details: https://hg.nginx.org/njs/rev/f632fe16ba05
branches:
changeset: 2303:f632fe16ba05
user: Dmitry Volyntsev <xei...@nginx.com>
date: Tue Mar 19 21:05:51 2024 -0700
description:
Modules: fixed clear() method of a shared dictionary without timeout.
Previously, the code did not unlock the rwlock when a dict was empty.
The issue was introduced in 4a15613f4e8b (0.8.3).
This closes issue #699 on Github.
diffstat:
nginx/ngx_js_shared_dict.c | 4 +++-
nginx/t/js_shared_dict.t | 1 +
2 files changed, 4 insertions(+), 1 deletions(-)
diffs (32 lines):
diff -r 85313a068147 -r f632fe16ba05 nginx/ngx_js_shared_dict.c
--- a/nginx/ngx_js_shared_dict.c Mon Mar 18 22:24:57 2024 -0700
+++ b/nginx/ngx_js_shared_dict.c Tue Mar 19 21:05:51 2024 -0700
@@ -479,7 +479,7 @@ njs_js_ext_shared_dict_clear(njs_vm_t *v
rbtree = &dict->sh->rbtree;
if (rbtree->root == rbtree->sentinel) {
- return NJS_OK;
+ goto done;
}
for (rn = ngx_rbtree_min(rbtree->root, rbtree->sentinel);
@@ -494,6 +494,8 @@ njs_js_ext_shared_dict_clear(njs_vm_t *v
}
}
+done:
+
ngx_rwlock_unlock(&dict->sh->rwlock);
njs_value_undefined_set(retval);
diff -r 85313a068147 -r f632fe16ba05 nginx/t/js_shared_dict.t
--- a/nginx/t/js_shared_dict.t Mon Mar 18 22:24:57 2024 -0700
+++ b/nginx/t/js_shared_dict.t Tue Mar 19 21:05:51 2024 -0700
@@ -266,6 +266,7 @@ EOF
function set_clear(r) {
var dict = ngx.shared.no_timeout;
+ dict.clear();
dict.set("test", "test value");
dict.set("test1", "test1 value");
dict.clear();
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