CAS单点配置出现问题总结
2015-06-06 23:21
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最近在给项目配置单点,虽然是网上类似的教程五花八门,但还是出现各样的问题,现在总结一下,方便以后可以翻着看下,也希望能帮到其他人。
1.tomcat配置https启动出现"No
Certificate file specified or invalid file format"异常
后来在网上查找了相关资料,应该和tomcat的版本有光,用tomcat6.0.18就不会报这个错误,用tomcat6.0.33就会出现这个错误。
由于6.0.33版本中默认启用了APR(APR是通过JNI访问的可移植库,可以提高Tomcat的性能和伸缩性),所以采用传统的配置方式(如下)会报异常
解决办法是采用下面的配置
2. keytool错误:java.lang.RuntimeException用法错误,and不是合法的命令
使用keytool命令:keytool -import -keystore %JAVA_HOME%\jre\lib\security\cacerts -file d:\sso\sso.crt -alias ssodemo导入证书出现如下问题
cmd到 C:\Program Files\Java\jdk1.7.0_51\jre\lib\security因为我的
JAVA_HOME=C:\Program Files\Java\jdk1.7.0_51
运行如下命令:
keytool -import -alias cacerts -keystore cacerts -file d:/sso/sso.cer -trustcacerts
输入cacerts证书库的密码 changeit,这个是它的默认密码; 这一步最主要的,一般情况下,没有把它说明白,其实这一步就是让cas客户端服务器去理解cas.server.com这台机器所发过来的经过加密的数据(这个涉及到https数据对称加密交互,不多说了,因为说不明白)
这里有个地方要主要。要些证书的结尾是以crt结尾的,要将路径改成d:/sso/sso.crt,不然会报文件找不到的错误。
3.出现“sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested
target ”
修改java文件里面的“443”为你的cas-server端口
编译:javac
InstallCert.java
运行:java InstallCert 你的cas-server域名
将生成的jssecacerts放到cas-client所用的jdk下的%JAVA_HOME%\jre\lib\security下,注意这里不要放错jdk(假如你电脑安装了多个jdk),要明确使用的是那个jdk。
1.tomcat配置https启动出现"No
Certificate file specified or invalid file format"异常
后来在网上查找了相关资料,应该和tomcat的版本有光,用tomcat6.0.18就不会报这个错误,用tomcat6.0.33就会出现这个错误。
由于6.0.33版本中默认启用了APR(APR是通过JNI访问的可移植库,可以提高Tomcat的性能和伸缩性),所以采用传统的配置方式(如下)会报异常
解决办法是采用下面的配置
<Connector port="8443" protocol="org.apache.coyote.http11.Http11Protocol" SSLEnabled="true" maxThreads="150" scheme="https" secure="true" clientAuth="false" sslProtocol="TLS" keystoreFile="D:/Tomcat6/server.keystore" keystorePass="changeit" />
2. keytool错误:java.lang.RuntimeException用法错误,and不是合法的命令
使用keytool命令:keytool -import -keystore %JAVA_HOME%\jre\lib\security\cacerts -file d:\sso\sso.crt -alias ssodemo导入证书出现如下问题
cmd到 C:\Program Files\Java\jdk1.7.0_51\jre\lib\security因为我的
JAVA_HOME=C:\Program Files\Java\jdk1.7.0_51
运行如下命令:
keytool -import -alias cacerts -keystore cacerts -file d:/sso/sso.cer -trustcacerts
输入cacerts证书库的密码 changeit,这个是它的默认密码; 这一步最主要的,一般情况下,没有把它说明白,其实这一步就是让cas客户端服务器去理解cas.server.com这台机器所发过来的经过加密的数据(这个涉及到https数据对称加密交互,不多说了,因为说不明白)
这里有个地方要主要。要些证书的结尾是以crt结尾的,要将路径改成d:/sso/sso.crt,不然会报文件找不到的错误。
3.出现“sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested
target ”
修改java文件里面的“443”为你的cas-server端口
编译:javac
InstallCert.java
运行:java InstallCert 你的cas-server域名
/* * Copyright 2006 Sun Microsystems, Inc. All Rights Reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * - Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * - Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * - Neither the name of Sun Microsystems nor the names of its * contributors may be used to endorse or promote products derived * from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ import java.io.BufferedReader; import java.io.File; import java.io.FileInputStream; import java.io.FileOutputStream; import java.io.InputStream; import java.io.InputStreamReader; import java.io.OutputStream; import java.security.KeyStore; import java.security.MessageDigest; import java.security.cert.CertificateException; import java.security.cert.X509Certificate; import javax.net.ssl.SSLContext; import javax.net.ssl.SSLException; import javax.net.ssl.SSLSocket; import javax.net.ssl.SSLSocketFactory; import javax.net.ssl.TrustManager; import javax.net.ssl.TrustManagerFactory; import javax.net.ssl.X509TrustManager; public class InstallCert { public static void main(String[] args) throws Exception { String host; int port; char[] passphrase; if ((args.length == 1) || (args.length == 2)) { String[] c = args[0].split(":"); host = c[0]; port = (c.length == 1) ? 443 : Integer.parseInt(c[1]); String p = (args.length == 1) ? "changeit" : args[1]; passphrase = p.toCharArray(); } else { System.out .println("Usage: java InstallCert <host>[:port] [passphrase]"); return; } File file = new File("jssecacerts"); if (file.isFile() == false) { char SEP = File.separatorChar; File dir = new File(System.getProperty("java.home") + SEP + "lib" + SEP + "security"); file = new File(dir, "jssecacerts"); if (file.isFile() == false) { file = new File(dir, "cacerts"); } } System.out.println("Loading KeyStore " + file + "..."); InputStream in = new FileInputStream(file); KeyStore ks = KeyStore.getInstance(KeyStore.getDefaultType()); ks.load(in, passphrase); in.close(); SSLContext context = SSLContext.getInstance("TLS"); TrustManagerFactory tmf = TrustManagerFactory .getInstance(TrustManagerFactory.getDefaultAlgorithm()); tmf.init(ks); X509TrustManager defaultTrustManager = (X509TrustManager) tmf .getTrustManagers()[0]; SavingTrustManager tm = new SavingTrustManager(defaultTrustManager); context.init(null, new TrustManager[] { tm }, null); SSLSocketFactory factory = context.getSocketFactory(); System.out .println("Opening connection to " + host + ":" + port + "..."); SSLSocket socket = (SSLSocket) factory.createSocket(host, port); socket.setSoTimeout(10000); try { System.out.println("Starting SSL handshake..."); socket.startHandshake(); socket.close(); System.out.println(); System.out.println("No errors, certificate is already trusted"); } catch (SSLException e) { System.out.println(); e.printStackTrace(System.out); } X509Certificate[] chain = tm.chain; if (chain == null) { System.out.println("Could not obtain server certificate chain"); return; } BufferedReader reader = new BufferedReader(new InputStreamReader( System.in)); System.out.println(); System.out.println("Server sent " + chain.length + " certificate(s):"); System.out.println(); MessageDigest sha1 = MessageDigest.getInstance("SHA1"); MessageDigest md5 = MessageDigest.getInstance("MD5"); for (int i = 0; i < chain.length; i++) { X509Certificate cert = chain[i]; System.out.println(" " + (i + 1) + " Subject " + cert.getSubjectDN()); System.out.println(" Issuer " + cert.getIssuerDN()); sha1.update(cert.getEncoded()); System.out.println(" sha1 " + toHexString(sha1.digest())); md5.update(cert.getEncoded()); System.out.println(" md5 " + toHexString(md5.digest())); System.out.println(); } System.out .println("Enter certificate to add to trusted keystore or 'q' to quit: [1]"); String line = reader.readLine().trim(); int k; try { k = (line.length() == 0) ? 0 : Integer.parseInt(line) - 1; } catch (NumberFormatException e) { System.out.println("KeyStore not changed"); return; } X509Certificate cert = chain[k]; String alias = host + "-" + (k + 1); ks.setCertificateEntry(alias, cert); OutputStream out = new FileOutputStream("jssecacerts"); ks.store(out, passphrase); out.close(); System.out.println(); System.out.println(cert); System.out.println(); System.out .println("Added certificate to keystore 'jssecacerts' using alias '" + alias + "'"); } private static final char[] HEXDIGITS = "0123456789abcdef".toCharArray(); private static String toHexString(byte[] bytes) { StringBuilder sb = new StringBuilder(bytes.length * 3); for (int b : bytes) { b &= 0xff; sb.append(HEXDIGITS[b >> 4]); sb.append(HEXDIGITS[b & 15]); sb.append(' '); } return sb.toString(); } private static class SavingTrustManager implements X509TrustManager { private final X509TrustManager tm; private X509Certificate[] chain; SavingTrustManager(X509TrustManager tm) { this.tm = tm; } public X509Certificate[] getAcceptedIssuers() { throw new UnsupportedOperationException(); } public void checkClientTrusted(X509Certificate[] chain, String authType) throws CertificateException { throw new UnsupportedOperationException(); } public void checkServerTrusted(X509Certificate[] chain, String authType) throws CertificateException { this.chain = chain; tm.checkServerTrusted(chain, authType); } } }
将生成的jssecacerts放到cas-client所用的jdk下的%JAVA_HOME%\jre\lib\security下,注意这里不要放错jdk(假如你电脑安装了多个jdk),要明确使用的是那个jdk。
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