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Check uid before opening file

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This commit is contained in:
remoof 2021-07-15 14:59:24 +02:00
parent a9fcfe3be9
commit 9948bd3fc7
1 changed files with 8 additions and 7 deletions
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15
rdo.c
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@ -50,22 +50,23 @@ int main(int argc, char** argv) {
if (argc < 2) if (argc < 2)
errx(1, "Please specify a program to run"); errx(1, "Please specify a program to run");
int ruid = getuid();
if (ruid == 0) {
runprog(argc, argv);
return 0;
}
FILE* fp = fopen("/etc/rdo.conf", "r"); FILE* fp = fopen("/etc/rdo.conf", "r");
if (!fp) if (!fp)
err(1, "Could not open /etc/rdo.conf"); err(1, "Could not open /etc/rdo.conf");
int ruid = getuid();
if (ruid == 0) {
fclose(fp);
runprog(argc, argv);
return 0;
}
getconf(fp, "username", username, sizeof(username)); getconf(fp, "username", username, sizeof(username));
getconf(fp, "wrong_pw_sleep", wrong_pw_sleep, sizeof(wrong_pw_sleep)); getconf(fp, "wrong_pw_sleep", wrong_pw_sleep, sizeof(wrong_pw_sleep));
sleep_ms = atoi(wrong_pw_sleep) * 1000; sleep_ms = atoi(wrong_pw_sleep) * 1000;
fclose(fp);
struct passwd* p = getpwnam(username); struct passwd* p = getpwnam(username);
if (!p) if (!p)
err(1, "Could not get user info"); err(1, "Could not get user info");