alby-hub/scripts/verify.sh
Roman D 004884c07f
feat: verify package signatures (#1220)
* feat: archive integrity verification WIP

* feat: archive integrity verification in the aarch64 update script

* chore: extract verification into a separate file

* feat: add signature verification to all installation and update scripts

* fix: pass correct filenames when invoking the verification script
2025-04-15 23:54:58 +07:00

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1.9 KiB
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#!/bin/bash
MANIFEST_URL="https://getalby.com/install/hub/manifest.txt"
SIGNATURE_URL="https://getalby.com/install/hub/manifest.txt.asc"
verify_package() {
local archive_file="${1}"
local filename_in_manifest="${2}"
local response=""
while true; do
read -r -p "Verify package signature and integrity? (Y/N): " response
case "$response" in
[Yy]) break ;;
[Nn]) echo "Verification skipped." ; return 0 ;;
*) echo "Invalid input. Please enter Y or N." ;;
esac
done
for cmd in gpg sha256sum; do
if ! command -v "$cmd" &>/dev/null; then
echo "❌ Required command '$cmd' is not available." >&2
return 1
fi
done
echo "Downloading manifest file..."
if ! wget -q "$MANIFEST_URL"; then
echo "❌ Failed to download manifest file." >&2
return 1
fi
echo "Downloading manifest signature file..."
if ! wget -q "$SIGNATURE_URL"; then
echo "❌ Failed to download manifest signature file." >&2
return 1
fi
if ! gpg --batch --verify "manifest.txt.asc" "manifest.txt"; then
echo "❌ GPG signature verification failed!" >&2
echo "Visit https://github.com/getAlby/hub/releases for more information on how to verify the release" >&2
return 1
fi
local expected_hash
expected_hash=$(grep "${filename_in_manifest}" "manifest.txt" | awk '{print $1}') || true
if [[ -z "$expected_hash" ]]; then
echo "❌ No hash entry found for ${filename_in_manifest} in the manifest." >&2
return 1
fi
local actual_hash
actual_hash=$(sha256sum "$archive_file" | awk '{print $1}')
if [[ "$expected_hash" != "$actual_hash" ]]; then
echo "❌ SHA256 hash mismatch! The file may be corrupted or tampered with." >&2
return 1
fi
echo "✅ Verification successful. The package is authentic and intact."
return 0
}
if [[ $# -ne 2 ]]; then
echo "Usage: $0 <archive_file> <filename_in_manifest>"
exit 1
fi
verify_package "$1" "$2"
if [[ $? -ne 0 ]]; then
exit 1
fi