X-Git-Url: http://git.ozlabs.org/?p=petitboot;a=blobdiff_plain;f=test%2Fparser%2Futils.c;h=d8499a47689ab2115065a005aca6d5b957755603;hp=019ba633e23b8de944dca06d906b8e3d4423aa31;hb=5303629eca660246616442fd3f9b7b5dfe254594;hpb=ca5ea96894c8b50e495d919db2737551e581120c diff --git a/test/parser/utils.c b/test/parser/utils.c index 019ba63..d8499a4 100644 --- a/test/parser/utils.c +++ b/test/parser/utils.c @@ -4,6 +4,7 @@ #include #include #include +#include #include #include @@ -14,43 +15,70 @@ #include "device-handler.h" #include "parser.h" #include "resource.h" +#include "event.h" +#include "platform.h" +#include "paths.h" +#include "parser-conf.h" #include "parser-test.h" -static int n_parsers; -static struct parser **parsers; +struct p_item { + struct list_item list; + struct parser *parser; +}; + +struct test_file { + struct discover_device *dev; + enum { + TEST_FILE, + TEST_DIR, + } type; + const char *name; + void *data; + int size; + struct list_item list; +}; + +STATIC_LIST(parsers); void __register_parser(struct parser *parser) { - parsers = talloc_realloc(NULL, parsers, struct parser *, n_parsers + 1); - parsers[n_parsers] = parser; - n_parsers++; + struct p_item* i = talloc(NULL, struct p_item); + + i->parser = parser; + list_add(&parsers, &i->list); +} + +static void __attribute__((destructor)) __cleanup_parsers(void) +{ + struct p_item *item, *tmp; + + list_for_each_entry_safe(&parsers, item, tmp, list) + talloc_free(item); } static struct discover_device *test_create_device_simple( - struct discover_context *ctx) + struct parser_test *test) { static int dev_idx; char name[10]; sprintf(name, "__test%d", dev_idx++); - return test_create_device(ctx, name); + return test_create_device(test, name); } -struct discover_device *test_create_device(struct discover_context *ctx, +struct discover_device *test_create_device(struct parser_test *test, const char *name) { struct discover_device *dev; - dev = talloc_zero(ctx, struct discover_device); - dev->device = talloc_zero(dev, struct device); - - list_init(&dev->boot_options); + dev = discover_device_create(test->handler, NULL, name); dev->device->id = talloc_strdup(dev, name); dev->device_path = talloc_asprintf(dev, "/dev/%s", name); dev->mount_path = talloc_asprintf(dev, "/test/mount/%s", name); + dev->mounted = true; return dev; } @@ -63,18 +91,37 @@ static struct discover_context *test_create_context(struct parser_test *test) assert(ctx); list_init(&ctx->boot_options); - ctx->device = test_create_device_simple(ctx); + ctx->device = test_create_device_simple(test); + ctx->test_data = test; + ctx->handler = test->handler; + device_handler_add_device(test->handler, ctx->device); return ctx; } +/* define our own test platform */ +static bool test_platform_probe(struct platform *p __attribute__((unused)), + void *ctx __attribute__((unused))) +{ + return true; +} + +struct platform test_platform = { + .name = "test", + .probe = test_platform_probe, +}; + +register_platform(test_platform); + struct parser_test *test_init(void) { struct parser_test *test; test = talloc_zero(NULL, struct parser_test); - test->handler = device_handler_init(NULL, 0); + platform_init(NULL); + test->handler = device_handler_init(NULL, NULL, 0); test->ctx = test_create_context(test); + list_init(&test->files); return test; } @@ -83,20 +130,24 @@ void test_fini(struct parser_test *test) { device_handler_destroy(test->handler); talloc_free(test); + platform_fini(); } void __test_read_conf_data(struct parser_test *test, + struct discover_device *dev, const char *conf_file, const char *buf, size_t len) { - test->conf.size = len; - test->conf.buf = talloc_memdup(test, buf, len); + test_add_file_data(test, dev, conf_file, buf, len); } -void test_read_conf_file(struct parser_test *test, const char *filename) +void test_read_conf_file(struct parser_test *test, const char *filename, + const char *conf_file) { struct stat stat; + size_t size; char *path; int fd, rc; + char *buf; path = talloc_asprintf(test, "%s/%s", TEST_CONF_BASE, filename); @@ -108,37 +159,377 @@ void test_read_conf_file(struct parser_test *test, const char *filename) assert(!rc); (void)rc; - test->conf.size = stat.st_size; - test->conf.buf = talloc_array(test, char, test->conf.size + 1); + size = stat.st_size; + buf = talloc_array(test, char, size + 1); - rc = read(fd, test->conf.buf, test->conf.size); - assert(rc == (ssize_t)test->conf.size); + rc = read(fd, buf, size); + assert(rc == (ssize_t)size); - *(char *)(test->conf.buf + test->conf.size) = '\0'; + *(buf + size) = '\0'; close(fd); talloc_free(path); + + test_add_file_data(test, test->ctx->device, conf_file, buf, size); } -int test_run_parser(struct parser_test *test, const char *parser_name) +void test_add_file_data(struct parser_test *test, struct discover_device *dev, + const char *filename, const void *data, int size) { - struct parser *parser; - int i, rc = 0; + struct test_file *file; + + file = talloc_zero(test, struct test_file); + file->type = TEST_FILE; + file->dev = dev; + file->name = filename; + file->data = talloc_memdup(test, data, size); + file->size = size; + list_add(&test->files, &file->list); +} - for (i = 0; i < n_parsers; i++) { - parser = parsers[i]; - if (strcmp(parser->name, parser_name)) +void test_add_dir(struct parser_test *test, struct discover_device *dev, + const char *dirname) +{ + struct test_file *file; + + file = talloc_zero(test, struct test_file); + file->type = TEST_DIR; + file->dev = dev; + file->name = dirname; + /* Pick a non-zero size for directories so that "[ -s ]" sees that the file has non-zero size. */ + file->size = 1; + list_add(&test->files, &file->list); +} + +void test_set_event_source(struct parser_test *test) +{ + test->ctx->event = talloc_zero(test->ctx, struct event); +} + +void test_set_event_param(struct event *event, const char *name, + const char *value) +{ + event_set_param(event, name, value); +} + +void test_set_event_device(struct event *event, const char *dev) +{ + event->device = talloc_strdup(event, dev); +} + +int parser_request_file(struct discover_context *ctx, + struct discover_device *dev, const char *filename, + char **buf, int *len) +{ + struct parser_test *test = ctx->test_data; + struct test_file *file; + char *tmp; + + list_for_each_entry(&test->files, file, list) { + if (file->dev != dev) + continue; + if (strcmp(file->name, filename)) + continue; + if (file->type != TEST_FILE) + continue; + + /* the read_file() interface always adds a trailing null + * for string-safety; do the same here */ + tmp = talloc_array(test, char, file->size + 1); + memcpy(tmp, file->data, file->size); + tmp[file->size] = '\0'; + *buf = tmp; + *len = file->size; + return 0; + } + + return -1; +} + +int parser_stat_path(struct discover_context *ctx, + struct discover_device *dev, const char *path, + struct stat *statbuf) +{ + struct parser_test *test = ctx->test_data; + struct test_file *file; + + list_for_each_entry(&test->files, file, list) { + if (file->dev != dev) continue; - test->ctx->parser = parser; - rc = parser->parse(test->ctx, test->conf.buf, test->conf.size); + if (strcmp(file->name, path)) + continue; + + statbuf->st_size = (off_t)file->size; + switch (file->type) { + case TEST_FILE: + statbuf->st_mode = S_IFREG; + break; + case TEST_DIR: + statbuf->st_mode = S_IFDIR; + break; + default: + fprintf(stderr, "%s: bad test file mode %d!", __func__, + file->type); + exit(EXIT_FAILURE); + } + + return 0; + } + + return -1; +} + +int parser_replace_file(struct discover_context *ctx, + struct discover_device *dev, const char *filename, + char *buf, int len) +{ + struct parser_test *test = ctx->test_data; + struct test_file *f, *file = NULL; + + list_for_each_entry(&test->files, f, list) { + if (f->dev != dev) + continue; + if (strcmp(f->name, filename)) + continue; + + file = f; break; } - if (i == n_parsers) - errx(EXIT_FAILURE, "%s: parser '%s' not found", - __func__, parser_name); + if (!file) { + file = talloc_zero(test, struct test_file); + file->dev = dev; + file->name = filename; + list_add(&test->files, &file->list); + } - return rc; + file->data = talloc_memdup(test, buf, len); + file->size = len; + return 0; +} + +int parser_scandir(struct discover_context *ctx, const char *dirname, + struct dirent ***files, int (*filter)(const struct dirent *) + __attribute__((unused)), + int (*comp)(const struct dirent **, const struct dirent **) + __attribute__((unused))) +{ + struct parser_test *test = ctx->test_data; + struct test_file *f; + char *filename; + struct dirent **dirents = NULL, **new_dirents; + int n = 0, namelen; + + list_for_each_entry(&test->files, f, list) { + if (f->dev != ctx->device) + continue; + + if (strlen(f->name) <= strlen(dirname)) + continue; + + filename = strrchr(f->name, '/'); + if (!filename) + continue; + + namelen = strlen(filename); + + if (strncmp(f->name, dirname, strlen(f->name) - namelen)) + continue; + + if (!dirents) { + dirents = malloc(sizeof(struct dirent *)); + } else { + new_dirents = realloc(dirents, sizeof(struct dirent *) + * (n + 1)); + if (!new_dirents) + goto err_cleanup; + + dirents = new_dirents; + } + + dirents[n] = malloc(sizeof(struct dirent) + namelen + 1); + + if (!dirents[n]) + goto err_cleanup; + + strcpy(dirents[n]->d_name, filename + 1); + n++; + } + + *files = dirents; + + return n; + +err_cleanup: + do { + free(dirents[n]); + } while (n-- > 0); + + free(dirents); + + return -1; +} + +bool parser_is_unique(struct discover_context *ctx, struct discover_device *dev, + const char *filename, struct list *found_list) +{ + (void)ctx; + (void)dev; + (void)filename; + (void)found_list; + + /* Just let the parser process everything. */ + return true; +} + +struct load_url_result *load_url_async(void *ctx, struct pb_url *url, + load_url_complete async_cb, void *async_data, + waiter_cb stdout_cb, void *stdout_data) +{ + struct conf_context *conf = async_data; + struct parser_test *test = conf->dc->test_data; + struct load_url_result *result; + char tmp[] = "/tmp/pb-XXXXXX"; + ssize_t rc = -1, sz = 0; + struct test_file *file; + int fd; + + /* Ignore the stdout callback for tests */ + (void)stdout_cb; + (void)stdout_data; + + fd = mkstemp(tmp); + + if (fd < 0) + return NULL; + + /* Some parsers will expect to need to read a file, so write the + * specified file to a temporary file */ + list_for_each_entry(&test->files, file, list) { + if (file->dev) + continue; + + if (strcmp(file->name, url->full)) + continue; + + while (sz < file->size) { + rc = write(fd, file->data, file->size); + if (rc < 0) { + fprintf(stderr, + "Failed to write to tmpfile, %m\n"); + break; + } + sz += rc; + } + break; + } + + close(fd); + + result = talloc_zero(ctx, struct load_url_result); + if (!result) + return NULL; + + result->local = talloc_strdup(result, tmp); + result->url = url; + if (rc < 0) + result->status = LOAD_ERROR; + else + result->status = result->local ? LOAD_OK : LOAD_ERROR; + result->cleanup_local = true; + + async_cb(result, conf); + + return result; +} + +int parser_request_url(struct discover_context *ctx, struct pb_url *url, + char **buf, int *len) +{ + struct parser_test *test = ctx->test_data; + struct test_file *file; + char *tmp; + + list_for_each_entry(&test->files, file, list) { + if (file->dev) + continue; + + if (strcmp(file->name, url->full)) + continue; + + /* the read_file() interface always adds a trailing null + * for string-safety; do the same here */ + tmp = talloc_array(test, char, file->size + 1); + memcpy(tmp, file->data, file->size); + tmp[file->size] = '\0'; + *buf = tmp; + *len = file->size; + return 0; + } + + return -1; +} + +int test_run_parser(struct parser_test *test, const char *parser_name) +{ + struct p_item* i; + + list_for_each_entry(&parsers, i, list) { + if (strcmp(i->parser->name, parser_name)) + continue; + test->ctx->parser = i->parser; + return i->parser->parse(test->ctx); + } + + errx(EXIT_FAILURE, "%s: parser '%s' not found", __func__, parser_name); +} + +bool resource_resolve(struct device_handler *handler, struct parser *parser, + struct resource *resource) +{ + if (!resource) + return true; + if (resource->resolved) + return true; + + assert(parser); + assert(parser->resolve_resource); + + return parser->resolve_resource(handler, resource); +} + +void boot_option_resolve(struct device_handler *handler, + struct discover_boot_option *opt) +{ + resource_resolve(handler, opt->source, opt->boot_image); + resource_resolve(handler, opt->source, opt->initrd); + resource_resolve(handler, opt->source, opt->icon); +} + +void test_hotplug_device(struct parser_test *test, struct discover_device *dev) +{ + struct discover_boot_option *opt; + + device_handler_add_device(test->handler, dev); + + list_for_each_entry(&test->ctx->boot_options, opt, list) + boot_option_resolve(test->handler, opt); +} + +void test_remove_device(struct parser_test *test, struct discover_device *dev) +{ + struct discover_boot_option *opt, *tmp; + + if (dev == test->ctx->device) { + list_for_each_entry_safe(&test->ctx->boot_options, + opt, tmp, list) { + list_remove(&opt->list); + talloc_free(opt); + } + } + + device_handler_remove(test->handler, dev); } struct discover_boot_option *get_boot_option(struct discover_context *ctx, @@ -161,10 +552,19 @@ void __check_boot_option_count(struct discover_context *ctx, int count, const char *file, int line) { struct discover_boot_option *opt; - int i = 0; + int defaults = 0, i = 0; - list_for_each_entry(&ctx->boot_options, opt, list) + list_for_each_entry(&ctx->boot_options, opt, list) { i++; + if (opt->option->is_default) + defaults++; + } + + if (defaults > 1) { + fprintf(stderr, "%s:%d: parser returned multiple default " + "options\n", file, line); + exit(EXIT_FAILURE); + } if (i == count) return; @@ -179,3 +579,172 @@ void __check_boot_option_count(struct discover_context *ctx, int count, exit(EXIT_FAILURE); } + +void __check_args(struct discover_boot_option *opt, const char *args, + const char *file, int line) +{ + int rc; + + if (!opt->option->boot_args && !args) + return; + + if (!opt->option->boot_args) { + fprintf(stderr, "%s:%d: arg check failed\n", file, line); + fprintf(stderr, " no arguments parsed\n"); + fprintf(stderr, " expected '%s'\n", args); + exit(EXIT_FAILURE); + } + + rc = strcmp(opt->option->boot_args, args); + if (rc) { + fprintf(stderr, "%s:%d: arg check failed\n", file, line); + fprintf(stderr, " got '%s'\n", opt->option->boot_args); + fprintf(stderr, " expected '%s'\n", args); + exit(EXIT_FAILURE); + } +} + +void __check_name(struct discover_boot_option *opt, const char *name, + const char *file, int line) +{ + int rc; + + rc = strcmp(opt->option->name, name); + if (rc) { + fprintf(stderr, "%s:%d: name check failed\n", file, line); + fprintf(stderr, " got '%s'\n", opt->option->name); + fprintf(stderr, " expected '%s'\n", name); + exit(EXIT_FAILURE); + } +} + +void __check_is_default(struct discover_boot_option *opt, + const char *file, int line) +{ + if (opt->option->is_default) + return; + + fprintf(stderr, "%s:%d: default check failed\n", file, line); + exit(EXIT_FAILURE); +} + +void __check_resolved_local_resource(struct resource *res, + struct discover_device *dev, const char *local_path, + const char *file, int line) +{ + const char *exp_url, *got_url; + + if (!res) + errx(EXIT_FAILURE, "%s:%d: No resource", file, line); + + if (!res->resolved) + errx(EXIT_FAILURE, "%s:%d: Resource is not resolved", + file, line); + + exp_url = talloc_asprintf(res, "file://%s%s", + dev->mount_path, local_path); + got_url = pb_url_to_string(res->url); + + if (strcmp(got_url, exp_url)) { + fprintf(stderr, "%s:%d: Resource mismatch\n", file, line); + fprintf(stderr, " got '%s'\n", got_url); + fprintf(stderr, " expected '%s'\n", exp_url); + exit(EXIT_FAILURE); + } +} + +void __check_resolved_url_resource(struct resource *res, + const char *url, const char *file, int line) +{ + char *res_url; + + if (!res) + errx(EXIT_FAILURE, "%s:%d: No resource", file, line); + + if (!res->resolved) + errx(EXIT_FAILURE, "%s:%d: Resource is not resolved", + file, line); + + res_url = pb_url_to_string(res->url); + if (strcmp(url, res_url)) { + fprintf(stderr, "%s:%d: Resource mismatch\n", file, line); + fprintf(stderr, " got '%s'\n", res_url); + fprintf(stderr, " expected '%s'\n", url); + exit(EXIT_FAILURE); + } +} +void __check_unresolved_resource(struct resource *res, + const char *file, int line) +{ + if (!res) + errx(EXIT_FAILURE, "%s:%d: No resource", file, line); + + if (res->resolved) + errx(EXIT_FAILURE, "%s:%d: Resource is resolved", file, line); +} + +void __check_not_present_resource(struct resource *res, + const char *file, int line) +{ + if (res) + errx(EXIT_FAILURE, "%s:%d: Resource present", file, line); +} + +static void dump_file_data(const void *buf, int len) +{ + int i, j, hex_len = strlen("00 "); + const int row_len = 16; + + for (i = 0; i < len; i += row_len) { + char hbuf[row_len * hex_len + 1]; + char cbuf[row_len + strlen("|") + 1]; + + for (j = 0; (j < row_len) && ((i+j) < len); j++) { + char c = ((const char *)buf)[i + j]; + + snprintf(hbuf + j * hex_len, hex_len + 1, "%02x ", c); + + if (!isprint(c)) + c = '.'; + + snprintf(cbuf + j, hex_len + 1, "%c", c); + } + + strcat(cbuf, "|"); + + fprintf(stderr, "%08x %*s |%s\n", i, + 0 - (int)sizeof(hbuf) + 1, hbuf, cbuf); + } +} + +void __check_file_contents(struct parser_test *test, + struct discover_device *dev, const char *filename, + const char *buf, int len, + const char *srcfile, int srcline) +{ + struct test_file *f, *file = NULL; + + list_for_each_entry(&test->files, f, list) { + if (f->dev != dev) + continue; + if (strcmp(f->name, filename)) + continue; + + file = f; + break; + } + + if (!file) + errx(EXIT_FAILURE, "%s:%d: File '%s' not found", + srcfile, srcline, filename); + + if (file->size != len || memcmp(file->data, buf, len)) { + fprintf(stderr, "%s:%d: File '%s' data/size mismatch\n", + srcfile, srcline, filename); + fprintf(stderr, "Expected:\n"); + dump_file_data(buf, len); + fprintf(stderr, "Got:\n"); + dump_file_data(file->data, file->size); + exit(EXIT_FAILURE); + } +}