vbatts/llama.cpp
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server: avoid calling sink.is_alive() after it died 🧟‍♂️

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This commit is contained in:
ochafik 2024-10-04 18:45:09 +01:00
parent 16ff502214
commit 6297d9fec1
1 changed files with 9 additions and 3 deletions
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12
examples/server/server.cpp
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@ -1121,7 +1121,7 @@ struct server_context {
}
bool process_token(completion_token_output & result, server_slot & slot) {
if (!slot.is_alive()) {
if (slot.is_alive && !slot.is_alive()) {
slot.truncated = false;
slot.has_next_token = false;
@ -2444,16 +2444,20 @@ static void handle_tasks(
{
struct State {
std::unordered_set<int> task_ids;
bool is_sink_valid = true;
};
auto state = std::make_shared<State>();
httplib::ContentProviderResourceReleaser resource_releaser = [state, &ctx_server](bool success) {
state->is_sink_valid = false;
if (!success && state) {
ctx_server.cancel_tasks(state->task_ids);
}
};
if (!stream) {
res.set_content_provider(MIMETYPE_JSON, [create_tasks, payload, state, &ctx_server](size_t, httplib::DataSink & sink) {
auto is_alive = [&sink]() { return sink.is_alive(); };
auto is_alive = [state, &sink]() {
return state->is_sink_valid && sink.is_alive();
};
state->task_ids = create_tasks(is_alive);
payload(state->task_ids, sink);
ctx_server.queue_results.remove_waiting_task_ids(state->task_ids);
@ -2461,7 +2465,9 @@ static void handle_tasks(
}, resource_releaser);
} else {
res.set_chunked_content_provider(MIMETYPE_EVENT_STREAM, [create_tasks, payload, state, &ctx_server](size_t, httplib::DataSink & sink) {
auto is_alive = [&sink]() { return sink.is_alive(); };
auto is_alive = [state, &sink]() {
return state->is_sink_valid && sink.is_alive();
};
state->task_ids = create_tasks(is_alive);
payload(state->task_ids, sink);
ctx_server.queue_results.remove_waiting_task_ids(state->task_ids);