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Code Issues Releases Wiki Activity

Replace ctxhttp with native ctx support

Browse source 
Signed-off-by: Knut Ahlers <knut@ahlers.me>
This commit is contained in:
Knut Ahlers 2018-06-01 22:42:37 +02:00
parent bdaf862737
commit e61f2d1a0b
Signed by: luzifer
GPG key ID: DC2729FDD34BE99E
7 changed files with 32 additions and 233 deletions
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12
Gopkg.lock generated
View file

@ -3,7 +3,10 @@
[[projects]]
name = "github.com/Luzifer/go_helpers"
packages = ["accessLogger"]
packages = [
"accessLogger",
"str"
]
revision = "94b91ff63a5db8e22c4d121e6c5c17b44135be4d"
version = "v2.5.0"
@ -126,10 +129,7 @@
[[projects]]
branch = "master"
name = "golang.org/x/net"
packages = [
"context",
"context/ctxhttp"
]
packages = ["context"]
revision = "1e491301e022f8f977054da4c2d852decd59571f"
[[projects]]
@ -147,6 +147,6 @@
[solve-meta]
analyzer-name = "dep"
analyzer-version = 1
inputs-digest = "dc2df5f4e08055a0bc57c20651189dd7bac1e27bfc06e2a9cf255ead61b6faa9"
inputs-digest = "e6aef6c9173fa0d080b8bc11f91175f7ec7ec623e016e9581947dce7ec50a1e7"
solver-name = "gps-cdcl"
solver-version = 1

4
service_beerpay.go
View file

@ -8,7 +8,6 @@ import (
"time"
"golang.org/x/net/context"
"golang.org/x/net/context/ctxhttp"
)
func init() {
@ -41,7 +40,8 @@ func (s beerpayServiceHandler) Handle(ctx context.Context, params []string) (tit
var resp *http.Response
apiURL := fmt.Sprintf("https://beerpay.io/api/v1/%s/projects/%s", params[0], params[1])
resp, err = ctxhttp.Get(ctx, http.DefaultClient, apiURL)
req, _ := http.NewRequest("GET", apiURL, nil)
resp, err = http.DefaultClient.Do(req.WithContext(ctx))
if err != nil {
return
}

3
service_github.go
View file

@ -12,7 +12,6 @@ import (
"github.com/prometheus/client_golang/prometheus"
"golang.org/x/net/context"
"golang.org/x/net/context/ctxhttp"
)
var (
@ -312,7 +311,7 @@ func (g githubServiceHandler) fetchAPI(ctx context.Context, path string, headers
req.SetBasicAuth(configStore.Str("github.username"), configStore.Str("github.personal_token"))
}
resp, err := ctxhttp.Do(ctx, http.DefaultClient, req)
resp, err := http.DefaultClient.Do(req.WithContext(ctx))
if err != nil {
return err
}

4
service_travis.go
View file

@ -8,7 +8,6 @@ import (
"time"
"golang.org/x/net/context"
"golang.org/x/net/context/ctxhttp"
)
func init() {
@ -42,7 +41,8 @@ func (t travisServiceHandler) Handle(ctx context.Context, params []string) (titl
if err != nil {
var resp *http.Response
resp, err = ctxhttp.Get(ctx, http.DefaultClient, "https://api.travis-ci.org/"+path)
req, _ := http.NewRequest("GET", "https://api.travis-ci.org/"+path, nil)
resp, err = http.DefaultClient.Do(req.WithContext(ctx))
if err != nil {
return
}

21
vendor/github.com/Luzifer/go_helpers/str/slice.go generated vendored Normal file
View file

@ -0,0 +1,21 @@
package str
// AppendIfMissing adds a string to a slice when it's not present yet
func AppendIfMissing(slice []string, s string) []string {
for _, e := range slice {
if e == s {
return slice
}
}
return append(slice, s)
}
// StringInSlice checks for the existence of a string in the slice
func StringInSlice(a string, list []string) bool {
for _, b := range list {
if b == a {
return true
}
}
return false
}

74
vendor/golang.org/x/net/context/ctxhttp/ctxhttp.go generated vendored
View file

@ -1,74 +0,0 @@
// Copyright 2016 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
// +build go1.7
// Package ctxhttp provides helper functions for performing context-aware HTTP requests.
package ctxhttp // import "golang.org/x/net/context/ctxhttp"
import (
"io"
"net/http"
"net/url"
"strings"
"golang.org/x/net/context"
)
// Do sends an HTTP request with the provided http.Client and returns
// an HTTP response.
//
// If the client is nil, http.DefaultClient is used.
//
// The provided ctx must be non-nil. If it is canceled or times out,
// ctx.Err() will be returned.
func Do(ctx context.Context, client *http.Client, req *http.Request) (*http.Response, error) {
if client == nil {
client = http.DefaultClient
}
resp, err := client.Do(req.WithContext(ctx))
// If we got an error, and the context has been canceled,
// the context's error is probably more useful.
if err != nil {
select {
case <-ctx.Done():
err = ctx.Err()
default:
}
}
return resp, err
}
// Get issues a GET request via the Do function.
func Get(ctx context.Context, client *http.Client, url string) (*http.Response, error) {
req, err := http.NewRequest("GET", url, nil)
if err != nil {
return nil, err
}
return Do(ctx, client, req)
}
// Head issues a HEAD request via the Do function.
func Head(ctx context.Context, client *http.Client, url string) (*http.Response, error) {
req, err := http.NewRequest("HEAD", url, nil)
if err != nil {
return nil, err
}
return Do(ctx, client, req)
}
// Post issues a POST request via the Do function.
func Post(ctx context.Context, client *http.Client, url string, bodyType string, body io.Reader) (*http.Response, error) {
req, err := http.NewRequest("POST", url, body)
if err != nil {
return nil, err
}
req.Header.Set("Content-Type", bodyType)
return Do(ctx, client, req)
}
// PostForm issues a POST request via the Do function.
func PostForm(ctx context.Context, client *http.Client, url string, data url.Values) (*http.Response, error) {
return Post(ctx, client, url, "application/x-www-form-urlencoded", strings.NewReader(data.Encode()))
}

147
vendor/golang.org/x/net/context/ctxhttp/ctxhttp_pre17.go generated vendored
View file

@ -1,147 +0,0 @@
// Copyright 2015 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
// +build !go1.7
package ctxhttp // import "golang.org/x/net/context/ctxhttp"
import (
"io"
"net/http"
"net/url"
"strings"
"golang.org/x/net/context"
)
func nop() {}
var (
testHookContextDoneBeforeHeaders = nop
testHookDoReturned = nop
testHookDidBodyClose = nop
)
// Do sends an HTTP request with the provided http.Client and returns an HTTP response.
// If the client is nil, http.DefaultClient is used.
// If the context is canceled or times out, ctx.Err() will be returned.
func Do(ctx context.Context, client *http.Client, req *http.Request) (*http.Response, error) {
if client == nil {
client = http.DefaultClient
}
// TODO(djd): Respect any existing value of req.Cancel.
cancel := make(chan struct{})
req.Cancel = cancel
type responseAndError struct {
resp *http.Response
err error
}
result := make(chan responseAndError, 1)
// Make local copies of test hooks closed over by goroutines below.
// Prevents data races in tests.
testHookDoReturned := testHookDoReturned
testHookDidBodyClose := testHookDidBodyClose
go func() {
resp, err := client.Do(req)
testHookDoReturned()
result <- responseAndError{resp, err}
}()
var resp *http.Response
select {
case <-ctx.Done():
testHookContextDoneBeforeHeaders()
close(cancel)
// Clean up after the goroutine calling client.Do:
go func() {
if r := <-result; r.resp != nil {
testHookDidBodyClose()
r.resp.Body.Close()
}
}()
return nil, ctx.Err()
case r := <-result:
var err error
resp, err = r.resp, r.err
if err != nil {
return resp, err
}
}
c := make(chan struct{})
go func() {
select {
case <-ctx.Done():
close(cancel)
case <-c:
// The response's Body is closed.
}
}()
resp.Body = &notifyingReader{resp.Body, c}
return resp, nil
}
// Get issues a GET request via the Do function.
func Get(ctx context.Context, client *http.Client, url string) (*http.Response, error) {
req, err := http.NewRequest("GET", url, nil)
if err != nil {
return nil, err
}
return Do(ctx, client, req)
}
// Head issues a HEAD request via the Do function.
func Head(ctx context.Context, client *http.Client, url string) (*http.Response, error) {
req, err := http.NewRequest("HEAD", url, nil)
if err != nil {
return nil, err
}
return Do(ctx, client, req)
}
// Post issues a POST request via the Do function.
func Post(ctx context.Context, client *http.Client, url string, bodyType string, body io.Reader) (*http.Response, error) {
req, err := http.NewRequest("POST", url, body)
if err != nil {
return nil, err
}
req.Header.Set("Content-Type", bodyType)
return Do(ctx, client, req)
}
// PostForm issues a POST request via the Do function.
func PostForm(ctx context.Context, client *http.Client, url string, data url.Values) (*http.Response, error) {
return Post(ctx, client, url, "application/x-www-form-urlencoded", strings.NewReader(data.Encode()))
}
// notifyingReader is an io.ReadCloser that closes the notify channel after
// Close is called or a Read fails on the underlying ReadCloser.
type notifyingReader struct {
io.ReadCloser
notify chan<- struct{}
}
func (r *notifyingReader) Read(p []byte) (int, error) {
n, err := r.ReadCloser.Read(p)
if err != nil && r.notify != nil {
close(r.notify)
r.notify = nil
}
return n, err
}
func (r *notifyingReader) Close() error {
err := r.ReadCloser.Close()
if r.notify != nil {
close(r.notify)
r.notify = nil
}
return err
}