Why Does Unix Require a Domain Socket?
Contents Processes Reference Unix Domain Sockets as File System Inodes, So Two Processes Can Communicate by Opening the Same Socket. … This Allows the Sending...
Processes reference Unix domain sockets as file system inodes, so two processes can communicate by opening the same socket. … This allows the sending processes to grant the receiving process access to a file descriptor for which the receiving process otherwise does not have access.
How does Unix domain socket work?
After a UNIX domain socket is created, you must bind the socket to a unique file path by using the bind function. … Unlike internet sockets in the AF_INET domain where the socket is bound to a unique IP address and port number, a UNIX domain socket is bound to a file path.
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Does Unix socket need port?
When the host is “localhost”, MySQL Unix clients use a Unix socket, AKA Unix Domain Socket, rather than a TCP/IP socket for the connection, thus the TCP port doesn’t matter.
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