install.sh RawHistoryFolder

1#!/bin/sh
2set -e
3
4# Gordon installer script
5# Usage: curl -fsSL https://gordon.bnema.dev/install | bash
6
7REPO="bnema/gordon"
8INSTALL_DIR="/usr/local/bin"
9
10echo "Installing Gordon..."
11
12# Detect OS
13OS=$(uname -s | tr '[:upper:]' '[:lower:]')
14case "$OS" in
15    linux)
16        OS="linux"
17        ;;
18    darwin)
19        OS="darwin"
20        ;;
21    *)
22        echo "Error: Unsupported operating system: $OS"
23        exit 1
24        ;;
25esac
26
27# Detect architecture
28ARCH=$(uname -m)
29case "$ARCH" in
30    x86_64|amd64)
31        ARCH="amd64"
32        ;;
33    aarch64|arm64)
34        ARCH="arm64"
35        ;;
36    *)
37        echo "Error: Unsupported architecture: $ARCH"
38        exit 1
39        ;;
40esac
41
42echo "Detected: ${OS}/${ARCH}"
43
44# Construct download URL
45TARBALL="gordon_${OS}_${ARCH}.tar.gz"
46DOWNLOAD_URL="https://github.com/${REPO}/releases/latest/download/${TARBALL}"
47
48# Create temporary directory
49TMP_DIR=$(mktemp -d)
50trap 'rm -rf "$TMP_DIR"' EXIT
51
52# Download checksums file
53CHECKSUMS_URL="https://github.com/${REPO}/releases/latest/download/checksums.txt"
54echo "Downloading checksums..."
55if ! curl -fsSL "$CHECKSUMS_URL" -o "$TMP_DIR/checksums.txt"; then
56    echo "Error: Failed to download checksums file"
57    exit 1
58fi
59
60echo "Downloading ${TARBALL}..."
61if ! curl -fsSL "$DOWNLOAD_URL" -o "$TMP_DIR/$TARBALL"; then
62    echo "Error: Failed to download ${TARBALL}"
63    exit 1
64fi
65
66# Verify checksum
67echo "Verifying checksum..."
68EXPECTED_CHECKSUM=$(grep -E "[[:space:]]${TARBALL}\$" "$TMP_DIR/checksums.txt" | awk '{print $1}')
69if [ -z "$EXPECTED_CHECKSUM" ]; then
70    echo "Error: Could not find checksum for ${TARBALL} in checksums.txt"
71    exit 1
72fi
73
74# Calculate actual checksum (works on both Linux and macOS)
75if command -v sha256sum >/dev/null 2>&1; then
76    ACTUAL_CHECKSUM=$(sha256sum "$TMP_DIR/$TARBALL" | awk '{print $1}')
77elif command -v shasum >/dev/null 2>&1; then
78    ACTUAL_CHECKSUM=$(shasum -a 256 "$TMP_DIR/$TARBALL" | awk '{print $1}')
79else
80    echo "Error: Neither 'sha256sum' nor 'shasum' was found. Cannot verify checksum."
81    echo ""
82    echo "Please install one of these tools:"
83    echo "  Debian/Ubuntu: sudo apt-get install coreutils"
84    echo "  Fedora/RHEL:   sudo dnf install coreutils"
85    echo "  Alpine:        apk add coreutils"
86    echo "  macOS:         shasum should be pre-installed"
87    exit 1
88fi
89
90if [ "$EXPECTED_CHECKSUM" != "$ACTUAL_CHECKSUM" ]; then
91    echo "Error: Checksum verification failed!"
92    echo "Expected: $EXPECTED_CHECKSUM"
93    echo "Actual:   $ACTUAL_CHECKSUM"
94    echo "The downloaded file may be corrupted or tampered with."
95    exit 1
96fi
97echo "Checksum verified successfully."
98
99echo "Extracting..."
100tar -xzf "$TMP_DIR/$TARBALL" -C "$TMP_DIR"
101
102echo "Installing to ${INSTALL_DIR}..."
103if [ -w "$INSTALL_DIR" ]; then
104    mv "$TMP_DIR/gordon" "$INSTALL_DIR/gordon"
105else
106    echo "sudo required to install to ${INSTALL_DIR}"
107    sudo mv "$TMP_DIR/gordon" "$INSTALL_DIR/gordon"
108fi
109
110# Verify installation
111if command -v gordon >/dev/null 2>&1; then
112    echo ""
113    echo "Gordon installed successfully!"
114    gordon version
115else
116    echo ""
117    echo "Installation complete. You may need to add ${INSTALL_DIR} to your PATH."
118fi