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// This file is part of Firejail project
// Copyright (C) 2014-2019 Firejail Authors
// License GPL v2
#include <stdlib.h>
#include <stdio.h>
#include <unistd.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <linux/netlink.h>
#include <net/ethernet.h>
#include <sys/mount.h>
int main(int argc, char **argv) {
if (argc != 2) {
printf("Usage: test [sleep|socket|mkdir|mount]\n");
return 1;
}
if (strcmp(argv[1], "sleep") == 0) {
printf("before sleep\n");
sleep(1);
printf("after sleep\n");
}
else if (strcmp(argv[1], "socket") == 0) {
int sock;
printf("testing socket AF_INET\n");
if ((sock = socket(AF_INET, SOCK_STREAM, 0)) < 0) {
perror("socket");
}
else
close(sock);
printf("testing socket AF_INET6\n");
if ((sock = socket(AF_INET6, SOCK_STREAM, 0)) < 0) {
perror("socket");
}
else
close(sock);
printf("testing socket AF_NETLINK\n");
if ((sock = socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE)) < 0) {
perror("socket");
}
else
close(sock);
printf("testing socket AF_UNIX\n");
if ((sock = socket(AF_UNIX, SOCK_STREAM, 0)) < 0) {
perror("socket");
}
else
close(sock);
// root needed to be able to handle this
printf("testing socket AF_PACKETX\n");
if ((sock = socket(AF_PACKET, SOCK_DGRAM, htons(ETH_P_ARP))) < 0) {
perror("socket");
}
else
close(sock);
printf("after socket\n");
}
else if (strcmp(argv[1], "mkdir") == 0) {
printf("before mkdir\n");
mkdir("tmp", 0777);
printf("after mkdir\n");
}
else if (strcmp(argv[1], "mount") == 0) {
printf("before mount\n");
if (mount("tmpfs", "/tmp", "tmpfs", MS_NOSUID | MS_STRICTATIME, "mode=755,gid=0") < 0) {
perror("mount");
}
printf("after mount\n");
}
else {
fprintf(stderr, "Error: invalid argument\n");
return 1;
}
return 0;
}
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