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log_filter.go
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/
log_filter.go
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package cli
import (
"fmt"
"strings"
"github.com/cosmos/cosmos-sdk/server"
tmlog "github.com/tendermint/tendermint/libs/log"
)
const (
FlagLogFilter = "log_filter"
)
func NewFxZeroLogWrapper(logger server.ZeroLogWrapper, logTypes []string) FxZeroLogWrapper {
filterLogMap := make(map[string]bool, len(logTypes))
for _, logType := range logTypes {
filterLogMap[logType] = true
}
fmt.Printf(" ---------- filter log wrapper -------------")
fmt.Printf("filter log type:%v\n", strings.Join(logTypes, ","))
return FxZeroLogWrapper{ZeroLogWrapper: logger, filterLogs: filterLogMap}
}
type FxZeroLogWrapper struct {
server.ZeroLogWrapper
filterLogs map[string]bool
}
var _ tmlog.Logger = (*FxZeroLogWrapper)(nil)
func (z FxZeroLogWrapper) Info(msg string, keyVals ...interface{}) {
if exists, ok := z.filterLogs[msg]; exists || ok {
return
}
z.Logger.Info().Fields(getLogFields(keyVals...)).Msg(msg)
}
func getLogFields(keyVals ...interface{}) map[string]interface{} {
if len(keyVals)%2 != 0 {
return nil
}
fields := make(map[string]interface{})
for i := 0; i < len(keyVals); i += 2 {
fields[keyVals[i].(string)] = keyVals[i+1]
}
return fields
}
// With returns a new wrapped logger with additional context provided by a set
// of key/value tuples. The number of tuples must be even and the key of the
// tuple must be a string.
func (z FxZeroLogWrapper) With(keyVals ...interface{}) tmlog.Logger {
return FxZeroLogWrapper{
server.ZeroLogWrapper{Logger: z.ZeroLogWrapper.Logger.With().Fields(getLogFields(keyVals...)).Logger()},
z.filterLogs,
}
}