138 lines
3.6 KiB
Bash
Executable File
138 lines
3.6 KiB
Bash
Executable File
#!/usr/bin/env bash
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set -Eeuo pipefail
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config_dir="${XDG_CONFIG_HOME:-$HOME/.config}/hermes-stack-maintenance"
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CONFIG_FILE="${HERMES_LLAMA_CONFIG:-$config_dir/llama.env}"
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LLAMA_ARGS=()
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# shellcheck disable=SC1090
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source "$CONFIG_FILE"
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mode=run
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profile_override=""
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while (($#)); do
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case "$1" in
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--check) mode=check ;;
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--print) mode=print ;;
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--profile)
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[[ $# -ge 2 ]] || exit 2
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profile_override="$2"
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shift
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;;
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*)
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printf 'Aufruf: %s [--check|--print] [--profile NAME]\n' "$0" >&2
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exit 2
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;;
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esac
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shift
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done
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if [[ -n "${LLAMA_PROFILE:-}" && -r "$config_dir/llama-profile.env" ]]; then
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# shellcheck disable=SC1090
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source "$config_dir/llama-profile.env"
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fi
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[[ -z "$profile_override" ]] || LLAMA_PROFILE="$profile_override"
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if [[ -z "${LLAMA_SERVER_BIN:-}" ]]; then
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LLAMA_SERVER_BIN="$HOME/.local/opt/llama.cpp/current/bin/llama-server"
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if [[ ! -x "$LLAMA_SERVER_BIN" ]]; then
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LLAMA_SERVER_BIN="$(command -v llama-server || true)"
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fi
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fi
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[[ -x "$LLAMA_SERVER_BIN" ]] || {
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printf 'llama-server nicht ausführbar: %s\n' "$LLAMA_SERVER_BIN" >&2
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exit 1
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}
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model_args=()
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if [[ -n "${LLAMA_MODEL:-}" && -n "${LLAMA_HF_REPO:-}" ]]; then
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printf 'Nur LLAMA_MODEL ODER LLAMA_HF_REPO setzen.\n' >&2
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exit 1
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elif [[ -n "${LLAMA_MODEL:-}" ]]; then
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[[ -r "$LLAMA_MODEL" ]] || {
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printf 'Modell nicht lesbar.\n' >&2
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exit 1
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}
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model_args=(--model "$LLAMA_MODEL")
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elif [[ -n "${LLAMA_HF_REPO:-}" ]]; then
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model_args=(--hf-repo "$LLAMA_HF_REPO")
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else
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printf 'LLAMA_MODEL oder LLAMA_HF_REPO fehlt.\n' >&2
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exit 1
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fi
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if [[ -n "${LLAMA_MMPROJ:-}" ]]; then
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[[ -r "$LLAMA_MMPROJ" ]] || {
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printf 'Projektor nicht lesbar.\n' >&2
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exit 1
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}
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model_args+=(--mmproj "$LLAMA_MMPROJ")
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fi
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[[ -z "${LLAMA_ALIAS:-}" ]] || model_args+=(--alias "$LLAMA_ALIAS")
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profile_args=()
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if [[ -n "${LLAMA_PROFILE:-}" ]]; then
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case "$LLAMA_PROFILE" in
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baseline) ctx=65536; margin=1536 ;;
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vram-64k) ctx=65536; margin=1280 ;;
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balanced) ctx=49152; margin=1536 ;;
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vram-plus) ctx=49152; margin=1280 ;;
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compact) ctx=32768; margin=1536 ;;
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*)
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printf 'Unbekanntes Profil: %s\n' "$LLAMA_PROFILE" >&2
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exit 2
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;;
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esac
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profile_args=(
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--ctx-size "$ctx" --parallel 1 --jinja
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--reasoning auto --reasoning-budget 512 --reasoning-preserve
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--flash-attn auto --threads 6 --threads-batch 16
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--n-gpu-layers auto --fit on --fit-target "$margin"
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--cache-type-k q8_0 --cache-type-v q8_0
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--sleep-idle-seconds 300 --image-min-tokens 1024
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--cors-origins localhost --no-ui
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)
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if ((${#LLAMA_ARGS[@]})); then
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printf 'Bei Profilbetrieb LLAMA_ARGS leeren; eigene vollständige Args nur ohne LLAMA_PROFILE.\n' >&2
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exit 2
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fi
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fi
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args=(
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"${model_args[@]}"
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--host "${LLAMA_HOST:-127.0.0.1}"
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--port "${LLAMA_PORT:-8080}"
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"${profile_args[@]}"
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"${LLAMA_ARGS[@]}"
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)
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if [[ "$mode" == print ]]; then
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printf '%q ' "$LLAMA_SERVER_BIN" "${args[@]}"
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printf '\n'
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exit 0
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fi
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# Nur Optionsnamen prüfen: kein Modellstart oder Download.
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help_text="$(timeout 30 "$LLAMA_SERVER_BIN" --help 2>&1)" || {
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printf 'llama-server --help fehlgeschlagen.\n' >&2
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exit 1
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}
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for arg in "${args[@]}"; do
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[[ "$arg" == --* ]] || continue
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option="${arg%%=*}"
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if ! grep -Eq -- "(^|[[:space:],])${option}([[:space:],=]|$)" <<<"$help_text"; then
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printf 'Die installierte llama.cpp-Version kennt %s nicht. Kein automatisches Weglassen.\n' "$option" >&2
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exit 1
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fi
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done
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if [[ "$mode" == check ]]; then
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printf 'Konfiguration und Optionsnamen OK; GPU/Modell/Optionswerte noch nicht laufzeitgetestet.\n'
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exit 0
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fi
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exec "$LLAMA_SERVER_BIN" "${args[@]}"
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