241 lines
8.3 KiB
Java
241 lines
8.3 KiB
Java
/*
|
|
* Licensed to the Apache Software Foundation (ASF) under one or more
|
|
* contributor license agreements. See the NOTICE file distributed with
|
|
* this work for additional information regarding copyright ownership.
|
|
* The ASF licenses this file to You under the Apache License, Version 2.0
|
|
* (the "License"); you may not use this file except in compliance with
|
|
* the License. You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*/
|
|
package org.apache.coyote.ajp;
|
|
|
|
import java.util.Hashtable;
|
|
|
|
/**
|
|
* Constants.
|
|
*
|
|
* @author Remy Maucherat
|
|
*/
|
|
public final class Constants {
|
|
|
|
public static final int DEFAULT_CONNECTION_TIMEOUT = -1;
|
|
|
|
// Prefix codes for message types from server to container
|
|
public static final byte JK_AJP13_FORWARD_REQUEST = 2;
|
|
public static final byte JK_AJP13_SHUTDOWN = 7; // XXX Unused
|
|
public static final byte JK_AJP13_PING_REQUEST = 8; // XXX Unused
|
|
public static final byte JK_AJP13_CPING_REQUEST = 10;
|
|
|
|
// Prefix codes for message types from container to server
|
|
public static final byte JK_AJP13_SEND_BODY_CHUNK = 3;
|
|
public static final byte JK_AJP13_SEND_HEADERS = 4;
|
|
public static final byte JK_AJP13_END_RESPONSE = 5;
|
|
public static final byte JK_AJP13_GET_BODY_CHUNK = 6;
|
|
public static final byte JK_AJP13_CPONG_REPLY = 9;
|
|
|
|
// Integer codes for common response header strings
|
|
public static final int SC_RESP_CONTENT_TYPE = 0xA001;
|
|
public static final int SC_RESP_CONTENT_LANGUAGE = 0xA002;
|
|
public static final int SC_RESP_CONTENT_LENGTH = 0xA003;
|
|
public static final int SC_RESP_DATE = 0xA004;
|
|
public static final int SC_RESP_LAST_MODIFIED = 0xA005;
|
|
public static final int SC_RESP_LOCATION = 0xA006;
|
|
public static final int SC_RESP_SET_COOKIE = 0xA007;
|
|
public static final int SC_RESP_SET_COOKIE2 = 0xA008;
|
|
public static final int SC_RESP_SERVLET_ENGINE = 0xA009;
|
|
public static final int SC_RESP_STATUS = 0xA00A;
|
|
public static final int SC_RESP_WWW_AUTHENTICATE = 0xA00B;
|
|
public static final int SC_RESP_AJP13_MAX = 11;
|
|
|
|
// Integer codes for common (optional) request attribute names
|
|
public static final byte SC_A_CONTEXT = 1; // XXX Unused
|
|
public static final byte SC_A_SERVLET_PATH = 2; // XXX Unused
|
|
public static final byte SC_A_REMOTE_USER = 3;
|
|
public static final byte SC_A_AUTH_TYPE = 4;
|
|
public static final byte SC_A_QUERY_STRING = 5;
|
|
public static final byte SC_A_JVM_ROUTE = 6;
|
|
public static final byte SC_A_SSL_CERT = 7;
|
|
public static final byte SC_A_SSL_CIPHER = 8;
|
|
public static final byte SC_A_SSL_SESSION = 9;
|
|
public static final byte SC_A_SSL_KEY_SIZE = 11;
|
|
public static final byte SC_A_SECRET = 12;
|
|
public static final byte SC_A_STORED_METHOD = 13;
|
|
|
|
// Used for attributes which are not in the list above
|
|
public static final byte SC_A_REQ_ATTRIBUTE = 10;
|
|
|
|
/**
|
|
* AJP private request attributes
|
|
*/
|
|
public static final String SC_A_REQ_LOCAL_ADDR = "AJP_LOCAL_ADDR";
|
|
public static final String SC_A_REQ_REMOTE_PORT = "AJP_REMOTE_PORT";
|
|
public static final String SC_A_SSL_PROTOCOL = "AJP_SSL_PROTOCOL";
|
|
|
|
// Terminates list of attributes
|
|
public static final byte SC_A_ARE_DONE = (byte)0xFF;
|
|
|
|
// Ajp13 specific - needs refactoring for the new model
|
|
|
|
/**
|
|
* Default maximum total byte size for an AJP packet
|
|
*/
|
|
public static final int MAX_PACKET_SIZE = 8192;
|
|
/**
|
|
* Size of basic packet header
|
|
*/
|
|
public static final int H_SIZE = 4;
|
|
|
|
/**
|
|
* Size of the header metadata
|
|
*/
|
|
public static final int READ_HEAD_LEN = 6;
|
|
public static final int SEND_HEAD_LEN = 8;
|
|
|
|
/**
|
|
* Default maximum size of data that can be sent in one packet
|
|
*/
|
|
public static final int MAX_READ_SIZE = MAX_PACKET_SIZE - READ_HEAD_LEN;
|
|
public static final int MAX_SEND_SIZE = MAX_PACKET_SIZE - SEND_HEAD_LEN;
|
|
|
|
// Translates integer codes to names of HTTP methods
|
|
private static final String [] methodTransArray = {
|
|
"OPTIONS",
|
|
"GET",
|
|
"HEAD",
|
|
"POST",
|
|
"PUT",
|
|
"DELETE",
|
|
"TRACE",
|
|
"PROPFIND",
|
|
"PROPPATCH",
|
|
"MKCOL",
|
|
"COPY",
|
|
"MOVE",
|
|
"LOCK",
|
|
"UNLOCK",
|
|
"ACL",
|
|
"REPORT",
|
|
"VERSION-CONTROL",
|
|
"CHECKIN",
|
|
"CHECKOUT",
|
|
"UNCHECKOUT",
|
|
"SEARCH",
|
|
"MKWORKSPACE",
|
|
"UPDATE",
|
|
"LABEL",
|
|
"MERGE",
|
|
"BASELINE-CONTROL",
|
|
"MKACTIVITY"
|
|
};
|
|
|
|
/**
|
|
* Converts an AJP coded HTTP method to the method name.
|
|
* @param code the coded value
|
|
* @return the string value of the method
|
|
*/
|
|
public static final String getMethodForCode(final int code) {
|
|
return methodTransArray[code];
|
|
}
|
|
|
|
public static final int SC_M_JK_STORED = (byte) 0xFF;
|
|
|
|
// id's for common request headers
|
|
public static final int SC_REQ_ACCEPT = 1;
|
|
public static final int SC_REQ_ACCEPT_CHARSET = 2;
|
|
public static final int SC_REQ_ACCEPT_ENCODING = 3;
|
|
public static final int SC_REQ_ACCEPT_LANGUAGE = 4;
|
|
public static final int SC_REQ_AUTHORIZATION = 5;
|
|
public static final int SC_REQ_CONNECTION = 6;
|
|
public static final int SC_REQ_CONTENT_TYPE = 7;
|
|
public static final int SC_REQ_CONTENT_LENGTH = 8;
|
|
public static final int SC_REQ_COOKIE = 9;
|
|
public static final int SC_REQ_COOKIE2 = 10;
|
|
public static final int SC_REQ_HOST = 11;
|
|
public static final int SC_REQ_PRAGMA = 12;
|
|
public static final int SC_REQ_REFERER = 13;
|
|
public static final int SC_REQ_USER_AGENT = 14;
|
|
|
|
// Translates integer codes to request header names
|
|
private static final String [] headerTransArray = {
|
|
"accept",
|
|
"accept-charset",
|
|
"accept-encoding",
|
|
"accept-language",
|
|
"authorization",
|
|
"connection",
|
|
"content-type",
|
|
"content-length",
|
|
"cookie",
|
|
"cookie2",
|
|
"host",
|
|
"pragma",
|
|
"referer",
|
|
"user-agent"
|
|
};
|
|
|
|
/**
|
|
* Converts an AJP coded HTTP request header to the header name.
|
|
* @param code the coded value
|
|
* @return the string value of the header name
|
|
*/
|
|
public static final String getHeaderForCode(final int code) {
|
|
return headerTransArray[code];
|
|
}
|
|
|
|
// Translates integer codes to response header names
|
|
private static final String [] responseTransArray = {
|
|
"Content-Type",
|
|
"Content-Language",
|
|
"Content-Length",
|
|
"Date",
|
|
"Last-Modified",
|
|
"Location",
|
|
"Set-Cookie",
|
|
"Set-Cookie2",
|
|
"Servlet-Engine",
|
|
"Status",
|
|
"WWW-Authenticate"
|
|
};
|
|
|
|
/**
|
|
* Converts an AJP coded response header name to the HTTP response header name.
|
|
* @param code the coded value
|
|
* @return the string value of the header
|
|
*/
|
|
public static final String getResponseHeaderForCode(final int code) {
|
|
return responseTransArray[code];
|
|
}
|
|
|
|
private static final Hashtable<String,Integer> responseTransHash =
|
|
new Hashtable<>(20);
|
|
|
|
static {
|
|
try {
|
|
int i;
|
|
for (i = 0; i < SC_RESP_AJP13_MAX; i++) {
|
|
responseTransHash.put(getResponseHeaderForCode(i),
|
|
Integer.valueOf(0xA001 + i));
|
|
}
|
|
}
|
|
catch (Exception e) {
|
|
// Do nothing
|
|
}
|
|
}
|
|
|
|
public static final int getResponseAjpIndex(String header)
|
|
{
|
|
Integer i = responseTransHash.get(header);
|
|
if (i == null)
|
|
return 0;
|
|
else
|
|
return i.intValue();
|
|
}
|
|
}
|