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https://github.com/yarrick/iodine.git
synced 2024-11-08 02:19:18 +02:00
stdin-echo fix in server too
This commit is contained in:
parent
e6286cc03c
commit
643178b207
25
src/common.c
25
src/common.c
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@ -29,6 +29,7 @@
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#include <unistd.h>
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#include <string.h>
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#include <ctype.h>
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#include <termios.h>
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#include "common.h"
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@ -86,3 +87,27 @@ do_detach()
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umask(0);
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alarm(0);
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}
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void
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read_password(char *buf, size_t len)
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{
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struct termios old;
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struct termios tp;
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char pwd[80];
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tcgetattr(0, &tp);
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old = tp;
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tp.c_lflag &= (~ECHO);
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tcsetattr(0, TCSANOW, &tp);
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printf("Enter password: ");
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fflush(stdout);
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scanf("%79s", pwd);
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printf("\n");
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tcsetattr(0, TCSANOW, &old);
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strncpy(buf, pwd, len);
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buf[len-1] = '\0';
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}
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@ -50,4 +50,6 @@ void close_dns(int);
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void do_chroot(char *);
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void do_detach();
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void read_password(char*, size_t);
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#endif
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25
src/iodine.c
25
src/iodine.c
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@ -34,7 +34,6 @@
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#ifdef DARWIN
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#include <arpa/nameser8_compat.h>
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#endif
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#include <termios.h>
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#include "common.h"
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#include "encoding.h"
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@ -570,30 +569,6 @@ set_nameserver(const char *cp)
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nameserv.sin_addr = addr;
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}
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static void
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read_password(char *buf, size_t len)
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{
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struct termios old;
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struct termios tp;
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char pwd[80];
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tcgetattr(0, &tp);
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old = tp;
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tp.c_lflag &= (~ECHO);
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tcsetattr(0, TCSANOW, &tp);
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printf("Enter password: ");
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fflush(stdout);
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scanf("%79s", pwd);
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printf("\n");
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tcsetattr(0, TCSANOW, &old);
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strncpy(buf, pwd, len);
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buf[len-1] = '\0';
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}
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static void
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usage() {
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extern char *__progname;
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@ -514,7 +514,7 @@ main(int argc, char **argv)
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argv += optind;
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if (geteuid() != 0) {
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printf("Run as root and you'll be happy.\n");
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warnx("Run as root and you'll be happy.\n");
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usage();
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}
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@ -523,33 +523,29 @@ main(int argc, char **argv)
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topdomain = strdup(argv[1]);
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if (strlen(topdomain) > 128 || topdomain[0] == '.') {
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printf("Use a topdomain max 128 chars long. Do not start it with a dot.\n");
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warnx("Use a topdomain max 128 chars long. Do not start it with a dot.\n");
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usage();
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}
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if (username) {
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pw = getpwnam(username);
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if (!pw) {
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printf("User %s does not exist!\n", username);
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if (username != NULL) {
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if ((pw = getpwnam(username)) == NULL) {
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warnx("User %s does not exist!\n", username);
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usage();
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}
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}
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if (mtu == 0) {
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printf("Bad MTU given.\n");
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warnx("Bad MTU given.\n");
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usage();
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}
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if (listen_ip == INADDR_NONE) {
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printf("Bad IP address to listen on.\n");
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warnx("Bad IP address to listen on.\n");
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usage();
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}
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if (strlen(password) == 0) {
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printf("Enter password on stdin:\n");
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scanf("%32s", password);
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password[32] = 0;
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}
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if (strlen(password) == 0)
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read_password(password, sizeof(password));
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if ((tun_fd = open_tun(device)) == -1)
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goto cleanup0;
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@ -562,22 +558,21 @@ main(int argc, char **argv)
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my_mtu = mtu;
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init_users(my_ip);
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printf("Listening to dns for domain %s\n", argv[1]);
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printf("Listening to dns for domain %s\n", topdomain);
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if (newroot != NULL)
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do_chroot(newroot);
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signal(SIGINT, sigint);
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if (username) {
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if (username != NULL) {
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if (setgid(pw->pw_gid) < 0 || setuid(pw->pw_uid) < 0) {
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printf("Could not switch to user %s!\n", username);
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warnx("Could not switch to user %s!\n", username);
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usage();
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}
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}
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if (!foreground) {
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if (foreground == 0)
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do_detach();
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}
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tunnel(tun_fd, dnsd_fd);
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