diff options
| -rw-r--r-- | fetch-pack.c | 13 | ||||
| -rwxr-xr-x | t/t5500-fetch-pack.sh | 18 |
2 files changed, 27 insertions, 4 deletions
diff --git a/fetch-pack.c b/fetch-pack.c index 66cd258c38..3891f8bb86 100644 --- a/fetch-pack.c +++ b/fetch-pack.c @@ -1143,6 +1143,7 @@ static void add_common(struct strbuf *req_buf, struct oidset *common) } static int add_haves(struct fetch_negotiator *negotiator, + int seen_ack, struct strbuf *req_buf, int *haves_to_send, int *in_vain) { @@ -1157,7 +1158,7 @@ static int add_haves(struct fetch_negotiator *negotiator, } *in_vain += haves_added; - if (!haves_added || *in_vain >= MAX_IN_VAIN) { + if (!haves_added || (seen_ack && *in_vain >= MAX_IN_VAIN)) { /* Send Done */ packet_buf_write(req_buf, "done\n"); ret = 1; @@ -1173,7 +1174,7 @@ static int send_fetch_request(struct fetch_negotiator *negotiator, int fd_out, struct fetch_pack_args *args, const struct ref *wants, struct oidset *common, int *haves_to_send, int *in_vain, - int sideband_all) + int sideband_all, int seen_ack) { int ret = 0; struct strbuf req_buf = STRBUF_INIT; @@ -1230,7 +1231,8 @@ static int send_fetch_request(struct fetch_negotiator *negotiator, int fd_out, add_common(&req_buf, common); /* Add initial haves */ - ret = add_haves(negotiator, &req_buf, haves_to_send, in_vain); + ret = add_haves(negotiator, seen_ack, &req_buf, + haves_to_send, in_vain); } /* Send request */ @@ -1464,6 +1466,7 @@ static struct ref *do_fetch_pack_v2(struct fetch_pack_args *args, int haves_to_send = INITIAL_FLUSH; struct fetch_negotiator negotiator_alloc; struct fetch_negotiator *negotiator; + int seen_ack = 0; if (args->no_dependents) { negotiator = NULL; @@ -1520,7 +1523,8 @@ static struct ref *do_fetch_pack_v2(struct fetch_pack_args *args, if (send_fetch_request(negotiator, fd[1], args, ref, &common, &haves_to_send, &in_vain, - reader.use_sideband)) + reader.use_sideband, + seen_ack)) state = FETCH_GET_PACK; else state = FETCH_PROCESS_ACKS; @@ -1533,6 +1537,7 @@ static struct ref *do_fetch_pack_v2(struct fetch_pack_args *args, break; case COMMON_FOUND: in_vain = 0; + seen_ack = 1; /* fallthrough */ case NO_COMMON_FOUND: state = FETCH_SEND_REQUEST; diff --git a/t/t5500-fetch-pack.sh b/t/t5500-fetch-pack.sh index 6b97923964..95ed08db1b 100755 --- a/t/t5500-fetch-pack.sh +++ b/t/t5500-fetch-pack.sh @@ -385,6 +385,24 @@ test_expect_success 'clone shallow with packed refs' ' test_cmp count8.expected count8.actual ' +test_expect_success 'in_vain not triggered before first ACK' ' + rm -rf myserver myclient trace && + git init myserver && + test_commit -C myserver foo && + git clone "file://$(pwd)/myserver" myclient && + + # MAX_IN_VAIN is 256. Because of batching, the client will send 496 + # (16+32+64+128+256) commits, not 256, before giving up. So create 496 + # irrelevant commits. + test_commit_bulk -C myclient 496 && + + # The new commit that the client wants to fetch. + test_commit -C myserver bar && + + GIT_TRACE_PACKET="$(pwd)/trace" git -C myclient fetch --progress origin && + test_i18ngrep "Total 3 " trace +' + test_expect_success 'fetch in shallow repo unreachable shallow objects' ' ( git clone --bare --branch B --single-branch "file://$(pwd)/." no-reflog && |