mirror of
				https://github.com/superseriousbusiness/gotosocial.git
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	* cache transports in controller by privkey-generated pubkey, add retry logic to transport requests
Signed-off-by: kim <grufwub@gmail.com>
* update code comments, defer mutex unlocks
Signed-off-by: kim <grufwub@gmail.com>
* add count to 'performing request' log message
Signed-off-by: kim <grufwub@gmail.com>
* reduce repeated conversions of same url.URL object
Signed-off-by: kim <grufwub@gmail.com>
* move worker.Worker to concurrency subpackage, add WorkQueue type, limit transport http client use by WorkQueue
Signed-off-by: kim <grufwub@gmail.com>
* fix security advisories regarding max outgoing conns, max rsp body size
- implemented by a new httpclient.Client{} that wraps an underlying
  client with a queue to limit connections, and limit reader wrapping
  a response body with a configured maximum size
- update pub.HttpClient args passed around to be this new httpclient.Client{}
Signed-off-by: kim <grufwub@gmail.com>
* add httpclient tests, move ip validation to separate package + change mechanism
Signed-off-by: kim <grufwub@gmail.com>
* fix merge conflicts
Signed-off-by: kim <grufwub@gmail.com>
* use singular mutex in transport rather than separate signer mus
Signed-off-by: kim <grufwub@gmail.com>
* improved useragent string
Signed-off-by: kim <grufwub@gmail.com>
* add note regarding missing test
Signed-off-by: kim <grufwub@gmail.com>
* remove useragent field from transport (instead store in controller)
Signed-off-by: kim <grufwub@gmail.com>
* shutup linter
Signed-off-by: kim <grufwub@gmail.com>
* reset other signing headers on each loop iteration
Signed-off-by: kim <grufwub@gmail.com>
* respect request ctx during retry-backoff sleep period
Signed-off-by: kim <grufwub@gmail.com>
* use external pkg with docs explaining performance "hack"
Signed-off-by: kim <grufwub@gmail.com>
* use http package constants instead of string method literals
Signed-off-by: kim <grufwub@gmail.com>
* add license file headers
Signed-off-by: kim <grufwub@gmail.com>
* update code comment to match new func names
Signed-off-by: kim <grufwub@gmail.com>
* updates to user-agent string
Signed-off-by: kim <grufwub@gmail.com>
* update signed testrig models to fit with new transport logic (instead uses separate signer now)
Signed-off-by: kim <grufwub@gmail.com>
* fuck you linter
Signed-off-by: kim <grufwub@gmail.com>
		
	
			
		
			
				
	
	
		
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			74 lines
		
	
	
	
		
			2.3 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
| /*
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|    GoToSocial
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|    Copyright (C) 2021-2022 GoToSocial Authors admin@gotosocial.org
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| 
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|    This program is free software: you can redistribute it and/or modify
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|    it under the terms of the GNU Affero General Public License as published by
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|    the Free Software Foundation, either version 3 of the License, or
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|    (at your option) any later version.
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| 
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|    This program is distributed in the hope that it will be useful,
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|    but WITHOUT ANY WARRANTY; without even the implied warranty of
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|    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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|    GNU Affero General Public License for more details.
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| 
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|    You should have received a copy of the GNU Affero General Public License
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|    along with this program.  If not, see <http://www.gnu.org/licenses/>.
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| */
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| 
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| package transport
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| 
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| import (
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| 	"context"
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| 	"fmt"
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| 	"io/ioutil"
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| 	"net/http"
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| 	"net/url"
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| 
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| 	"github.com/spf13/viper"
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| 	"github.com/superseriousbusiness/gotosocial/internal/config"
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| 	"github.com/superseriousbusiness/gotosocial/internal/uris"
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| )
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| 
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| func (t *transport) Dereference(ctx context.Context, iri *url.URL) ([]byte, error) {
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| 	// if the request is to us, we can shortcut for certain URIs rather than going through
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| 	// the normal request flow, thereby saving time and energy
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| 	if iri.Host == viper.GetString(config.Keys.Host) {
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| 		if uris.IsFollowersPath(iri) {
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| 			// the request is for followers of one of our accounts, which we can shortcut
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| 			return t.controller.dereferenceLocalFollowers(ctx, iri)
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| 		}
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| 
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| 		if uris.IsUserPath(iri) {
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| 			// the request is for one of our accounts, which we can shortcut
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| 			return t.controller.dereferenceLocalUser(ctx, iri)
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| 		}
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| 	}
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| 
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| 	// Build IRI just once
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| 	iriStr := iri.String()
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| 
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| 	// Prepare new HTTP request to endpoint
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| 	req, err := http.NewRequestWithContext(ctx, "GET", iriStr, nil)
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| 	if err != nil {
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| 		return nil, err
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| 	}
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| 	req.Header.Add("Accept", "application/ld+json; profile=\"https://www.w3.org/ns/activitystreams\"")
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| 	req.Header.Add("Accept-Charset", "utf-8")
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| 	req.Header.Add("User-Agent", t.controller.userAgent)
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| 	req.Header.Set("Host", iri.Host)
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| 
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| 	// Perform the HTTP request
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| 	rsp, err := t.GET(req)
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| 	if err != nil {
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| 		return nil, err
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| 	}
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| 	defer rsp.Body.Close()
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| 
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| 	// Check for an expected status code
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| 	if rsp.StatusCode != http.StatusOK {
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| 		return nil, fmt.Errorf("GET request to %s failed (%d): %s", iriStr, rsp.StatusCode, rsp.Status)
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| 	}
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| 
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| 	return ioutil.ReadAll(rsp.Body)
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| }
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