server : add some missing env variables (#9116)

* server : add some missing env variables

* add LLAMA_ARG_HOST to server dockerfile

* also add LLAMA_ARG_CONT_BATCHING

.devops/llama-server-cuda.Dockerfile

@@ -24,6 +24,8 @@ ENV CUDA_DOCKER_ARCH=${CUDA_DOCKER_ARCH}
 ENV GGML_CUDA=1
 # Enable cURL
 ENV LLAMA_CURL=1
+# Must be set to 0.0.0.0 so it can listen to requests from host machine
+ENV LLAMA_ARG_HOST=0.0.0.0
 
 RUN make -j$(nproc) llama-server
 

.devops/llama-server-intel.Dockerfile

@@ -26,6 +26,8 @@ RUN apt-get update && \
 COPY --from=build /app/build/bin/llama-server /llama-server
 
 ENV LC_ALL=C.utf8
+# Must be set to 0.0.0.0 so it can listen to requests from host machine
+ENV LLAMA_ARG_HOST=0.0.0.0
 
 HEALTHCHECK CMD [ "curl", "-f", "http://localhost:8080/health" ]
 

.devops/llama-server-rocm.Dockerfile

@@ -39,6 +39,8 @@ ENV GPU_TARGETS=${ROCM_DOCKER_ARCH}
 ENV GGML_HIPBLAS=1
 ENV CC=/opt/rocm/llvm/bin/clang
 ENV CXX=/opt/rocm/llvm/bin/clang++
+# Must be set to 0.0.0.0 so it can listen to requests from host machine
+ENV LLAMA_ARG_HOST=0.0.0.0
 
 # Enable cURL
 ENV LLAMA_CURL=1

.devops/llama-server-vulkan.Dockerfile

@@ -23,6 +23,8 @@ RUN cp /app/build/bin/llama-server /llama-server && \
     rm -rf /app
 
 ENV LC_ALL=C.utf8
+# Must be set to 0.0.0.0 so it can listen to requests from host machine
+ENV LLAMA_ARG_HOST=0.0.0.0
 
 HEALTHCHECK CMD [ "curl", "-f", "http://localhost:8080/health" ]
 

.devops/llama-server.Dockerfile

@@ -21,6 +21,8 @@ RUN apt-get update && \
 COPY --from=build /app/llama-server /llama-server
 
 ENV LC_ALL=C.utf8
+# Must be set to 0.0.0.0 so it can listen to requests from host machine
+ENV LLAMA_ARG_HOST=0.0.0.0
 
 HEALTHCHECK CMD [ "curl", "-f", "http://localhost:8080/health" ]
 

common/common.cpp

@@ -327,6 +327,10 @@ bool gpt_params_parse_ex(int argc, char ** argv, gpt_params & params) {
 void gpt_params_parse_from_env(gpt_params & params) {
     // we only care about server-related params for now
     get_env("LLAMA_ARG_MODEL",            params.model);
+    get_env("LLAMA_ARG_MODEL_URL",        params.model_url);
+    get_env("LLAMA_ARG_MODEL_ALIAS",      params.model_alias);
+    get_env("LLAMA_ARG_HF_REPO",          params.hf_repo);
+    get_env("LLAMA_ARG_HF_FILE",          params.hf_file);
     get_env("LLAMA_ARG_THREADS",          params.n_threads);
     get_env("LLAMA_ARG_CTX_SIZE",         params.n_ctx);
     get_env("LLAMA_ARG_N_PARALLEL",       params.n_parallel);
@@ -341,6 +345,9 @@ void gpt_params_parse_from_env(gpt_params & params) {
     get_env("LLAMA_ARG_EMBEDDINGS",       params.embedding);
     get_env("LLAMA_ARG_FLASH_ATTN",       params.flash_attn);
     get_env("LLAMA_ARG_DEFRAG_THOLD",     params.defrag_thold);
+    get_env("LLAMA_ARG_CONT_BATCHING",    params.cont_batching);
+    get_env("LLAMA_ARG_HOST",             params.hostname);
+    get_env("LLAMA_ARG_PORT",             params.port);
 }
 
 bool gpt_params_parse(int argc, char ** argv, gpt_params & params) {

examples/server/README.md

@@ -249,23 +249,49 @@ logging:
 
 Available environment variables (if specified, these variables will override parameters specified in arguments):
 
-- `LLAMA_CACHE` (cache directory, used by `--hf-repo`)
-- `HF_TOKEN` (Hugging Face access token, used when accessing a gated model with `--hf-repo`)
-- `LLAMA_ARG_MODEL`
-- `LLAMA_ARG_THREADS`
-- `LLAMA_ARG_CTX_SIZE`
-- `LLAMA_ARG_N_PARALLEL`
-- `LLAMA_ARG_BATCH`
-- `LLAMA_ARG_UBATCH`
-- `LLAMA_ARG_N_GPU_LAYERS`
-- `LLAMA_ARG_THREADS_HTTP`
-- `LLAMA_ARG_CHAT_TEMPLATE`
-- `LLAMA_ARG_N_PREDICT`
-- `LLAMA_ARG_ENDPOINT_METRICS`
-- `LLAMA_ARG_ENDPOINT_SLOTS`
-- `LLAMA_ARG_EMBEDDINGS`
-- `LLAMA_ARG_FLASH_ATTN`
-- `LLAMA_ARG_DEFRAG_THOLD`
+- `LLAMA_CACHE`: cache directory, used by `--hf-repo`
+- `HF_TOKEN`: Hugging Face access token, used when accessing a gated model with `--hf-repo`
+- `LLAMA_ARG_MODEL`: equivalent to `-m`
+- `LLAMA_ARG_MODEL_URL`: equivalent to `-mu`
+- `LLAMA_ARG_MODEL_ALIAS`: equivalent to `-a`
+- `LLAMA_ARG_HF_REPO`: equivalent to `--hf-repo`
+- `LLAMA_ARG_HF_FILE`: equivalent to `--hf-file`
+- `LLAMA_ARG_THREADS`: equivalent to `-t`
+- `LLAMA_ARG_CTX_SIZE`: equivalent to `-c`
+- `LLAMA_ARG_N_PARALLEL`: equivalent to `-np`
+- `LLAMA_ARG_BATCH`: equivalent to `-b`
+- `LLAMA_ARG_UBATCH`: equivalent to `-ub`
+- `LLAMA_ARG_N_GPU_LAYERS`: equivalent to `-ngl`
+- `LLAMA_ARG_THREADS_HTTP`: equivalent to `--threads-http`
+- `LLAMA_ARG_CHAT_TEMPLATE`: equivalent to `--chat-template`
+- `LLAMA_ARG_N_PREDICT`: equivalent to `-n`
+- `LLAMA_ARG_ENDPOINT_METRICS`: if set to `1`, it will enable metrics endpoint (equivalent to `--metrics`)
+- `LLAMA_ARG_ENDPOINT_SLOTS`: if set to `0`, it will **disable** slots endpoint (equivalent to `--no-slots`). This feature is enabled by default.
+- `LLAMA_ARG_EMBEDDINGS`: if set to `1`, it will enable embeddings endpoint (equivalent to `--embeddings`)
+- `LLAMA_ARG_FLASH_ATTN`: if set to `1`, it will enable flash attention (equivalent to `-fa`)
+- `LLAMA_ARG_CONT_BATCHING`: if set to `0`, it will **disable** continuous batching (equivalent to `--no-cont-batching`). This feature is enabled by default.
+- `LLAMA_ARG_DEFRAG_THOLD`: equivalent to `-dt`
+- `LLAMA_ARG_HOST`: equivalent to `--host`
+- `LLAMA_ARG_PORT`: equivalent to `--port`
+
+Example usage of docker compose with environment variables:
+
+```yml
+services:
+  llamacpp-server:
+    image: ghcr.io/ggerganov/llama.cpp:server
+    ports:
+      - 8080:8080
+    volumes:
+      - ./models:/models
+    environment:
+      # alternatively, you can use "LLAMA_ARG_MODEL_URL" to download the model
+      LLAMA_ARG_MODEL: /models/my_model.gguf
+      LLAMA_ARG_CTX_SIZE: 4096
+      LLAMA_ARG_N_PARALLEL: 2
+      LLAMA_ARG_ENDPOINT_METRICS: 1  # to disable, either remove or set to 0
+      LLAMA_ARG_PORT: 8080
+```
 
 ## Build