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Make the keys of the accessLog.fields.names map case-insensitive

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Roman Donchenko 2024-09-13 11:04:07 +03:00 • committed by GitHub
parent be5c429825
commit 71d4b3b13c
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2 changed files with 46 additions and 7 deletions
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27
pkg/middlewares/accesslog/logger.go
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@ -105,15 +105,28 @@ func NewHandler(config *types.AccessLog) (*Handler, error) {
Level: logrus.InfoLevel,
}
// Transform headers names in config to a canonical form, to be used as is without further transformations.
if config.Fields != nil && config.Fields.Headers != nil && len(config.Fields.Headers.Names) > 0 {
fields := map[string]string{}
// Transform header names to a canonical form, to be used as is without further transformations,
// and transform field names to lower case, to enable case-insensitive lookup.
if config.Fields != nil {
if len(config.Fields.Names) > 0 {
fields := map[string]string{}
for h, v := range config.Fields.Headers.Names {
fields[textproto.CanonicalMIMEHeaderKey(h)] = v
for h, v := range config.Fields.Names {
fields[strings.ToLower(h)] = v
}
config.Fields.Names = fields
}
config.Fields.Headers.Names = fields
if config.Fields.Headers != nil && len(config.Fields.Headers.Names) > 0 {
fields := map[string]string{}
for h, v := range config.Fields.Headers.Names {
fields[textproto.CanonicalMIMEHeaderKey(h)] = v
}
config.Fields.Headers.Names = fields
}
}
logHandler := &Handler{
@ -332,7 +345,7 @@ func (h *Handler) logTheRoundTrip(logDataTable *LogData) {
fields := logrus.Fields{}
for k, v := range logDataTable.Core {
if h.config.Fields.Keep(k) {
if h.config.Fields.Keep(strings.ToLower(k)) {
fields[k] = v
}
}