Sync from server.cpp

This commit is contained in:
Ettore Di Giacinto 2025-05-16 21:47:00 +02:00
parent 3d397d8aab
commit 6c751d98f3

View file

@ -52,9 +52,9 @@ using grpc::Server;
using grpc::ServerBuilder; using grpc::ServerBuilder;
using grpc::ServerContext; using grpc::ServerContext;
using grpc::Status; using grpc::Status;
using json = nlohmann::ordered_json;
// END LocalAI // END LocalAI
using json = nlohmann::ordered_json;
constexpr int HTTP_POLLING_SECONDS = 1; constexpr int HTTP_POLLING_SECONDS = 1;
enum stop_type { enum stop_type {
@ -353,7 +353,6 @@ struct server_task {
} }
} }
//TODO: add back json_schema and grammar support
// process "json_schema" and "grammar" // process "json_schema" and "grammar"
if (data.contains("json_schema") && !data.contains("grammar")) { if (data.contains("json_schema") && !data.contains("grammar")) {
try { try {
@ -1451,7 +1450,7 @@ struct server_slot {
pos = text.find(word, from_pos); pos = text.find(word, from_pos);
} else { } else {
// otherwise, partial stop // otherwise, partial stop
pos = find_partial_stop_string(word, text); pos = string_find_partial_stop(text, word);
} }
if (pos != std::string::npos && (stop_pos == std::string::npos || pos < stop_pos)) { if (pos != std::string::npos && (stop_pos == std::string::npos || pos < stop_pos)) {
@ -2973,7 +2972,8 @@ struct server_context {
llama_kv_self_seq_rm (ctx, slot.id, n_keep , n_keep + n_discard); llama_kv_self_seq_rm (ctx, slot.id, n_keep , n_keep + n_discard);
llama_kv_self_seq_add(ctx, slot.id, n_keep + n_discard, slot.n_past, -n_discard); llama_kv_self_seq_add(ctx, slot.id, n_keep + n_discard, slot.n_past, -n_discard);
if (slot.params.cache_prompt) { // add generated tokens to cache
{
llama_tokens new_tokens = slot.cache_tokens.get_text_tokens(); // copy llama_tokens new_tokens = slot.cache_tokens.get_text_tokens(); // copy
for (size_t i = n_keep + n_discard; i < new_tokens.size(); i++) { for (size_t i = n_keep + n_discard; i < new_tokens.size(); i++) {
new_tokens[i - n_discard] = new_tokens[i]; new_tokens[i - n_discard] = new_tokens[i];
@ -3018,10 +3018,7 @@ struct server_context {
common_batch_add(batch, slot.sampled, slot.n_past, { slot.id }, true); common_batch_add(batch, slot.sampled, slot.n_past, { slot.id }, true);
slot.n_past += 1; slot.n_past += 1;
if (slot.params.cache_prompt) {
slot.cache_tokens.push_back(slot.sampled); slot.cache_tokens.push_back(slot.sampled);
}
SLT_DBG(slot, "slot decode token, n_ctx = %d, n_past = %d, n_cache_tokens = %d, truncated = %d\n", SLT_DBG(slot, "slot decode token, n_ctx = %d, n_past = %d, n_cache_tokens = %d, truncated = %d\n",
slot.n_ctx, slot.n_past, (int) slot.cache_tokens.size(), slot.truncated); slot.n_ctx, slot.n_past, (int) slot.cache_tokens.size(), slot.truncated);
@ -3193,6 +3190,11 @@ struct server_context {
SLT_DBG(slot, "after context reuse, new slot.n_past = %d\n", slot.n_past); SLT_DBG(slot, "after context reuse, new slot.n_past = %d\n", slot.n_past);
} }
} else {
// if we don't cache the prompt, we have to remove the entire KV cache
llama_kv_self_seq_rm(ctx, slot.id, 0, -1);
slot.n_past = 0;
slot.cache_tokens.clear();
} }
} }
@ -3226,7 +3228,7 @@ struct server_context {
SLT_INF(slot, "kv cache rm [%d, end)\n", slot.n_past); SLT_INF(slot, "kv cache rm [%d, end)\n", slot.n_past);
// remove the non-common part from the cache // remove the non-common part from the cache
//slot.cache_tokens.resize(slot.n_past); slot.cache_tokens.keep_first(slot.n_past);
// check if we should process the image // check if we should process the image
if (slot.n_past < slot.n_prompt_tokens if (slot.n_past < slot.n_prompt_tokens
@ -3243,7 +3245,8 @@ struct server_context {
continue; continue;
} }
if (slot.params.cache_prompt) { // add the image chunk to cache
{
const auto & chunk = slot.prompt_tokens.find_chunk(slot.n_past); const auto & chunk = slot.prompt_tokens.find_chunk(slot.n_past);
slot.cache_tokens.push_back(chunk.get()); // copy slot.cache_tokens.push_back(chunk.get()); // copy
} }
@ -3264,9 +3267,7 @@ struct server_context {
const bool need_embd = slot.task_type == SERVER_TASK_TYPE_EMBEDDING && llama_pooling_type(slot.ctx) == LLAMA_POOLING_TYPE_NONE; const bool need_embd = slot.task_type == SERVER_TASK_TYPE_EMBEDDING && llama_pooling_type(slot.ctx) == LLAMA_POOLING_TYPE_NONE;
common_batch_add(batch, cur_tok, slot.n_past, { slot.id }, need_embd); common_batch_add(batch, cur_tok, slot.n_past, { slot.id }, need_embd);
if (slot.params.cache_prompt) {
slot.cache_tokens.push_back(cur_tok); slot.cache_tokens.push_back(cur_tok);
}
slot.n_prompt_tokens_processed++; slot.n_prompt_tokens_processed++;
slot.n_past++; slot.n_past++;