darktemplar/auditd-plugin-clickhouse
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Fix memory leak from auparse_get_node

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This commit is contained in:
Aleksei Nikiforov 2020-01-23 17:40:54 +03:00
parent 62adea5afd
commit 972da5776a
3 changed files with 11 additions and 1 deletions
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2
auditd-plugin-clickhouse.cpp
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@ -229,7 +229,7 @@ void auparse_callback(auparse_state_t *au, auparse_cb_event_t cb_event_type, voi
audit_record.time = auparse_get_time(au);
audit_record.milliseconds = auparse_get_milli(au);
audit_record.serial = auparse_get_serial(au);
audit_record.node = string_or_null(auparse_get_node(au));
audit_record.node = string_or_null_and_free(auparse_get_node(au));
if (auparse_first_field(au) > 0)
{

9
utils.cpp
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@ -20,11 +20,20 @@
#include "utils.hpp"
#include <stdlib.h>
std::string string_or_null(const char *data)
{
return (data) ? data : std::string();
}
std::string string_or_null_and_free(const char *data)
{
std::string result = string_or_null(data);
free((void*) data);
return result;
}
std::string sanitize_column_name(const std::string &name)
{
auto result = name;

1
utils.hpp
View File

@ -26,6 +26,7 @@
#include <boost/property_tree/ptree.hpp>
std::string string_or_null(const char *data);
std::string string_or_null_and_free(const char *data);
std::string sanitize_column_name(const std::string &name);
bool is_valid_table_name(const std::string &value);