forked from sagnik/Velocity-OS
86 lines
2.5 KiB
Bash
86 lines
2.5 KiB
Bash
#!/usr/bin/env bash
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set -euo pipefail
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sudo tee /usr/local/bin/desineuron-sglang-watchdog.sh >/dev/null <<'EOF'
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#!/usr/bin/env bash
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set -euo pipefail
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source /etc/default/desineuron-sglang
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HEALTH_URL="http://127.0.0.1:${SGLANG_PORT}/v1/models"
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HYDRATE_HELPER="/usr/local/bin/desineuron-sglang-hydrate.sh"
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STARTUP_GRACE_SECONDS="${SGLANG_STARTUP_GRACE_SECONDS:-900}"
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HEALTH_TIMEOUT_SECONDS="${SGLANG_HEALTH_TIMEOUT_SECONDS:-60}"
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if [[ ! -d "${SGLANG_MODEL_PATH}" ]]; then
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"${HYDRATE_HELPER}" "${SGLANG_MODEL_ID}" "${SGLANG_MODEL_PATH}"
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fi
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if ! systemctl is-active --quiet desineuron-sglang.service; then
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systemctl restart desineuron-sglang.service
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sleep 10
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fi
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main_pid="$(systemctl show -p MainPID --value desineuron-sglang.service || true)"
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if [[ -n "${main_pid}" && "${main_pid}" != "0" ]]; then
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runtime_age="$(( $(date +%s) - $(stat -c %Y "/proc/${main_pid}" 2>/dev/null || date +%s) ))"
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if (( runtime_age < STARTUP_GRACE_SECONDS )); then
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echo "startup_grace"
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exit 0
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fi
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fi
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if ! curl --max-time "${HEALTH_TIMEOUT_SECONDS}" -fsS "${HEALTH_URL}" >/dev/null; then
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systemctl restart desineuron-sglang.service
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sleep 20
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fi
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curl --max-time "${HEALTH_TIMEOUT_SECONDS}" -fsS "${HEALTH_URL}" >/dev/null
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echo "healthy"
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EOF
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sudo chmod 0755 /usr/local/bin/desineuron-sglang-watchdog.sh
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sudo tee /usr/local/bin/desineuron-sglang-hydrate.sh >/dev/null <<'EOF'
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#!/usr/bin/env bash
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set -euo pipefail
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MODEL_ID="${1:?model id required}"
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TARGET_PATH="${2:?target path required}"
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mkdir -p "$(dirname "${TARGET_PATH}")"
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if command -v hf >/dev/null 2>&1; then
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hf download "${MODEL_ID}" --local-dir "${TARGET_PATH}" --max-workers 8
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else
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python3 - <<PY
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from huggingface_hub import snapshot_download
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snapshot_download(repo_id="${MODEL_ID}", local_dir="${TARGET_PATH}", max_workers=8)
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PY
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fi
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EOF
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sudo chmod 0755 /usr/local/bin/desineuron-sglang-hydrate.sh
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sudo tee /etc/systemd/system/desineuron-sglang-watchdog.service >/dev/null <<EOF
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[Unit]
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Description=Desineuron SGLang Runtime Watchdog
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After=network-online.target
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[Service]
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Type=oneshot
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ExecStart=/usr/local/bin/desineuron-sglang-watchdog.sh
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EOF
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sudo tee /etc/systemd/system/desineuron-sglang-watchdog.timer >/dev/null <<EOF
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[Unit]
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Description=Run the Desineuron SGLang watchdog every 5 minutes
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[Timer]
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OnBootSec=2min
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OnUnitActiveSec=5min
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Unit=desineuron-sglang-watchdog.service
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[Install]
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WantedBy=timers.target
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EOF
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sudo systemctl daemon-reload
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sudo systemctl enable --now desineuron-sglang-watchdog.timer
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sudo systemctl start desineuron-sglang-watchdog.service
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sudo systemctl --no-pager --full status desineuron-sglang-watchdog.timer
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