Segment error occurs after calling msc_set_log_cb set callback function

[dkwang2024]

/*

• ModSecurity, http://www.modsecurity.org/
• Copyright (c) 2015 - 2021 Trustwave Holdings, Inc. (http://www.trustwave.com/)
• You may not use this file except in compliance with
• the License. You may obtain a copy of the License at

• http://www.apache.org/licenses/LICENSE-2.0
  

• If any of the files related to licensing are missing or if you have any
• other questions related to licensing please contact Trustwave Holdings, Inc.
• directly using the email address security@modsecurity.org.

*/

#include <stdio.h>
#include <stdlib.h>
#include <string.h>

#include "modsecurity/modsecurity.h"
#include "modsecurity/rules_set.h"
#include <modsecurity/transaction.h>
#include <modsecurity/intervention.h>

void log_callback(void *data, const void *ruleMessage) {
const ModSecurityIntervention *intervention = (const ModSecurityIntervention *)ruleMessage;
if (intervention->log != NULL) {
printf("Log: %s\n", intervention->log);
}
}

char main_rule_uri[] = "basic_rules.conf";

int main (int argc, char **argv)
{
int ret;
const char *error = NULL;
ModSecurity *modsec;
Transaction *transaction = NULL;
RulesSet *rules;

modsec = msc_init();

msc_set_connector_info(modsec, "ModSecurity-test v0.0.1-alpha (Simple " \
    "example on how to use ModSecurity API");

rules = msc_create_rules_set();

ret = msc_rules_add_file(rules, main_rule_uri, &error);
if (ret < 0) {
    fprintf(stderr, "Problems loading the rules --\n");
    fprintf(stderr, "%s\n", error);
    goto end;
}

// **Segment error**
msc_set_log_cb(modsec, log_callback);

// msc_rules_dump(rules);

// 打开日志文件
FILE *log_file = fopen("webalert.txt", "a");
if (log_file == NULL) {
    fprintf(stderr, "Failed to open log file\n");
    msc_rules_cleanup(rules);
    msc_cleanup(modsec);
    return 1;
}

transaction = msc_new_transaction(modsec, rules, NULL);

msc_process_connection(transaction, "127.0.0.1", 12345, "127.0.0.1", 80);
msc_process_uri(transaction,
    "http://www.modsecurity.org/index.php?id=select../../../etc/passwd",
    "GET", "1.1");
//msc_process_request_headers(transaction);
// 模拟请求参数
msc_add_request_header(transaction, "Host", "example.com");
msc_add_request_header(transaction, "User-Agent", "TestAgent");
msc_add_request_header(transaction, "Accept", "*/*");
msc_add_request_header(transaction, "Content-Type", "application/x-www-form-urlencoded");

// 处理请求头
msc_process_request_headers(transaction);
msc_process_request_body(transaction);
msc_process_logging(transaction);

end:
if(error != NULL)
msc_rules_error_cleanup(error);
msc_rules_cleanup(rules);
msc_cleanup(modsec);

return 0;

}