POTD skeleton #35.

Signed-off-by: lns <matzeton@googlemail.com>

1 files changed, 16 insertions, 4 deletions

diff --git a/src/jail.c b/src/jail.c
index d5e2716..740e51e 100644
--- a/src/jail.c
+++ b/src/jail.c
@@ -2,6 +2,7 @@
 #include <stdlib.h>
 #include <sched.h>
 #include <signal.h>
+#include <pty.h>
 #include <sys/epoll.h>
 #include <sys/prctl.h>
 #include <assert.h>
@@ -248,6 +249,10 @@ error:
 static int jail_childfn(void *arg)
 {
     jail_prisoner_process *args;
+    int term_fd;
+    struct termios *term = NULL;
+    struct winsize *win = NULL;
+    pid_t child_pid;
 
     assert(arg);
     args = (jail_prisoner_process *) arg;
@@ -261,14 +266,21 @@ static int jail_childfn(void *arg)
         E2("%s", "No new root set");
         exit(EXIT_FAILURE);
     }
-    N2("Safe change root to: '%s'", args->newroot);
+    D2("Safe change root to: '%s'", args->newroot);
     if (safe_chroot(args->newroot)) {
         E2("Safe jail chroot to '%s' failed", args->newroot);
         exit(EXIT_FAILURE);
     }
 
-    printf("----> CHILD FN: %d <----\n", args->client_psock.fd);
-    sleep(10);
+    D2("%s", "Forking a new pseudo terminal");
+    child_pid = forkpty(&term_fd, NULL, term, win);
+    if (!child_pid) {
+        if (execl("/bin/bash", "/bin/bash", (char *) NULL)) {
+            exit(EXIT_FAILURE);
+        }
+    } else {
+        W_STRERR("Forking a new pseudo terminal");
+    }
 
-    exit(EXIT_SUCCESS);
+    exit(EXIT_FAILURE);
 }