mirror of https://github.com/hashicorp/consul
58 lines
1.6 KiB
Go
58 lines
1.6 KiB
Go
// Copyright (c) HashiCorp, Inc.
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// SPDX-License-Identifier: BUSL-1.1
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package client
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import (
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"crypto/tls"
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"net/http"
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"time"
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"github.com/hashicorp/go-cleanhttp"
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"github.com/hashicorp/go-hclog"
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"github.com/hashicorp/go-retryablehttp"
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"golang.org/x/oauth2"
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)
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const (
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// HTTP Client config
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defaultStreamTimeout = 15 * time.Second
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// Retry config
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// TODO: Eventually, we'd like to configure these values dynamically.
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defaultRetryWaitMin = 1 * time.Second
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defaultRetryWaitMax = 15 * time.Second
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// defaultRetryMax is set to 0 to turn off retry functionality, until dynamic configuration is possible.
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// This is to circumvent any spikes in load that may cause or exacerbate server-side issues for now.
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defaultRetryMax = 0
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)
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// NewHTTPClient configures the retryable HTTP client.
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func NewHTTPClient(tlsCfg *tls.Config, source oauth2.TokenSource) *retryablehttp.Client {
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tlsTransport := cleanhttp.DefaultPooledTransport()
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tlsTransport.TLSClientConfig = tlsCfg
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var transport http.RoundTripper = &oauth2.Transport{
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Base: tlsTransport,
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Source: source,
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}
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client := &http.Client{
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Transport: transport,
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Timeout: defaultStreamTimeout,
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}
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retryClient := &retryablehttp.Client{
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HTTPClient: client,
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// We already log failed requests elsewhere, we pass a null logger here to avoid redundant logs.
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Logger: hclog.NewNullLogger(),
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RetryWaitMin: defaultRetryWaitMin,
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RetryWaitMax: defaultRetryWaitMax,
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RetryMax: defaultRetryMax,
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CheckRetry: retryablehttp.DefaultRetryPolicy,
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Backoff: retryablehttp.DefaultBackoff,
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}
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return retryClient
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}
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