44 lines
1.2 KiB
Go
44 lines
1.2 KiB
Go
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// Package oldhttptransport contains HTTP transport extensions. Here we
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// define a http.Transport that emits events.
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package oldhttptransport
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import (
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"net/http"
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)
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// Transport performs single HTTP transactions and emits
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// measurement events as they happen.
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type Transport struct {
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roundTripper http.RoundTripper
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}
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// New creates a new Transport.
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func New(roundTripper http.RoundTripper) *Transport {
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return &Transport{
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roundTripper: NewTransactioner(NewBodyTracer(
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NewTraceTripper(roundTripper))),
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}
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}
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// RoundTrip executes a single HTTP transaction, returning
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// a Response for the provided Request.
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func (t *Transport) RoundTrip(req *http.Request) (resp *http.Response, err error) {
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// Make sure we're not sending Go's default User-Agent
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// if the user has configured no user agent
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if req.Header.Get("User-Agent") == "" {
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req.Header["User-Agent"] = nil
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}
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return t.roundTripper.RoundTrip(req)
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}
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// CloseIdleConnections closes the idle connections.
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func (t *Transport) CloseIdleConnections() {
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// Adapted from net/http code
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type closeIdler interface {
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CloseIdleConnections()
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}
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if tr, ok := t.roundTripper.(closeIdler); ok {
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tr.CloseIdleConnections()
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}
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}
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