68f21418ac
URL query encode log details, so that characters like spaces don't make log parsing ambiguous. Add a helper function to parse these details to a map, if needed Add support for details on service logs Signed-off-by: Drew Erny <drew.erny@docker.com>
41 lines
1.2 KiB
Go
41 lines
1.2 KiB
Go
package client
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// parse_logs.go contains utility helpers for getting information out of docker
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// log lines. really, it only contains ParseDetails right now. maybe in the
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// future there will be some desire to parse log messages back into a struct?
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// that would go here if we did
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import (
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"net/url"
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"strings"
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"github.com/pkg/errors"
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)
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// ParseLogDetails takes a details string of key value pairs in the form
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// "k=v,l=w", where the keys and values are url query escaped, and each pair
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// is separated by a comma, returns a map. returns an error if the details
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// string is not in a valid format
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// the exact form of details encoding is implemented in
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// api/server/httputils/write_log_stream.go
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func ParseLogDetails(details string) (map[string]string, error) {
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pairs := strings.Split(details, ",")
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detailsMap := make(map[string]string, len(pairs))
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for _, pair := range pairs {
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p := strings.SplitN(pair, "=", 2)
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// if there is no equals sign, we will only get 1 part back
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if len(p) != 2 {
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return nil, errors.New("invalid details format")
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}
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k, err := url.QueryUnescape(p[0])
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if err != nil {
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return nil, err
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}
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v, err := url.QueryUnescape(p[1])
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if err != nil {
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return nil, err
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}
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detailsMap[k] = v
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}
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return detailsMap, nil
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}
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