mirror of
https://github.com/puma/puma.git
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224 lines
9.5 KiB
Java
224 lines
9.5 KiB
Java
package org.jruby.puma;
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import org.jruby.Ruby;
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import org.jruby.RubyClass;
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import org.jruby.RubyHash;
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import org.jruby.RubyModule;
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import org.jruby.RubyNumeric;
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import org.jruby.RubyObject;
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import org.jruby.RubyString;
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import org.jruby.anno.JRubyMethod;
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import org.jruby.runtime.ObjectAllocator;
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import org.jruby.runtime.builtin.IRubyObject;
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import org.jruby.exceptions.RaiseException;
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import org.jruby.util.ByteList;
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/**
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* @author <a href="mailto:ola.bini@ki.se">Ola Bini</a>
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* @author <a href="mailto:headius@headius.com">Charles Oliver Nutter</a>
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*/
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public class Http11 extends RubyObject {
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public final static int MAX_FIELD_NAME_LENGTH = 256;
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public final static String MAX_FIELD_NAME_LENGTH_ERR = "HTTP element FIELD_NAME is longer than the 256 allowed length.";
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public final static int MAX_FIELD_VALUE_LENGTH = 80 * 1024;
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public final static String MAX_FIELD_VALUE_LENGTH_ERR = "HTTP element FIELD_VALUE is longer than the 81920 allowed length.";
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public final static int MAX_REQUEST_URI_LENGTH = 1024 * 12;
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public final static String MAX_REQUEST_URI_LENGTH_ERR = "HTTP element REQUEST_URI is longer than the 12288 allowed length.";
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public final static int MAX_FRAGMENT_LENGTH = 1024;
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public final static String MAX_FRAGMENT_LENGTH_ERR = "HTTP element REQUEST_PATH is longer than the 1024 allowed length.";
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public final static int MAX_REQUEST_PATH_LENGTH = 2048;
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public final static String MAX_REQUEST_PATH_LENGTH_ERR = "HTTP element REQUEST_PATH is longer than the 2048 allowed length.";
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public final static int MAX_QUERY_STRING_LENGTH = 1024 * 10;
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public final static String MAX_QUERY_STRING_LENGTH_ERR = "HTTP element QUERY_STRING is longer than the 10240 allowed length.";
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public final static int MAX_HEADER_LENGTH = 1024 * (80 + 32);
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public final static String MAX_HEADER_LENGTH_ERR = "HTTP element HEADER is longer than the 114688 allowed length.";
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public static final ByteList CONTENT_TYPE_BYTELIST = new ByteList(ByteList.plain("CONTENT_TYPE"));
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public static final ByteList CONTENT_LENGTH_BYTELIST = new ByteList(ByteList.plain("CONTENT_LENGTH"));
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public static final ByteList HTTP_PREFIX_BYTELIST = new ByteList(ByteList.plain("HTTP_"));
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public static final ByteList COMMA_SPACE_BYTELIST = new ByteList(ByteList.plain(", "));
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public static final ByteList REQUEST_METHOD_BYTELIST = new ByteList(ByteList.plain("REQUEST_METHOD"));
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public static final ByteList REQUEST_URI_BYTELIST = new ByteList(ByteList.plain("REQUEST_URI"));
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public static final ByteList FRAGMENT_BYTELIST = new ByteList(ByteList.plain("FRAGMENT"));
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public static final ByteList REQUEST_PATH_BYTELIST = new ByteList(ByteList.plain("REQUEST_PATH"));
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public static final ByteList QUERY_STRING_BYTELIST = new ByteList(ByteList.plain("QUERY_STRING"));
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public static final ByteList HTTP_VERSION_BYTELIST = new ByteList(ByteList.plain("HTTP_VERSION"));
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private static ObjectAllocator ALLOCATOR = new ObjectAllocator() {
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public IRubyObject allocate(Ruby runtime, RubyClass klass) {
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return new Http11(runtime, klass);
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}
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};
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public static void createHttp11(Ruby runtime) {
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RubyModule mPuma = runtime.defineModule("Puma");
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mPuma.defineClassUnder("HttpParserError",runtime.getClass("IOError"),runtime.getClass("IOError").getAllocator());
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RubyClass cHttpParser = mPuma.defineClassUnder("HttpParser",runtime.getObject(),ALLOCATOR);
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cHttpParser.defineAnnotatedMethods(Http11.class);
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}
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private Ruby runtime;
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private Http11Parser hp;
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private RubyString body;
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public Http11(Ruby runtime, RubyClass clazz) {
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super(runtime,clazz);
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this.runtime = runtime;
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this.hp = new Http11Parser();
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this.hp.parser.init();
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}
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public static void validateMaxLength(Ruby runtime, int len, int max, String msg) {
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if(len>max) {
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throw newHTTPParserError(runtime, msg);
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}
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}
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private static RaiseException newHTTPParserError(Ruby runtime, String msg) {
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return runtime.newRaiseException(getHTTPParserError(runtime), msg);
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}
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private static RubyClass getHTTPParserError(Ruby runtime) {
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// Cheaper to look this up lazily than cache eagerly and consume a field, since it's rarely encountered
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return (RubyClass)runtime.getModule("Puma").getConstant("HttpParserError");
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}
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public static void http_field(Ruby runtime, RubyHash req, ByteList buffer, int field, int flen, int value, int vlen) {
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RubyString f;
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IRubyObject v;
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validateMaxLength(runtime, flen, MAX_FIELD_NAME_LENGTH, MAX_FIELD_NAME_LENGTH_ERR);
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validateMaxLength(runtime, vlen, MAX_FIELD_VALUE_LENGTH, MAX_FIELD_VALUE_LENGTH_ERR);
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ByteList b = new ByteList(buffer,field,flen);
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for(int i = 0,j = b.length();i<j;i++) {
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int bite = b.get(i) & 0xFF;
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if(bite == '-') {
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b.set(i, (byte)'_');
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} else {
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b.set(i, (byte)Character.toUpperCase(bite));
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}
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}
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if (b.equals(CONTENT_LENGTH_BYTELIST) || b.equals(CONTENT_TYPE_BYTELIST)) {
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f = RubyString.newString(runtime, b);
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} else {
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f = RubyString.newStringShared(runtime, HTTP_PREFIX_BYTELIST);
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f.cat(b);
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}
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b = new ByteList(buffer, value, vlen);
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v = req.fastARef(f);
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if (v == null || v.isNil()) {
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req.fastASet(f, RubyString.newString(runtime, b));
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} else {
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RubyString vs = v.convertToString();
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vs.cat(COMMA_SPACE_BYTELIST);
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vs.cat(b);
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}
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}
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public static void request_method(Ruby runtime, RubyHash req, ByteList buffer, int at, int length) {
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RubyString val = RubyString.newString(runtime,new ByteList(buffer,at,length));
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req.fastASet(RubyString.newStringShared(runtime, REQUEST_METHOD_BYTELIST),val);
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}
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public static void request_uri(Ruby runtime, RubyHash req, ByteList buffer, int at, int length) {
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validateMaxLength(runtime, length, MAX_REQUEST_URI_LENGTH, MAX_REQUEST_URI_LENGTH_ERR);
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RubyString val = RubyString.newString(runtime,new ByteList(buffer,at,length));
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req.fastASet(RubyString.newStringShared(runtime, REQUEST_URI_BYTELIST),val);
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}
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public static void fragment(Ruby runtime, RubyHash req, ByteList buffer, int at, int length) {
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validateMaxLength(runtime, length, MAX_FRAGMENT_LENGTH, MAX_FRAGMENT_LENGTH_ERR);
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RubyString val = RubyString.newString(runtime,new ByteList(buffer,at,length));
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req.fastASet(RubyString.newStringShared(runtime, FRAGMENT_BYTELIST),val);
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}
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public static void request_path(Ruby runtime, RubyHash req, ByteList buffer, int at, int length) {
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validateMaxLength(runtime, length, MAX_REQUEST_PATH_LENGTH, MAX_REQUEST_PATH_LENGTH_ERR);
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RubyString val = RubyString.newString(runtime,new ByteList(buffer,at,length));
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req.fastASet(RubyString.newStringShared(runtime, REQUEST_PATH_BYTELIST),val);
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}
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public static void query_string(Ruby runtime, RubyHash req, ByteList buffer, int at, int length) {
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validateMaxLength(runtime, length, MAX_QUERY_STRING_LENGTH, MAX_QUERY_STRING_LENGTH_ERR);
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RubyString val = RubyString.newString(runtime,new ByteList(buffer,at,length));
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req.fastASet(RubyString.newStringShared(runtime, QUERY_STRING_BYTELIST),val);
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}
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public static void http_version(Ruby runtime, RubyHash req, ByteList buffer, int at, int length) {
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RubyString val = RubyString.newString(runtime,new ByteList(buffer,at,length));
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req.fastASet(RubyString.newStringShared(runtime, HTTP_VERSION_BYTELIST),val);
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}
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public void header_done(Ruby runtime, RubyHash req, ByteList buffer, int at, int length) {
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body = RubyString.newStringShared(runtime, new ByteList(buffer, at, length));
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}
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@JRubyMethod
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public IRubyObject initialize() {
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this.hp.parser.init();
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return this;
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}
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@JRubyMethod
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public IRubyObject reset() {
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this.hp.parser.init();
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return runtime.getNil();
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}
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@JRubyMethod
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public IRubyObject finish() {
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this.hp.finish();
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return this.hp.is_finished() ? runtime.getTrue() : runtime.getFalse();
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}
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@JRubyMethod
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public IRubyObject execute(IRubyObject req_hash, IRubyObject data, IRubyObject start) {
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int from = RubyNumeric.fix2int(start);
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ByteList d = ((RubyString)data).getByteList();
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if(from >= d.length()) {
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throw newHTTPParserError(runtime, "Requested start is after data buffer end.");
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} else {
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Http11Parser hp = this.hp;
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Http11Parser.HttpParser parser = hp.parser;
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parser.data = (RubyHash) req_hash;
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hp.execute(runtime, this, d,from);
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validateMaxLength(runtime, parser.nread,MAX_HEADER_LENGTH, MAX_HEADER_LENGTH_ERR);
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if(hp.has_error()) {
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throw newHTTPParserError(runtime, "Invalid HTTP format, parsing fails.");
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} else {
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return runtime.newFixnum(parser.nread);
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}
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}
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}
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@JRubyMethod(name = "error?")
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public IRubyObject has_error() {
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return this.hp.has_error() ? runtime.getTrue() : runtime.getFalse();
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}
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@JRubyMethod(name = "finished?")
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public IRubyObject is_finished() {
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return this.hp.is_finished() ? runtime.getTrue() : runtime.getFalse();
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}
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@JRubyMethod
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public IRubyObject nread() {
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return runtime.newFixnum(this.hp.parser.nread);
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}
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@JRubyMethod
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public IRubyObject body() {
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return body;
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}
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}// Http11
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