ceph_version.py 文件源码

def get_package_version(prefix, connection, package_name):
    command = "dpkg-query --showformat='${Version}' --show %s" % shlex.quote(
        package_name)
    result = await connection.run(command)

    if result.exit_status != os.EX_OK:
        click.echo(
            "{0}package (failed {1}): {2} - {3}".format(
                prefix, result.exit_status, package_name, result.stderr.strip()
            )
        )
    else:
        click.echo(
            "{0}package (ok): {1}=={2}".format(
                prefix, package_name, result.stdout.strip()
            )
        )