Adding upstream version 1:2.3.19.1+dfsg1.upstream/1%2.3.19.1+dfsg1upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 176 insertions, 0 deletions

diff --git a/src/lib-index/test-mail-transaction-log-append.c b/src/lib-index/test-mail-transaction-log-append.c
new file mode 100644
index 0000000..4029432
--- /dev/null
+++ b/src/lib-index/test-mail-transaction-log-append.c
@@ -0,0 +1,176 @@
+/* Copyright (c) 2009-2018 Dovecot authors, see the included COPYING file */
+
+#include "lib.h"
+#include "buffer.h"
+#include "test-common.h"
+#include "mail-index-private.h"
+#include "mail-transaction-log-private.h"
+
+#include <sys/stat.h>
+
+static bool log_lock_failure = FALSE;
+
+void mail_index_file_set_syscall_error(struct mail_index *index ATTR_UNUSED,
+				       const char *filepath ATTR_UNUSED,
+				       const char *function ATTR_UNUSED)
+{
+}
+
+int mail_transaction_log_lock_head(struct mail_transaction_log *log ATTR_UNUSED,
+				   const char *lock_reason ATTR_UNUSED)
+{
+	return log_lock_failure ? -1 : 0;
+}
+
+void mail_transaction_log_file_unlock(struct mail_transaction_log_file *file ATTR_UNUSED,
+				      const char *lock_reason ATTR_UNUSED) {}
+
+void mail_transaction_update_modseq(const struct mail_transaction_header *hdr,
+				    const void *data ATTR_UNUSED,
+				    uint64_t *cur_modseq,
+				    unsigned int version ATTR_UNUSED)
+{
+	if ((hdr->type & MAIL_TRANSACTION_EXPUNGE) != 0)
+		*cur_modseq += 1;
+}
+
+int mail_index_move_to_memory(struct mail_index *index ATTR_UNUSED)
+{
+	return -1;
+}
+
+static void test_append_expunge(struct mail_transaction_log *log)
+{
+	static unsigned int buf[] = { 0x12345678, 0xabcdef09 };
+	struct mail_transaction_log_file *file = log->head;
+	struct mail_transaction_log_append_ctx *ctx;
+	const struct mail_transaction_header *hdr;
+	const unsigned int *bufp;
+	const struct mail_transaction_boundary *bound;
+
+	test_assert(mail_transaction_log_append_begin(log->index, MAIL_TRANSACTION_EXTERNAL, &ctx) == 0);
+	mail_transaction_log_append_add(ctx, MAIL_TRANSACTION_APPEND,
+					&buf[0], sizeof(buf[0]));
+	test_assert(ctx->new_highest_modseq == 0);
+	mail_transaction_log_append_add(ctx, MAIL_TRANSACTION_EXPUNGE,
+					&buf[1], sizeof(buf[1]));
+	test_assert(ctx->new_highest_modseq == 1);
+
+	test_assert(mail_transaction_log_append_commit(&ctx) == 0);
+	test_assert(file->sync_highest_modseq == 1);
+	test_assert(file->sync_offset == file->buffer_offset + file->buffer->used);
+
+	hdr = file->buffer->data;
+	test_assert(hdr->type == (MAIL_TRANSACTION_BOUNDARY |
+				  MAIL_TRANSACTION_EXTERNAL));
+	test_assert(mail_index_offset_to_uint32(hdr->size) == sizeof(*hdr) + sizeof(*bound));
+	bound = (const void *)(hdr + 1);
+	test_assert(bound->size == file->buffer->used);
+	hdr = (const void *)(bound + 1);
+
+	test_assert(hdr->type == (MAIL_TRANSACTION_APPEND |
+				  MAIL_TRANSACTION_EXTERNAL));
+	test_assert(mail_index_offset_to_uint32(hdr->size) == sizeof(*hdr) + sizeof(buf[0]));
+	bufp = (const void *)(hdr + 1);
+	test_assert(*bufp == buf[0]);
+
+	hdr = (const void *)(bufp + 1);
+	test_assert(hdr->type == (MAIL_TRANSACTION_EXPUNGE |
+				  MAIL_TRANSACTION_EXPUNGE_PROT |
+				  MAIL_TRANSACTION_EXTERNAL));
+	test_assert(mail_index_offset_to_uint32(hdr->size) == sizeof(*hdr) + sizeof(buf[0]));
+	bufp = (const void *)(hdr + 1);
+	test_assert(*bufp == buf[1]);
+
+	test_assert(file->buffer->used == (size_t)((const char *)(bufp+1) - (const char *)file->buffer->data));
+
+	buffer_set_used_size(file->buffer, 0);
+	file->buffer_offset = 0;
+	test_end();
+}
+
+static void test_append_sync_offset(struct mail_transaction_log *log)
+{
+	struct mail_transaction_log_file *file = log->head;
+	struct mail_transaction_log_append_ctx *ctx;
+	const struct mail_transaction_header *hdr;
+	const struct mail_transaction_header_update *u;
+	const uint32_t *offsetp;
+
+	test_begin("transaction log append: append_sync_offset only");
+	test_assert(mail_transaction_log_append_begin(log->index, 0, &ctx) == 0);
+	ctx->index_sync_transaction = TRUE;
+	file->max_tail_offset = 123;
+	test_assert(mail_transaction_log_append_commit(&ctx) == 0);
+
+	test_assert(file->buffer->used == sizeof(*hdr) + sizeof(*u) + sizeof(*offsetp));
+	hdr = file->buffer->data;
+	test_assert(hdr->type == MAIL_TRANSACTION_HEADER_UPDATE);
+	test_assert(mail_index_offset_to_uint32(hdr->size) == file->buffer->used);
+	u = (const void *)(hdr + 1);
+	test_assert(u->offset == offsetof(struct mail_index_header, log_file_tail_offset));
+	test_assert(u->size == sizeof(*offsetp));
+	offsetp = (const void *)(u+1);
+	test_assert(*offsetp == 123);
+
+	test_end();
+}
+
+static void test_mail_transaction_log_append(void)
+{
+	struct mail_transaction_log *log;
+	struct mail_transaction_log_file *file;
+	struct mail_transaction_log_append_ctx *ctx;
+	char tmp_path[] = "/tmp/dovecot.test.XXXXXX";
+	struct stat st;
+	int fd;
+
+	fd = mkstemp(tmp_path);
+	if (fd == -1)
+		i_fatal("mkstemp(%s) failed: %m", tmp_path);
+
+	test_begin("transaction log append");
+	log = i_new(struct mail_transaction_log, 1);
+	log->index = i_new(struct mail_index, 1);
+	log->index->log = log;
+	log->head = file = i_new(struct mail_transaction_log_file, 1);
+	file->fd = -1;
+
+	test_append_expunge(log);
+
+	test_begin("transaction log append: lock failure");
+	log_lock_failure = TRUE;
+	test_assert(mail_transaction_log_append_begin(log->index, 0, &ctx) < 0);
+	log_lock_failure = FALSE;
+	test_end();
+
+	test_append_sync_offset(log);
+
+	/* do this after head->buffer has already been initialized */
+	test_begin("transaction log append: garbage truncation");
+	file->sync_offset = 1;
+	file->buffer_offset = 1;
+	file->last_size = 3;
+	file->fd = fd;
+	test_assert(mail_transaction_log_append_begin(log->index, 0, &ctx) == 0);
+	test_assert(mail_transaction_log_append_commit(&ctx) == 0);
+	if (fstat(fd, &st) < 0) i_fatal("fstat() failed: %m");
+	test_assert(st.st_size == 1);
+	file->fd = -1;
+	test_end();
+
+	buffer_free(&log->head->buffer);
+	i_free(log->head);
+	i_free(log->index);
+	i_free(log);
+	i_unlink(tmp_path);
+}
+
+int main(void)
+{
+	static void (*const test_functions[])(void) = {
+		test_mail_transaction_log_append,
+		NULL
+	};
+	return test_run(test_functions);
+}