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96 lines
2.4 KiB
96 lines
2.4 KiB
//go:build clientlogmode
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// +build clientlogmode
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package main
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import (
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"fmt"
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"log"
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"os"
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"strings"
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"text/template"
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)
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var config = struct {
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ModeBits []string
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}{
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// Items should be appended only to keep bit-flag positions stable
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ModeBits: []string{
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"Signing",
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"Retries",
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"Request",
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"RequestWithBody",
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"Response",
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"ResponseWithBody",
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"DeprecatedUsage",
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"RequestEventMessage",
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"ResponseEventMessage",
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},
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}
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func bitName(name string) string {
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return strings.ToUpper(name[:1]) + name[1:]
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}
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var tmpl = template.Must(template.New("ClientLogMode").Funcs(map[string]interface{}{
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"symbolName": func(name string) string {
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return "Log" + bitName(name)
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},
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"bitName": bitName,
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}).Parse(`// Code generated by aws/logging_generate.go DO NOT EDIT.
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package aws
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// ClientLogMode represents the logging mode of SDK clients. The client logging mode is a bit-field where
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// each bit is a flag that describes the logging behavior for one or more client components.
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// The entire 64-bit group is reserved for later expansion by the SDK.
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//
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// Example: Setting ClientLogMode to enable logging of retries and requests
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// clientLogMode := aws.LogRetries | aws.LogRequest
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//
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// Example: Adding an additional log mode to an existing ClientLogMode value
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// clientLogMode |= aws.LogResponse
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type ClientLogMode uint64
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// Supported ClientLogMode bits that can be configured to toggle logging of specific SDK events.
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const (
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{{- range $index, $field := .ModeBits }}
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{{ (symbolName $field) }}{{- if (eq 0 $index) }} ClientLogMode = 1 << (64 - 1 - iota){{- end }}
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{{- end }}
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)
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{{ range $_, $field := .ModeBits }}
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// Is{{- bitName $field }} returns whether the {{ bitName $field }} logging mode bit is set
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func (m ClientLogMode) Is{{- bitName $field }}() bool {
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return m&{{- (symbolName $field) }} != 0
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}
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{{ end }}
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{{- range $_, $field := .ModeBits }}
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// Clear{{- bitName $field }} clears the {{ bitName $field }} logging mode bit
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func (m *ClientLogMode) Clear{{- bitName $field }}() {
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*m &^= {{ (symbolName $field) }}
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}
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{{ end -}}
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`))
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func main() {
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uniqueBitFields := make(map[string]struct{})
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for _, bitName := range config.ModeBits {
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if _, ok := uniqueBitFields[strings.ToLower(bitName)]; ok {
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panic(fmt.Sprintf("duplicate bit field: %s", bitName))
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}
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uniqueBitFields[bitName] = struct{}{}
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}
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file, err := os.Create("logging.go")
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if err != nil {
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log.Fatal(err)
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}
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defer file.Close()
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err = tmpl.Execute(file, config)
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if err != nil {
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log.Fatal(err)
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}
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}
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