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[RFC 5/7] http: send Git-Protocol-Version header

From
BWBrandon Williams <bmwill@google.com>
Date
Aug 24, 2017, 22:53 UTC
Message-ID
<20170824225328.8174-6-bmwill@google.com>
In-Reply-To
<20170824225328.8174-1-bmwill@google.com>

Tell a serve that protocol v2 can be used by sending an http header indicating this.

Signed-off-by: Brandon Williams <bmwill@google.com>
---
 http.c                      | 7 +++++++
 t/t5551-http-fetch-smart.sh | 2 ++
 2 files changed, 9 insertions(+)
diff --git a/http.c b/http.c
index fa8666a21..504a14a5a 100644
--- a/http.c
+++ b/http.c
@@ -896,6 +896,11 @@ static void set_from_env(const char **var, const char *envname)
 		*var = val;
 }
 
+static const char *get_version(void)
+{
+	return "Git-Protocol-Version: 2";
+}
+
 void http_init(struct remote *remote, const char *url, int proactive_auth)
 {
 	char *low_speed_limit;
@@ -926,6 +931,8 @@ void http_init(struct remote *remote, const char *url, int proactive_auth)
 	if (remote)
 		var_override(&http_proxy_authmethod, remote->http_proxy_authmethod);
 
+	extra_http_headers = curl_slist_append(extra_http_headers, get_version());
+
 	pragma_header = curl_slist_append(http_copy_default_headers(),
 		"Pragma: no-cache");
 	no_pragma_header = curl_slist_append(http_copy_default_headers(),
diff --git a/t/t5551-http-fetch-smart.sh b/t/t5551-http-fetch-smart.sh
index a51b7e20d..ce13f2425 100755
--- a/t/t5551-http-fetch-smart.sh
+++ b/t/t5551-http-fetch-smart.sh
@@ -27,6 +27,7 @@ cat >exp <<EOF
 > GET /smart/repo.git/info/refs?service=git-upload-pack HTTP/1.1
 > Accept: */*
 > Accept-Encoding: gzip
+> Git-Protocol-Version: 2
 > Pragma: no-cache
 < HTTP/1.1 200 OK
 < Pragma: no-cache
@@ -34,6 +35,7 @@ cat >exp <<EOF
 < Content-Type: application/x-git-upload-pack-advertisement
 > POST /smart/repo.git/git-upload-pack HTTP/1.1
 > Accept-Encoding: gzip
+> Git-Protocol-Version: 2
 > Content-Type: application/x-git-upload-pack-request
 > Accept: application/x-git-upload-pack-result
 > Content-Length: xxx
-- 
2.14.1.342.g6490525c54-goog
Previous: Brandon WilliamsNext: Kevin Daudt
Message 8 of 31 in “[RFC 0/7] transitioning to protocol v2”
  1. Brandon WilliamsAug 24, 2017
  2. 1/7 pkt-line: add packet_write functionBrandon Williams, Aug 24, 2017
  3. 2/7 pkt-line: add strbuf_packet_readBrandon Williams, Aug 24, 2017
  4. 3/7 protocol: tell server that the client understands v2Brandon Williams, Aug 24, 2017
  5. Junio C HamanoAug 25, 2017
  6. Brandon WilliamsAug 25, 2017
  7. Brandon WilliamsAug 25, 2017
  8. 5/7 http: send Git-Protocol-Version headerBrandon Williams, Aug 24, 2017
  9. Kevin DaudtAug 30, 2017
  10. 6/7 transport: teach client to recognize v2 server responseBrandon Williams, Aug 24, 2017
  11. 7/7 upload-pack: ack version 2Brandon Williams, Aug 24, 2017
  12. Bryan TurnerSep 1, 2017
  13. Brandon WilliamsSep 1, 2017
  14. 4/7 t: fix ssh tests to cope with using '-o SendEnv=GIT_PROTOCOL'Brandon Williams, Aug 24, 2017
  15. Junio C HamanoAug 25, 2017
  16. Stefan BellerAug 25, 2017
  17. Junio C HamanoAug 25, 2017
  18. Jeff KingAug 25, 2017
  19. Jeff KingAug 25, 2017
  20. Jonathan NiederAug 25, 2017
  21. Jeff KingAug 25, 2017
  22. Brandon WilliamsAug 25, 2017
  23. Jeff HostetlerAug 29, 2017
  24. Brandon WilliamsAug 29, 2017
  25. Jeff KingAug 30, 2017
  26. Jeff HostetlerAug 30, 2017
  27. Brandon WilliamsAug 30, 2017
  28. Junio C HamanoAug 25, 2017
  29. Bryan TurnerAug 30, 2017
  30. Brandon WilliamsAug 30, 2017
  31. Bryan TurnerSep 1, 2017

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