59 lines
1.6 KiB
Go
59 lines
1.6 KiB
Go
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package transport
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import (
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"net/http"
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"time"
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"gitlab.com/gitlab-org/labkit/correlation"
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"gitlab.com/gitlab-org/labkit/tracing"
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"gitlab.com/gitlab-org/gitlab/workhorse/internal/version"
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)
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// Creates a new default transport that has Workhorse's User-Agent header set.
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func NewDefaultTransport() http.RoundTripper {
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return &DefaultTransport{Next: http.DefaultTransport}
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}
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// Defines a http.Transport with values that are more restrictive than for
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// http.DefaultTransport, they define shorter TLS Handshake, and more
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// aggressive connection closing to prevent the connection hanging and reduce
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// FD usage
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func NewRestrictedTransport(options ...Option) http.RoundTripper {
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return &DefaultTransport{Next: newRestrictedTransport(options...)}
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}
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type DefaultTransport struct {
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Next http.RoundTripper
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}
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func (t DefaultTransport) RoundTrip(req *http.Request) (*http.Response, error) {
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req.Header.Set("User-Agent", version.GetUserAgent())
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return t.Next.RoundTrip(req)
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}
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type Option func(*http.Transport)
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func WithDisabledCompression() Option {
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return func(t *http.Transport) {
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t.DisableCompression = true
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}
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}
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func newRestrictedTransport(options ...Option) http.RoundTripper {
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t := http.DefaultTransport.(*http.Transport).Clone()
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// To avoid keep around TCP connections to http servers we're done with
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t.MaxIdleConns = 2
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// A stricter timeout for fetching from external sources that can be slow
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t.ResponseHeaderTimeout = 30 * time.Second
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for _, option := range options {
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option(t)
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}
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return tracing.NewRoundTripper(correlation.NewInstrumentedRoundTripper(t))
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}
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