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-rw-r--r--connect.c32
-rwxr-xr-xt/t5310-pack-bitmaps.sh4
-rwxr-xr-xt/t5512-ls-remote.sh40
-rw-r--r--t/test-lib.sh4
4 files changed, 70 insertions, 10 deletions
diff --git a/connect.c b/connect.c
index 722dc3fc54..7224b5ecc7 100644
--- a/connect.c
+++ b/connect.c
@@ -43,9 +43,9 @@ int check_ref_type(const struct ref *ref, int flags)
return check_ref(ref->name, flags);
}
-static void die_initial_contact(int got_at_least_one_head)
+static void die_initial_contact(int unexpected)
{
- if (got_at_least_one_head)
+ if (unexpected)
die("The remote end hung up upon initial contact");
else
die("Could not read from remote repository.\n\n"
@@ -115,10 +115,18 @@ struct ref **get_remote_heads(int in, char *src_buf, size_t src_len,
struct sha1_array *shallow_points)
{
struct ref **orig_list = list;
- int got_at_least_one_head = 0;
+
+ /*
+ * A hang-up after seeing some response from the other end
+ * means that it is unexpected, as we know the other end is
+ * willing to talk to us. A hang-up before seeing any
+ * response does not necessarily mean an ACL problem, though.
+ */
+ int saw_response;
+ int got_dummy_ref_with_capabilities_declaration = 0;
*list = NULL;
- for (;;) {
+ for (saw_response = 0; ; saw_response = 1) {
struct ref *ref;
struct object_id old_oid;
char *name;
@@ -131,7 +139,7 @@ struct ref **get_remote_heads(int in, char *src_buf, size_t src_len,
PACKET_READ_GENTLE_ON_EOF |
PACKET_READ_CHOMP_NEWLINE);
if (len < 0)
- die_initial_contact(got_at_least_one_head);
+ die_initial_contact(saw_response);
if (!len)
break;
@@ -165,13 +173,25 @@ struct ref **get_remote_heads(int in, char *src_buf, size_t src_len,
continue;
}
+ if (!strcmp(name, "capabilities^{}")) {
+ if (saw_response)
+ die("protocol error: unexpected capabilities^{}");
+ if (got_dummy_ref_with_capabilities_declaration)
+ die("protocol error: multiple capabilities^{}");
+ got_dummy_ref_with_capabilities_declaration = 1;
+ continue;
+ }
+
if (!check_ref(name, flags))
continue;
+
+ if (got_dummy_ref_with_capabilities_declaration)
+ die("protocol error: unexpected ref after capabilities^{}");
+
ref = alloc_ref(buffer + GIT_SHA1_HEXSZ + 1);
oidcpy(&ref->old_oid, &old_oid);
*list = ref;
list = &ref->next;
- got_at_least_one_head = 1;
}
annotate_refs_with_symref_info(*orig_list);
diff --git a/t/t5310-pack-bitmaps.sh b/t/t5310-pack-bitmaps.sh
index 3893afd687..1e376ea39e 100755
--- a/t/t5310-pack-bitmaps.sh
+++ b/t/t5310-pack-bitmaps.sh
@@ -158,10 +158,6 @@ test_expect_success 'pack with missing parent' '
git pack-objects --stdout --revs <revs >/dev/null
'
-test_lazy_prereq JGIT '
- type jgit
-'
-
test_expect_success JGIT 'we can read jgit bitmaps' '
git clone . compat-jgit &&
(
diff --git a/t/t5512-ls-remote.sh b/t/t5512-ls-remote.sh
index 819b9ddd0f..befdfeefc6 100755
--- a/t/t5512-ls-remote.sh
+++ b/t/t5512-ls-remote.sh
@@ -207,5 +207,45 @@ test_expect_success 'ls-remote --symref omits filtered-out matches' '
test_cmp expect actual
'
+test_lazy_prereq GIT_DAEMON '
+ test_tristate GIT_TEST_GIT_DAEMON &&
+ test "$GIT_TEST_GIT_DAEMON" != false
+'
+
+# This test spawns a daemon, so run it only if the user would be OK with
+# testing with git-daemon.
+test_expect_success PIPE,JGIT,GIT_DAEMON 'indicate no refs in standards-compliant empty remote' '
+ JGIT_DAEMON_PORT=${JGIT_DAEMON_PORT-${this_test#t}} &&
+ JGIT_DAEMON_PID= &&
+ git init --bare empty.git &&
+ >empty.git/git-daemon-export-ok &&
+ mkfifo jgit_daemon_output &&
+ {
+ jgit daemon --port="$JGIT_DAEMON_PORT" . >jgit_daemon_output &
+ JGIT_DAEMON_PID=$!
+ } &&
+ test_when_finished kill "$JGIT_DAEMON_PID" &&
+ {
+ read line &&
+ case $line in
+ Exporting*)
+ ;;
+ *)
+ echo "Expected: Exporting" &&
+ false;;
+ esac &&
+ read line &&
+ case $line in
+ "Listening on"*)
+ ;;
+ *)
+ echo "Expected: Listening on" &&
+ false;;
+ esac
+ } <jgit_daemon_output &&
+ # --exit-code asks the command to exit with 2 when no
+ # matching refs are found.
+ test_expect_code 2 git ls-remote --exit-code git://localhost:$JGIT_DAEMON_PORT/empty.git
+'
test_done
diff --git a/t/test-lib.sh b/t/test-lib.sh
index ac56512a1c..11562bde10 100644
--- a/t/test-lib.sh
+++ b/t/test-lib.sh
@@ -1073,6 +1073,10 @@ test_lazy_prereq NOT_ROOT '
test "$uid" != 0
'
+test_lazy_prereq JGIT '
+ type jgit
+'
+
# SANITY is about "can you correctly predict what the filesystem would
# do by only looking at the permission bits of the files and
# directories?" A typical example of !SANITY is running the test