shithub: patch

ref: 64483f35745627ddb2e7d678a10a052aef38895e
dir: /upas-ignore-certs/

diff 251c3cfd610abd169676852d301a2aa1267c0e57 uncommitted
--- a/sys/src/cmd/upas/fs/dat.h
+++ b/sys/src/cmd/upas/fs/dat.h
@@ -342,8 +342,10 @@
 extern int	plumbing;
 extern ulong	msgallocd;
 extern ulong	msgfreed;
+extern int	nocertcheck;
 extern Mailbox	*mbl;
 extern Message	*root;
+extern char	*logf;
 
 #define	dprint(...)	if(debug) fprint(2, __VA_ARGS__); else {}
 #define	Topmsg(mb, m)	(m->whole == mb->root)
--- a/sys/src/cmd/upas/fs/fs.c
+++ b/sys/src/cmd/upas/fs/fs.c
@@ -114,6 +114,7 @@
 int	debug;
 int	plumbing = 1;
 ulong	cachetarg = Maxcache;
+int	nocertcheck; /* ignore unrecognized certs. Still logged */
 Mailbox	*mbl;
 
 static	int	messagesize = 8*1024 + IOHDRSZ;
@@ -203,7 +204,7 @@
 void
 usage(void)
 {
-	fprint(2, "usage: upas/fs [-DSbdlmnps] [-c cachetarg] [-f mboxfile] [-m mountpoint]\n");
+	fprint(2, "usage: upas/fs [-CDSbdlmnps] [-c cachetarg] [-f mboxfile] [-m mountpoint]\n");
 	exits("usage");
 }
 
@@ -271,6 +272,9 @@
 	v = argv;
 
 	ARGBEGIN{
+	case 'C':
+		nocertcheck = 1;
+		break;
 	case 'D':
 		Dflag = 1;
 		break;
--- a/sys/src/cmd/upas/fs/mbox.c
+++ b/sys/src/cmd/upas/fs/mbox.c
@@ -1634,7 +1634,7 @@
 	return i;
 }
 
-static char *logf = "fs";
+char *logf = "fs";
 
 void
 logmsg(Message *m, char *fmt, ...)
--- a/sys/src/cmd/upas/fs/tls.c
+++ b/sys/src/cmd/upas/fs/tls.c
@@ -17,6 +17,10 @@
 		close(ofd);
 		return -1;
 	}
+	if(nocertcheck){
+		syslog(Sflag, logf, "ignoring cert for %s", host);
+		goto skip;
+	}
 	thumb = initThumbprints("/sys/lib/tls/mail", "/sys/lib/tls/mail.exclude", "x509");
 	if(thumb != nil){
 		if(!okCertificate(conn.cert, conn.certlen, thumb)){
@@ -26,6 +30,7 @@
 		}
 		freeThumbprints(thumb);
 	}
+skip:
 	free(conn.cert);
 	free(conn.sessionID);
 	return fd;
--- a/sys/src/cmd/upas/smtp/smtp.c
+++ b/sys/src/cmd/upas/smtp/smtp.c
@@ -46,6 +46,7 @@
 int	quitting;	/* when error occurs in quit */
 int	tryauth;	/* Try to authenticate, if supported */
 int	trysecure;	/* Try to use TLS if the other side supports it */
+int	nocertcheck; /* ignore unrecognized certs. Still logged */
 
 char	*quitrv;	/* deferred return value when in quit */
 char	ddomain[1024];	/* domain name of destination machine */
@@ -85,7 +86,7 @@
 void
 usage(void)
 {
-	fprint(2, "usage: smtp [-aAdfipst] [-b busted-mx] [-g gw] [-h host] "
+	fprint(2, "usage: smtp [-aACdfipst] [-b busted-mx] [-g gw] [-h host] "
 		"[-u user] [.domain] net!host[!service] sender rcpt-list\n");
 	exits(Giveup);
 }
@@ -187,6 +188,9 @@
 	case 'u':
 		user = EARGF(usage());
 		break;
+	case 'C':
+		nocertcheck = 1;
+		break;
 	default:
 		usage();
 		break;
@@ -415,6 +419,11 @@
 	Bterm(&bin);
 	Binit(&bin, fd, OREAD);
 
+	if (nocertcheck) {
+		syslog(0, "smtp", "ignoring cert for %s", ddomain);
+		err = nil;
+		goto Out;
+	}
 	goodcerts = initThumbprints(smtpthumbs, smtpexclthumbs, "x509");
 	if (goodcerts == nil) {
 		syslog(0, "smtp", "bad thumbprints in %s", smtpthumbs);