diff options
| author | Andreas Fitzek <andreas.fitzek@iaik.tugraz.at> | 2014-07-15 18:51:47 +0200 |
|---|---|---|
| committer | Andreas Fitzek <andreas.fitzek@iaik.tugraz.at> | 2014-07-15 18:51:47 +0200 |
| commit | 9341b0be0b348797a7fa3e29a9cb047e76e1d81c (patch) | |
| tree | 25ff1420c4b323f2d96e3a6fb2eb206f96bcc8c9 | |
| parent | 2911310d53628b69c6dadbedc1d0abf33efb4cc2 (diff) | |
| download | pdf-as-4-9341b0be0b348797a7fa3e29a9cb047e76e1d81c.tar.gz pdf-as-4-9341b0be0b348797a7fa3e29a9cb047e76e1d81c.tar.bz2 pdf-as-4-9341b0be0b348797a7fa3e29a9cb047e76e1d81c.zip | |
Implemented Reload Service to reload configuration with restart
| -rw-r--r-- | pdf-as-web/src/main/java/at/gv/egiz/pdfas/web/servlets/ReloadServlet.java | 90 |
1 files changed, 90 insertions, 0 deletions
diff --git a/pdf-as-web/src/main/java/at/gv/egiz/pdfas/web/servlets/ReloadServlet.java b/pdf-as-web/src/main/java/at/gv/egiz/pdfas/web/servlets/ReloadServlet.java new file mode 100644 index 00000000..84e86634 --- /dev/null +++ b/pdf-as-web/src/main/java/at/gv/egiz/pdfas/web/servlets/ReloadServlet.java @@ -0,0 +1,90 @@ +package at.gv.egiz.pdfas.web.servlets; + +import java.io.IOException; +import java.io.OutputStream; + +import javax.servlet.ServletException; +import javax.servlet.http.HttpServlet; +import javax.servlet.http.HttpServletRequest; +import javax.servlet.http.HttpServletResponse; + +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +import at.gv.egiz.pdfas.web.config.WebConfiguration; +import at.gv.egiz.pdfas.web.helper.PdfAsHelper; + +public class ReloadServlet extends HttpServlet { + + /** + * + */ + private static final long serialVersionUID = 6108555300743896727L; + + private static final Logger logger = LoggerFactory + .getLogger(ReloadServlet.class); + + public static final String PDF_AS_WEB_CONF = "pdf-as-web.conf"; + public static final String PARAM_PASSWD = "PASSWD"; + + /** + * @see HttpServlet#HttpServlet() + */ + public ReloadServlet() { + super(); + } + + /** + * @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse + * response) + */ + protected void doGet(HttpServletRequest request, + HttpServletResponse response) throws ServletException, IOException { + + if(!WebConfiguration.getReloadEnabled()) { + logger.info("Reload Servlet disabled. " + request.getRemoteAddr() + " tried to call it"); + response.setStatus(HttpServletResponse.SC_FORBIDDEN); + response.setContentLength(0); + return; + } + + logger.info("Called Reload Servlet from: " + request.getRemoteAddr()); + + logger.info("Checking Password!"); + + String pwd = request.getParameter(PARAM_PASSWD); + + if(pwd == null) { + response.setStatus(HttpServletResponse.SC_FORBIDDEN); + response.setContentLength(0); + return; + } + + if(!pwd.equals(WebConfiguration.getReloadPassword())) { + response.setStatus(HttpServletResponse.SC_FORBIDDEN); + response.setContentLength(0); + return; + } + + String webconfig = System.getProperty(PDF_AS_WEB_CONF); + + if(webconfig == null) { + logger.error("No web configuration provided! Please specify: " + PDF_AS_WEB_CONF); + throw new RuntimeException("No web configuration provided! Please specify: " + PDF_AS_WEB_CONF); + } + + WebConfiguration.configure(webconfig); + PdfAsHelper.reloadConfig(); + + logger.info("Reloaded!"); + + StringBuilder sb = new StringBuilder(); + + sb.append("<html><head></head><body>OK</body></html>"); + + response.setContentType("text/html"); + OutputStream os = response.getOutputStream(); + os.write(sb.toString().getBytes()); + os.close(); + } +} |