99 lines
2.3 KiB
Bash
99 lines
2.3 KiB
Bash
#!/usr/bin/env bash
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set -Eeuo pipefail
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# Docker environment variables
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: "${KVM:="Y"}"
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: "${CPU_PIN:=""}"
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: "${CPU_FLAGS:=""}"
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: "${CPU_MODEL:=""}"
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: "${DEF_MODEL:="neoverse-n1"}"
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if [[ "$CPU" == "Cortex A53" ]] && [[ "$CORES" == "6" ]]; then
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# Pin to performance cores on Rockchip Orange Pi 4
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[ -z "$CPU_PIN" ] && CPU_PIN="4,5"
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fi
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if [[ "$CPU" == "Cortex A55" ]] && [[ "$CORES" == "8" ]]; then
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# Pin to performance cores on Rockchip Orange Pi 5
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[ -z "$CPU_PIN" ] && CPU_PIN="4,5,6,7"
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fi
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if [[ "$CPU" == "Rockchip RK3588"* ]] && [[ "$CORES" == "8" ]]; then
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# Pin to performance cores on Rockchip Orange Pi 5 Plus
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[ -z "$CPU_PIN" ] && CPU_PIN="4,5,6,7"
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fi
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if [[ "${ARCH,,}" != "arm64" ]]; then
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KVM="N"
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warn "your CPU architecture is ${ARCH^^} and cannot provide KVM acceleration for ARM64 instructions, this will cause a major loss of performance."
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fi
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if [[ "$KVM" != [Nn]* ]]; then
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KVM_ERR=""
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if [ ! -e /dev/kvm ]; then
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KVM_ERR="(device file missing)"
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else
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if ! sh -c 'echo -n > /dev/kvm' &> /dev/null; then
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KVM_ERR="(no write access)"
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fi
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fi
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if [ -n "$KVM_ERR" ]; then
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KVM="N"
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if [[ "$OSTYPE" =~ ^darwin ]]; then
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warn "you are using macOS which has no KVM support, this will cause a major loss of performance."
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else
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error "KVM acceleration not available $KVM_ERR, this will cause a major loss of performance."
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error "See the FAQ on how to diagnose the cause, or continue without KVM by setting KVM=N (not recommended)."
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[[ "$DEBUG" != [Yy1]* ]] && exit 88
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fi
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fi
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fi
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if [[ "$KVM" != [Nn]* ]]; then
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CPU_FEATURES=""
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KVM_OPTS=",accel=kvm -enable-kvm"
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if [ -z "$CPU_MODEL" ]; then
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CPU_MODEL="host"
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fi
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else
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CPU_FEATURES=""
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KVM_OPTS=" -accel tcg,thread=multi"
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if [ -z "$CPU_MODEL" ]; then
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if [[ "${ARCH,,}" == "arm64" ]]; then
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CPU_MODEL="max,pauth-impdef=on"
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else
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CPU_MODEL="$DEF_MODEL"
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fi
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fi
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if [[ "${BOOT_MODE,,}" == "windows" ]]; then
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MACHINE+=",virtualization=on"
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fi
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fi
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if [ -z "$CPU_FLAGS" ]; then
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if [ -z "$CPU_FEATURES" ]; then
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CPU_FLAGS="$CPU_MODEL"
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else
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CPU_FLAGS="$CPU_MODEL,$CPU_FEATURES"
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fi
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else
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if [ -z "$CPU_FEATURES" ]; then
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CPU_FLAGS="$CPU_MODEL,$CPU_FLAGS"
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else
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CPU_FLAGS="$CPU_MODEL,$CPU_FEATURES,$CPU_FLAGS"
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fi
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fi
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return 0
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