public void copyLogsFromJournalctl()

in src/main/java/co/elastic/support/util/RemoteSystem.java [202:232]

• 24 lines of code
• 4 McCabe index (conditional complexity)

    public void copyLogsFromJournalctl(String serviceName, String targetDir) {

        ChannelSftp channelSftp = null;
        String tempDir = "templogs";
        String mkdir = "mkdir templogs";
        String journalctl = "journalctl -u {{SERVICE}} > '{{TEMP}}/{{SERVICE}}.log'";
        journalctl = journalctl.replace("{{SERVICE}}", serviceName);
        journalctl = journalctl.replace("{{TEMP}}", tempDir);
       
        try {
            runCommand(mkdir);
            runCommand(journalctl);

            // Now they have been moved from the log directory into the temp dir created in the user's home
            // we can move them to the the calling host. It should pull them all in one pass.
            channelSftp = (ChannelSftp) session.openChannel("sftp");
            channelSftp.connect();
            channelSftp.get("templogs/*", targetDir);
            channelSftp.exit();

            // clean up the temp logs on the remote host
            runCommand("rm -Rf templogs");
        } catch (Exception e) {
            logger.info(Constants.CONSOLE, "Error occurred copying remote logfiles. {}", Constants.CHECK_LOG);
            logger.error( e);
        } finally {
            if(channelSftp != null && channelSftp.isConnected()){
                channelSftp.disconnect();
            }
        }
    }