Pavel Emelyanov 233da83dd9 Merge 'Fix directory lister leak in table::get_snapshot_details: ' from Benny Halevy ...

As reported in SCYLLADB-1013, the directory lister must be closed also when an exception is thrown.

For example, see backtrace below:
```
seastar::on_internal_error(seastar::logger&, std::basic_string_view<char, std::char_traits<char>>) at ./build/release/seastar/./seastar/src/core/on_internal_error.cc:57
directory_lister::~directory_lister() at ./utils/lister.cc:77
replica::table::get_snapshot_details(std::filesystem::__cxx11::path, std::filesystem::__cxx11::path) (.resume) at ./replica/table.cc:4081
std::__n4861::coroutine_handle<seastar::internal::coroutine_traits_base<db::snapshot_ctl::table_snapshot_details>::promise_type>::resume() const at /usr/lib/gcc/x86_64-redhat-linux/15/../../../../include/c++/15/coroutine:247
 (inlined by) seastar::internal::coroutine_traits_base<db::snapshot_ctl::table_snapshot_details>::promise_type::run_and_dispose() at ././seastar/include/seastar/core/coroutine.hh:129
seastar::reactor::task_queue::run_tasks() at ./build/release/seastar/./seastar/src/core/reactor.cc:2695
 (inlined by) seastar::reactor::task_queue_group::run_tasks() at ./build/release/seastar/./seastar/src/core/reactor.cc:3201
seastar::reactor::task_queue_group::run_some_tasks() at ./build/release/seastar/./seastar/src/core/reactor.cc:3185
 (inlined by) seastar::reactor::do_run() at ./build/release/seastar/./seastar/src/core/reactor.cc:3353
seastar::reactor::run() at ./build/release/seastar/./seastar/src/core/reactor.cc:3245
seastar::app_template::run_deprecated(int, char**, std::function<void ()>&&) at ./build/release/seastar/./seastar/src/core/app-template.cc:266
seastar::app_template::run(int, char**, std::function<seastar::future<int> ()>&&) at ./build/release/seastar/./seastar/src/core/app-template.cc:160
scylla_main(int, char**) at ./main.cc:756
```

Fixes: [SCYLLADB-1013](https://scylladb.atlassian.net/browse/SCYLLADB-1013)

* Requires backport to 2026.1 since the leak exists since 004c08f525

[SCYLLADB-1013]: https://scylladb.atlassian.net/browse/SCYLLADB-1013?atlOrigin=eyJpIjoiNWRkNTljNzYxNjVmNDY3MDlhMDU5Y2ZhYzA5YTRkZjUiLCJwIjoiZ2l0aHViLWNvbS1KU1cifQ

Closes scylladb/scylladb#29084

* github.com:scylladb/scylladb:
  test/boost/database_test: add test_snapshot_ctl_details_exception_handling
  table: get_snapshot_details: fix indentation inside try block
  table: per-snapshot get_snapshot_details: fix typo in comment
  table: per-snapshot get_snapshot_details: always close lister using try/catch
  table: get_snapshot_details: always close lister using deferred_close

(cherry picked from commit f27dc12b7c)
Signed-off-by: Benny Halevy <bhalevy@scylladb.com>

Closes scylladb/scylladb#29125

2026-03-25 10:04:39 +01:00

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