mirror of https://github.com/google/oss-fuzz.git
119 lines
3.8 KiB
C++
119 lines
3.8 KiB
C++
//#include <stdint.h>
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//#include <stdlib.h>
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//#include <stdio.h>
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//#include <string>
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//#include <iostream>
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//#include <mysql.h>
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//#include <mysql/client_plugin.h>
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//#include <mysqld_error.h>
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#include "sql/sql_class.h"
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#include "sql/conn_handler/channel_info.h"
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#include "sql/conn_handler/connection_handler.h"
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#include "sql/conn_handler/connection_handler_manager.h"
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#include "sql/conn_handler/init_net_server_extension.h"
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#include "sql/conn_handler/connection_handler_impl.h"
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#include "sql/mysqld.h"
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#include "sql/set_var.h"
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#include "sql/rpl_handler.h"
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#include "sql/log.h"
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#include "sql/opt_costconstantcache.h"
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#include "sql/sql_plugin.h"
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#include "sql/sql_thd_internal_api.h"
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#include "sql/mysqld_thd_manager.h"
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#include "sql/bootstrap.h"
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#include "mysql/psi/mysql_socket.h"
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#include "mysql/psi/mysql_file.h"
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#include "violite.h"
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#include "util_fuzz.h"
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#include <stdlib.h>
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#include <libgen.h>
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using namespace std;
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FILE *logfile = NULL;
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extern int mysqld_main(int argc, char **argv);
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char *filepath = NULL;
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extern "C" int LLVMFuzzerInitialize(const int* argc, char*** argv) {
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filepath = dirname(strdup((*argv)[0]));
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return 0;
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}
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static int bufferToFile(const char * name, const uint8_t *Data, size_t Size) {
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FILE * fd;
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if (remove(name) != 0) {
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if (errno != ENOENT) {
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printf("failed remove, errno=%d\n", errno);
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return -1;
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}
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}
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fd = fopen(name, "wb");
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if (fd == NULL) {
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printf("failed open, errno=%d\n", errno);
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return -2;
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}
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if (fwrite (Data, 1, Size, fd) != Size) {
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fclose(fd);
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return -3;
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}
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fclose(fd);
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return 0;
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}
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#define MAX_SIZE 256
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extern "C" int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) {
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if (Size < 1) {
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return 0;
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}
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if (logfile == NULL) {
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my_progname = "fuzz_initfile";
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/* first init was run with
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* mysqld --user=root --initialize-insecure --log-error-verbosity=5 --datadir=/out/mysql/data/ --basedir=/out/mysql/
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*/
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utilfuzz_rmrf("/tmp/mysql_initfile");
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char command[MAX_SIZE];
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char argbase[MAX_SIZE];
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char arginitfile[MAX_SIZE];
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snprintf(command, MAX_SIZE-1, "%s/mysql/data", filepath);
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utilfuzz_cpr(command, "/tmp/mysql_initfile");
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snprintf(argbase, MAX_SIZE-1, "--basedir=%s/mysql/", filepath);
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snprintf(arginitfile, MAX_SIZE-1, "--init-file=%s/initnopw.sql", filepath);
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char *fakeargv[] = {const_cast<char *>("fuzz_initfile"),
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const_cast<char *>("--user=root"),
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const_cast<char *>("--secure-file-priv=NULL"),
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const_cast<char *>("--log-error-verbosity=5"),
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const_cast<char *>("--explicit_defaults_for_timestamp"),
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//we should adapt vio_fuzz to give a socket to openssl in order to support ssl
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const_cast<char *>("--skip-ssl"),
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const_cast<char *>("--mysqlx=0"),
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const_cast<char *>("--event-scheduler=DISABLED"),
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const_cast<char *>("--performance_schema=OFF"),
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const_cast<char *>("--thread_stack=1048576"),
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const_cast<char *>("--datadir=/tmp/mysql_initfile/"),
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const_cast<char *>("--port=3302"),
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const_cast<char *>("--socket=/tmp/initfile.sock"),
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const_cast<char *>(argbase),
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const_cast<char *>(arginitfile),
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0};
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int fakeargc = 15;
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mysqld_main(fakeargc, fakeargv);
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//terminate_compress_gtid_table_thread();
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logfile = fopen("/dev/null", "w");
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}
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bufferToFile("/tmp/initfuzz.sql", Data, Size);
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MYSQL_FILE *file;
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if (!(file =
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mysql_file_fopen(key_file_init, "/tmp/initfuzz.sql", O_RDONLY, MYF(MY_WME)))) {
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abort();
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}
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(void)bootstrap::run_bootstrap_thread("/tmp/initfuzz.sql", file, NULL, SYSTEM_THREAD_INIT_FILE);
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mysql_file_fclose(file, MYF(MY_WME));
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return 0;
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}
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