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/*-
* Public Domain 2014-present MongoDB, Inc.
* Public Domain 2008-2014 WiredTiger, Inc.
*
* This is free and unencumbered software released into the public domain.
*
* Anyone is free to copy, modify, publish, use, compile, sell, or
* distribute this software, either in source code form or as a compiled
* binary, for any purpose, commercial or non-commercial, and by any
* means.
*
* In jurisdictions that recognize copyright laws, the author or authors
* of this software dedicate any and all copyright interest in the
* software to the public domain. We make this dedication for the benefit
* of the public at large and to the detriment of our heirs and
* successors. We intend this dedication to be an overt act of
* relinquishment in perpetuity of all present and future rights to this
* software under copyright law.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*/
#include "format.h"
static void copy_file_into_directory(WT_SESSION *, const char *);
static void get_file_metadata(WT_SESSION *, const char **, const char **);
static void populate_table(WT_SESSION *);
static void verify_import(WT_SESSION *);
/*
* Import directory initialize command, remove and create import directory, to place new database
* connection.
*/
#define HOME_IMPORT_INIT_CMD "rm -rf %s/" IMPORT_DIR "&& mkdir %s/" IMPORT_DIR
#define IMPORT_DIR "IMPORT"
/*
* The number of entries in the import table, primary use for validating contents after import.
* There is no benefit to varying the number of entries in the import table.
*/
#define IMPORT_ENTRIES 1000
#define IMPORT_TABLE_CONFIG "key_format=i,value_format=i"
#define IMPORT_URI "table:import"
#define IMPORT_URI_FILE "file:import.wt"
/*
* import --
* Periodically import table.
*/
WT_THREAD_RET
import(void *arg)
{
WT_CONNECTION *conn, *import_conn;
WT_SESSION *import_session, *session;
size_t cmd_len;
uint32_t import_value;
u_int period;
char buf[2048], *cmd;
const char *file_config, *table_config;
WT_UNUSED(arg);
conn = g.wts_conn;
file_config = table_config = NULL;
import_value = 0;
/*
* Create a new database, primarily used for testing import.
*/
cmd_len = strlen(g.home) * 2 + strlen(HOME_IMPORT_INIT_CMD) + 1;
cmd = dmalloc(cmd_len);
testutil_check(__wt_snprintf(cmd, cmd_len, HOME_IMPORT_INIT_CMD, g.home, g.home));
testutil_checkfmt(system(cmd), "%s", "import directory creation failed");
free(cmd);
cmd_len = strlen(g.home) + strlen(IMPORT_DIR) + 10;
cmd = dmalloc(cmd_len);
testutil_check(__wt_snprintf(cmd, cmd_len, "%s/%s", g.home, IMPORT_DIR));
/* Open a connection to the database, creating it if necessary. */
create_database(cmd, &import_conn);
free(cmd);
/*
* Open two sessions, one for test/format database and one for the import database.
*/
testutil_check(import_conn->open_session(import_conn, NULL, NULL, &import_session));
testutil_check(conn->open_session(conn, NULL, NULL, &session));
/* Create new table and populate with data in import database. */
testutil_checkfmt(
import_session->create(import_session, IMPORT_URI, IMPORT_TABLE_CONFIG), "%s", IMPORT_URI);
populate_table(import_session);
/* Grab metadata information for table from import database connection. */
get_file_metadata(import_session, &file_config, &table_config);
while (!g.workers_finished) {
/* Copy table into test/format database directory. */
copy_file_into_directory(import_session, "import.wt");
/* Perform import with either repair or file metadata. */
import_value = mmrand(NULL, 0, 1);
if (import_value == 0)
testutil_check(__wt_snprintf(buf, sizeof(buf), "import=(enabled,repair=true)"));
else
testutil_check(__wt_snprintf(buf, sizeof(buf),
"%s,import=(enabled,repair=false,file_metadata=(%s))", table_config, file_config));
testutil_check(session->create(session, IMPORT_URI, buf));
verify_import(session);
/* Drop import table, so we can import the table again */
testutil_drop(session, IMPORT_URI, NULL);
period = mmrand(NULL, 1, 10);
while (period > 0 && !g.workers_finished) {
--period;
__wt_sleep(1, 0);
}
}
wts_close(&import_conn);
testutil_check(session->close(session, NULL));
return (WT_THREAD_RET_VALUE);
}
/*
* verify_import --
* Verify all the values inside the imported table.
*/
static void
verify_import(WT_SESSION *session)
{
WT_CURSOR *cursor;
WT_DECL_RET;
int iteration, key, value;
iteration = 0;
testutil_check(session->open_cursor(session, IMPORT_URI, NULL, NULL, &cursor));
while ((ret = cursor->next(cursor)) == 0) {
testutil_check(cursor->get_key(cursor, &key));
testutil_assert(key == iteration);
testutil_check(cursor->get_value(cursor, &value));
testutil_assert(value == iteration);
iteration++;
}
testutil_assert(iteration == IMPORT_ENTRIES);
scan_end_check(ret == WT_NOTFOUND);
testutil_check(cursor->close(cursor));
}
/*
* populate_table --
* Populate the import table with simple data.
*/
static void
populate_table(WT_SESSION *session)
{
WT_CURSOR *cursor;
int i;
testutil_check(session->open_cursor(session, IMPORT_URI, NULL, NULL, &cursor));
for (i = 0; i < IMPORT_ENTRIES; ++i) {
cursor->set_key(cursor, i);
cursor->set_value(cursor, i);
testutil_check(cursor->insert(cursor));
}
testutil_check(cursor->close(cursor));
testutil_check(session->checkpoint(session, NULL));
}
/*
* get_file_metadata --
* Get import file and table metadata information from import database connection.
*/
static void
get_file_metadata(WT_SESSION *session, const char **file_config, const char **table_config)
{
WT_CURSOR *metadata_cursor;
testutil_check(session->open_cursor(session, "metadata:", NULL, NULL, &metadata_cursor));
metadata_cursor->set_key(metadata_cursor, IMPORT_URI);
testutil_check(metadata_cursor->search(metadata_cursor));
metadata_cursor->get_value(metadata_cursor, table_config);
metadata_cursor->set_key(metadata_cursor, IMPORT_URI_FILE);
testutil_check(metadata_cursor->search(metadata_cursor));
metadata_cursor->get_value(metadata_cursor, file_config);
testutil_check(metadata_cursor->close(metadata_cursor));
}
/*
* copy_file_into_directory --
* Copy a single file into the test/format directory.
*/
static void
copy_file_into_directory(WT_SESSION *session, const char *name)
{
size_t buf_len;
char to[64];
buf_len = strlen(name) + 10;
testutil_check(__wt_snprintf(to, buf_len, "../%s", name));
testutil_check(__wt_copy_and_sync(session, name, to));
}
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