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fetch-pack: advertise session ID in capabilities

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When the server sent a session-id capability and transfer.advertiseSID
is true, advertise fetch-pack's own session ID back to the server.

Signed-off-by: Josh Steadmon <steadmon@google.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Josh Steadmon 2020-11-11 15:29:31 -08:00 committed by Junio C Hamano
parent 23bf486aca
commit 1e905bbc00
1 changed files with 9 additions and 0 deletions
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9
fetch-pack.c
View file

@ -35,6 +35,7 @@ static int fetch_fsck_objects = -1;
static int transfer_fsck_objects = -1;
static int agent_supported;
static int server_supports_filtering;
static int advertise_sid;
static struct shallow_lock shallow_lock;
static const char *alternate_shallow_file;
static struct strbuf fsck_msg_types = STRBUF_INIT;
@ -326,6 +327,8 @@ static int find_common(struct fetch_negotiator *negotiator,
if (deepen_not_ok) strbuf_addstr(&c, " deepen-not");
if (agent_supported) strbuf_addf(&c, " agent=%s",
git_user_agent_sanitized());
if (advertise_sid)
strbuf_addf(&c, " session-id=%s", trace2_session_id());
if (args->filter_options.choice)
strbuf_addstr(&c, " filter");
packet_buf_write(&req_buf, "want %s%s\n", remote_hex, c.buf);
@ -979,6 +982,9 @@ static struct ref *do_fetch_pack(struct fetch_pack_args *args,
agent_len, agent_feature);
}
if (!server_supports("session-id"))
advertise_sid = 0;
if (server_supports("shallow"))
print_verbose(args, _("Server supports %s"), "shallow");
else if (args->depth > 0 || is_repository_shallow(r))
@ -1191,6 +1197,8 @@ static int send_fetch_request(struct fetch_negotiator *negotiator, int fd_out,
packet_buf_write(&req_buf, "command=fetch");
if (server_supports_v2("agent", 0))
packet_buf_write(&req_buf, "agent=%s", git_user_agent_sanitized());
if (advertise_sid && server_supports_v2("session-id", 0))
packet_buf_write(&req_buf, "session-id=%s", trace2_session_id());
if (args->server_options && args->server_options->nr &&
server_supports_v2("server-option", 1)) {
int i;
@ -1711,6 +1719,7 @@ static void fetch_pack_config(void)
git_config_get_bool("repack.usedeltabaseoffset", &prefer_ofs_delta);
git_config_get_bool("fetch.fsckobjects", &fetch_fsck_objects);
git_config_get_bool("transfer.fsckobjects", &transfer_fsck_objects);
git_config_get_bool("transfer.advertisesid", &advertise_sid);
if (!uri_protocols.nr) {
char *str;