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Restrict access to rs to root's processes.

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This commit is contained in:
Philip Homburg 2007-04-27 12:27:40 +00:00
parent 69ca935251
commit 93f9bb4a57
1 changed files with 12 additions and 0 deletions
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12
servers/rs/main.c
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@ -40,6 +40,7 @@ PUBLIC int main(void)
int result; /* result to return */
sigset_t sigset; /* system signal set */
int s;
uid_t euid;
/* Initialize the server, then go to work. */
init_server();
@ -83,6 +84,17 @@ PUBLIC int main(void)
* Handle the request and send a reply to the caller.
*/
else {
/* Only root can make calls to rs */
euid= getpeuid(m.m_source);
if (euid != 0)
{
printf("RS: got unauthorized request from endpoint %d\n",
m.m_source);
m.m_type = EPERM;
reply(who_e, &m);
continue;
}
switch(call_nr) {
case RS_UP: result = do_up(&m, FALSE, 0); break;
case RS_UP_COPY: result = do_up(&m, TRUE, 0); break;