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logging: Implement rename filter, changes field key names (#4745)

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Francis Lavoie 2022-04-28 11:38:44 -04:00 committed by GitHub
parent 3017b245c9
commit 0be3d99543
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1 changed files with 37 additions and 1 deletions
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38
modules/logging/filters.go
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@ -31,12 +31,13 @@ import (
func init() {
caddy.RegisterModule(DeleteFilter{})
caddy.RegisterModule(HashFilter{})
caddy.RegisterModule(ReplaceFilter{})
caddy.RegisterModule(IPMaskFilter{})
caddy.RegisterModule(QueryFilter{})
caddy.RegisterModule(CookieFilter{})
caddy.RegisterModule(RegexpFilter{})
caddy.RegisterModule(HashFilter{})
caddy.RegisterModule(RenameFilter{})
}
// LogFieldFilter can filter (or manipulate)
@ -542,21 +543,56 @@ func (f *RegexpFilter) Filter(in zapcore.Field) zapcore.Field {
return in
}
// RenameFilter is a Caddy log field filter that
// renames the field's key with the indicated name.
type RenameFilter struct {
Name string `json:"name,omitempty"`
}
// CaddyModule returns the Caddy module information.
func (RenameFilter) CaddyModule() caddy.ModuleInfo {
return caddy.ModuleInfo{
ID: "caddy.logging.encoders.filter.rename",
New: func() caddy.Module { return new(RenameFilter) },
}
}
// UnmarshalCaddyfile sets up the module from Caddyfile tokens.
func (f *RenameFilter) UnmarshalCaddyfile(d *caddyfile.Dispenser) error {
for d.Next() {
if d.NextArg() {
f.Name = d.Val()
}
}
return nil
}
// Filter renames the input field with the replacement name.
func (f *RenameFilter) Filter(in zapcore.Field) zapcore.Field {
in.Type = zapcore.StringType
in.Key = f.Name
return in
}
// Interface guards
var (
_ LogFieldFilter = (*DeleteFilter)(nil)
_ LogFieldFilter = (*HashFilter)(nil)
_ LogFieldFilter = (*ReplaceFilter)(nil)
_ LogFieldFilter = (*IPMaskFilter)(nil)
_ LogFieldFilter = (*QueryFilter)(nil)
_ LogFieldFilter = (*CookieFilter)(nil)
_ LogFieldFilter = (*RegexpFilter)(nil)
_ LogFieldFilter = (*RenameFilter)(nil)
_ caddyfile.Unmarshaler = (*DeleteFilter)(nil)
_ caddyfile.Unmarshaler = (*HashFilter)(nil)
_ caddyfile.Unmarshaler = (*ReplaceFilter)(nil)
_ caddyfile.Unmarshaler = (*IPMaskFilter)(nil)
_ caddyfile.Unmarshaler = (*QueryFilter)(nil)
_ caddyfile.Unmarshaler = (*CookieFilter)(nil)
_ caddyfile.Unmarshaler = (*RegexpFilter)(nil)
_ caddyfile.Unmarshaler = (*RenameFilter)(nil)
_ caddy.Provisioner = (*IPMaskFilter)(nil)
_ caddy.Provisioner = (*RegexpFilter)(nil)