// NewOutput instantiates a new output plugin instance publishing to elasticsearch.
func (f elasticsearchOutputPlugin) NewOutput(
config *outputs.MothershipConfig,
topologyExpire int,
) (outputs.Outputer, error) {
// configure bulk size in config in case it is not set
if config.BulkMaxSize == nil {
bulkSize := defaultBulkSize
config.BulkMaxSize = &bulkSize
}
output := &elasticsearchOutput{}
err := output.init(*config, topologyExpire)
if err != nil {
return nil, err
}
return output, nil
}
func (out *fileOutput) init(config *outputs.MothershipConfig, topology_expire int) error {
out.rotator.Path = config.Path
out.rotator.Name = config.Filename
if out.rotator.Name == "" {
out.rotator.Name = config.Index
}
logp.Info("File output base filename set to: %v", out.rotator.Name)
// disable bulk support
configDisableInt := -1
config.FlushInterval = &configDisableInt
config.BulkMaxSize = &configDisableInt
rotateeverybytes := uint64(config.RotateEveryKb) * 1024
if rotateeverybytes == 0 {
rotateeverybytes = 10 * 1024 * 1024
}
logp.Info("Rotate every bytes set to: %v", rotateeverybytes)
out.rotator.RotateEveryBytes = &rotateeverybytes
keepfiles := config.NumberOfFiles
if keepfiles == 0 {
keepfiles = 7
}
logp.Info("Number of files set to: %v", keepfiles)
out.rotator.KeepFiles = &keepfiles
err := out.rotator.CreateDirectory()
if err != nil {
return err
}
err = out.rotator.CheckIfConfigSane()
if err != nil {
return err
}
return nil
}