diff options
| -rw-r--r-- | filters/provider/src/main/java/org/onap/ccsdk/sli/core/filters/RequestResponseLoggingFilter.java | 471 |
1 files changed, 231 insertions, 240 deletions
diff --git a/filters/provider/src/main/java/org/onap/ccsdk/sli/core/filters/RequestResponseLoggingFilter.java b/filters/provider/src/main/java/org/onap/ccsdk/sli/core/filters/RequestResponseLoggingFilter.java index 7b48a2361..c49729595 100644 --- a/filters/provider/src/main/java/org/onap/ccsdk/sli/core/filters/RequestResponseLoggingFilter.java +++ b/filters/provider/src/main/java/org/onap/ccsdk/sli/core/filters/RequestResponseLoggingFilter.java @@ -3,7 +3,7 @@ * ONAP : CCSDK * ================================================================================ * Copyright (C) 2017 AT&T Intellectual Property. All rights - * reserved. + * reserved. * ================================================================================ * Modifications Copyright (C) 2018 IBM. * ================================================================================ @@ -32,7 +32,6 @@ import java.io.InputStreamReader; import java.io.PrintWriter; import java.util.Enumeration; import java.util.zip.GZIPInputStream; - import javax.servlet.Filter; import javax.servlet.FilterChain; import javax.servlet.FilterConfig; @@ -50,272 +49,264 @@ import javax.servlet.http.HttpServletResponseWrapper; public class RequestResponseLoggingFilter implements Filter { - private static org.slf4j.Logger log = org.slf4j.LoggerFactory.getLogger("org.onap.ccsdk.sli.core.filters.request.response"); - - private static class ByteArrayServletStream extends ServletOutputStream { - - ByteArrayOutputStream baos; - - ByteArrayServletStream(ByteArrayOutputStream baos) { - this.baos = baos; - } - - @Override - public void write(int param) throws IOException { - baos.write(param); - } - - @Override - public boolean isReady() { - return true; - } - - @Override - public void setWriteListener(WriteListener arg0) { - //this method does nothing - - } - } - - private static class ByteArrayPrintWriter { - - private ByteArrayOutputStream baos = new ByteArrayOutputStream(); - - private PrintWriter pw = new PrintWriter(baos); + private static org.slf4j.Logger log = + org.slf4j.LoggerFactory.getLogger("org.onap.ccsdk.sli.core.filters.request.response"); - private ServletOutputStream sos = new ByteArrayServletStream(baos); + private static class ByteArrayServletStream extends ServletOutputStream { - public PrintWriter getWriter() { - return pw; - } + ByteArrayOutputStream baos; - public ServletOutputStream getStream() { - return sos; - } + ByteArrayServletStream(ByteArrayOutputStream baos) { + this.baos = baos; + } - byte[] toByteArray() { - return baos.toByteArray(); - } - } + @Override + public void write(int param) throws IOException { + baos.write(param); + } - private class BufferedServletInputStream extends ServletInputStream { + @Override + public boolean isReady() { + return true; + } - ByteArrayInputStream bais; + @Override + public void setWriteListener(WriteListener arg0) { + // this method does nothing - public BufferedServletInputStream(ByteArrayInputStream bais) { - this.bais = bais; - } + } + } - @Override - public int available() { - return bais.available(); - } + private static class ByteArrayPrintWriter extends PrintWriter { + private ByteArrayOutputStream baos; - @Override - public int read() { - return bais.read(); - } + public ByteArrayPrintWriter(ByteArrayOutputStream out) { + super(out); + this.baos = out; + } - @Override - public int read(byte[] buf, int off, int len) { - return bais.read(buf, off, len); - } + public ServletOutputStream getStream() { + return new ByteArrayServletStream(baos); + } - @Override - public boolean isFinished() { - return available() < 1; - } + } - @Override - public boolean isReady() { - return true; - } + private class BufferedServletInputStream extends ServletInputStream { - @Override - public void setReadListener(ReadListener arg0) { - // this method does nothing - } + ByteArrayInputStream bais; - } + public BufferedServletInputStream(ByteArrayInputStream bais) { + this.bais = bais; + } - private class BufferedRequestWrapper extends HttpServletRequestWrapper { + @Override + public int available() { + return bais.available(); + } - ByteArrayInputStream bais; + @Override + public int read() { + return bais.read(); + } - ByteArrayOutputStream baos; + @Override + public int read(byte[] buf, int off, int len) { + return bais.read(buf, off, len); + } - BufferedServletInputStream bsis; + @Override + public boolean isFinished() { + return available() < 1; + } - byte[] buffer; + @Override + public boolean isReady() { + return true; + } - public BufferedRequestWrapper(HttpServletRequest req) throws IOException { - super(req); + @Override + public void setReadListener(ReadListener arg0) { + // this method does nothing + } - InputStream is = req.getInputStream(); - baos = new ByteArrayOutputStream(); - byte[] buf = new byte[1024]; - int letti; - while ((letti = is.read(buf)) > 0) { - baos.write(buf, 0, letti); - } - buffer = baos.toByteArray(); + } - } + private class BufferedRequestWrapper extends HttpServletRequestWrapper { - @Override - public ServletInputStream getInputStream() { - try { - bais = new ByteArrayInputStream(buffer); - bsis = new BufferedServletInputStream(bais); - } catch (Exception ex) { - log.error("Exception in getInputStream",ex); - } + ByteArrayInputStream bais; - return bsis; - } + ByteArrayOutputStream baos; - public byte[] getBuffer() { - return buffer; - } + BufferedServletInputStream bsis; - } + byte[] buffer; - @Override - public void init(FilterConfig filterConfig) throws ServletException { - //this method does nothing - } + public BufferedRequestWrapper(HttpServletRequest req) throws IOException { + super(req); - @Override - public void doFilter(ServletRequest servletRequest, ServletResponse servletResponse, FilterChain filterChain) - throws IOException, ServletException { + InputStream is = req.getInputStream(); + baos = new ByteArrayOutputStream(); + byte[] buf = new byte[1024]; + int letti; + while ((letti = is.read(buf)) > 0) { + baos.write(buf, 0, letti); + } + buffer = baos.toByteArray(); - final HttpServletRequest httpRequest = (HttpServletRequest) servletRequest; - BufferedRequestWrapper bufferedRequest = new BufferedRequestWrapper(httpRequest); + } + + @Override + public ServletInputStream getInputStream() { + try { + bais = new ByteArrayInputStream(buffer); + bsis = new BufferedServletInputStream(bais); + } catch (Exception ex) { + log.error("Exception in getInputStream", ex); + } + + return bsis; + } + + public byte[] getBuffer() { + return buffer; + } + + } - StringBuilder requestHeaders = new StringBuilder("REQUEST|"); - requestHeaders.append(httpRequest.getMethod()); - requestHeaders.append(":"); - requestHeaders.append(httpRequest.getRequestURL().toString()); - requestHeaders.append("|"); - String header; - for (Enumeration<String> e = httpRequest.getHeaderNames(); e.hasMoreElements();) { - header = e.nextElement(); - requestHeaders.append(header); - requestHeaders.append(":"); - requestHeaders.append(httpRequest.getHeader(header)); - requestHeaders.append(";"); - - } - log.info(requestHeaders.toString()); - - log.info("REQUEST BODY|" + new String(bufferedRequest.getBuffer())); - - final HttpServletResponse response = (HttpServletResponse) servletResponse; - - final ByteArrayPrintWriter pw = new ByteArrayPrintWriter(); - HttpServletResponse wrappedResp = new HttpServletResponseWrapper(response) { - @Override - public PrintWriter getWriter() { - return pw.getWriter(); - } - - @Override - public ServletOutputStream getOutputStream() { - return pw.getStream(); - } - - }; - - try { - - filterChain.doFilter(bufferedRequest, wrappedResp); - - }catch (Exception e){ - log.error("Chain Exception",e); - throw e; - } finally { - byte[] bytes = pw.toByteArray(); - response.getOutputStream().write(bytes); - response.getOutputStream().flush(); - - StringBuilder responseHeaders = new StringBuilder("RESPONSE HEADERS|"); - - for (String headerName : response.getHeaderNames()) { - responseHeaders.append(headerName); - responseHeaders.append(":"); - responseHeaders.append(response.getHeader(headerName)); - responseHeaders.append(";"); - - } - log.info(responseHeaders.toString()); - - if ("gzip".equals(response.getHeader("Content-Encoding"))) { - - log.info("UNGZIPED RESPONSE BODY|" + decompressGZIPByteArray(bytes)); - - } else { - - log.info("RESPONSE BODY|" + new String(bytes)); - } - } - } - - @Override - public void destroy() { - //this method does nothing - } - - private String decompressGZIPByteArray(byte[] bytes) { - - BufferedReader in = null; - InputStreamReader inR = null; - ByteArrayInputStream byteS = null; - GZIPInputStream gzS = null; - StringBuilder str = new StringBuilder(); - try { - byteS = new ByteArrayInputStream(bytes); - gzS = new GZIPInputStream(byteS); - inR = new InputStreamReader(gzS); - in = new BufferedReader(inR); - - if (in != null) { - - String content; - - while ((content = in.readLine()) != null) { - str.append(content); - } - } - - } catch (Exception e) { - log.error("Failed get read GZIPInputStream", e); - } finally { - - if (byteS != null) - try { - byteS.close(); - } catch (IOException e1) { - log.error("Failed to close ByteStream", e1); - } - if (gzS != null) - try { - gzS.close(); - } catch (IOException e2) { - log.error("Failed to close GZStream", e2); - } - if (inR != null) - try { - inR.close(); - } catch (IOException e3) { - log.error("Failed to close InputReader", e3); - } - if (in != null) - try { - in.close(); - } catch (IOException e) { - log.error("Failed to close BufferedReader", e); - } - } - return str.toString(); - } + @Override + public void init(FilterConfig filterConfig) throws ServletException { + // this method does nothing + } + + @Override + public void doFilter(ServletRequest servletRequest, ServletResponse servletResponse, FilterChain filterChain) + throws IOException, ServletException { + + final HttpServletRequest httpRequest = (HttpServletRequest) servletRequest; + BufferedRequestWrapper bufferedRequest = new BufferedRequestWrapper(httpRequest); + + StringBuilder requestHeaders = new StringBuilder("REQUEST|"); + requestHeaders.append(httpRequest.getMethod()); + requestHeaders.append(":"); + requestHeaders.append(httpRequest.getRequestURL().toString()); + requestHeaders.append("|"); + String header; + for (Enumeration<String> e = httpRequest.getHeaderNames(); e.hasMoreElements();) { + header = e.nextElement(); + requestHeaders.append(header); + requestHeaders.append(":"); + requestHeaders.append(httpRequest.getHeader(header)); + requestHeaders.append(";"); + + } + log.info(requestHeaders.toString()); + + log.info("REQUEST BODY|" + new String(bufferedRequest.getBuffer())); + + final HttpServletResponse response = (HttpServletResponse) servletResponse; + final ByteArrayOutputStream baos = new ByteArrayOutputStream(); + final ByteArrayPrintWriter pw = new ByteArrayPrintWriter(baos); + + HttpServletResponse wrappedResp = new HttpServletResponseWrapper(response) { + @Override + public PrintWriter getWriter() { + return pw; + } + + @Override + public ServletOutputStream getOutputStream() { + return pw.getStream(); + } + }; + + try { + filterChain.doFilter(bufferedRequest, wrappedResp); + } catch (Exception e) { + log.error("Chain Exception", e); + throw e; + } finally { + byte[] bytes = baos.toByteArray(); + response.getOutputStream().write(bytes); + response.getOutputStream().flush(); + + StringBuilder responseHeaders = new StringBuilder("RESPONSE HEADERS|"); + + for (String headerName : response.getHeaderNames()) { + responseHeaders.append(headerName); + responseHeaders.append(":"); + responseHeaders.append(response.getHeader(headerName)); + responseHeaders.append(";"); + + } + log.info(responseHeaders.toString()); + + if ("gzip".equals(response.getHeader("Content-Encoding"))) { + + log.info("UNGZIPED RESPONSE BODY|" + decompressGZIPByteArray(bytes)); + + } else { + + log.info("RESPONSE BODY|" + new String(bytes)); + } + } + } + + @Override + public void destroy() { + // this method does nothing + } + + private String decompressGZIPByteArray(byte[] bytes) { + + BufferedReader in = null; + InputStreamReader inR = null; + ByteArrayInputStream byteS = null; + GZIPInputStream gzS = null; + StringBuilder str = new StringBuilder(); + try { + byteS = new ByteArrayInputStream(bytes); + gzS = new GZIPInputStream(byteS); + inR = new InputStreamReader(gzS); + in = new BufferedReader(inR); + + if (in != null) { + + String content; + + while ((content = in.readLine()) != null) { + str.append(content); + } + } + + } catch (Exception e) { + log.error("Failed get read GZIPInputStream", e); + } finally { + + if (byteS != null) + try { + byteS.close(); + } catch (IOException e1) { + log.error("Failed to close ByteStream", e1); + } + if (gzS != null) + try { + gzS.close(); + } catch (IOException e2) { + log.error("Failed to close GZStream", e2); + } + if (inR != null) + try { + inR.close(); + } catch (IOException e3) { + log.error("Failed to close InputReader", e3); + } + if (in != null) + try { + in.close(); + } catch (IOException e) { + log.error("Failed to close BufferedReader", e); + } + } + return str.toString(); + } } |