1 | /* |
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2 | * COPYRIGHT (c) 1989-2011. |
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3 | * On-Line Applications Research Corporation (OAR). |
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4 | * |
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5 | * The license and distribution terms for this file may be |
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6 | * found in the file LICENSE in this distribution or at |
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7 | * http://www.rtems.com/license/LICENSE. |
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8 | * |
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9 | * $Id$ |
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10 | */ |
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11 | #include <stdio.h> |
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12 | #include <errno.h> |
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13 | #include <fcntl.h> |
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14 | #include <string.h> |
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15 | #include <unistd.h> |
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16 | #include <sys/stat.h> |
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17 | #include <sys/types.h> |
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18 | |
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19 | #include "rtems.h" |
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20 | |
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21 | #include "fstest_support.h" |
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22 | #include "fs_config.h" |
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23 | |
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24 | #include "fstest.h" |
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25 | |
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26 | #define TEMP_DIR "waterbuffalo" |
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27 | |
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28 | |
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29 | /* Break out of a chroot() environment in C */ |
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30 | void break_out_of_chroot(void) |
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31 | { |
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32 | |
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33 | int dir_fd; /* File descriptor to directory */ |
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34 | struct stat sbuf; /* The stat() buffer */ |
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35 | chdir("/"); |
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36 | |
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37 | if (stat(TEMP_DIR,&sbuf)<0) { |
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38 | if (errno==ENOENT) { |
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39 | if (mkdir(TEMP_DIR,0755)<0) { |
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40 | fprintf(stderr,"Failed to create %s - %s\n", TEMP_DIR, |
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41 | strerror(errno)); |
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42 | exit(1); |
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43 | } |
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44 | } else { |
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45 | fprintf(stderr,"Failed to stat %s - %s\n", TEMP_DIR, |
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46 | strerror(errno)); |
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47 | exit(1); |
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48 | } |
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49 | } else if (!S_ISDIR(sbuf.st_mode)) { |
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50 | fprintf(stderr,"Error - %s is not a directory!\n",TEMP_DIR); |
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51 | exit(1); |
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52 | } |
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53 | |
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54 | if ((dir_fd=open(".",O_RDONLY))<0) { |
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55 | fprintf(stderr,"Failed to open ""." |
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56 | " for reading - %s\n", strerror(errno)); |
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57 | exit(1); |
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58 | } |
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59 | |
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60 | if (chroot(TEMP_DIR)<0) { |
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61 | fprintf(stderr,"Failed to chroot to %s - %s\n",TEMP_DIR, |
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62 | strerror(errno)); |
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63 | exit(1); |
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64 | } |
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65 | |
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66 | if (fchdir(dir_fd)<0) { |
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67 | fprintf(stderr,"Failed to fchdir - %s\n", |
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68 | strerror(errno)); |
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69 | exit(1); |
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70 | } |
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71 | close(dir_fd); |
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72 | chdir(".."); |
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73 | chroot("."); |
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74 | |
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75 | } |
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76 | |
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77 | /* |
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78 | * Main entry point of every filesystem test |
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79 | */ |
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80 | |
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81 | rtems_task Init( |
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82 | rtems_task_argument ignored) |
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83 | { |
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84 | int rc=0; |
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85 | puts( "\n\n*** FILE SYSTEM TEST ( " FILESYSTEM " ) ***" ); |
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86 | |
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87 | puts( "Initializing filesystem " FILESYSTEM ); |
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88 | test_initialize_filesystem(); |
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89 | rc=chdir(BASE_FOR_TEST); |
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90 | rtems_test_assert(rc==0); |
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91 | |
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92 | rc=chroot(BASE_FOR_TEST); |
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93 | rtems_test_assert(rc==0); |
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94 | |
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95 | test(); |
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96 | |
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97 | break_out_of_chroot(); |
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98 | chdir("/"); |
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99 | |
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100 | puts( "\n\nShutting down filesystem " FILESYSTEM ); |
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101 | test_shutdown_filesystem(); |
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102 | |
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103 | puts( "*** END OF FILE SYSTEM TEST ( " FILESYSTEM " ) ***" ); |
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104 | rtems_test_exit(0); |
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105 | } |
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