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Usage: prepare " case "${platform}" in rpm) LOCAL_VER=$(rpm -q ${SVC_NAME} --qf '%{VERSION}') url=$(grep baseurl <"/etc/yum.repos.d/${SVC_NAME}.repo" | cut -f 2 -d=) url=$(echo "${url}/${SVC_NAME}." | sed -e "s|\$basearch|${ARCH}|g") ;; deb) LOCAL_VER=$(dpkg -s ${SVC_NAME} | grep Version | cut -f 2 -d: | tr -d '[:space:]') LOCAL_KEYRING_VER=$(dpkg -s ${KEYRING_PKG} | grep Version | cut -f 2 -d: | tr -d '[:space:]') url=$(cut -f 3 -d' ' <"/etc/apt/sources.list.d/${SVC_NAME}.list") KEYRING_PKG_PATTERN=$(echo "${url}/pool/main/main/d/${KEYRING_PKG}/${KEYRING_PKG}_" | grep "/" | cut -d"/" -f4-) url="${url}/pool/main/main/d/${SVC_NAME}/${SVC_NAME}_" ;; esac REPO_HOST=$(echo "${url}" | grep "/" | cut -d"/" -f1-3) PKG_PATTERN=$(echo "${url}" | grep "/" | cut -d"/" -f4-) echo "Package Host: ${REPO_HOST}" echo "Package Path: ${PKG_PATTERN}" if [ -n "${KEYRING_PKG_PATTERN}" ]; then echo "Keyring Path: ${KEYRING_PKG_PATTERN}" echo "Local Keyring:${LOCAL_KEYRING_VER}" fi echo "Local Version:${LOCAL_VER}" } find_latest_pkg() { platform=${1:-} [ -z "${platform}" ] && abort "Destination repository is required. Usage: find_latest_pkg " echo "Checking Latest Version..." case "${platform}" in rpm) repo_tree=$(curl -sSL "${REPO_HOST}") ;; deb) repo_tree=$(wget -qO- "${REPO_HOST}") if [ -n "${KEYRING_PKG_PATTERN}" ]; then keyring_pkgs=$(echo "${repo_tree}" | grep -oP '(?<=Key>'"${KEYRING_PKG_PATTERN}"')[^<]+' | tr ' ' '\n') sorted_pkgs=$(echo "${keyring_pkgs}" | sort -V) LATEST_KEYRING_VER=$(echo "${sorted_pkgs}" | tail -1 | grep -oP '\d+\.\d+\.\d+') echo "Latest keyring package:${LATEST_KEYRING_VER}" fi ;; esac files=$(echo "${repo_tree}" | grep -oP '(?<=Key>'"${PKG_PATTERN}"')[^<]+' | tr ' ' '\n') sorted_files=$(echo "${files}" | sort -V) LATEST_VER=$(echo "${sorted_files}" | tail -1 | grep -oP '\d+\.\d+\.\d+') echo "Latest agent package:${LATEST_VER}" } not_supported() { cat <<-EOF This script does not support the OS/Distribution on this machine. If you feel that this is an error contact support@digitalocean.com EOF exit 2 } # abort with an error message abort() { echo "ERROR: $1" >/dev/stderr exit 1 } main