go-common/library/log/dsn.go

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2019-04-22 10:59:20 +08:00
package log
import (
"bytes"
"fmt"
"strconv"
"strings"
"go-common/library/conf/dsn"
"github.com/pkg/errors"
)
type verboseModule map[string]int32
type logFilter []string
func (f *logFilter) String() string {
return fmt.Sprint(*f)
}
// Set sets the value of the named command-line flag.
// format: -log.filter key1,key2
func (f *logFilter) Set(value string) error {
for _, i := range strings.Split(value, ",") {
*f = append(*f, strings.TrimSpace(i))
}
return nil
}
func (m verboseModule) String() string {
// FIXME strings.Builder
var buf bytes.Buffer
for k, v := range m {
buf.WriteString(k)
buf.WriteString(strconv.FormatInt(int64(v), 10))
buf.WriteString(",")
}
return buf.String()
}
// Set sets the value of the named command-line flag.
// format: -log.module file=1,file2=2
func (m verboseModule) Set(value string) error {
for _, i := range strings.Split(value, ",") {
kv := strings.Split(i, "=")
if len(kv) == 2 {
if v, err := strconv.ParseInt(kv[1], 10, 64); err == nil {
m[strings.TrimSpace(kv[0])] = int32(v)
}
}
}
return nil
}
// parseDSN parse log agent dsn.
// unixgram:///var/run/lancer/collector.sock?timeout=100ms&chan=1024
func parseDSN(rawdsn string) *AgentConfig {
ac := new(AgentConfig)
d, err := dsn.Parse(rawdsn)
if err != nil {
panic(errors.WithMessage(err, fmt.Sprintf("log: invalid dsn: %s", rawdsn)))
}
if _, err = d.Bind(ac); err != nil {
panic(errors.WithMessage(err, fmt.Sprintf("log: invalid dsn: %s", rawdsn)))
}
return ac
}