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enginex-qwen25-compat/vllm_wrapper.sh
刘宪东 d74a99dc33
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Use explicit MetaX Python and vLLM paths
2026-09-30 12:22:41 +08:00

49 lines
1.6 KiB
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#!/usr/bin/env bash
set -euo pipefail
vllm_real="$(dirname "$(readlink -f "$0")")/vllm_real"
python_bin="${MODELHUB_COMPAT_PYTHON:-python3}"
if [[ "${1:-}" != "serve" || -z "${2:-}" ]]; then
exec "$vllm_real" "$@"
fi
model_dir="$2"
shift 2
args=("$@")
tokenizer_dir=""
for ((i=0; i<${#args[@]}; i++)); do
if [[ "${args[i]}" == "--tokenizer" && $((i+1)) -lt ${#args[@]} ]]; then
tokenizer_dir="${args[i+1]}"
break
elif [[ "${args[i]}" == --tokenizer=* ]]; then
tokenizer_dir="${args[i]#--tokenizer=}"
break
fi
done
if [[ -n "$tokenizer_dir" && -d "$tokenizer_dir" ]]; then
prepared="$("$python_bin" /opt/modelhub/engine_compat.py "$model_dir" "$tokenizer_dir")"
else
prepared="$("$python_bin" /opt/modelhub/engine_compat.py "$model_dir")"
tokenizer_dir=""
fi
if [[ -z "$prepared" ]]; then
exec "$vllm_real" serve "$model_dir" "${args[@]}"
fi
effective_model="$prepared"
if [[ -n "$tokenizer_dir" && "$(readlink -f "$tokenizer_dir")" != "$(readlink -f "$model_dir")" ]]; then
# A vendor entrypoint's --tokenizer points at a copied tokenizer tree.
# Keep model weights at the original path; redirect only that tokenizer.
effective_model="$model_dir"
fi
for ((i=0; i<${#args[@]}; i++)); do
if [[ "${args[i]}" == "--tokenizer" && $((i+1)) -lt ${#args[@]} && "${args[i+1]}" == "$tokenizer_dir" ]]; then
args[i+1]="$prepared"
elif [[ "${args[i]}" == "--tokenizer=$tokenizer_dir" && -n "$tokenizer_dir" ]]; then
args[i]="--tokenizer=$prepared"
fi
done
exec "$vllm_real" serve "$effective_model" "${args[@]}"