michael-o commented on a change in pull request #382:
URL: https://github.com/apache/tomcat/pull/382#discussion_r532256127



##########
File path: java/org/apache/tomcat/util/IntrospectionUtils.java
##########
@@ -136,6 +138,19 @@ public static boolean setProperty(Object o, String name, 
String value,
                         if (actualMethod != null) {
                             
actualMethod.append(method.getName()).append("(InetAddress.getByName(\"").append(value).append("\"))");
                         }
+                        // Try a setFoo ( Path )
+                    } else if ("java.nio.file.Path".equals(paramType
+                            .getName())) {
+                        try {
+                            params[0] = Paths.get(value);
+                        } catch (InvalidPathException ipe) {
+                            if (log.isDebugEnabled())
+                                log.debug("IntrospectionUtils: Unable to 
resolve path:" + value);

Review comment:
       Use the common `[..]` pattern

##########
File path: java/org/apache/tomcat/util/net/AprEndpoint.java
##########
@@ -292,52 +295,79 @@ public void bind() throws Exception {
 
         // Create the pool for the server socket
         serverSockPool = Pool.create(rootPool);
+
         // Create the APR address that will be bound
-        String addressStr = null;
-        if (getAddress() != null) {
-            addressStr = getAddress().getHostAddress();
-        }
-        int family = Socket.APR_INET;
-        if (Library.APR_HAVE_IPV6) {
-            if (addressStr == null) {
-                if (!OS.IS_BSD) {
+        if (getPath() != null) {
+            if (Library.APR_HAVE_UNIX) {
+                hostname = getPath().toString();
+                family = Socket.APR_UNIX;
+            }
+            else {
+                throw new 
Exception(sm.getString("endpoint.init.unixnotavail"));
+            }
+        }
+        else {
+
+            if (getAddress() != null) {
+                hostname = getAddress().getHostAddress();
+            }
+            family = Socket.APR_INET;
+            if (Library.APR_HAVE_IPV6) {
+                if (hostname == null) {
+                    if (!OS.IS_BSD) {
+                        family = Socket.APR_UNSPEC;
+                    }
+                } else if (hostname.indexOf(':') >= 0) {
                     family = Socket.APR_UNSPEC;
                 }
-            } else if (addressStr.indexOf(':') >= 0) {
-                family = Socket.APR_UNSPEC;
             }
-         }
+        }
+
+        long sockAddress = Address.info(hostname, family, getPortWithOffset(), 
0, rootPool);
 
-        long inetAddress = Address.info(addressStr, family, 
getPortWithOffset(), 0, rootPool);
         // Create the APR server socket
-        serverSock = Socket.create(Address.getInfo(inetAddress).family,
+        if (family == Socket.APR_UNIX) {
+            serverSock = Socket.create(family, Socket.SOCK_STREAM, 0, 
rootPool);
+        }
+        else {
+            serverSock = Socket.create(Address.getInfo(sockAddress).family,
                 Socket.SOCK_STREAM,
                 Socket.APR_PROTO_TCP, rootPool);
-        if (OS.IS_UNIX) {
-            Socket.optSet(serverSock, Socket.APR_SO_REUSEADDR, 1);
-        }
-        if (Library.APR_HAVE_IPV6) {
-            if (getIpv6v6only()) {
-                Socket.optSet(serverSock, Socket.APR_IPV6_V6ONLY, 1);
-            } else {
-                Socket.optSet(serverSock, Socket.APR_IPV6_V6ONLY, 0);
+            if (OS.IS_UNIX) {
+                Socket.optSet(serverSock, Socket.APR_SO_REUSEADDR, 1);
+            }
+            if (Library.APR_HAVE_IPV6) {
+                if (getIpv6v6only()) {
+                    Socket.optSet(serverSock, Socket.APR_IPV6_V6ONLY, 1);
+                } else {
+                    Socket.optSet(serverSock, Socket.APR_IPV6_V6ONLY, 0);
+                }
             }
+            // Deal with the firewalls that tend to drop the inactive sockets
+            Socket.optSet(serverSock, Socket.APR_SO_KEEPALIVE, 1);
         }
-        // Deal with the firewalls that tend to drop the inactive sockets
-        Socket.optSet(serverSock, Socket.APR_SO_KEEPALIVE, 1);
+
         // Bind the server socket
-        int ret = Socket.bind(serverSock, inetAddress);
+        int ret = Socket.bind(serverSock, sockAddress);
         if (ret != 0) {
             throw new Exception(sm.getString("endpoint.init.bind", "" + ret, 
Error.strerror(ret)));
         }
+
         // Start listening on the server socket
         ret = Socket.listen(serverSock, getAcceptCount());
         if (ret != 0) {
             throw new Exception(sm.getString("endpoint.init.listen", "" + ret, 
Error.strerror(ret)));
         }
-        if (OS.IS_WIN32 || OS.IS_WIN64) {
-            // On Windows set the reuseaddr flag after the bind/listen
-            Socket.optSet(serverSock, Socket.APR_SO_REUSEADDR, 1);
+
+        if (family == Socket.APR_UNIX) {

Review comment:
       What umask will APR use to create the socket file?

##########
File path: java/org/apache/tomcat/util/net/AprEndpoint.java
##########
@@ -292,52 +295,79 @@ public void bind() throws Exception {
 
         // Create the pool for the server socket
         serverSockPool = Pool.create(rootPool);
+
         // Create the APR address that will be bound
-        String addressStr = null;
-        if (getAddress() != null) {
-            addressStr = getAddress().getHostAddress();
-        }
-        int family = Socket.APR_INET;
-        if (Library.APR_HAVE_IPV6) {
-            if (addressStr == null) {
-                if (!OS.IS_BSD) {
+        if (getPath() != null) {
+            if (Library.APR_HAVE_UNIX) {
+                hostname = getPath().toString();

Review comment:
       That hurts in terms of naming...

##########
File path: java/org/apache/coyote/AbstractProtocol.java
##########
@@ -347,22 +352,27 @@ public String getName() {
     private String getNameInternal() {
         StringBuilder name = new StringBuilder(getNamePrefix());
         name.append('-');
-        if (getAddress() != null) {
-            name.append(getAddress().getHostAddress());
-            name.append('-');
+        if (getPath() != null) {
+            name.append(getPath().getFileName().toString());

Review comment:
       Stupid question: What will happen when I bind two connectors on two 
different directory with the same socket file name?




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