44r0n7
0265afa054
Import the runnable game code, content, docs, scripts, and repo guidance while leaving local agent state, dependency installs, build output, and backup copies out of the published tree.
170 lines
6.4 KiB
Bash
Executable File
170 lines
6.4 KiB
Bash
Executable File
#!/usr/bin/env bash
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# Dependency detection and installation for Sysadmin Chronicles.
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# Source this file; do not execute directly.
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SC_DISTRO=""
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detect_distro() {
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if [ -f /etc/arch-release ]; then
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SC_DISTRO=arch
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elif grep -qi ubuntu /etc/os-release 2>/dev/null; then
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SC_DISTRO=ubuntu
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elif [ -f /etc/debian_version ]; then
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SC_DISTRO=debian
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elif [ -f /etc/fedora-release ]; then
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SC_DISTRO=fedora
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elif grep -qi opensuse /etc/os-release 2>/dev/null; then
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SC_DISTRO=opensuse
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else
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SC_DISTRO=unknown
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fi
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}
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# Per-distro package names for canonical dep names.
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# Format: canonical:arch:debian:ubuntu:fedora:opensuse
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# Empty field = not applicable / same as above / handled specially.
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_SC_DEP_MAP=(
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"libvirt:libvirt:libvirt-daemon-system:libvirt-daemon-system:libvirt:libvirt"
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"qemu-system:qemu-system-x86:qemu-system-x86:qemu-kvm:qemu-kvm:qemu-kvm"
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"qemu-img:qemu-img:qemu-utils:qemu-utils:qemu-img:qemu-tools"
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"virt-install:virt-install:virtinst:virtinst:virt-install:virt-install"
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"virt-viewer:virt-viewer:virt-viewer:virt-viewer:virt-viewer:virt-viewer"
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"cloud-localds:cloud-image-utils:cloud-image-utils:cloud-image-utils:cloud-utils:cloud-utils"
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"genisoimage:cdrtools:genisoimage:genisoimage:genisoimage:genisoimage"
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"xorriso:libisoburn:xorriso:xorriso:xorriso:xorriso"
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"nodejs:nodejs:nodejs:nodejs:nodejs:nodejs"
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"openssh:openssh:openssh-client:openssh-client:openssh-clients:openssh-clients"
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)
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# Arch-only QEMU SPICE/display extras installed alongside qemu-system
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_SC_ARCH_QEMU_EXTRAS=(
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qemu-hw-display-qxl
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qemu-hw-display-virtio-gpu
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qemu-ui-spice-core
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qemu-chardev-spice
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qemu-audio-spice
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)
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map_package() {
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local dep="$1"
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local distro="${2:-$SC_DISTRO}"
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local entry
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for entry in "${_SC_DEP_MAP[@]}"; do
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IFS=':' read -r name arch debian ubuntu fedora opensuse <<< "$entry"
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if [ "$name" = "$dep" ]; then
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case "$distro" in
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arch) printf '%s' "$arch" ;;
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debian) printf '%s' "$debian" ;;
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ubuntu) printf '%s' "$ubuntu" ;;
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fedora) printf '%s' "$fedora" ;;
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opensuse) printf '%s' "$opensuse" ;;
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esac
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return
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fi
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done
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}
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# Outputs canonical dep names that are not yet installed (one per line)
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check_deps() {
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local missing=()
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command -v virsh >/dev/null 2>&1 || missing+=(libvirt)
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command -v qemu-system-x86_64 >/dev/null 2>&1 || missing+=(qemu-system)
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command -v qemu-img >/dev/null 2>&1 || missing+=(qemu-img)
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command -v virt-install >/dev/null 2>&1 || missing+=(virt-install)
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command -v remote-viewer >/dev/null 2>&1 || missing+=(virt-viewer)
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command -v node >/dev/null 2>&1 || missing+=(nodejs)
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command -v ssh >/dev/null 2>&1 || missing+=(openssh)
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# Need at least one cloud-init ISO tool
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if ! command -v cloud-localds >/dev/null 2>&1 \
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&& ! command -v genisoimage >/dev/null 2>&1 \
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&& ! command -v mkisofs >/dev/null 2>&1 \
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&& ! command -v xorriso >/dev/null 2>&1; then
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missing+=(cloud-localds genisoimage xorriso)
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fi
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[ "${#missing[@]}" -gt 0 ] && printf '%s\n' "${missing[@]}" || true
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}
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# Install a list of canonical dep names. Logs to SC_INSTALL_LOG if set.
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install_deps() {
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local deps=("$@")
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local pkgs=()
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for dep in "${deps[@]}"; do
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local pkg
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pkg="$(map_package "$dep")"
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[ -n "$pkg" ] && pkgs+=("$pkg")
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done
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if [ "$SC_DISTRO" = "arch" ]; then
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pkgs+=("${_SC_ARCH_QEMU_EXTRAS[@]}")
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fi
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[ "${#pkgs[@]}" -eq 0 ] && return 0
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local -a pm_cmd
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case "$SC_DISTRO" in
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arch) pm_cmd=(pacman -S --noconfirm --needed) ;;
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debian|ubuntu) pm_cmd=(apt-get install -y) ;;
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fedora) pm_cmd=(dnf install -y) ;;
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opensuse) pm_cmd=(zypper install -y) ;;
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*)
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echo " Unsupported distro '$SC_DISTRO' — install these manually:"
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printf ' %s\n' "${pkgs[@]}"
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return 1
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;;
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esac
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sudo "${pm_cmd[@]}" "${pkgs[@]}"
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if [ -n "${SC_INSTALL_LOG:-}" ] && [ "$SC_INSTALL_LOG" != "/dev/null" ]; then
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mkdir -p "$(dirname "$SC_INSTALL_LOG")"
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local distro_label="$SC_DISTRO"
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for pkg in "${pkgs[@]}"; do
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local ver=""
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case "$SC_DISTRO" in
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arch) ver="$(pacman -Q "$pkg" 2>/dev/null | awk '{print $2}' || true)" ;;
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debian|ubuntu) ver="$(dpkg -l "$pkg" 2>/dev/null | awk '/^ii/{print $3}' | head -1 || true)" ;;
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fedora) ver="$(rpm -q --queryformat '%{VERSION}' "$pkg" 2>/dev/null || true)" ;;
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esac
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printf '[INSTALLED] %-36s %-14s via %s\n' "$pkg" "${ver:-}" "$distro_label" \
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>> "$SC_INSTALL_LOG"
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done
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fi
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}
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# Outputs already-installed canonical deps (for log completeness)
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log_present_deps() {
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local log_file="${SC_INSTALL_LOG:-}"
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[ -z "$log_file" ] || [ "$log_file" = "/dev/null" ] && return
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local distro_label="$SC_DISTRO"
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for dep in libvirt qemu-system qemu-img virt-install virt-viewer nodejs openssh; do
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local bin
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case "$dep" in
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libvirt) bin=virsh ;;
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qemu-system) bin=qemu-system-x86_64 ;;
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qemu-img) bin=qemu-img ;;
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virt-install) bin=virt-install ;;
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virt-viewer) bin=remote-viewer ;;
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nodejs) bin=node ;;
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openssh) bin=ssh ;;
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esac
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if command -v "$bin" >/dev/null 2>&1; then
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printf '[SKIPPED] %-36s already installed\n' "$dep" >> "$log_file"
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fi
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done
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}
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dep_label() {
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case "$1" in
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libvirt) echo "Virtual machine manager (libvirt)" ;;
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qemu-system) echo "KVM virtualization support (QEMU)" ;;
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qemu-img) echo "VM disk image tools (qemu-img)" ;;
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virt-install) echo "VM installer (virt-install)" ;;
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virt-viewer) echo "SPICE display viewer (virt-viewer)" ;;
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cloud-localds|genisoimage|xorriso) echo "Cloud image tools" ;;
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nodejs) echo "Node.js runtime" ;;
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openssh) echo "SSH client" ;;
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*) echo "$1" ;;
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esac
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}
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