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cleanup various warnings and TODOs in CustomRequestLog 

Signed-off-by: Lachlan Roberts <lachlan@webtide.com>
This commit is contained in:
Lachlan Roberts 2020-08-20 12:02:00 +10:00
parent 37a8e44347
commit 12381e9cf5
2 changed files with 78 additions and 37 deletions
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107
jetty-server/src/main/java/org/eclipse/jetty/server/CustomRequestLog.java
View File

@ -30,6 +30,7 @@ import java.util.concurrent.TimeUnit;
import java.util.function.Supplier;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import java.util.stream.Collectors;
import javax.servlet.http.Cookie;
import javax.servlet.http.HttpServletRequest;
@ -274,18 +275,15 @@ public class CustomRequestLog extends ContainerLifeCycle implements RequestLog
protected static final Logger LOG = Log.getLogger(CustomRequestLog.class);
public static final String DEFAULT_DATE_FORMAT = "dd/MMM/yyyy:HH:mm:ss ZZZ";
public static final String NCSA_FORMAT = "%{client}a - %u %t \"%r\" %s %O";
public static final String EXTENDED_NCSA_FORMAT = "%{client}a - %u %t \"%r\" %s %O \"%{Referer}i\" \"%{User-Agent}i\"";
public static final String EXTENDED_NCSA_FORMAT = NCSA_FORMAT + " \"%{Referer}i\" \"%{User-Agent}i\"";
private static final ThreadLocal<StringBuilder> _buffers = ThreadLocal.withInitial(() -> new StringBuilder(256));
private static ThreadLocal<StringBuilder> _buffers = ThreadLocal.withInitial(() -> new StringBuilder(256));
private String[] _ignorePaths;
private transient PathMappings<String> _ignorePathMap;
private RequestLog.Writer _requestLogWriter;
private final RequestLog.Writer _requestLogWriter;
private final MethodHandle _logHandle;
private final String _formatString;
private transient PathMappings<String> _ignorePathMap;
private String[] _ignorePaths;
public CustomRequestLog(RequestLog.Writer writer, String formatString)
{
@ -445,8 +443,10 @@ public class CustomRequestLog extends ContainerLifeCycle implements RequestLog
{
if (t.isLiteralString())
logHandle = updateLogHandle(logHandle, append, t.literal);
else
else if (t.isPercentCode())
logHandle = updateLogHandle(logHandle, append, lookup, t.code, t.arg, t.modifiers, t.negated);
else
throw new IllegalStateException("bad token " + t);
}
return logHandle;
@ -479,6 +479,7 @@ public class CustomRequestLog extends ContainerLifeCycle implements RequestLog
String arg = m.group("ARG");
String modifierString = m.group("MOD");
List<Integer> modifiers = null;
boolean negated = false;
if (modifierString != null)
{
@ -487,9 +488,14 @@ public class CustomRequestLog extends ContainerLifeCycle implements RequestLog
modifierString = modifierString.substring(1);
negated = true;
}
modifiers = new QuotedCSV(modifierString)
.getValues()
.stream()
.map(Integer::parseInt)
.collect(Collectors.toList());
}
List<String> modifiers = new QuotedCSV(modifierString).getValues();
tokens.add(new Token(code, arg, modifiers, negated));
}
else if (m.group("LITERAL") != null)
@ -517,18 +523,17 @@ public class CustomRequestLog extends ContainerLifeCycle implements RequestLog
{
public final String code;
public final String arg;
public final List<String> modifiers;
public final List<Integer> modifiers;
public final boolean negated;
public final String literal;
public Token(String code, String arg, List<String> modifiers, boolean negated)
public Token(String code, String arg, List<Integer> modifiers, boolean negated)
{
this.code = code;
this.arg = arg;
this.modifiers = modifiers;
this.negated = negated;
this.literal = null;
}
@ -538,7 +543,6 @@ public class CustomRequestLog extends ContainerLifeCycle implements RequestLog
this.arg = null;
this.modifiers = null;
this.negated = false;
this.literal = literal;
}
@ -558,21 +562,16 @@ public class CustomRequestLog extends ContainerLifeCycle implements RequestLog
return foldArguments(logHandle, dropArguments(dropArguments(append.bindTo(literal), 1, Request.class), 2, Response.class));
}
//TODO use integer comparisons instead of strings
private static boolean modify(List<String> modifiers, Boolean negated, StringBuilder b, Request request, Response response)
@SuppressWarnings("unused")
private static boolean modify(List<Integer> modifiers, Boolean negated, StringBuilder b, Request request, Response response)
{
String responseCode = Integer.toString(response.getStatus());
if (negated)
{
return (!modifiers.contains(responseCode));
}
return !modifiers.contains(response.getStatus());
else
{
return (modifiers.contains(responseCode));
}
return modifiers.contains(response.getStatus());
}
private MethodHandle updateLogHandle(MethodHandle logHandle, MethodHandle append, MethodHandles.Lookup lookup, String code, String arg, List<String> modifiers, boolean negated) throws NoSuchMethodException, IllegalAccessException
private MethodHandle updateLogHandle(MethodHandle logHandle, MethodHandle append, MethodHandles.Lookup lookup, String code, String arg, List<Integer> modifiers, boolean negated) throws NoSuchMethodException, IllegalAccessException
{
MethodType logType = methodType(void.class, StringBuilder.class, Request.class, Response.class);
MethodType logTypeArg = methodType(void.class, String.class, StringBuilder.class, Request.class, Response.class);
@ -908,12 +907,12 @@ public class CustomRequestLog extends ContainerLifeCycle implements RequestLog
if (modifiers != null && !modifiers.isEmpty())
{
MethodHandle modifierTest = lookup.findStatic(CustomRequestLog.class, "modify", methodType(Boolean.TYPE, List.class, Boolean.class, StringBuilder.class, Request.class, Response.class));
MethodHandle dash = updateLogHandle(logHandle, append, "-");
MethodHandle log = foldArguments(logHandle, specificHandle);
modifierTest = modifierTest.bindTo(modifiers).bindTo(negated);
MethodHandle modifierTest = lookup.findStatic(CustomRequestLog.class, "modify",
methodType(Boolean.TYPE, List.class, Boolean.class, StringBuilder.class, Request.class, Response.class));
modifierTest = modifierTest.bindTo(modifiers).bindTo(negated);
return MethodHandles.guardWithTest(modifierTest, log, dash);
}
@ -921,57 +920,67 @@ public class CustomRequestLog extends ContainerLifeCycle implements RequestLog
}
//-----------------------------------------------------------------------------------//
@SuppressWarnings("unused")
private static void logNothing(StringBuilder b, Request request, Response response)
{
}
@SuppressWarnings("unused")
private static void logServerHost(StringBuilder b, Request request, Response response)
{
append(b, request.getServerName());
}
@SuppressWarnings("unused")
private static void logClientHost(StringBuilder b, Request request, Response response)
{
append(b, request.getRemoteHost());
}
@SuppressWarnings("unused")
private static void logLocalHost(StringBuilder b, Request request, Response response)
{
append(b, request.getHttpChannel().getEndPoint().getLocalAddress().getAddress().getHostAddress());
}
@SuppressWarnings("unused")
private static void logRemoteHost(StringBuilder b, Request request, Response response)
{
append(b, request.getHttpChannel().getEndPoint().getRemoteAddress().getAddress().getHostAddress());
}
@SuppressWarnings("unused")
private static void logServerPort(StringBuilder b, Request request, Response response)
{
b.append(request.getServerPort());
}
@SuppressWarnings("unused")
private static void logClientPort(StringBuilder b, Request request, Response response)
{
b.append(request.getRemotePort());
}
@SuppressWarnings("unused")
private static void logLocalPort(StringBuilder b, Request request, Response response)
{
b.append(request.getHttpChannel().getEndPoint().getLocalAddress().getPort());
}
@SuppressWarnings("unused")
private static void logRemotePort(StringBuilder b, Request request, Response response)
{
b.append(request.getHttpChannel().getEndPoint().getRemoteAddress().getPort());
}
@SuppressWarnings("unused")
private static void logResponseSize(StringBuilder b, Request request, Response response)
{
long written = response.getHttpChannel().getBytesWritten();
b.append(written);
}
@SuppressWarnings("unused")
private static void logResponseSizeCLF(StringBuilder b, Request request, Response response)
{
long written = response.getHttpChannel().getBytesWritten();
@ -981,11 +990,13 @@ public class CustomRequestLog extends ContainerLifeCycle implements RequestLog
b.append(written);
}
@SuppressWarnings("unused")
private static void logBytesSent(StringBuilder b, Request request, Response response)
{
b.append(response.getHttpChannel().getBytesWritten());
}
@SuppressWarnings("unused")
private static void logBytesSentCLF(StringBuilder b, Request request, Response response)
{
long sent = response.getHttpChannel().getBytesWritten();
@ -995,38 +1006,39 @@ public class CustomRequestLog extends ContainerLifeCycle implements RequestLog
b.append(sent);
}
@SuppressWarnings("unused")
private static void logBytesReceived(StringBuilder b, Request request, Response response)
{
//todo this be content received rather than consumed
b.append(request.getHttpInput().getContentConsumed());
b.append(request.getHttpInput().getContentReceived());
}
@SuppressWarnings("unused")
private static void logBytesReceivedCLF(StringBuilder b, Request request, Response response)
{
//todo this be content received rather than consumed
long received = request.getHttpInput().getContentConsumed();
long received = request.getHttpInput().getContentReceived();
if (received == 0)
b.append('-');
else
b.append(received);
}
@SuppressWarnings("unused")
private static void logBytesTransferred(StringBuilder b, Request request, Response response)
{
//todo this be content received rather than consumed
b.append(request.getHttpInput().getContentConsumed() + response.getHttpOutput().getWritten());
b.append(request.getHttpInput().getContentReceived() + response.getHttpOutput().getWritten());
}
@SuppressWarnings("unused")
private static void logBytesTransferredCLF(StringBuilder b, Request request, Response response)
{
//todo this be content received rather than consumed
long transferred = request.getHttpInput().getContentConsumed() + response.getHttpOutput().getWritten();
long transferred = request.getHttpInput().getContentReceived() + response.getHttpOutput().getWritten();
if (transferred == 0)
b.append('-');
else
b.append(transferred);
}
@SuppressWarnings("unused")
private static void logRequestCookie(String arg, StringBuilder b, Request request, Response response)
{
Cookie[] cookies = request.getCookies();
@ -1045,6 +1057,7 @@ public class CustomRequestLog extends ContainerLifeCycle implements RequestLog
b.append('-');
}
@SuppressWarnings("unused")
private static void logRequestCookies(StringBuilder b, Request request, Response response)
{
Cookie[] cookies = request.getCookies();
@ -1063,11 +1076,13 @@ public class CustomRequestLog extends ContainerLifeCycle implements RequestLog
}
}
@SuppressWarnings("unused")
private static void logEnvironmentVar(String arg, StringBuilder b, Request request, Response response)
{
append(b, System.getenv(arg));
}
@SuppressWarnings("unused")
private static void logFilename(StringBuilder b, Request request, Response response)
{
UserIdentity.Scope scope = request.getUserIdentityScope();
@ -1082,16 +1097,19 @@ public class CustomRequestLog extends ContainerLifeCycle implements RequestLog
}
}
@SuppressWarnings("unused")
private static void logRequestProtocol(StringBuilder b, Request request, Response response)
{
append(b, request.getProtocol());
}
@SuppressWarnings("unused")
private static void logRequestHeader(String arg, StringBuilder b, Request request, Response response)
{
append(b, request.getHeader(arg));
}
@SuppressWarnings("unused")
private static void logKeepAliveRequests(StringBuilder b, Request request, Response response)
{
long requests = request.getHttpChannel().getConnection().getMessagesIn();
@ -1101,21 +1119,25 @@ public class CustomRequestLog extends ContainerLifeCycle implements RequestLog
b.append('-');
}
@SuppressWarnings("unused")
private static void logRequestMethod(StringBuilder b, Request request, Response response)
{
append(b, request.getMethod());
}
@SuppressWarnings("unused")
private static void logResponseHeader(String arg, StringBuilder b, Request request, Response response)
{
append(b, response.getHeader(arg));
}
@SuppressWarnings("unused")
private static void logQueryString(StringBuilder b, Request request, Response response)
{
append(b, "?" + request.getQueryString());
}
@SuppressWarnings("unused")
private static void logRequestFirstLine(StringBuilder b, Request request, Response response)
{
append(b, request.getMethod());
@ -1125,17 +1147,19 @@ public class CustomRequestLog extends ContainerLifeCycle implements RequestLog
append(b, request.getProtocol());
}
@SuppressWarnings("unused")
private static void logRequestHandler(StringBuilder b, Request request, Response response)
{
append(b, request.getServletName());
}
@SuppressWarnings("unused")
private static void logResponseStatus(StringBuilder b, Request request, Response response)
{
//todo can getCommittedMetaData be null? check what happens when its aborted
b.append(response.getCommittedMetaData().getStatus());
}
@SuppressWarnings("unused")
private static void logRequestTime(DateCache dateCache, StringBuilder b, Request request, Response response)
{
b.append('[');
@ -1143,6 +1167,7 @@ public class CustomRequestLog extends ContainerLifeCycle implements RequestLog
b.append(']');
}
@SuppressWarnings("unused")
private static void logLatencyMicroseconds(StringBuilder b, Request request, Response response)
{
long currentTime = System.currentTimeMillis();
@ -1154,38 +1179,45 @@ public class CustomRequestLog extends ContainerLifeCycle implements RequestLog
b.append(latencyUs);
}
@SuppressWarnings("unused")
private static void logLatencyMilliseconds(StringBuilder b, Request request, Response response)
{
long latency = System.currentTimeMillis() - request.getTimeStamp();
b.append(latency);
}
@SuppressWarnings("unused")
private static void logLatencySeconds(StringBuilder b, Request request, Response response)
{
long latency = System.currentTimeMillis() - request.getTimeStamp();
b.append(TimeUnit.MILLISECONDS.toSeconds(latency));
}
@SuppressWarnings("unused")
private static void logRequestAuthentication(StringBuilder b, Request request, Response response)
{
append(b, getAuthentication(request, false));
}
@SuppressWarnings("unused")
private static void logRequestAuthenticationWithDeferred(StringBuilder b, Request request, Response response)
{
append(b, getAuthentication(request, true));
}
@SuppressWarnings("unused")
private static void logUrlRequestPath(StringBuilder b, Request request, Response response)
{
append(b, request.getRequestURI());
}
@SuppressWarnings("unused")
private static void logConnectionStatus(StringBuilder b, Request request, Response response)
{
b.append(request.getHttpChannel().isResponseCompleted() ? (request.getHttpChannel().isPersistent() ? '+' : '-') : 'X');
}
@SuppressWarnings("unused")
private static void logRequestTrailer(String arg, StringBuilder b, Request request, Response response)
{
HttpFields trailers = request.getTrailers();
@ -1195,6 +1227,7 @@ public class CustomRequestLog extends ContainerLifeCycle implements RequestLog
b.append('-');
}
@SuppressWarnings("unused")
private static void logResponseTrailer(String arg, StringBuilder b, Request request, Response response)
{
Supplier<HttpFields> supplier = response.getTrailers();

8
jetty-server/src/main/java/org/eclipse/jetty/server/HttpInput.java
View File

@ -640,6 +640,14 @@ public class HttpInput extends ServletInputStream implements Runnable
}
}
public long getContentReceived()
{
synchronized (_inputQ)
{
return _contentArrived;
}
}
/**
* This method should be called to signal that an EOF has been detected before all the expected content arrived.
* <p>