plan9fox/sys/src/cmd/tlssrv.c

95 lines
1.6 KiB
C

#include <u.h>
#include <libc.h>
#include <bio.h>
#include <mp.h>
#include <libsec.h>
char *remotesys = "";
char *logfile = nil;
int debug = 0;
static int
reporter(char *fmt, ...)
{
va_list ap;
char buf[2000];
va_start(ap, fmt);
if(logfile){
vsnprint(buf, sizeof buf, fmt, ap);
syslog(0, logfile, "%s tls reports %s", remotesys, buf);
}else{
fprint(2, "%s: %s tls reports ", argv0, remotesys);
vfprint(2, fmt, ap);
fprint(2, "\n");
}
va_end(ap);
return 0;
}
void
usage(void)
{
fprint(2, "usage: tlssrv -c cert [-D] [-l logfile] [-r remotesys] cmd [args...]\n");
fprint(2, " after auth/secretpem key.pem > /mnt/factotum/ctl\n");
exits("usage");
}
void
main(int argc, char *argv[])
{
TLSconn *conn;
char *cert;
int fd;
cert = nil;
ARGBEGIN{
case 'D':
debug++;
break;
case 'c':
cert = EARGF(usage());
break;
case 'l':
logfile = EARGF(usage());
break;
case 'r':
remotesys = EARGF(usage());
break;
default:
usage();
}ARGEND
if(*argv == nil)
usage();
if(cert == nil)
sysfatal("no certificate specified");
conn = (TLSconn*)mallocz(sizeof *conn, 1);
if(conn == nil)
sysfatal("out of memory");
conn->chain = readcertchain(cert);
if(conn->chain == nil)
sysfatal("%r");
conn->cert = conn->chain->pem;
conn->certlen = conn->chain->pemlen;
conn->chain = conn->chain->next;
if(debug)
conn->trace = reporter;
fd = tlsServer(1, conn);
if(fd < 0){
reporter("failed: %r");
exits(0);
}
if(debug)
reporter("open");
dup(fd, 0);
dup(fd, 1);
exec(*argv, argv);
reporter("can't exec %s: %r", *argv);
exits("exec");
}