GopherProxy

	Improve tcp connexion logging - geomyidae - A small C-based gopherd.
	git clone git://bitreich.org/geomyidae/ git://enlrupgkhuxnvlhsf6lc3fziv5h2hhfri…
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	---
	commit 42ed4146e6040a362e67369d862daabff0a01f4b
	parent eaa890e1ff66d546a86e66dda6ea5c71a239a2df
	Author: Quentin Rameau <[email protected]>
	Date: Fri, 16 Jun 2017 18:07:23 +0200

	Improve tcp connexion logging

	Log events when bound to an ip or when it fails, and when a client
	disconnects.

	Signed-off-by: Christoph Lohmann <[email protected]>

	Diffstat:
	M main.c \| 21 +++++++++++++++++++--

	1 file changed, 19 insertions(+), 2 deletions(-)
	---
	diff --git a/main.c b/main.c
	@@ -22,6 +22,7 @@
	#include <pwd.h>
	#include <grp.h>
	#include <errno.h>
	+#include <arpa/inet.h>

	#include "ind.h"
	#include "handlr.h"
	@@ -266,7 +267,9 @@ initsignals(void)
	int
	getlistenfd(struct addrinfo hints, char bindip, char *port)
	{
	+ char addstr[INET6_ADDRSTRLEN];
	struct addrinfo ai, rp;
	+ void *sinaddr;
	int on, listfd;

	listfd = -1;
	@@ -286,9 +289,21 @@ getlistenfd(struct addrinfo hints, char bindip, char *po…
	sizeof(on)) < 0) {
	break;
	}
	- if(bind(listfd, rp->ai_addr, rp->ai_addrlen) == 0)
	+
	+ sinaddr = (rp->ai_family == AF_INET) ?
	+ (void )&((struct sockaddr_in )rp->ai_addr)->sin_ad…
	+ (void )&((struct sockaddr_in6 )rp->ai_addr)->sin6_…
	+
	+ if(bind(listfd, rp->ai_addr, rp->ai_addrlen) == 0) {
	+ if(loglvl & CONN && inet_ntop(rp->ai_family, sinaddr,
	+ addstr, sizeof(addstr)))
	+ logentry(addstr, port, "-", "listening");
	break;
	+ }
	close(listfd);
	+ if(loglvl & CONN && inet_ntop(rp->ai_family, sinaddr,
	+ addstr, sizeof(addstr)))
	+ logentry(addstr, port, "-", "could not bind");
	}
	if(rp == nil)
	return -1;
	@@ -477,7 +492,7 @@ main(int argc, char *argv[])
	sizeof(clienth), clientp, sizeof(clientp),
	NI_NUMERICHOST\|NI_NUMERICSERV);

	- if (loglvl & CONN)
	+ if(loglvl & CONN)
	logentry(clienth, clientp, "-", "connected");

	switch(fork()) {
	@@ -501,6 +516,8 @@ main(int argc, char *argv[])
	break;
	}
	close(sock);
	+ if(loglvl & CONN)
	+ logentry(clienth, clientp, "-", "disconnected");
	}

	shutdown(listfd, SHUT_RDWR);