AdGuardHome/internal/aghhttp/aghhttp.go

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// Package aghhttp provides some common methods to work with HTTP.
package aghhttp
import (
"fmt"
"io"
"net/http"
"github.com/AdguardTeam/AdGuardHome/internal/version"
"github.com/AdguardTeam/golibs/httphdr"
"github.com/AdguardTeam/golibs/log"
)
Pull request: 4871 imp filtering Merge in DNS/adguard-home from 4871-imp-filtering to master Closes #4871. Squashed commit of the following: commit 618e7c558447703c114332708c94ef1b34362cf9 Merge: 41ff8ab7 11e4f091 Author: Eugene Burkov <E.Burkov@AdGuard.COM> Date: Thu Sep 22 19:27:08 2022 +0300 Merge branch 'master' into 4871-imp-filtering commit 41ff8ab755a87170e7334dedcae00f01dcca238a Author: Eugene Burkov <E.Burkov@AdGuard.COM> Date: Thu Sep 22 19:26:11 2022 +0300 filtering: imp code, log commit e4ae1d1788406ffd7ef0fcc6df896a22b0c2db37 Author: Eugene Burkov <E.Burkov@AdGuard.COM> Date: Thu Sep 22 14:11:07 2022 +0300 filtering: move handlers into single func commit f7a340b4c10980f512ae935a156f02b0133a1627 Author: Eugene Burkov <E.Burkov@AdGuard.COM> Date: Wed Sep 21 19:21:09 2022 +0300 all: imp code commit e064bf4d3de0283e4bda2aaf5b9822bb8a08f4a6 Author: Eugene Burkov <E.Burkov@AdGuard.COM> Date: Tue Sep 20 20:12:16 2022 +0300 all: imp name commit e7eda3905762f0821e1be1ac3cf77e0ecbedeff4 Author: Eugene Burkov <E.Burkov@AdGuard.COM> Date: Tue Sep 20 17:51:23 2022 +0300 all: finally get rid of filtering commit 188550d873e625cc2951583bb3a2eaad036745f5 Author: Eugene Burkov <E.Burkov@AdGuard.COM> Date: Tue Sep 20 17:36:03 2022 +0300 filtering: merge refresh commit e54ed9c7952b17e66b790c835269b28fbc26f9ca Author: Eugene Burkov <E.Burkov@AdGuard.COM> Date: Tue Sep 20 17:16:23 2022 +0300 filtering: merge filters commit 32da31b754a319487d5f9d5e81e607d349b90180 Author: Eugene Burkov <E.Burkov@AdGuard.COM> Date: Tue Sep 20 14:48:13 2022 +0300 filtering: imp docs commit 43b0cafa7a27bb9b620c2ba50ccdddcf32cfcecc Author: Eugene Burkov <E.Burkov@AdGuard.COM> Date: Tue Sep 20 14:38:04 2022 +0300 all: imp code commit 253a2ea6c92815d364546e34d631e406dd604644 Author: Eugene Burkov <E.Burkov@AdGuard.COM> Date: Mon Sep 19 20:43:15 2022 +0300 filtering: rm important flag commit 1b87f08f946389d410f13412c7e486290d5e752d Author: Eugene Burkov <E.Burkov@AdGuard.COM> Date: Mon Sep 19 17:05:40 2022 +0300 all: move filtering to the package commit daa13499f1dd4fe475c4b75769e34f1eb0915bdf Author: Eugene Burkov <E.Burkov@AdGuard.COM> Date: Mon Sep 19 15:13:55 2022 +0300 all: finish merging commit d6db75eb2e1f23528e9200ea51507eb793eefa3c Author: Eugene Burkov <E.Burkov@AdGuard.COM> Date: Fri Sep 16 18:18:14 2022 +0300 all: continue merging commit 45b4c484deb7198a469aa18d719bb9dbe81e5d22 Author: Eugene Burkov <E.Burkov@AdGuard.COM> Date: Wed Sep 14 15:44:22 2022 +0300 all: merge filtering types
2022-09-23 11:23:35 +01:00
// HTTP scheme constants.
const (
SchemeHTTP = "http"
SchemeHTTPS = "https"
)
Pull request: 4358 fix stats Merge in DNS/adguard-home from 4358-fix-stats to master Updates #4358. Updates #4342. Squashed commit of the following: commit 5683cb304688ea639e5ba7f219a7bf12370211a4 Author: Eugene Burkov <E.Burkov@AdGuard.COM> Date: Thu Aug 4 18:20:54 2022 +0300 stats: rm races test commit 63dd67650ed64eaf9685b955a4fdf3c0067a7f8c Author: Eugene Burkov <E.Burkov@AdGuard.COM> Date: Thu Aug 4 17:13:36 2022 +0300 stats: try to imp test commit 59a0f249fc00566872db62e362c87bc0c201b333 Author: Eugene Burkov <E.Burkov@AdGuard.COM> Date: Thu Aug 4 16:38:57 2022 +0300 stats: fix nil ptr deref commit 7fc3ff18a34a1d0e0fec3ca83a33f499ac752572 Author: Eugene Burkov <E.Burkov@AdGuard.COM> Date: Thu Apr 7 16:02:51 2022 +0300 stats: fix races finally, imp tests commit c63f5f4e7929819fe79b3a1e392f6b91cd630846 Author: Eugene Burkov <E.Burkov@AdGuard.COM> Date: Thu Aug 4 00:56:49 2022 +0300 aghhttp: add register func commit 61adc7f0e95279c1b7f4a0c0af5ab387ee461411 Merge: edbdb2d4 9b3adac1 Author: Eugene Burkov <E.Burkov@AdGuard.COM> Date: Thu Aug 4 00:36:01 2022 +0300 Merge branch 'master' into 4358-fix-stats commit edbdb2d4c6a06dcbf8107a28c4c3a61ba394e907 Merge: a91e4d7a a481ff4c Author: Eugene Burkov <E.Burkov@AdGuard.COM> Date: Wed Aug 3 21:00:42 2022 +0300 Merge branch 'master' into 4358-fix-stats commit a91e4d7af13591eeef45cb7980d1ebc1650a5cb7 Author: Eugene Burkov <E.Burkov@AdGuard.COM> Date: Wed Aug 3 18:46:19 2022 +0300 stats: imp code, docs commit c5f3814c5c1a734ca8ff6726cc9ffc1177a055cf Author: Eugene Burkov <E.Burkov@AdGuard.COM> Date: Wed Aug 3 18:16:13 2022 +0300 all: log changes commit 5e6caafc771dddc4c6be07c34658de359106fbe5 Merge: 091ba756 eb8e8166 Author: Eugene Burkov <E.Burkov@AdGuard.COM> Date: Wed Aug 3 18:09:10 2022 +0300 Merge branch 'master' into 4358-fix-stats commit 091ba75618d3689b9c04f05431283417c8cc52f9 Author: Eugene Burkov <E.Burkov@AdGuard.COM> Date: Wed Aug 3 18:07:39 2022 +0300 stats: imp docs, code commit f2b2de77ce5f0448d6df9232a614a3710f1e2e8a Author: Eugene Burkov <E.Burkov@AdGuard.COM> Date: Tue Aug 2 17:09:30 2022 +0300 all: refactor stats & add mutexes commit b3f11c455ceaa3738ec20eefc46f866ff36ed046 Author: Eugene Burkov <E.Burkov@AdGuard.COM> Date: Wed Apr 27 15:30:09 2022 +0300 WIP
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// RegisterFunc is the function that sets the handler to handle the URL for the
// method.
//
// TODO(e.burkov, a.garipov): Get rid of it.
type RegisterFunc func(method, url string, handler http.HandlerFunc)
// OK responds with word OK.
func OK(w http.ResponseWriter) {
if _, err := io.WriteString(w, "OK\n"); err != nil {
log.Error("couldn't write body: %s", err)
}
}
// Error writes formatted message to w and also logs it.
func Error(r *http.Request, w http.ResponseWriter, code int, format string, args ...any) {
text := fmt.Sprintf(format, args...)
log.Error("%s %s %s: %s", r.Method, r.Host, r.URL, text)
http.Error(w, text, code)
}
// UserAgent returns the ID of the service as a User-Agent string. It can also
// be used as the value of the Server HTTP header.
func UserAgent() (ua string) {
return fmt.Sprintf("AdGuardHome/%s", version.Version())
}
// textPlainDeprMsg is the message returned to API users when they try to use
// an API that used to accept "text/plain" but doesn't anymore.
const textPlainDeprMsg = `using this api with the text/plain content-type is deprecated; ` +
`use application/json`
// WriteTextPlainDeprecated responds to the request with a message about
// deprecation and removal of a plain-text API if the request is made with the
// "text/plain" content-type.
func WriteTextPlainDeprecated(w http.ResponseWriter, r *http.Request) (isPlainText bool) {
if r.Header.Get(httphdr.ContentType) != HdrValTextPlain {
return false
}
Error(r, w, http.StatusUnsupportedMediaType, textPlainDeprMsg)
return true
}