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/* |
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* tomoyo_new_network_test.c |
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* |
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* Testing program for fs/tomoyo_network.c |
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* |
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* Copyright (C) 2005-2008 NTT DATA CORPORATION |
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* |
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* Version: 1.6.5-pre 2008/10/20 |
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* |
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*/ |
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#include "include.h" |
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|
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static int domain_fd = EOF; |
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static const char *policy = ""; |
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static char self_domain[4096] = ""; |
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|
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static int write_policy(void) |
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{ |
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FILE *fp = fopen(proc_policy_domain_policy, "r"); |
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char buffer[8192]; |
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char *cp; |
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int domain_found = 0; |
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int policy_found = 0; |
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memset(buffer, 0, sizeof(buffer)); |
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write(domain_fd, policy, strlen(policy)); |
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write(domain_fd, "\n", 1); |
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if (!fp) { |
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printf("%s : BUG: policy read failed\n", policy); |
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return 0; |
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} |
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while (fgets(buffer, sizeof(buffer) - 1, fp)) { |
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cp = strchr(buffer, '\n'); |
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if (cp) |
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*cp = '\0'; |
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if (!strncmp(buffer, "<kernel>", 8)) |
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domain_found = !strcmp(self_domain, buffer); |
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if (domain_found) { |
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if (!strcmp(buffer, policy)) { |
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policy_found = 1; |
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break; |
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} |
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} |
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} |
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fclose(fp); |
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if (!policy_found) { |
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printf("%s : BUG: policy write failed\n", policy); |
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return 0; |
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} |
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errno = 0; |
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return 1; |
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} |
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|
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static void delete_policy(void) |
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{ |
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write(domain_fd, "delete ", 7); |
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write(domain_fd, policy, strlen(policy)); |
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write(domain_fd, "\n", 1); |
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} |
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|
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static void show_result(int result, char should_success) |
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{ |
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printf("%s : ", policy); |
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if (should_success) { |
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if (result != EOF) |
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printf("OK\n"); |
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else |
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printf("FAILED: %s\n", strerror(errno)); |
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} else { |
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if (result == EOF) { |
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if (errno == EPERM) |
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printf("OK: Permission denied.\n"); |
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else |
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printf("FAILED: %s\n", strerror(errno)); |
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} else { |
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printf("BUG\n"); |
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} |
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} |
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} |
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|
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static void show_result2(int result) |
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{ |
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printf("%s : ", policy); |
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if (result == EOF) { |
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if (errno == ECONNABORTED) |
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printf("OK: Software caused connection abort.\n"); |
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else |
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printf("BUG: %s\n", strerror(errno)); |
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} else { |
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printf("BUG\n"); |
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} |
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} |
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|
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static void stage_network_test(void) |
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{ |
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int i; |
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|
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{ /* IPv4 TCP */ |
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char buffer[1024]; |
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struct sockaddr_in saddr; |
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struct sockaddr_in caddr; |
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socklen_t size = sizeof(saddr); |
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int fd1 = socket(PF_INET, SOCK_STREAM, 0); |
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int fd2 = socket(PF_INET, SOCK_STREAM, 0); |
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int fd3 = EOF; |
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memset(buffer, 0, sizeof(buffer)); |
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policy = buffer; |
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|
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memset(&saddr, 0, sizeof(saddr)); |
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saddr.sin_family = AF_INET; |
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saddr.sin_addr.s_addr = htonl(INADDR_LOOPBACK); |
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saddr.sin_port = htons(0); |
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|
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snprintf(buffer, sizeof(buffer) - 1, |
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"allow_network TCP bind 127.0.0.1 0-1"); |
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errno = 0; |
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show_result(bind(fd1, (struct sockaddr *) &saddr, |
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sizeof(saddr)), 0); |
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if (write_policy()) { |
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show_result(bind(fd1, (struct sockaddr *) &saddr, |
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sizeof(saddr)), 1); |
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delete_policy(); |
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} |
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getsockname(fd1, (struct sockaddr *) &saddr, &size); |
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|
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snprintf(buffer, sizeof(buffer) - 1, |
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"allow_network TCP listen 127.0.0.0-127.255.255.255 " |
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"%u-%u", ntohs(saddr.sin_port) - 1, |
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ntohs(saddr.sin_port) + 1); |
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errno = 0; |
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show_result(listen(fd1, 5), 0); |
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if (write_policy()) { |
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show_result(listen(fd1, 5), 1); |
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delete_policy(); |
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} |
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|
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snprintf(buffer, sizeof(buffer) - 1, |
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"allow_network TCP connect 127.0.0.1 %u-%u", |
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ntohs(saddr.sin_port) - 1, ntohs(saddr.sin_port) + 1); |
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errno = 0; |
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show_result(connect(fd2, (struct sockaddr *) &saddr, |
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sizeof(saddr)), 0); |
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if (write_policy()) { |
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show_result(connect(fd2, (struct sockaddr *) &saddr, |
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sizeof(saddr)), 1); |
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delete_policy(); |
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} |
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getsockname(fd2, (struct sockaddr *) &caddr, &size); |
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|
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snprintf(buffer, sizeof(buffer) - 1, |
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"allow_network TCP accept 127.0.0.1 %u-%u", |
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ntohs(caddr.sin_port) - 1, ntohs(caddr.sin_port) + 1); |
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errno = 0; |
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fd3 = accept(fd1, (struct sockaddr *) &caddr, &size); |
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show_result2(fd3); |
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if (fd3 != EOF) |
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close(fd3); |
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|
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close(fd2); |
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fd2 = socket(PF_INET, SOCK_STREAM, 0); |
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snprintf(buffer, sizeof(buffer) - 1, |
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"allow_network TCP connect 127.0.0.0-127.255.255.255 " |
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"%u-%u", ntohs(saddr.sin_port) - 1, |
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ntohs(saddr.sin_port) + 1); |
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if (write_policy()) { |
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connect(fd2, (struct sockaddr *) &saddr, sizeof(saddr)); |
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delete_policy(); |
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} |
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getsockname(fd2, (struct sockaddr *) &caddr, &size); |
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snprintf(buffer, sizeof(buffer) - 1, |
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"allow_network TCP accept 127.0.0.0-127.255.255.255 " |
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"%u-%u", ntohs(caddr.sin_port) - 1, |
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ntohs(caddr.sin_port) + 1); |
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if (write_policy()) { |
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fd3 = accept(fd1, (struct sockaddr *) &caddr, &size); |
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show_result(fd3, 1); |
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delete_policy(); |
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if (fd3 != EOF) |
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close(fd3); |
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} |
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|
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if (fd2 != EOF) |
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close(fd2); |
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if (fd1 != EOF) |
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close(fd1); |
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} |
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|
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i = socket(PF_INET6, SOCK_STREAM, 0); |
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if (i == EOF) |
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return; |
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close(i); |
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|
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{ /* IPv6 TCP */ |
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char buffer[1024]; |
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struct sockaddr_in6 saddr, caddr; |
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socklen_t size = sizeof(saddr); |
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int fd1 = socket(PF_INET6, SOCK_STREAM, 0); |
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int fd2 = socket(PF_INET6, SOCK_STREAM, 0); |
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int fd3 = EOF; |
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memset(buffer, 0, sizeof(buffer)); |
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policy = buffer; |
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|
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memset(&saddr, 0, sizeof(saddr)); |
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saddr.sin6_family = AF_INET6; |
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saddr.sin6_addr = in6addr_loopback; |
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saddr.sin6_port = htons(0); |
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|
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snprintf(buffer, sizeof(buffer) - 1, |
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"allow_network TCP bind 0:0:0:0:0:0:0:1 0-1"); |
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errno = 0; |
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show_result(bind(fd1, (struct sockaddr *) &saddr, |
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sizeof(saddr)), 0); |
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if (write_policy()) { |
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show_result(bind(fd1, (struct sockaddr *) &saddr, |
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sizeof(saddr)), 1); |
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delete_policy(); |
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} |
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getsockname(fd1, (struct sockaddr *) &saddr, &size); |
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|
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snprintf(buffer, sizeof(buffer) - 1, "allow_network TCP listen " |
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"0:0:0:0:0:0:0:0-0:0:0:0:0:0:0:ff %u-%u", |
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ntohs(saddr.sin6_port) - 1, |
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ntohs(saddr.sin6_port) + 1); |
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errno = 0; |
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show_result(listen(fd1, 5), 0); |
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if (write_policy()) { |
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show_result(listen(fd1, 5), 1); |
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delete_policy(); |
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} |
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|
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snprintf(buffer, sizeof(buffer) - 1, |
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"allow_network TCP connect 0:0:0:0:0:0:0:1 %u-%u", |
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ntohs(saddr.sin6_port) - 1, |
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ntohs(saddr.sin6_port) + 1); |
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errno = 0; |
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show_result(connect(fd2, (struct sockaddr *) &saddr, |
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sizeof(saddr)), 0); |
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if (write_policy()) { |
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show_result(connect(fd2, (struct sockaddr *) &saddr, |
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sizeof(saddr)), 1); |
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delete_policy(); |
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} |
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getsockname(fd2, (struct sockaddr *) &caddr, &size); |
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|
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snprintf(buffer, sizeof(buffer) - 1, |
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"allow_network TCP accept 0:0:0:0:0:0:0:1 %u-%u", |
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ntohs(caddr.sin6_port) - 1, |
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ntohs(caddr.sin6_port) + 1); |
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errno = 0; |
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fd3 = accept(fd1, (struct sockaddr *) &caddr, &size); |
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show_result2(fd3); |
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if (fd3 != EOF) |
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close(fd3); |
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|
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close(fd2); |
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fd2 = socket(PF_INET6, SOCK_STREAM, 0); |
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snprintf(buffer, sizeof(buffer) - 1, "allow_network TCP " |
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"connect 0:0:0:0:0:0:0:0-0:0:0:0:0:0:0:ff %u-%u", |
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ntohs(saddr.sin6_port) - 1, |
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ntohs(saddr.sin6_port) + 1); |
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if (write_policy()) { |
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connect(fd2, (struct sockaddr *) &saddr, sizeof(saddr)); |
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delete_policy(); |
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} |
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getsockname(fd2, (struct sockaddr *) &caddr, &size); |
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snprintf(buffer, sizeof(buffer) - 1, "allow_network TCP accept " |
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"0:0:0:0:0:0:0:0-0:0:0:0:0:0:0:ff %u-%u", |
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ntohs(caddr.sin6_port) - 1, |
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ntohs(caddr.sin6_port) + 1); |
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if (write_policy()) { |
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fd3 = accept(fd1, (struct sockaddr *) &caddr, &size); |
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show_result(fd3, 1); |
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delete_policy(); |
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if (fd3 != EOF) |
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close(fd3); |
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} |
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|
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if (fd2 != EOF) |
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close(fd2); |
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if (fd1 != EOF) |
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close(fd1); |
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} |
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} |
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|
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int main(int argc, char *argv[]) |
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{ |
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ccs_test_init(); |
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domain_fd = open(proc_policy_domain_policy, O_WRONLY); |
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{ |
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int self_fd = open(proc_policy_self_domain, O_RDONLY); |
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memset(self_domain, 0, sizeof(self_domain)); |
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read(self_fd, self_domain, sizeof(self_domain) - 1); |
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close(self_fd); |
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write(domain_fd, self_domain, strlen(self_domain)); |
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write(domain_fd, "\n", 1); |
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} |
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write_status("MAC_FOR_NETWORK=enforcing\n"); |
| 297 |
write_status("MAX_REJECT_LOG=1024\n"); |
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stage_network_test(); |
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close(domain_fd); |
| 300 |
clear_status(); |
| 301 |
return 0; |
| 302 |
} |
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