int main(int argc, char** argv) { /* initialize MPI */ MPI_Init(&argc, &argv); mfu_init(); /* get our rank and the size of comm_world */ int rank, ranks; MPI_Comm_rank(MPI_COMM_WORLD, &rank); MPI_Comm_size(MPI_COMM_WORLD, &ranks); /* pointer to mfu_walk_opts */ mfu_walk_opts_t* walk_opts = mfu_walk_opts_new(); /* parse command line options */ char* inputname = NULL; char* ownername = NULL; char* groupname = NULL; char* modestr = NULL; char* regex_exp = NULL; mfu_perms* head = NULL; int walk = 0; int exclude = 0; int name = 0; /* verbose by default */ mfu_debug_level = MFU_LOG_VERBOSE; int option_index = 0; static struct option long_options[] = { {"input", 1, 0, 'i'}, {"owner", 1, 0, 'u'}, {"group", 1, 0, 'g'}, {"mode", 1, 0, 'm'}, {"exclude", 1, 0, 'e'}, {"match", 1, 0, 'a'}, {"name", 0, 0, 'n'}, {"progress", 1, 0, 'P'}, {"verbose", 0, 0, 'v'}, {"quiet", 0, 0, 'q'}, {"help", 0, 0, 'h'}, {0, 0, 0, 0} }; int usage = 0; while (1) { int c = getopt_long( argc, argv, "i:u:g:m:nvqh", long_options, &option_index ); if (c == -1) { break; } switch (c) { case 'i': inputname = MFU_STRDUP(optarg); break; case 'u': ownername = MFU_STRDUP(optarg); break; case 'g': groupname = MFU_STRDUP(optarg); break; case 'm': modestr = MFU_STRDUP(optarg); break; case 'e': regex_exp = MFU_STRDUP(optarg); exclude = 1; break; case 'a': regex_exp = MFU_STRDUP(optarg); exclude = 0; break; case 'n': name = 1; break; case 'P': mfu_progress_timeout = atoi(optarg); break; case 'v': mfu_debug_level = MFU_LOG_VERBOSE; break; case 'q': mfu_debug_level = MFU_LOG_NONE; break; case 'h': usage = 1; break; case '?': usage = 1; break; default: if (rank == 0) { printf("?? getopt returned character code 0%o ??\n", c); } } } /* check that we got a valid progress value */ if (mfu_progress_timeout < 0) { if (rank == 0) { MFU_LOG(MFU_LOG_ERR, "Seconds in --progress must be non-negative: %d invalid", mfu_progress_timeout); } usage = 1; } /* paths to walk come after the options */ int numpaths = 0; mfu_param_path* paths = NULL; if (optind < argc) { /* got a path to walk */ walk = 1; /* determine number of paths specified by user */ numpaths = argc - optind; /* allocate space for each path */ paths = (mfu_param_path*) MFU_MALLOC((size_t)numpaths * sizeof(mfu_param_path)); /* process each path */ const char** argpaths = (const char**)(&argv[optind]); mfu_param_path_set_all(numpaths, argpaths, paths); /* advance to next set of options */ optind += numpaths; /* don't allow input file and walk */ if (inputname != NULL) { usage = 1; } } else { /* if we're not walking, we must be reading, * and for that we need a file */ if (inputname == NULL) { usage = 1; } } /* check that our mode string parses correctly */ if (modestr != NULL) { int valid = mfu_perms_parse(modestr, &head); if (! valid) { usage = 1; if (rank == 0) { printf("invalid mode string: %s\n", modestr); } /* free the head of the list */ mfu_perms_free(&head); } } /* print usage if we need to */ if (usage) { if (rank == 0) { print_usage(); } mfu_finalize(); MPI_Finalize(); return 1; } /* create an empty file list */ mfu_flist flist = mfu_flist_new(); /* flag used to check if permissions need to be * set on the walk */ if (head != NULL) { mfu_perms_need_dir_rx(head, walk_opts); } /* get our list of files, either by walking or reading an * input file */ if (walk) { /* if in octal mode set use_stat=0 to stat each file on walk */ if (head != NULL && head->octal && ownername == NULL && groupname == NULL) { walk_opts->use_stat = 0; } /* walk list of input paths */ mfu_flist_walk_param_paths(numpaths, paths, walk_opts, flist); } else { /* read list from file */ mfu_flist_read_cache(inputname, flist); } /* assume we'll use the full list */ mfu_flist srclist = flist; /* filter the list if needed */ mfu_flist filtered_flist = MFU_FLIST_NULL; if (regex_exp != NULL) { /* filter the list based on regex */ filtered_flist = mfu_flist_filter_regex(flist, regex_exp, exclude, name); /* update our source list to use the filtered list instead of the original */ srclist = filtered_flist; } /* change group and permissions */ mfu_flist_chmod(srclist, ownername, groupname, head); /* free list if it was used */ if (filtered_flist != MFU_FLIST_NULL){ /* free the filtered flist (if any) */ mfu_flist_free(&filtered_flist); } /* free the file list */ mfu_flist_free(&flist); /* free the path parameters */ mfu_param_path_free_all(numpaths, paths); /* free memory allocated to hold params */ mfu_free(&paths); /* free the owner and group names */ mfu_free(&ownername); mfu_free(&groupname); /* free the modestr */ mfu_free(&modestr); /* free the match_pattern if it isn't null */ if (regex_exp != NULL) { mfu_free(®ex_exp); } /* free the head of the list */ mfu_perms_free(&head); /* free the input file name */ mfu_free(&inputname); /* free the walk options */ mfu_walk_opts_delete(&walk_opts); /* shut down MPI */ mfu_finalize(); MPI_Finalize(); return 0; }
int main(int argc, char** argv) { int i; /* initialize MPI */ MPI_Init(&argc, &argv); mfu_init(); /* get our rank and the size of comm_world */ int rank, ranks; MPI_Comm_rank(MPI_COMM_WORLD, &rank); MPI_Comm_size(MPI_COMM_WORLD, &ranks); /* parse command line options */ char* inputname = NULL; char* regex_exp = NULL; int walk = 0; int exclude = 0; int name = 0; int dryrun = 0; int option_index = 0; static struct option long_options[] = { {"input", 1, 0, 'i'}, {"lite", 0, 0, 'l'}, {"exclude", 1, 0, 'e'}, {"match", 1, 0, 'a'}, {"name", 0, 0, 'n'}, {"help", 0, 0, 'h'}, {"dryrun", 0, 0, 'd'}, {"verbose", 0, 0, 'v'}, {0, 0, 0, 0} }; int usage = 0; while (1) { int c = getopt_long( argc, argv, "i:nlhv", long_options, &option_index ); if (c == -1) { break; } switch (c) { case 'i': inputname = MFU_STRDUP(optarg); break; case 'l': walk_stat = 0; break; case 'e': regex_exp = MFU_STRDUP(optarg); exclude = 1; break; case 'a': regex_exp = MFU_STRDUP(optarg); exclude = 0; break; case 'n': name = 1; break; case 'h': usage = 1; break; case 'd': dryrun = 1; break; case 'v': mfu_debug_level = MFU_LOG_VERBOSE; break; case '?': usage = 1; break; default: if (rank == 0) { printf("?? getopt returned character code 0%o ??\n", c); } } } /* paths to walk come after the options */ int numpaths = 0; mfu_param_path* paths = NULL; if (optind < argc) { /* got a path to walk */ walk = 1; /* determine number of paths specified by user */ numpaths = argc - optind; /* allocate space for each path */ paths = (mfu_param_path*) MFU_MALLOC((size_t)numpaths * sizeof(mfu_param_path)); /* process each path */ char** argpaths = &argv[optind]; mfu_param_path_set_all(numpaths, argpaths, paths); /* advance to next set of options */ optind += numpaths; /* don't allow input file and walk */ if (inputname != NULL) { usage = 1; } } else { /* if we're not walking, we must be reading, * and for that we need a file */ if (inputname == NULL) { usage = 1; } } /* print usage if we need to */ if (usage) { if (rank == 0) { print_usage(); } mfu_finalize(); MPI_Finalize(); return 1; } /* create an empty file list */ mfu_flist flist = mfu_flist_new(); /* get our list of files, either by walking or reading an * input file */ if (walk) { /* walk list of input paths */ mfu_param_path_walk(numpaths, paths, walk_stat, flist, dir_perm); } else { /* read list from file */ mfu_flist_read_cache(inputname, flist); } /* assume we'll use the full list */ mfu_flist srclist = flist; /* filter the list if needed */ mfu_flist filtered_flist = MFU_FLIST_NULL; if (regex_exp != NULL) { /* filter the list based on regex */ filtered_flist = mfu_flist_filter_regex(flist, regex_exp, exclude, name); /* update our source list to use the filtered list instead of the original */ srclist = filtered_flist; } /* only actually delete files if the user wasn't doing a dry run */ if (dryrun) { /* just print what we would delete without actually doing anything, * this is useful if the user is trying to get a regex right */ mfu_flist_print(srclist); } else { /* remove files */ mfu_flist_unlink(srclist); } /* free list if it was used */ if (filtered_flist != MFU_FLIST_NULL){ /* free the filtered flist (if any) */ mfu_flist_free(&filtered_flist); } /* free the file list */ mfu_flist_free(&flist); /* free the path parameters */ mfu_param_path_free_all(numpaths, paths); /* free memory allocated to hold params */ mfu_free(&paths); /* free the regex string if we have one */ mfu_free(®ex_exp); /* free the input file name */ mfu_free(&inputname); /* shut down MPI */ mfu_finalize(); MPI_Finalize(); return 0; }