- ret = add_directory(dirname, &this_dir_num, parent_dir_num,
- &dir_size, &dir_files);
-out:
- closedir(dir);
- ret2 = adu_fchdir(cwd_fd);
- if (ret2 < 0 && ret >= 0)
- ret = ret2;
- close(cwd_fd);
- return ret;
-}
-
-static int get_dir_name_by_number(uint64_t *dirnum, char **name)
-{
- char *result = NULL, *tmp;
- struct osl_row *row;
- uint64_t val = *dirnum;
- struct osl_object obj = {.data = &val, .size = sizeof(val)};
- int ret;
-
-again:
- ret = osl(osl_get_row(dir_table, DT_NUM, &obj, &row));
- if (ret < 0)
- goto out;
- ret = osl(osl_get_object(dir_table, row, DT_NAME, &obj));
- if (ret < 0)
- goto out;
- if (result) {
- tmp = make_message("%s/%s", (char *)obj.data, result);
- free(result);
- result = tmp;
- } else
- result = adu_strdup((char *)obj.data);
- ret = osl(osl_get_object(dir_table, row, DT_PARENT_NUM, &obj));
- if (ret < 0)
- goto out;
- val = *(uint64_t *)obj.data;
- if (val)
- goto again;
-out:
- if (ret < 0) {
- free(result);
- *name = NULL;
- } else
- *name = result;
- return ret;
-}
-
-static int get_dir_name_of_row(struct osl_row *dir_table_row, char **name)
-{
- struct osl_object obj;
- int ret;
- char *this_dir, *prefix = NULL;
-
- *name = NULL;
- ret = osl(osl_get_object(dir_table, dir_table_row, DT_NAME, &obj));
- if (ret < 0)
- return ret;
- this_dir = adu_strdup((char *)obj.data);
- ret = osl(osl_get_object(dir_table, dir_table_row, DT_PARENT_NUM, &obj));
- if (ret < 0)
- goto out;
- if (!*(uint64_t *)obj.data) {
- *name = this_dir;
- return 1;
- }
- ret = get_dir_name_by_number((uint64_t *)obj.data, &prefix);
- if (ret < 0)
- goto out;
- *name = make_message("%s/%s", prefix, this_dir);
- free(prefix);
- ret = 1;
-out:
- free(this_dir);
- return ret;
-}
-
-const uint64_t size_unit_divisors[] = {
- [size_unit_arg_b] = 1ULL,
- [size_unit_arg_k] = 1024ULL,
- [size_unit_arg_m] = 1024ULL * 1024ULL,
- [size_unit_arg_g] = 1024ULL * 1024ULL * 1024ULL,
- [size_unit_arg_t] = 1024ULL * 1024ULL * 1024ULL * 1024ULL,
-};
-
-const uint64_t count_unit_divisors[] = {
-
- [count_unit_arg_n] = 1ULL,
- [count_unit_arg_k] = 1000ULL,
- [count_unit_arg_m] = 1000ULL * 1000ULL,
- [count_unit_arg_g] = 1000ULL * 1000ULL * 1000ULL,
- [count_unit_arg_t] = 1000ULL * 1000ULL * 1000ULL * 1000ULL,
-};
-
-const char size_unit_abbrevs[] = " BKMGT";
-const char count_unit_abbrevs[] = " kmgt";
-
-static enum enum_size_unit format_size_value(enum enum_size_unit unit,
- uint64_t value, int print_unit, char *result)
-{
- enum enum_size_unit u = unit;
- char unit_buf[2] = "\0\0";
-
- if (unit == size_unit_arg_h) /* human readable */
- for (u = size_unit_arg_b; u < size_unit_arg_t &&
- value > size_unit_divisors[u + 1]; u++)
- ; /* nothing */
- if (print_unit)
- unit_buf[0] = size_unit_abbrevs[u];
- sprintf(result, "%llu%s",
- (long long unsigned)value / size_unit_divisors[u], unit_buf);
- return u;
-}
-
-static enum enum_count_unit format_count_value(enum enum_count_unit unit,
- uint64_t value, int print_unit, char *result)
-{
- enum enum_count_unit u = unit;
- char unit_buf[2] = "\0\0";
-
- if (unit == count_unit_arg_h) /* human readable */
- for (u = count_unit_arg_n; u < count_unit_arg_t &&
- value > count_unit_divisors[u + 1]; u++)
- ; /* nothing */
- if (print_unit)
- unit_buf[0] = count_unit_abbrevs[u];
- sprintf(result, "%llu%s",
- (long long unsigned)value / count_unit_divisors[u], unit_buf);
- return u;
-}
-
-enum global_stats_flags {
- GSF_PRINT_DIRNAME = 1,
- GSF_PRINT_BYTES = 2,
- GSF_PRINT_FILES = 4,
- GSF_COMPUTE_SUMMARY = 8,
-};
-
-struct global_stats_info {
- uint32_t count;
- int ret;
- int osl_errno;
- enum global_stats_flags flags;
-};
-
-static int global_stats_loop_function(struct osl_row *row, void *data)
-{
- struct global_stats_info *gsi = data;
- struct osl_object obj;
- char *dirname, formated_value[FORMATED_VALUE_SIZE];
- int ret, summary = gsi->flags & GSF_COMPUTE_SUMMARY;
-
- check_signals();
- if (!gsi->count && !summary) {
- ret = -E_LOOP_COMPLETE;
- goto err;
- }
- if (summary || (gsi->count && (gsi->flags & GSF_PRINT_FILES))) {
- uint64_t files;
- ret = osl(osl_get_object(dir_table, row, DT_FILES, &obj));
- if (ret < 0)
- goto err;
- files = *(uint64_t *)obj.data;
- if (gsi->count && (gsi->flags & GSF_PRINT_FILES)) {
- format_count_value(conf.count_unit_arg, files,
- conf.count_unit_arg == count_unit_arg_h,
- formated_value);
- printf("\t%s%s", formated_value,
- (gsi->flags & (GSF_PRINT_BYTES | GSF_PRINT_DIRNAME))?
- "\t" : "\n");
- }
- if (summary)
- num_files += files;
- }
- if (summary || (gsi->count && (gsi->flags & GSF_PRINT_BYTES))) {
- uint64_t bytes;
- ret = osl(osl_get_object(dir_table, row, DT_BYTES, &obj));
- if (ret < 0)
- goto err;
- bytes = *(uint64_t *)obj.data;
- if (gsi->count && (gsi->flags & GSF_PRINT_BYTES)) {
- format_size_value(conf.size_unit_arg, bytes,
- conf.size_unit_arg == size_unit_arg_h,
- formated_value);
- printf("%s%s%s",
- (gsi->flags & GSF_PRINT_FILES)? "" : "\t",
- formated_value,
- (gsi->flags & GSF_PRINT_DIRNAME)? "\t" : "\n"
- );
- }
- if (summary) {
- num_bytes += bytes;
- num_dirs++;
- }
- }
- if (gsi->count && (gsi->flags & GSF_PRINT_DIRNAME)) {
- ret = get_dir_name_of_row(row, &dirname);
- if (ret < 0)
- goto err;
- printf("%s%s\n",
- (gsi->flags & (GSF_PRINT_BYTES | GSF_PRINT_FILES))? "" : "\t",
- dirname);
- free(dirname);
- }
- if (gsi->count > 0)
- gsi->count--;
- return 1;
-err:
- gsi->ret = ret;
- gsi->osl_errno = (ret == -E_OSL)? osl_errno : 0;
- return -1;
-}
-
-static void print_id_stats(void)
-{
- struct user_info *ui;
-
- printf("User summary "
- "(uid/dirs%s/files%s/size%s):\n",
- count_unit_buf, count_unit_buf, size_unit_buf);
- FOR_EACH_USER(ui) {
- char formated_dir_count[FORMATED_VALUE_SIZE],
- formated_file_count[FORMATED_VALUE_SIZE],
- formated_bytes[FORMATED_VALUE_SIZE ];
- if (!ui_used(ui) || !ui_admissible(ui))
- continue;
- format_count_value(conf.count_unit_arg, ui->dirs,
- conf.count_unit_arg == count_unit_arg_h,
- formated_dir_count);
- format_count_value(conf.count_unit_arg, ui->files,
- conf.count_unit_arg == count_unit_arg_h,
- formated_file_count);
- format_size_value(conf.size_unit_arg, ui->bytes,
- conf.size_unit_arg == size_unit_arg_h,
- formated_bytes);
- printf("\t%u\t%s\t%s\t%s\n", (unsigned)ui->uid,
- formated_dir_count,
- formated_file_count,
- formated_bytes
- );
- }
-}
-
-enum user_stats_flags {
- USF_PRINT_DIRNAME = 1,
- USF_PRINT_BYTES = 2,
- USF_PRINT_FILES = 4,
- USF_COMPUTE_SUMMARY = 8,
-};
-
-struct user_stats_info {
- uint32_t count;
- enum user_stats_flags flags;
- int ret;
- int osl_errno;
- struct user_info *ui;
-};
-
-static int user_stats_loop_function(struct osl_row *row, void *data)
-{
- struct user_stats_info *usi = data;
- struct osl_object obj;
- int ret, summary = usi->flags & GSF_COMPUTE_SUMMARY;
- char formated_value[FORMATED_VALUE_SIZE];
-
- check_signals();
- if (!usi->count && !summary) {
- ret = -E_LOOP_COMPLETE;
- goto err;
- }
- if (summary || (usi->count && (usi->flags & USF_PRINT_FILES))) {
- uint64_t files;
- ret = osl(osl_get_object(usi->ui->table, row, UT_FILES, &obj));
- if (ret < 0)
- goto err;
- files = *(uint64_t *)obj.data;
- if (usi->count && (usi->flags & USF_PRINT_FILES)) {
- format_count_value(conf.count_unit_arg, files,
- conf.count_unit_arg == count_unit_arg_h,
- formated_value);
- printf("\t%s%s", formated_value,
- (usi->flags & (USF_PRINT_BYTES | USF_PRINT_DIRNAME))?
- "\t" : "\n"
- );
- }
- if (summary)
- usi->ui->files += files;
- }
- if (summary || (usi->count && (usi->flags & USF_PRINT_BYTES))) {
- uint64_t bytes;
- ret = osl(osl_get_object(usi->ui->table, row, UT_BYTES, &obj));
- if (ret < 0)
- goto err;
- bytes = *(uint64_t *)obj.data;
- if (usi->count && (usi->flags & USF_PRINT_BYTES)) {
- format_size_value(conf.size_unit_arg, bytes,
- conf.size_unit_arg == size_unit_arg_h,
- formated_value);
- printf("%s%s%s",
- (usi->flags & USF_PRINT_FILES)? "" : "\t",
- formated_value,
- usi->flags & USF_PRINT_DIRNAME? "\t" : "\n"
- );
- }
- if (summary) {
- usi->ui->bytes += bytes;
- usi->ui->dirs++;
- }
-
- }
- if (usi->count && (usi->flags & USF_PRINT_DIRNAME)) {
- char *dirname;
- ret = osl(osl_get_object(usi->ui->table, row, UT_DIR_NUM, &obj));
- if (ret < 0)
- goto err;
- ret = get_dir_name_by_number((uint64_t *)obj.data, &dirname);
- if (ret < 0)
- goto err;
- printf("%s%s\n",
- (usi->flags & (USF_PRINT_BYTES | USF_PRINT_FILES))? "" : "\t",
- dirname);
- free(dirname);
- }
- if (usi->count > 0)
- usi->count--;
- return 1;
-err:
- usi->ret = ret;
- usi->osl_errno = (ret == -E_OSL)? osl_errno : 0;
- return -1;
-}
-
-static int check_loop_return(int ret, int loop_ret, int loop_osl_errno)
-{
- if (ret >= 0)
- return ret;
- assert(ret == -E_OSL);
- if (osl_errno != E_OSL_LOOP)
- /* error not caused by loop function returning negative. */
- return ret;
- assert(loop_ret < 0);
- if (loop_ret == -E_LOOP_COMPLETE) /* no error */
- return 1;
- if (loop_ret == -E_OSL) { /* osl error in loop function */
- assert(loop_osl_errno);
- osl_errno = loop_osl_errno;
- }
- return loop_ret;
-}
-
-static int adu_loop_reverse(struct osl_table *t, unsigned col_num, void *private_data,
- osl_rbtree_loop_func *func, int *loop_ret, int *loop_osl_errno)
-{
- int ret = osl(osl_rbtree_loop_reverse(t, col_num, private_data, func));
- return check_loop_return(ret, *loop_ret, *loop_osl_errno);
-}
-
-static int print_user_stats(void)
-{
- struct user_info *ui;
- int ret;
-
- FOR_EACH_USER(ui) {
- struct user_stats_info usi = {
- .count = conf.limit_arg,
- .ui = ui
- };
- if (!ui_used(ui) || !ui_admissible(ui))
- continue;
- usi.flags = USF_PRINT_DIRNAME | USF_PRINT_BYTES | USF_COMPUTE_SUMMARY;
- printf("uid %u, by size%s:\n",
- (unsigned) ui->uid, size_unit_buf);
- ret = adu_loop_reverse(ui->table, UT_BYTES, &usi, user_stats_loop_function,
- &usi.ret, &usi.osl_errno);
- if (ret < 0)
- return ret;
- printf("\nuid %u, by file count%s:\n",
- (unsigned) ui->uid, count_unit_buf);
- usi.count = conf.limit_arg,
- usi.flags = USF_PRINT_DIRNAME | USF_PRINT_FILES;
- ret = adu_loop_reverse(ui->table, UT_FILES, &usi, user_stats_loop_function,
- &usi.ret, &usi.osl_errno);
- if (ret < 0)
- return ret;
- printf("\n");
- }
- return 1;
-}
-
-static void print_global_summary(void)
-{
- char d[FORMATED_VALUE_SIZE], f[FORMATED_VALUE_SIZE],
- s[FORMATED_VALUE_SIZE];
- enum enum_count_unit ud, uf;
- enum enum_size_unit us;
-
- ud = format_count_value(conf.count_unit_arg, num_dirs, 0, d);
- uf = format_count_value(conf.count_unit_arg, num_files, 0, f);
- us = format_size_value(conf.size_unit_arg, num_bytes, 0, s);
-
- printf("Global summary "
- "(dirs(%c)/files(%c)/size(%c))\n"
- "\t%s\t%s\t%s\n\n",
- count_unit_abbrevs[ud],
- count_unit_abbrevs[uf],
- size_unit_abbrevs[us],
- d, f, s
- );
-
-}
-
-static int print_statistics(void)
-{
- int ret;
- struct global_stats_info gsi = {
- .count = conf.limit_arg,
- .flags = GSF_PRINT_DIRNAME | GSF_PRINT_BYTES | GSF_COMPUTE_SUMMARY
- };
-
- printf("By size%s:\n",
- size_unit_buf);
- ret = adu_loop_reverse(dir_table, DT_BYTES, &gsi,
- global_stats_loop_function, &gsi.ret, &gsi.osl_errno);
- if (ret < 0)
- return ret;
- printf("\n");
-
- gsi.count = conf.limit_arg;
- gsi.flags = GSF_PRINT_DIRNAME | GSF_PRINT_FILES;
- printf("By file count%s:\n",
- count_unit_buf);
- ret = adu_loop_reverse(dir_table, DT_FILES, &gsi,
- global_stats_loop_function, &gsi.ret, &gsi.osl_errno);
- if (ret < 0)
- return ret;
- printf("\n");
- print_global_summary();
- print_user_stats();
- print_id_stats();
- return 1;
-}
-
-static char *get_uid_list_name(void)
-{
- return make_message("%s/uid_list", conf.database_dir_arg);
-}
-
-static int write_uid_list(void)
-{
- char *buf, *filename;
- uint32_t count = 0;
- struct user_info *ui;
- size_t size = num_uids * sizeof(uint32_t);
- int ret;
-
- if (!num_uids)
- return 0;
- buf = adu_malloc(size);
- FOR_EACH_USER(ui) {
- if (!ui_used(ui) || !ui_admissible(ui))
- continue;
- DEBUG_LOG("saving uid %u\n", (unsigned) ui->uid);
- write_u32(buf + count++ * sizeof(uint32_t), ui->uid);
- }
- filename = get_uid_list_name();
- ret = adu_write_file(filename, buf, size);
- free(filename);
- free(buf);
- return ret;
-}
-
-static int open_dir_table(void)
-{
- if (!dir_table_desc.dir) /* we did not create the table */
- dir_table_desc.dir = adu_strdup(conf.database_dir_arg);