We have been passing enough information to enable the
compare-and-swap logic down to the transport layer, but the
transport helper was not passing it to smart-http transport.
Signed-off-by: Junio C Hamano <gitster@xxxxxxxxx>
---
* I didn't bother with the dumb commit walker push for obvious
reasons, but if somebody is inclined to add one, it shouldn't be
too hard to add.
remote-curl.c | 16 +++++++++++++++-
t/lib-httpd.sh | 3 ++-
t/t5541-http-push.sh | 2 +-
transport-helper.c | 24 ++++++++++++++++++++++--
4 files changed, 40 insertions(+), 5 deletions(-)
diff --git a/remote-curl.c b/remote-curl.c
index 60eda63..53c8a3d 100644
--- a/remote-curl.c
+++ b/remote-curl.c
@@ -6,6 +6,7 @@
#include "exec_cmd.h"
#include "run-command.h"
#include "pkt-line.h"
+#include "string-list.h"
#include "sideband.h"
static struct remote *remote;
@@ -20,6 +21,7 @@ struct options {
thin : 1;
};
static struct options options;
+static struct string_list cas_options = STRING_LIST_INIT_DUP;
static int set_option(const char *name, const char *value)
{
@@ -66,6 +68,13 @@ static int set_option(const char *name, const char *value)
return -1;
return 0;
}
+ else if (!strcmp(name, "cas")) {
+ struct strbuf val = STRBUF_INIT;
+ strbuf_addf(&val, "--" CAS_OPT_NAME "=%s", value);
+ string_list_append(&cas_options, val.buf);
+ strbuf_release(&val);
+ return 0;
+ }
else {
return 1 /* unsupported */;
}
@@ -789,8 +798,9 @@ static int push_git(struct discovery *heads, int nr_spec, char **specs)
struct rpc_state rpc;
const char **argv;
int argc = 0, i, err;
+ struct string_list_item *cas_option;
- argv = xmalloc((10 + nr_spec) * sizeof(char*));
+ argv = xmalloc((10 + nr_spec + cas_options.nr) * sizeof(char *));
argv[argc++] = "send-pack";
argv[argc++] = "--stateless-rpc";
argv[argc++] = "--helper-status";
@@ -803,6 +813,10 @@ static int push_git(struct discovery *heads, int nr_spec, char **specs)
else if (options.verbosity > 1)
argv[argc++] = "--verbose";
argv[argc++] = options.progress ? "--progress" : "--no-progress";
+
+ for_each_string_list_item(cas_option, &cas_options)
+ argv[argc++] = cas_option->string;
+
argv[argc++] = url;
for (i = 0; i < nr_spec; i++)
argv[argc++] = specs[i];
diff --git a/t/lib-httpd.sh b/t/lib-httpd.sh
index e2eca1f..dab405d 100644
--- a/t/lib-httpd.sh
+++ b/t/lib-httpd.sh
@@ -141,10 +141,11 @@ stop_httpd() {
-f "$TEST_PATH/apache.conf" $HTTPD_PARA -k stop
}
-test_http_push_nonff() {
+test_http_push_nonff () {
REMOTE_REPO=$1
LOCAL_REPO=$2
BRANCH=$3
+ EXPECT_CAS_RESULT=${4-failure}
test_expect_success 'non-fast-forward push fails' '
cd "$REMOTE_REPO" &&
diff --git a/t/t5541-http-push.sh b/t/t5541-http-push.sh
index beb00be..470ac54 100755
--- a/t/t5541-http-push.sh
+++ b/t/t5541-http-push.sh
@@ -153,7 +153,7 @@ test_expect_success 'used receive-pack service' '
'
test_http_push_nonff "$HTTPD_DOCUMENT_ROOT_PATH"/test_repo.git \
- "$ROOT_PATH"/test_repo_clone master
+ "$ROOT_PATH"/test_repo_clone master success
test_expect_success 'push fails for non-fast-forward refs unmatched by remote helper' '
# create a dissimilarly-named remote ref so that git is unable to match the
diff --git a/transport-helper.c b/transport-helper.c
index 95d22f8..e3a60d7 100644
--- a/transport-helper.c
+++ b/transport-helper.c
@@ -742,13 +742,15 @@ static void push_update_refs_status(struct helper_data *data,
}
static int push_refs_with_push(struct transport *transport,
- struct ref *remote_refs, int flags)
+ struct ref *remote_refs, int flags)
{
int force_all = flags & TRANSPORT_PUSH_FORCE;
int mirror = flags & TRANSPORT_PUSH_MIRROR;
struct helper_data *data = transport->data;
struct strbuf buf = STRBUF_INIT;
struct ref *ref;
+ struct string_list cas_options = STRING_LIST_INIT_DUP;
+ struct string_list_item *cas_option;
get_helper(transport);
if (!data->push)
@@ -784,11 +786,29 @@ static int push_refs_with_push(struct transport *transport,
strbuf_addch(&buf, ':');
strbuf_addstr(&buf, ref->name);
strbuf_addch(&buf, '\n');
+
+ /*
+ * The "--force-with-lease" options without explicit
+ * values to expect have already been expanded into
+ * the ref->old_sha1_expect[] field; we can ignore
+ * transport->smart_options->cas altogether and instead
+ * can enumerate them from the refs.
+ */
+ if (ref->expect_old_sha1) {
+ struct strbuf cas = STRBUF_INIT;
+ strbuf_addf(&cas, "%s:%s",
+ ref->name, sha1_to_hex(ref->old_sha1_expect));
+ string_list_append(&cas_options, strbuf_detach(&cas, NULL));
+ }
}
- if (buf.len == 0)
+ if (buf.len == 0) {
+ string_list_clear(&cas_options, 0);
return 0;
+ }
standard_options(transport);
+ for_each_string_list_item(cas_option, &cas_options)
+ set_helper_option(transport, "cas", cas_option->string);
if (flags & TRANSPORT_PUSH_DRY_RUN) {
if (set_helper_option(transport, "dry-run", "true") != 0)
--
1.8.4-rc1-129-g1f3472b
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