[jira] [Work logged] (KNOX-3051) Add a classpath location for patches

2024-12-05 Thread ASF GitHub Bot (Jira)


 [ 
https://issues.apache.org/jira/browse/KNOX-3051?focusedWorklogId=946899&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-946899
 ]

ASF GitHub Bot logged work on KNOX-3051:


Author: ASF GitHub Bot
Created on: 05/Dec/24 15:51
Start Date: 05/Dec/24 15:51
Worklog Time Spent: 10m 
  Work Description: pzampino merged PR #971:
URL: https://github.com/apache/knox/pull/971




Issue Time Tracking
---

Worklog Id: (was: 946899)
Time Spent: 2h 10m  (was: 2h)

> Add a classpath location for patches
> 
>
> Key: KNOX-3051
> URL: https://issues.apache.org/jira/browse/KNOX-3051
> Project: Apache Knox
>  Issue Type: Improvement
>  Components: Server
>Affects Versions: 2.0.0
>Reporter: Philip Zampino
>Priority: Minor
>  Time Spent: 2h 10m
>  Remaining Estimate: 0h
>
> It would be convenient to have the ability to easily pre-pend classes to the 
> Knox classpath for quickly applying/testing patches.
> If this could be configurable, that would be ideal, though I'm not sure it's 
> possible.
> If hard-coded, we should consider whether or not this location should be 
> within the Knox installation directory or external to it. There are pros and 
> cons to both, especially when considering upgrades in managed environments.



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[jira] [Work logged] (KNOX-3051) Add a classpath location for patches

2024-12-04 Thread ASF GitHub Bot (Jira)


 [ 
https://issues.apache.org/jira/browse/KNOX-3051?focusedWorklogId=946697&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-946697
 ]

ASF GitHub Bot logged work on KNOX-3051:


Author: ASF GitHub Bot
Created on: 04/Dec/24 13:19
Start Date: 04/Dec/24 13:19
Worklog Time Spent: 10m 
  Work Description: hanicz commented on code in PR #971:
URL: https://github.com/apache/knox/pull/971#discussion_r1869480221


##
gateway-util-launcher/src/main/java/org/apache/knox/gateway/launcher/Extender.java:
##
@@ -0,0 +1,77 @@
+/*
+ * 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.knox.gateway.launcher;
+
+import java.io.File;
+import java.io.IOException;
+import java.nio.charset.StandardCharsets;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.nio.file.Paths;
+import java.util.Arrays;
+import java.util.Properties;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+public class Extender {
+
+private static final String CLASSPATH_EXTENSION_PROPERTY = 
"gateway.server.classpath.extension";
+private static final String CLASSPATH_PROPERTY_PATTERN = 
"\\s*" + CLASSPATH_EXTENSION_PROPERTY + 
"\\s*(.*?)\\s*";
+private static final String CONFIG_FILE = "gateway-site.xml";
+private static final String CONFIG_PATH = "../conf/" + CONFIG_FILE;
+private static final String CLASS_PATH_PROPERTY = "class.path";
+private static final String MAIN_CLASS_PROPERTY = "main.class";
+private static final String GATEWAY_SERVER_MAIN_CLASS = 
"org.apache.knox.gateway.GatewayServer";
+private static final String[] CLASS_PATH_DELIMITERS = new String[]{",", 
";"};
+
+private final File base;
+private final Properties properties;
+private final Pattern pattern = 
Pattern.compile(CLASSPATH_PROPERTY_PATTERN, Pattern.DOTALL);
+
+public Extender(File base, Properties properties) {
+this.base = base;
+this.properties = properties;
+}
+
+public void extendClassPathProperty() throws IOException {

Review Comment:
   I removed the reference to the properties and moved it to method parameter.
   I'd rather not add logic to the constructor.





Issue Time Tracking
---

Worklog Id: (was: 946697)
Time Spent: 2h  (was: 1h 50m)

> Add a classpath location for patches
> 
>
> Key: KNOX-3051
> URL: https://issues.apache.org/jira/browse/KNOX-3051
> Project: Apache Knox
>  Issue Type: Improvement
>  Components: Server
>Affects Versions: 2.0.0
>Reporter: Philip Zampino
>Priority: Minor
>  Time Spent: 2h
>  Remaining Estimate: 0h
>
> It would be convenient to have the ability to easily pre-pend classes to the 
> Knox classpath for quickly applying/testing patches.
> If this could be configurable, that would be ideal, though I'm not sure it's 
> possible.
> If hard-coded, we should consider whether or not this location should be 
> within the Knox installation directory or external to it. There are pros and 
> cons to both, especially when considering upgrades in managed environments.



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[jira] [Work logged] (KNOX-3051) Add a classpath location for patches

2024-12-04 Thread ASF GitHub Bot (Jira)


 [ 
https://issues.apache.org/jira/browse/KNOX-3051?focusedWorklogId=946696&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-946696
 ]

ASF GitHub Bot logged work on KNOX-3051:


Author: ASF GitHub Bot
Created on: 04/Dec/24 13:16
Start Date: 04/Dec/24 13:16
Worklog Time Spent: 10m 
  Work Description: hanicz commented on code in PR #971:
URL: https://github.com/apache/knox/pull/971#discussion_r1869475861


##
gateway-util-launcher/src/main/java/org/apache/knox/gateway/launcher/Extender.java:
##
@@ -0,0 +1,77 @@
+/*
+ * 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.knox.gateway.launcher;
+
+import java.io.File;
+import java.io.IOException;
+import java.nio.charset.StandardCharsets;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.nio.file.Paths;
+import java.util.Arrays;
+import java.util.Properties;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+public class Extender {

Review Comment:
   Renamed to GatewayServerClasspathExtender





Issue Time Tracking
---

Worklog Id: (was: 946696)
Time Spent: 1h 50m  (was: 1h 40m)

> Add a classpath location for patches
> 
>
> Key: KNOX-3051
> URL: https://issues.apache.org/jira/browse/KNOX-3051
> Project: Apache Knox
>  Issue Type: Improvement
>  Components: Server
>Affects Versions: 2.0.0
>Reporter: Philip Zampino
>Priority: Minor
>  Time Spent: 1h 50m
>  Remaining Estimate: 0h
>
> It would be convenient to have the ability to easily pre-pend classes to the 
> Knox classpath for quickly applying/testing patches.
> If this could be configurable, that would be ideal, though I'm not sure it's 
> possible.
> If hard-coded, we should consider whether or not this location should be 
> within the Knox installation directory or external to it. There are pros and 
> cons to both, especially when considering upgrades in managed environments.



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[jira] [Work logged] (KNOX-3051) Add a classpath location for patches

2024-12-03 Thread ASF GitHub Bot (Jira)


 [ 
https://issues.apache.org/jira/browse/KNOX-3051?focusedWorklogId=946594&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-946594
 ]

ASF GitHub Bot logged work on KNOX-3051:


Author: ASF GitHub Bot
Created on: 03/Dec/24 22:42
Start Date: 03/Dec/24 22:42
Worklog Time Spent: 10m 
  Work Description: pzampino commented on code in PR #971:
URL: https://github.com/apache/knox/pull/971#discussion_r1868453631


##
gateway-util-launcher/src/main/java/org/apache/knox/gateway/launcher/Extender.java:
##
@@ -0,0 +1,77 @@
+/*
+ * 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.knox.gateway.launcher;
+
+import java.io.File;
+import java.io.IOException;
+import java.nio.charset.StandardCharsets;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.nio.file.Paths;
+import java.util.Arrays;
+import java.util.Properties;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+public class Extender {
+
+private static final String CLASSPATH_EXTENSION_PROPERTY = 
"gateway.server.classpath.extension";
+private static final String CLASSPATH_PROPERTY_PATTERN = 
"\\s*" + CLASSPATH_EXTENSION_PROPERTY + 
"\\s*(.*?)\\s*";
+private static final String CONFIG_FILE = "gateway-site.xml";
+private static final String CONFIG_PATH = "../conf/" + CONFIG_FILE;
+private static final String CLASS_PATH_PROPERTY = "class.path";
+private static final String MAIN_CLASS_PROPERTY = "main.class";
+private static final String GATEWAY_SERVER_MAIN_CLASS = 
"org.apache.knox.gateway.GatewayServer";
+private static final String[] CLASS_PATH_DELIMITERS = new String[]{",", 
";"};
+
+private final File base;
+private final Properties properties;
+private final Pattern pattern = 
Pattern.compile(CLASSPATH_PROPERTY_PATTERN, Pattern.DOTALL);
+
+public Extender(File base, Properties properties) {
+this.base = base;
+this.properties = properties;
+}
+
+public void extendClassPathProperty() throws IOException {

Review Comment:
   Is there any reason why this could not be done automatically when the object 
is created, rather than requiring another method invocation? There is no case 
for which this method would not be invoked, and probably not any cases where it 
would be meaningful to invoke it more than once, correct? 
   
   Alternatively, you could pass in the properties at the time of the extension 
method, rather than the constructor, if you feel they should be separate 
actions. 
   
   I guess my question ultimately is does this class need to retain a copy of 
all the properties? Or, could it rather process them once and be done with them?



##
gateway-util-launcher/src/main/java/org/apache/knox/gateway/launcher/Extender.java:
##
@@ -0,0 +1,77 @@
+/*
+ * 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.knox.gateway.launcher;
+
+import java.io.File;
+import java.io.IOException;
+import java.nio.charset.StandardCharsets;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.nio.file.Paths;
+import java.util.Arrays;
+import java.util.Properties;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+public class Extender {

Review Comment:
   Since this only applies to GatewayServer, perhaps it should be named more 
explicitly...s

[jira] [Work logged] (KNOX-3051) Add a classpath location for patches

2024-12-03 Thread ASF GitHub Bot (Jira)


 [ 
https://issues.apache.org/jira/browse/KNOX-3051?focusedWorklogId=946595&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-946595
 ]

ASF GitHub Bot logged work on KNOX-3051:


Author: ASF GitHub Bot
Created on: 03/Dec/24 22:42
Start Date: 03/Dec/24 22:42
Worklog Time Spent: 10m 
  Work Description: pzampino commented on code in PR #971:
URL: https://github.com/apache/knox/pull/971#discussion_r1868453631


##
gateway-util-launcher/src/main/java/org/apache/knox/gateway/launcher/Extender.java:
##
@@ -0,0 +1,77 @@
+/*
+ * 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.knox.gateway.launcher;
+
+import java.io.File;
+import java.io.IOException;
+import java.nio.charset.StandardCharsets;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.nio.file.Paths;
+import java.util.Arrays;
+import java.util.Properties;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+public class Extender {
+
+private static final String CLASSPATH_EXTENSION_PROPERTY = 
"gateway.server.classpath.extension";
+private static final String CLASSPATH_PROPERTY_PATTERN = 
"\\s*" + CLASSPATH_EXTENSION_PROPERTY + 
"\\s*(.*?)\\s*";
+private static final String CONFIG_FILE = "gateway-site.xml";
+private static final String CONFIG_PATH = "../conf/" + CONFIG_FILE;
+private static final String CLASS_PATH_PROPERTY = "class.path";
+private static final String MAIN_CLASS_PROPERTY = "main.class";
+private static final String GATEWAY_SERVER_MAIN_CLASS = 
"org.apache.knox.gateway.GatewayServer";
+private static final String[] CLASS_PATH_DELIMITERS = new String[]{",", 
";"};
+
+private final File base;
+private final Properties properties;
+private final Pattern pattern = 
Pattern.compile(CLASSPATH_PROPERTY_PATTERN, Pattern.DOTALL);
+
+public Extender(File base, Properties properties) {
+this.base = base;
+this.properties = properties;
+}
+
+public void extendClassPathProperty() throws IOException {

Review Comment:
   Is there any reason why this could not be done automatically when the object 
is created, rather than requiring another method invocation? There is no case 
for which this method would not be invoked, and probably not any cases where it 
would be meaningful to invoke it more than once, correct? 
   
   Alternatively, you could pass in the properties at the time of the extension 
method, rather than the constructor, if you feel they should be separate 
actions. 
   
   I guess my question ultimately is does this class need to retain a reference 
to all the properties? Or, could it rather process them once and be done with 
them?





Issue Time Tracking
---

Worklog Id: (was: 946595)
Time Spent: 1h 40m  (was: 1.5h)

> Add a classpath location for patches
> 
>
> Key: KNOX-3051
> URL: https://issues.apache.org/jira/browse/KNOX-3051
> Project: Apache Knox
>  Issue Type: Improvement
>  Components: Server
>Affects Versions: 2.0.0
>Reporter: Philip Zampino
>Priority: Minor
>  Time Spent: 1h 40m
>  Remaining Estimate: 0h
>
> It would be convenient to have the ability to easily pre-pend classes to the 
> Knox classpath for quickly applying/testing patches.
> If this could be configurable, that would be ideal, though I'm not sure it's 
> possible.
> If hard-coded, we should consider whether or not this location should be 
> within the Knox installation directory or external to it. There are pros and 
> cons to both, especially when considering upgrades in managed environments.



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[jira] [Work logged] (KNOX-3051) Add a classpath location for patches

2024-12-03 Thread ASF GitHub Bot (Jira)


 [ 
https://issues.apache.org/jira/browse/KNOX-3051?focusedWorklogId=946541&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-946541
 ]

ASF GitHub Bot logged work on KNOX-3051:


Author: ASF GitHub Bot
Created on: 03/Dec/24 14:59
Start Date: 03/Dec/24 14:59
Worklog Time Spent: 10m 
  Work Description: smolnar82 commented on PR #971:
URL: https://github.com/apache/knox/pull/971#issuecomment-2514809218

   Hi @moresandeep , @pzampino - Could you please review this one? Thanks!




Issue Time Tracking
---

Worklog Id: (was: 946541)
Time Spent: 1h 20m  (was: 1h 10m)

> Add a classpath location for patches
> 
>
> Key: KNOX-3051
> URL: https://issues.apache.org/jira/browse/KNOX-3051
> Project: Apache Knox
>  Issue Type: Improvement
>  Components: Server
>Affects Versions: 2.0.0
>Reporter: Philip Zampino
>Priority: Minor
>  Time Spent: 1h 20m
>  Remaining Estimate: 0h
>
> It would be convenient to have the ability to easily pre-pend classes to the 
> Knox classpath for quickly applying/testing patches.
> If this could be configurable, that would be ideal, though I'm not sure it's 
> possible.
> If hard-coded, we should consider whether or not this location should be 
> within the Knox installation directory or external to it. There are pros and 
> cons to both, especially when considering upgrades in managed environments.



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[jira] [Work logged] (KNOX-3051) Add a classpath location for patches

2024-12-02 Thread ASF GitHub Bot (Jira)


 [ 
https://issues.apache.org/jira/browse/KNOX-3051?focusedWorklogId=946358&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-946358
 ]

ASF GitHub Bot logged work on KNOX-3051:


Author: ASF GitHub Bot
Created on: 02/Dec/24 15:24
Start Date: 02/Dec/24 15:24
Worklog Time Spent: 10m 
  Work Description: smolnar82 commented on code in PR #971:
URL: https://github.com/apache/knox/pull/971#discussion_r1866050706


##
gateway-util-launcher/src/main/java/org/apache/knox/gateway/launcher/Extender.java:
##
@@ -0,0 +1,77 @@
+/*
+ * 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.knox.gateway.launcher;
+
+import java.io.File;
+import java.io.IOException;
+import java.nio.charset.StandardCharsets;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.nio.file.Paths;
+import java.util.Arrays;
+import java.util.Properties;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+public class Extender {
+
+private static final String CLASSPATH_EXTENSION_PROPERTY = 
"gateway.server.classpath.extension";
+private static final String CLASSPATH_PROPERTY_PATTERN = 
"\\s*" + CLASSPATH_EXTENSION_PROPERTY + 
"\\s*(.*?)\\s*";
+private static final String CONFIG_FILE = "gateway-site.xml";
+private static final String CONFIG_PATH = "../conf/" + CONFIG_FILE;
+private static final String CLASS_PATH_PROPERTY = "class.path";
+private static final String MAIN_CLASS_PROPERTY = "main.class";
+private static final String GATEWAY_SERVER_MAIN_CLASS = 
"org.apache.knox.gateway.GatewayServer";
+private static final String[] CLASS_PATH_DELIMITERS = new String[]{",", 
";"};
+
+private final File base;
+private final Properties properties;
+
+public Extender(File base, Properties properties) {
+this.base = base;
+this.properties = properties;
+}
+
+public void extendClassPathProperty() throws IOException {
+Path configFilePath = Paths.get(base.getPath(), CONFIG_PATH);
+if 
(GATEWAY_SERVER_MAIN_CLASS.equals(properties.getProperty(MAIN_CLASS_PROPERTY)) 
&& Files.isReadable(configFilePath)) {
+String configContent = new 
String(Files.readAllBytes(configFilePath), StandardCharsets.UTF_8);
+extractExtensionPathIntoProperty(configContent);
+}
+}
+
+protected void extractExtensionPathIntoProperty(String configContent) {
+Pattern pattern = Pattern.compile(CLASSPATH_PROPERTY_PATTERN, 
Pattern.DOTALL);
+Matcher matcher = pattern.matcher(configContent);
+
+if (matcher.find()) {
+StringBuilder newClassPath = new 
StringBuilder(matcher.group(1).trim());
+if (newClassPath.length() > 0) {
+if (!endsWithDelimiter(newClassPath.toString())) {
+newClassPath.append(CLASS_PATH_DELIMITERS[1]);
+}
+
newClassPath.append(properties.getProperty(CLASS_PATH_PROPERTY));
+properties.setProperty(CLASS_PATH_PROPERTY, 
newClassPath.toString());
+}

Review Comment:
   Ack.





Issue Time Tracking
---

Worklog Id: (was: 946358)
Time Spent: 1h 10m  (was: 1h)

> Add a classpath location for patches
> 
>
> Key: KNOX-3051
> URL: https://issues.apache.org/jira/browse/KNOX-3051
> Project: Apache Knox
>  Issue Type: Improvement
>  Components: Server
>Affects Versions: 2.0.0
>Reporter: Philip Zampino
>Priority: Minor
>  Time Spent: 1h 10m
>  Remaining Estimate: 0h
>
> It would be convenient to have the ability to easily pre-pend classes to the 
> Knox classpath for quickly applying/testing patches.
> If this could be configurable, that would be ideal, though I'm not sure it's 
> possible.
> If hard-coded, we should consider whether or not this location should be 
> within the Knox installation directory or external to it. There are pros and 
> cons to both, especially when considering upgrades in managed environments.



--
This mes

[jira] [Work logged] (KNOX-3051) Add a classpath location for patches

2024-12-02 Thread ASF GitHub Bot (Jira)


 [ 
https://issues.apache.org/jira/browse/KNOX-3051?focusedWorklogId=946330&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-946330
 ]

ASF GitHub Bot logged work on KNOX-3051:


Author: ASF GitHub Bot
Created on: 02/Dec/24 12:42
Start Date: 02/Dec/24 12:42
Worklog Time Spent: 10m 
  Work Description: hanicz commented on code in PR #971:
URL: https://github.com/apache/knox/pull/971#discussion_r1865782321


##
gateway-util-launcher/src/main/java/org/apache/knox/gateway/launcher/Extender.java:
##
@@ -0,0 +1,77 @@
+/*
+ * 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.knox.gateway.launcher;
+
+import java.io.File;
+import java.io.IOException;
+import java.nio.charset.StandardCharsets;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.nio.file.Paths;
+import java.util.Arrays;
+import java.util.Properties;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+public class Extender {
+
+private static final String CLASSPATH_EXTENSION_PROPERTY = 
"gateway.server.classpath.extension";
+private static final String CLASSPATH_PROPERTY_PATTERN = 
"\\s*" + CLASSPATH_EXTENSION_PROPERTY + 
"\\s*(.*?)\\s*";
+private static final String CONFIG_FILE = "gateway-site.xml";
+private static final String CONFIG_PATH = "../conf/" + CONFIG_FILE;
+private static final String CLASS_PATH_PROPERTY = "class.path";
+private static final String MAIN_CLASS_PROPERTY = "main.class";
+private static final String GATEWAY_SERVER_MAIN_CLASS = 
"org.apache.knox.gateway.GatewayServer";
+private static final String[] CLASS_PATH_DELIMITERS = new String[]{",", 
";"};
+
+private final File base;
+private final Properties properties;
+
+public Extender(File base, Properties properties) {
+this.base = base;
+this.properties = properties;
+}
+
+public void extendClassPathProperty() throws IOException {
+Path configFilePath = Paths.get(base.getPath(), CONFIG_PATH);
+if 
(GATEWAY_SERVER_MAIN_CLASS.equals(properties.getProperty(MAIN_CLASS_PROPERTY)) 
&& Files.isReadable(configFilePath)) {
+String configContent = new 
String(Files.readAllBytes(configFilePath), StandardCharsets.UTF_8);
+extractExtensionPathIntoProperty(configContent);
+}
+}
+
+protected void extractExtensionPathIntoProperty(String configContent) {
+Pattern pattern = Pattern.compile(CLASSPATH_PROPERTY_PATTERN, 
Pattern.DOTALL);
+Matcher matcher = pattern.matcher(configContent);
+
+if (matcher.find()) {
+StringBuilder newClassPath = new 
StringBuilder(matcher.group(1).trim());
+if (newClassPath.length() > 0) {
+if (!endsWithDelimiter(newClassPath.toString())) {
+newClassPath.append(CLASS_PATH_DELIMITERS[1]);
+}
+
newClassPath.append(properties.getProperty(CLASS_PATH_PROPERTY));
+properties.setProperty(CLASS_PATH_PROPERTY, 
newClassPath.toString());
+}

Review Comment:
   I agree it would be nice to have some kind of feedback for the user. However 
there is no any kind of logging setup in the launcher, there is no log 
dependencies added either to keep it lightweight. At this point the log4j 
properties are not loaded. Only the standard output is available.





Issue Time Tracking
---

Worklog Id: (was: 946330)
Time Spent: 1h  (was: 50m)

> Add a classpath location for patches
> 
>
> Key: KNOX-3051
> URL: https://issues.apache.org/jira/browse/KNOX-3051
> Project: Apache Knox
>  Issue Type: Improvement
>  Components: Server
>Affects Versions: 2.0.0
>Reporter: Philip Zampino
>Priority: Minor
>  Time Spent: 1h
>  Remaining Estimate: 0h
>
> It would be convenient to have the ability to easily pre-pend classes to the 
> Knox classpath for quickly applying/testing patches.
> If this could be configurable, that would be ideal, though I'm

[jira] [Work logged] (KNOX-3051) Add a classpath location for patches

2024-12-02 Thread ASF GitHub Bot (Jira)


 [ 
https://issues.apache.org/jira/browse/KNOX-3051?focusedWorklogId=946329&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-946329
 ]

ASF GitHub Bot logged work on KNOX-3051:


Author: ASF GitHub Bot
Created on: 02/Dec/24 12:40
Start Date: 02/Dec/24 12:40
Worklog Time Spent: 10m 
  Work Description: hanicz commented on code in PR #971:
URL: https://github.com/apache/knox/pull/971#discussion_r1865779170


##
gateway-util-launcher/src/test/java/org/apache/knox/gateway/launcher/ExtenderTest.java:
##
@@ -0,0 +1,195 @@
+/*
+ * 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.knox.gateway.launcher;
+
+
+import org.junit.Test;
+
+import java.io.IOException;
+import java.nio.charset.StandardCharsets;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.util.Properties;
+
+import static org.junit.Assert.assertEquals;
+
+public class ExtenderTest {
+
+private Path tempDir;
+private Path confDir;
+private Path configFilePath;
+
+@Test
+public void extendClassPathPropertyTest() throws IOException {
+this.setupDirs();
+Properties properties = new Properties();
+properties.setProperty("class.path", "classpath");
+properties.setProperty("main.class", 
"org.apache.knox.gateway.GatewayServer");
+Extender extender = new Extender(confDir.toFile(), properties);
+
+String configContent = this.getConfigContent("/new/classp/*");
+Files.write(configFilePath, 
configContent.getBytes(StandardCharsets.UTF_8));
+extender.extendClassPathProperty();
+
+assertEquals("/new/classp/*;classpath", 
properties.getProperty("class.path"));
+this.cleanUpDirs();
+}
+
+@Test
+public void extendClassPathPropertyDifferentMainClassTest() throws 
IOException {
+this.setupDirs();
+Properties properties = new Properties();
+properties.setProperty("class.path", "classpath");
+properties.setProperty("main.class", 
"org.apache.knox.gateway.KnoxCLI");
+Extender extender = new Extender(confDir.toFile(), properties);
+
+String configContent = this.getConfigContent("/new/classp/*");
+Files.write(configFilePath, 
configContent.getBytes(StandardCharsets.UTF_8));
+extender.extendClassPathProperty();
+
+assertEquals("classpath", properties.getProperty("class.path"));
+this.cleanUpDirs();
+}
+
+@Test
+public void extractExtensionPathIntoPropertyNoDelimTest() {
+Properties properties = new Properties();
+properties.setProperty("class.path", "classpath");
+Extender extender = new Extender(null, properties);
+
+String configContent = this.getConfigContent("/new/classp/*");
+extender.extractExtensionPathIntoProperty(configContent);
+
+assertEquals("/new/classp/*;classpath", 
properties.getProperty("class.path"));
+}
+
+@Test
+public void extractExtensionPathIntoPropertyXMLFormatTest() {
+Properties properties = new Properties();
+properties.setProperty("class.path", "classpath");
+Extender extender = new Extender(null, properties);
+
+String configContent = this.getConfigContent("/new/classp/*;");
+extender.extractExtensionPathIntoProperty(configContent);
+
+assertEquals("/new/classp/*;classpath", 
properties.getProperty("class.path"));
+}
+
+@Test
+public void extractExtensionPathIntoPropertyWhitespaceTest() {
+Properties properties = new Properties();
+properties.setProperty("class.path", "classpath");
+Extender extender = new Extender(null, properties);
+
+String configContent = this.getConfigContent(" /new/classp/*; ");
+extender.extractExtensionPathIntoProperty(configContent);
+
+assertEquals("/new/classp/*;classpath", 
properties.getProperty("class.path"));
+}
+
+@Test
+public void extractExtensionPathIntoPropertyMultipleTest() {
+Properties properties = new Properties();
+properties.setProperty("class.path", "classpath");
+Extender exte

[jira] [Work logged] (KNOX-3051) Add a classpath location for patches

2024-12-02 Thread ASF GitHub Bot (Jira)


 [ 
https://issues.apache.org/jira/browse/KNOX-3051?focusedWorklogId=946328&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-946328
 ]

ASF GitHub Bot logged work on KNOX-3051:


Author: ASF GitHub Bot
Created on: 02/Dec/24 12:39
Start Date: 02/Dec/24 12:39
Worklog Time Spent: 10m 
  Work Description: hanicz commented on code in PR #971:
URL: https://github.com/apache/knox/pull/971#discussion_r1865778308


##
gateway-util-launcher/src/main/java/org/apache/knox/gateway/launcher/Extender.java:
##
@@ -0,0 +1,77 @@
+/*
+ * 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.knox.gateway.launcher;
+
+import java.io.File;
+import java.io.IOException;
+import java.nio.charset.StandardCharsets;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.nio.file.Paths;
+import java.util.Arrays;
+import java.util.Properties;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+public class Extender {
+
+private static final String CLASSPATH_EXTENSION_PROPERTY = 
"gateway.server.classpath.extension";
+private static final String CLASSPATH_PROPERTY_PATTERN = 
"\\s*" + CLASSPATH_EXTENSION_PROPERTY + 
"\\s*(.*?)\\s*";
+private static final String CONFIG_FILE = "gateway-site.xml";
+private static final String CONFIG_PATH = "../conf/" + CONFIG_FILE;
+private static final String CLASS_PATH_PROPERTY = "class.path";
+private static final String MAIN_CLASS_PROPERTY = "main.class";
+private static final String GATEWAY_SERVER_MAIN_CLASS = 
"org.apache.knox.gateway.GatewayServer";
+private static final String[] CLASS_PATH_DELIMITERS = new String[]{",", 
";"};
+
+private final File base;
+private final Properties properties;
+
+public Extender(File base, Properties properties) {
+this.base = base;
+this.properties = properties;
+}
+
+public void extendClassPathProperty() throws IOException {
+Path configFilePath = Paths.get(base.getPath(), CONFIG_PATH);
+if 
(GATEWAY_SERVER_MAIN_CLASS.equals(properties.getProperty(MAIN_CLASS_PROPERTY)) 
&& Files.isReadable(configFilePath)) {
+String configContent = new 
String(Files.readAllBytes(configFilePath), StandardCharsets.UTF_8);
+extractExtensionPathIntoProperty(configContent);
+}
+}
+
+protected void extractExtensionPathIntoProperty(String configContent) {
+Pattern pattern = Pattern.compile(CLASSPATH_PROPERTY_PATTERN, 
Pattern.DOTALL);
+Matcher matcher = pattern.matcher(configContent);

Review Comment:
   Changed them to final





Issue Time Tracking
---

Worklog Id: (was: 946328)
Time Spent: 40m  (was: 0.5h)

> Add a classpath location for patches
> 
>
> Key: KNOX-3051
> URL: https://issues.apache.org/jira/browse/KNOX-3051
> Project: Apache Knox
>  Issue Type: Improvement
>  Components: Server
>Affects Versions: 2.0.0
>Reporter: Philip Zampino
>Priority: Minor
>  Time Spent: 40m
>  Remaining Estimate: 0h
>
> It would be convenient to have the ability to easily pre-pend classes to the 
> Knox classpath for quickly applying/testing patches.
> If this could be configurable, that would be ideal, though I'm not sure it's 
> possible.
> If hard-coded, we should consider whether or not this location should be 
> within the Knox installation directory or external to it. There are pros and 
> cons to both, especially when considering upgrades in managed environments.



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[jira] [Work logged] (KNOX-3051) Add a classpath location for patches

2024-12-02 Thread ASF GitHub Bot (Jira)


 [ 
https://issues.apache.org/jira/browse/KNOX-3051?focusedWorklogId=946327&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-946327
 ]

ASF GitHub Bot logged work on KNOX-3051:


Author: ASF GitHub Bot
Created on: 02/Dec/24 12:39
Start Date: 02/Dec/24 12:39
Worklog Time Spent: 10m 
  Work Description: hanicz commented on code in PR #971:
URL: https://github.com/apache/knox/pull/971#discussion_r1865777992


##
gateway-util-launcher/src/test/java/org/apache/knox/gateway/launcher/ExtenderTest.java:
##
@@ -0,0 +1,195 @@
+/*
+ * 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.knox.gateway.launcher;
+
+
+import org.junit.Test;
+
+import java.io.IOException;
+import java.nio.charset.StandardCharsets;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.util.Properties;
+
+import static org.junit.Assert.assertEquals;
+
+public class ExtenderTest {
+
+private Path tempDir;
+private Path confDir;
+private Path configFilePath;
+
+@Test
+public void extendClassPathPropertyTest() throws IOException {
+this.setupDirs();
+Properties properties = new Properties();
+properties.setProperty("class.path", "classpath");
+properties.setProperty("main.class", 
"org.apache.knox.gateway.GatewayServer");
+Extender extender = new Extender(confDir.toFile(), properties);
+
+String configContent = this.getConfigContent("/new/classp/*");
+Files.write(configFilePath, 
configContent.getBytes(StandardCharsets.UTF_8));
+extender.extendClassPathProperty();
+
+assertEquals("/new/classp/*;classpath", 
properties.getProperty("class.path"));
+this.cleanUpDirs();

Review Comment:
   Yes, that was my thinking. They are not needed for every case, however I 
didn't think of error handling. I changed them to `After/Before`.





Issue Time Tracking
---

Worklog Id: (was: 946327)
Time Spent: 0.5h  (was: 20m)

> Add a classpath location for patches
> 
>
> Key: KNOX-3051
> URL: https://issues.apache.org/jira/browse/KNOX-3051
> Project: Apache Knox
>  Issue Type: Improvement
>  Components: Server
>Affects Versions: 2.0.0
>Reporter: Philip Zampino
>Priority: Minor
>  Time Spent: 0.5h
>  Remaining Estimate: 0h
>
> It would be convenient to have the ability to easily pre-pend classes to the 
> Knox classpath for quickly applying/testing patches.
> If this could be configurable, that would be ideal, though I'm not sure it's 
> possible.
> If hard-coded, we should consider whether or not this location should be 
> within the Knox installation directory or external to it. There are pros and 
> cons to both, especially when considering upgrades in managed environments.



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[jira] [Work logged] (KNOX-3051) Add a classpath location for patches

2024-12-02 Thread ASF GitHub Bot (Jira)


 [ 
https://issues.apache.org/jira/browse/KNOX-3051?focusedWorklogId=946321&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-946321
 ]

ASF GitHub Bot logged work on KNOX-3051:


Author: ASF GitHub Bot
Created on: 02/Dec/24 10:09
Start Date: 02/Dec/24 10:09
Worklog Time Spent: 10m 
  Work Description: smolnar82 commented on code in PR #971:
URL: https://github.com/apache/knox/pull/971#discussion_r1865570612


##
gateway-util-launcher/src/main/java/org/apache/knox/gateway/launcher/Extender.java:
##
@@ -0,0 +1,77 @@
+/*
+ * 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.knox.gateway.launcher;
+
+import java.io.File;
+import java.io.IOException;
+import java.nio.charset.StandardCharsets;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.nio.file.Paths;
+import java.util.Arrays;
+import java.util.Properties;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+public class Extender {
+
+private static final String CLASSPATH_EXTENSION_PROPERTY = 
"gateway.server.classpath.extension";
+private static final String CLASSPATH_PROPERTY_PATTERN = 
"\\s*" + CLASSPATH_EXTENSION_PROPERTY + 
"\\s*(.*?)\\s*";
+private static final String CONFIG_FILE = "gateway-site.xml";
+private static final String CONFIG_PATH = "../conf/" + CONFIG_FILE;
+private static final String CLASS_PATH_PROPERTY = "class.path";
+private static final String MAIN_CLASS_PROPERTY = "main.class";
+private static final String GATEWAY_SERVER_MAIN_CLASS = 
"org.apache.knox.gateway.GatewayServer";
+private static final String[] CLASS_PATH_DELIMITERS = new String[]{",", 
";"};
+
+private final File base;
+private final Properties properties;
+
+public Extender(File base, Properties properties) {
+this.base = base;
+this.properties = properties;
+}
+
+public void extendClassPathProperty() throws IOException {
+Path configFilePath = Paths.get(base.getPath(), CONFIG_PATH);
+if 
(GATEWAY_SERVER_MAIN_CLASS.equals(properties.getProperty(MAIN_CLASS_PROPERTY)) 
&& Files.isReadable(configFilePath)) {
+String configContent = new 
String(Files.readAllBytes(configFilePath), StandardCharsets.UTF_8);
+extractExtensionPathIntoProperty(configContent);
+}
+}
+
+protected void extractExtensionPathIntoProperty(String configContent) {
+Pattern pattern = Pattern.compile(CLASSPATH_PROPERTY_PATTERN, 
Pattern.DOTALL);
+Matcher matcher = pattern.matcher(configContent);

Review Comment:
   nit: they can be `final`.



##
gateway-util-launcher/src/test/java/org/apache/knox/gateway/launcher/ExtenderTest.java:
##
@@ -0,0 +1,195 @@
+/*
+ * 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.knox.gateway.launcher;
+
+
+import org.junit.Test;
+
+import java.io.IOException;
+import java.nio.charset.StandardCharsets;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.util.Properties;
+
+import static org.junit.Assert.assertEquals;
+
+public class ExtenderTest {
+
+private Path tempDir;
+private Path confDir;
+private Path configFilePath;
+
+@Test
+public void extendClassPathPropertyTest() throws IOException {
+this.setupDirs();
+Properties properties = new Properties();
+

[jira] [Work logged] (KNOX-3051) Add a classpath location for patches

2024-12-01 Thread ASF GitHub Bot (Jira)


 [ 
https://issues.apache.org/jira/browse/KNOX-3051?focusedWorklogId=946244&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-946244
 ]

ASF GitHub Bot logged work on KNOX-3051:


Author: ASF GitHub Bot
Created on: 01/Dec/24 11:12
Start Date: 01/Dec/24 11:12
Worklog Time Spent: 10m 
  Work Description: hanicz opened a new pull request, #971:
URL: https://github.com/apache/knox/pull/971

   ## What changes were proposed in this pull request?
   
   **Classpath extension for patches**
   
   It would be convenient to have the ability to easily pre-pend classes/JARs 
to the Knox classpath for quickly applying/testing patches. This approach is 
completely configurable and multiple locations can be configured although their 
order has to be kept in mind to avoid overrides. Placing any class or JAR in 
these locations will take precedence on the classpath as it will come first. 
These locations can be within the Knox installation, external to it or even a 
mix of them. 
   
   The logic is checking the gateway-site.xml file for 
'gateway.server.classpath.extension' property, if it is there it will extend 
the classpath with its value. The launcher only modifies the classpath for the 
GatewayServer. There is a check for the main class that's in the properties and 
if it is 'org.apache.knox.gateway.GatewayServer' only then the classpath is 
extended.
   
   Example extension:
   
   `/new/classpath/jars/*.jar;../patch/*;/new/classpath/classes;`
   
   - The different locations should be separated by ',' or ';'.
   - '*.jar': picks up all jar files in the folder.
   - '*': picks up all files in the folder.
   - '/folder': class files are picked up from various folder hierarchies (eq. 
put GatewayServer.class in org/apache/knox/gateway folder) 
   
   ## How was this patch tested?
   
   - Unit tests
   - Tested locally with class and JAR files
   




Issue Time Tracking
---

Worklog Id: (was: 946244)
Remaining Estimate: 0h
Time Spent: 10m

> Add a classpath location for patches
> 
>
> Key: KNOX-3051
> URL: https://issues.apache.org/jira/browse/KNOX-3051
> Project: Apache Knox
>  Issue Type: Improvement
>  Components: Server
>Affects Versions: 2.0.0
>Reporter: Philip Zampino
>Priority: Minor
>  Time Spent: 10m
>  Remaining Estimate: 0h
>
> It would be convenient to have the ability to easily pre-pend classes to the 
> Knox classpath for quickly applying/testing patches.
> If this could be configurable, that would be ideal, though I'm not sure it's 
> possible.
> If hard-coded, we should consider whether or not this location should be 
> within the Knox installation directory or external to it. There are pros and 
> cons to both, especially when considering upgrades in managed environments.



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