cli/service/logs/parse_logs.go

40 строки
1.1 KiB
Go

/*Package logs contains tools for parsing docker log lines.
*/
package logs
import (
"net/url"
"strings"
"github.com/pkg/errors"
)
// ParseLogDetails parses a string of key value pairs in the form
// "k=v,l=w", where the keys and values are url query escaped, and each pair
// is separated by a comma. Returns a map of the key value pairs on success,
// and an error if the details string is not in a valid format.
//
// The details string encoding is implemented in
// github.com/moby/moby/api/server/httputils/write_log_stream.go
func ParseLogDetails(details string) (map[string]string, error) {
pairs := strings.Split(details, ",")
detailsMap := make(map[string]string, len(pairs))
for _, pair := range pairs {
p := strings.SplitN(pair, "=", 2)
// if there is no equals sign, we will only get 1 part back
if len(p) != 2 {
return nil, errors.New("invalid details format")
}
k, err := url.QueryUnescape(p[0])
if err != nil {
return nil, err
}
v, err := url.QueryUnescape(p[1])
if err != nil {
return nil, err
}
detailsMap[k] = v
}
return detailsMap, nil
}