &config
}