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51 lines
1.6 KiB
Bash
51 lines
1.6 KiB
Bash
#!/bin/bash
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# 该脚本的作用是获取Linux操作系统上运行的CPU架构信息，并将其输出到标准输出流。
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function exitWithError {
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local errorMessage="$1"
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echo -e "\033[31m[ERROR] $errorMessage\033[0m" >&2
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exit 1
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}
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# Function to get CPU architecture
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function get_cpu_arch {
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local commands=("$@")
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for cmd in "${commands[@]}"; do
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local CpuArch
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CpuArch=$(command -v $cmd >/dev/null && $cmd 2>/dev/null || type -p $cmd 2>/dev/null)
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if [[ -n "$CpuArch" ]]; then
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echo "$CpuArch"
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return
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fi
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done
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}
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# Check if we are running on a supported Linux distribution
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if [[ -f "/etc/os-release" ]]; then
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. /etc/os-release
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case "$ID" in
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"ubuntu"|"debian"|"linuxmint")
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# Debian-based distributions
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CpuArch=$(get_cpu_arch "dpkg-architecture -qDEB_HOST_ARCH_CPU" "dpkg-architecture -qDEB_BUILD_ARCH_CPU" "uname -m")
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;;
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"centos"|"fedora"|"rhel")
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# Red Hat-based distributions
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CpuArch=$(get_cpu_arch "uname -m" "arch" "uname")
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;;
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*)
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# Unsupported Linux distribution
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CpuArch=$(get_cpu_arch "uname -m" "arch" "uname")
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if [[ -z "$CpuArch" ]]; then
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exitWithError "Failed to obtain CPU architecture"
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fi
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;;
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esac
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elif [[ -f "/etc/redhat-release" ]]; then
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# Older Red Hat-based distributions
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CpuArch=$(get_cpu_arch "uname -m" "arch" "uname")
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else
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exitWithError "Unsupported Linux distribution"
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fi
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echo "CPU architecture: $CpuArch"
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