72 lines
2.2 KiB
Bash
72 lines
2.2 KiB
Bash
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#!/usr/bin/env sh
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# Installs shiro-neko from a GitHub release.
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#
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# curl -fsSL https://raw.githubusercontent.com/zakirkun/shiro-neko/main/scripts/install.sh | sh
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#
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# Set SHIRO_VERSION to pin a version, SHIRO_INSTALL_DIR to change the target.
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set -eu
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REPO="${SHIRO_REPO:-zakirkun/shiro-neko}"
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INSTALL_DIR="${SHIRO_INSTALL_DIR:-$HOME/.local/bin}"
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case "$(uname -s)" in
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Linux) os=linux ;;
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Darwin) os=darwin ;;
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*) echo "shiro: unsupported OS $(uname -s). Windows users: use scripts/install.ps1" >&2; exit 1 ;;
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esac
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case "$(uname -m)" in
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x86_64 | amd64) arch=x64 ;;
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arm64 | aarch64) arch=arm64 ;;
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*) echo "shiro: unsupported architecture $(uname -m)" >&2; exit 1 ;;
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esac
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asset="shiro-${os}-${arch}"
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if [ -n "${SHIRO_VERSION:-}" ]; then
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tag="v${SHIRO_VERSION#v}"
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base="https://github.com/${REPO}/releases/download/${tag}"
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else
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base="https://github.com/${REPO}/releases/latest/download"
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fi
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tmp="$(mktemp -d)"
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trap 'rm -rf "$tmp"' EXIT
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echo "downloading ${asset} from ${base}"
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if ! curl -fSL --progress-bar "${base}/${asset}" -o "${tmp}/shiro"; then
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echo "shiro: download failed. No build for ${os}-${arch} at that version?" >&2
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exit 1
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fi
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# Verify against the published checksums when they are available; a corrupted
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# 90 MB download otherwise fails later as an unexplained crash.
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if curl -fsSL "${base}/SHA256SUMS" -o "${tmp}/SHA256SUMS" 2>/dev/null; then
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expected="$(grep " ${asset}\$" "${tmp}/SHA256SUMS" | cut -d' ' -f1)"
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if [ -n "$expected" ]; then
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if command -v sha256sum >/dev/null 2>&1; then
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actual="$(sha256sum "${tmp}/shiro" | cut -d' ' -f1)"
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elif command -v shasum >/dev/null 2>&1; then
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actual="$(shasum -a 256 "${tmp}/shiro" | cut -d' ' -f1)"
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else
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actual=""
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fi
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if [ -n "$actual" ] && [ "$actual" != "$expected" ]; then
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echo "shiro: checksum mismatch, refusing to install" >&2
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exit 1
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fi
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fi
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fi
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mkdir -p "$INSTALL_DIR"
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chmod +x "${tmp}/shiro"
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mv "${tmp}/shiro" "${INSTALL_DIR}/shiro"
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echo "installed ${INSTALL_DIR}/shiro"
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"${INSTALL_DIR}/shiro" --version || true
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case ":${PATH}:" in
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*":${INSTALL_DIR}:"*) echo "run: shiro" ;;
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*) echo ""; echo "${INSTALL_DIR} is not on PATH. Add it:"; echo " export PATH=\"${INSTALL_DIR}:\$PATH\"" ;;
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esac
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