Compare commits
13 Commits
v3.0.2.20.
...
v4.0.0
| Author | SHA1 | Date | |
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e92fd7c9df | ||
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16b62ee411 | ||
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fdeb3ee864 | ||
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06b600e3f5 | ||
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604fd5d179 | ||
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57c2feb69d | ||
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2a25c20cea | ||
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ab097e3bff | ||
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badd5547da | ||
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95bdca7514 | ||
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9e4ed53bb1 | ||
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4942106aab | ||
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28cfd57e98 |
@@ -67,7 +67,6 @@ develop_build_release:
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BUILD_TYPE: RelWithDebInfo
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BUILD_TYPE: RelWithDebInfo
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PACKAGE: 1
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PACKAGE: 1
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UPLOAD_RPM: 1
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UPLOAD_RPM: 1
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ASAN_OPTION: ADDRESS
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TESTING_VERSION_BUILD: 1
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TESTING_VERSION_BUILD: 1
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PULP3_REPO_NAME: tsg-testing-x86_64.el7
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PULP3_REPO_NAME: tsg-testing-x86_64.el7
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PULP3_DIST_NAME: tsg-testing-x86_64.el7
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PULP3_DIST_NAME: tsg-testing-x86_64.el7
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@@ -37,6 +37,11 @@ if [ -n "${INSTALL_DEPENDENCY_LIBRARY}" ]; then
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yum install -y $INSTALL_DEPENDENCY_LIBRARY
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yum install -y $INSTALL_DEPENDENCY_LIBRARY
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source /etc/profile.d/framework.sh
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source /etc/profile.d/framework.sh
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fi
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fi
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if [ $ASAN_OPTION ];then
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source /opt/rh/devtoolset-7/enable
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fi
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mkdir build || true
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mkdir build || true
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cd build
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cd build
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@@ -2,9 +2,8 @@ cmake_minimum_required(VERSION 2.8)
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add_definitions(-fPIC)
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add_definitions(-fPIC)
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set(SRC fw_dns_plug.cpp fw_dns_rule.cpp)
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set(SRC fw_dns_plug.cpp)
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include_directories(${CMAKE_SOURCE_DIR}/src)
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include_directories(/opt/MESA/include/)
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include_directories(/opt/MESA/include/)
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include_directories(/opt/MESA/include/tsg/)
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include_directories(/opt/MESA/include/tsg/)
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@@ -11,7 +11,6 @@
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#include "tsg_rule.h"
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#include "tsg_rule.h"
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#include "tsg_label.h"
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#include "tsg_label.h"
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#include "tsg_send_log.h"
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#include "tsg_send_log.h"
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#include "fw_dns_plug.h"
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#include "tsg_statistic.h"
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#include "tsg_statistic.h"
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#ifdef __cplusplus
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#ifdef __cplusplus
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@@ -35,258 +34,19 @@ static __attribute__((__used__)) const char * GIT_VERSION_UNKNOWN = NULL;
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}
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}
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#endif
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#endif
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#define MAX_TABLE_NAME_LEN 256
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struct fw_dns_plug
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{
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int level;
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int table_qname_id;
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char table_qname[MAX_TABLE_NAME_LEN];
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char log_path[MAX_TABLE_NAME_LEN*2];
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void *logger;
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};
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char FW_DNS_PLUG_VERSION_20210607=0;
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struct fw_dns_plug g_fw_dns_plug_info;
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char *g_fw_dns_conffile=(char *)"tsgconf/main.conf";
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char *g_fw_dns_conffile=(char *)"tsgconf/main.conf";
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char FW_DNS_PLUG_VERSION_20191220=0;
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struct _fw_dns_plug g_fw_dns_plug_info;
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static int get_answer_ttl(cJSON *object)
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{
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int min=0;
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int max=0;
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cJSON *item=NULL;
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item=cJSON_GetObjectItem(object, "min");
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min=item->valueint;
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item=cJSON_GetObjectItem(object, "max");
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max=item->valueint;
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return (rand()%(max-min+1)+min);
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}
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static cJSON * get_answer_records(cJSON *object, int qtype)
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{
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int i=0;
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cJSON *item=NULL;
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int resolution_size=0;
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int answer_type=DNS_TYPE_UNKNOWN;
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cJSON *resolution_array=cJSON_GetObjectItem(object, "resolution");
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resolution_size=cJSON_GetArraySize(resolution_array);
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for(i=0; i<resolution_size; i++)
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{
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item=cJSON_GetArrayItem(resolution_array, i);
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cJSON *tmp=cJSON_GetObjectItem(item, "qtype");
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answer_type=fw_dns_type2index(tmp->valuestring);
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if(answer_type==qtype)
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{
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return cJSON_GetObjectItem(item, "answer");
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}
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}
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return NULL;
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}
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static char fw_dns_action(struct streaminfo *a_stream, dns_info_t *dns_info, Maat_rule_t *p_result, const void *a_packet)
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{
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int record_id=0;
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int i=0,used_num=0;
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int answer_size=0,ret=0;
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int payload_len=0,ttl=0;
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dns_hdr_t *dns_hdr = NULL;
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cJSON *item=NULL;
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cJSON *a_item=NULL;
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cJSON *object=NULL;
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cJSON *answer_array=NULL;
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char *tmp_buff=NULL;
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unsigned char senddir=0;
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char state=PROT_STATE_GIVEME;
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int answer_type=DNS_TYPE_UNKNOWN;
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int method_type=TSG_METHOD_TYPE_UNKNOWN;
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cheat_pkt_opt_t cheat_opt[MAX_ANSWER_RECORDS_NUM];
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unsigned char cheat_pkt_payload[MAX_CHEAT_PKT_PAYLOAD_LEN];
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if(p_result->serv_def_len<128)
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{
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object=cJSON_Parse(p_result->service_defined);
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MESA_handle_runtime_log(g_fw_dns_plug_info.logger,
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RLOG_LV_DEBUG,
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"DO_ACTION",
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"Hit policy_id: %d service: %d action: %d user_reagion: %s domain: %s qtype: %d addr: %s",
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p_result->config_id,
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p_result->service_id,
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p_result->action,
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p_result->service_defined,
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(char *)dns_info->query_question.qname,
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dns_info->query_question.qtype,
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(g_fw_dns_plug_info.level<RLOG_LV_FATAL ? printaddr(&a_stream->addr, a_stream->threadnum) : "")
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);
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}
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else
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{
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tmp_buff=(char *)calloc(1, p_result->serv_def_len+1);
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Maat_read_rule(g_tsg_maat_feather, p_result, MAAT_RULE_SERV_DEFINE, tmp_buff, p_result->serv_def_len);
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object=cJSON_Parse(tmp_buff);
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MESA_handle_runtime_log(g_fw_dns_plug_info.logger,
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RLOG_LV_DEBUG,
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"DO_ACTION",
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"Hit policy_id: %d service: %d action: %d user_reagion: %s domain: %s qtype: %d addr: %s",
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p_result->config_id,
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p_result->service_id,
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p_result->action,
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tmp_buff,
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(char *)dns_info->query_question.qname,
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dns_info->query_question.qtype,
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(g_fw_dns_plug_info.level<RLOG_LV_FATAL ? printaddr(&a_stream->addr, a_stream->threadnum) : "")
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);
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}
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if(object==NULL)
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{
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MESA_handle_runtime_log(g_fw_dns_plug_info.logger,
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RLOG_LV_FATAL,
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"DO_ACTION",
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"Hit policy_id: %d service: %d action: %d user_reagion: %s domain: %s qtype: %d addr: %s",
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p_result->config_id,
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p_result->service_id,
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p_result->action,
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(tmp_buff==NULL) ? p_result->service_defined : tmp_buff,
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(char *)dns_info->query_question.qname,
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dns_info->query_question.qtype,
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(g_fw_dns_plug_info.level<RLOG_LV_FATAL ? printaddr(&a_stream->addr, a_stream->threadnum) : "")
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);
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if(tmp_buff!=NULL)
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{
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free(tmp_buff);
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tmp_buff=NULL;
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}
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return PROT_STATE_GIVEME;
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}
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item=cJSON_GetObjectItem(object, "method");
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if(item!=NULL)
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{
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method_type=tsg_get_method_id(item->valuestring);
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}
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switch(method_type)
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{
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case TSG_METHOD_TYPE_DROP:
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state=PROT_STATE_DROPME|PROT_STATE_DROPPKT;
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break;
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case TSG_METHOD_TYPE_REDIRECTION:
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if(g_fw_dns_plug_info.mode==0 && dns_info->hdr_info.qr==1) //mirror
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{
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break;
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}
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if(g_fw_dns_plug_info.mode==1 && dns_info->hdr_info.qr==0) //inline or transparent
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{
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break;
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}
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answer_array=get_answer_records(object, dns_info->query_question.qtype);
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if(answer_array!=NULL)
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{
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memset(cheat_opt, 0, sizeof(cheat_opt));
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answer_size=cJSON_GetArraySize(answer_array);
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for(i=0; i<answer_size; i++)
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{
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item=cJSON_GetArrayItem(answer_array, i);
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a_item=cJSON_GetObjectItem(item, "atype");
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answer_type=fw_dns_type2index(a_item->valuestring);
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a_item=cJSON_GetObjectItem(item, "ttl");
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ttl=get_answer_ttl(a_item);
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a_item=cJSON_GetObjectItem(item, "value");
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if(a_item!=NULL)
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{
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cheat_opt[used_num].res_type=answer_type;
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cheat_opt[used_num].cfg_type=answer_type;
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cheat_opt[used_num].ttl=ttl;
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switch(answer_type)
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{
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case DNS_TYPE_A:
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cheat_opt[used_num].res_len=sizeof(unsigned int);
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inet_pton(AF_INET, a_item->valuestring, (void *)cheat_opt[used_num].res_info);
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break;
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case DNS_TYPE_AAAA:
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cheat_opt[used_num].res_len=IPV6_ADDR_LEN;
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inet_pton(AF_INET6, a_item->valuestring, (void *)cheat_opt[used_num].res_info);
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break;
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default:
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cheat_opt[used_num].res_len=(strlen(a_item->valuestring) > sizeof(cheat_opt[used_num].res_info)-1) ? sizeof(cheat_opt[used_num].res_info)-1 : strlen(a_item->valuestring);
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memcpy(cheat_opt[used_num].res_info, a_item->valuestring, cheat_opt[used_num].res_len);
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break;
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}
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used_num++;
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}
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else
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{
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a_item=cJSON_GetObjectItem(object, "record_id");
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record_id=a_item->valueint;
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a_item=cJSON_GetObjectItem(object, "selected_num");
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used_num+=get_cheat_opt(record_id, a_item->valueint, ttl, answer_type, cheat_opt+used_num, MAX_ANSWER_RECORDS_NUM-used_num);
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}
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||||||
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||||||
}
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|
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memset(cheat_pkt_payload, 0, MAX_CHEAT_PKT_PAYLOAD_LEN);
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dns_hdr = (dns_hdr_t *)cheat_pkt_payload;
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dns_hdr->id = dns_info->hdr_info.id;
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dns_hdr->qdcount = 1;
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dns_hdr->ancount = used_num;
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payload_len=build_cheat_pkt(cheat_pkt_payload, MAX_CHEAT_PKT_PAYLOAD_LEN, &dns_info->query_question, cheat_opt, used_num);
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|
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if(payload_len==-1)
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|
||||||
{
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|
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return -1;
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|
||||||
}
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|
||||||
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|
||||||
senddir = MESA_dir_reverse(a_stream->routedir);
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|
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ret=MESA_inject_pkt(a_stream, (const char *)cheat_pkt_payload, payload_len, (const char *)a_packet, senddir);
|
|
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if(ret<0)
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|
||||||
{
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|
||||||
MESA_handle_runtime_log(g_fw_dns_plug_info.logger,
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|
||||||
RLOG_LV_FATAL,
|
|
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"SEND_CHEAT_PKT",
|
|
||||||
"Return of MESA_inject_pkt_feedback function is %d, qname: %s qtype: %d cfg_id: %d service: %d addr: %s",
|
|
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ret,
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dns_info->query_question.qname,
|
|
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dns_info->query_question.qtype,
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|
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p_result->config_id,
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|
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p_result->service_id,
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|
||||||
(g_fw_dns_plug_info.level<RLOG_LV_FATAL ? printaddr(&a_stream->addr, a_stream->threadnum) : "")
|
|
||||||
);
|
|
||||||
}
|
|
||||||
|
|
||||||
state=PROT_STATE_DROPME|PROT_STATE_DROPPKT;
|
|
||||||
}
|
|
||||||
else
|
|
||||||
{
|
|
||||||
MESA_handle_runtime_log(g_fw_dns_plug_info.logger,
|
|
||||||
RLOG_LV_FATAL,
|
|
||||||
"DO_ACTION",
|
|
||||||
"Hit policy_id: %d service: %d action: %d user_reagion: %s domain: %s qtype: %d addr: %s",
|
|
||||||
p_result->config_id,
|
|
||||||
p_result->service_id,
|
|
||||||
p_result->action,
|
|
||||||
(tmp_buff==NULL) ? p_result->service_defined : tmp_buff,
|
|
||||||
(char *)dns_info->query_question.qname,
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|
||||||
dns_info->query_question.qtype,
|
|
||||||
(g_fw_dns_plug_info.level<RLOG_LV_FATAL ? printaddr(&a_stream->addr, a_stream->threadnum) : "")
|
|
||||||
);
|
|
||||||
state=PROT_STATE_GIVEME;
|
|
||||||
}
|
|
||||||
break;
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|
||||||
default:
|
|
||||||
break;
|
|
||||||
}
|
|
||||||
|
|
||||||
cJSON_Delete(object);
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|
||||||
object=NULL;
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|
||||||
return state;
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|
||||||
}
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|
||||||
|
|
||||||
static int fw_dns_send_log(struct streaminfo *a_stream, dns_info_t *dns_info, struct Maat_rule_t *result, int result_num, int thread_seq)
|
static int fw_dns_send_log(struct streaminfo *a_stream, dns_info_t *dns_info, struct Maat_rule_t *result, int result_num, int thread_seq)
|
||||||
{
|
{
|
||||||
@@ -335,10 +95,11 @@ static int fw_dns_send_log(struct streaminfo *a_stream, dns_info_t *dns_info, st
|
|||||||
}
|
}
|
||||||
|
|
||||||
cname=cJSON_PrintUnformatted(cname_array);
|
cname=cJSON_PrintUnformatted(cname_array);
|
||||||
if(strlen(cname)>0)
|
if(cname!=NULL && strlen(cname)>0)
|
||||||
{
|
{
|
||||||
TLD_append(handle, (char *)"dns_cname", (void *)cname, TLD_TYPE_STRING);
|
TLD_append(handle, (char *)"dns_cname", (void *)cname, TLD_TYPE_STRING);
|
||||||
free(cname);
|
cJSON_free(cname);
|
||||||
|
cname=NULL;
|
||||||
}
|
}
|
||||||
cJSON_Delete(cname_array);
|
cJSON_Delete(cname_array);
|
||||||
cname_array=NULL;
|
cname_array=NULL;
|
||||||
@@ -351,7 +112,7 @@ static int fw_dns_send_log(struct streaminfo *a_stream, dns_info_t *dns_info, st
|
|||||||
cJSON_Delete(object);
|
cJSON_Delete(object);
|
||||||
object=NULL;
|
object=NULL;
|
||||||
|
|
||||||
free(rr_buf);
|
cJSON_free(rr_buf);
|
||||||
rr_buf=NULL;
|
rr_buf=NULL;
|
||||||
|
|
||||||
TLD_append(handle, (char *)"dns_sub", (void *)(long)dns_sec, TLD_TYPE_LONG);
|
TLD_append(handle, (char *)"dns_sub", (void *)(long)dns_sec, TLD_TYPE_LONG);
|
||||||
@@ -369,7 +130,7 @@ static int fw_dns_send_log(struct streaminfo *a_stream, dns_info_t *dns_info, st
|
|||||||
|
|
||||||
extern "C" char FW_DNS_PLUG_ENTRY(stSessionInfo* session_info, void **pme, int thread_seq,struct streaminfo *a_stream,const void *a_packet)
|
extern "C" char FW_DNS_PLUG_ENTRY(stSessionInfo* session_info, void **pme, int thread_seq,struct streaminfo *a_stream,const void *a_packet)
|
||||||
{
|
{
|
||||||
int i=0,ret=0,hit_num=0;
|
int ret=0,hit_num=0;
|
||||||
scan_status_t mid=NULL;
|
scan_status_t mid=NULL;
|
||||||
int category_id_num=0;
|
int category_id_num=0;
|
||||||
char state=PROT_STATE_GIVEME;
|
char state=PROT_STATE_GIVEME;
|
||||||
@@ -377,7 +138,7 @@ extern "C" char FW_DNS_PLUG_ENTRY(stSessionInfo* session_info, void **pme, int
|
|||||||
struct Maat_rule_t result[MAX_RESULT_NUM], *p_result=NULL;
|
struct Maat_rule_t result[MAX_RESULT_NUM], *p_result=NULL;
|
||||||
dns_info_t *dns_info=(dns_info_t *)session_info->app_info;
|
dns_info_t *dns_info=(dns_info_t *)session_info->app_info;
|
||||||
|
|
||||||
if(dns_info==NULL)
|
if(dns_info==NULL || a_stream==NULL)
|
||||||
{
|
{
|
||||||
return state;
|
return state;
|
||||||
}
|
}
|
||||||
@@ -389,7 +150,7 @@ extern "C" char FW_DNS_PLUG_ENTRY(stSessionInfo* session_info, void **pme, int
|
|||||||
"DNS_PLUG",
|
"DNS_PLUG",
|
||||||
"Qname is %s, addr: %s",
|
"Qname is %s, addr: %s",
|
||||||
(dns_info==NULL) ? "NULL" : ((strlen((char *)dns_info->query_question.qname)==0) ? "NULL" : (char *)dns_info->query_question.qname),
|
(dns_info==NULL) ? "NULL" : ((strlen((char *)dns_info->query_question.qname)==0) ? "NULL" : (char *)dns_info->query_question.qname),
|
||||||
(g_fw_dns_plug_info.level<RLOG_LV_FATAL ? printaddr(&a_stream->addr, a_stream->threadnum) : "")
|
PRINTADDR(a_stream, g_fw_dns_plug_info.level)
|
||||||
);
|
);
|
||||||
return state;
|
return state;
|
||||||
}
|
}
|
||||||
@@ -406,7 +167,7 @@ extern "C" char FW_DNS_PLUG_ENTRY(stSessionInfo* session_info, void **pme, int
|
|||||||
result[hit_num].action,
|
result[hit_num].action,
|
||||||
(char *)dns_info->query_question.qname,
|
(char *)dns_info->query_question.qname,
|
||||||
dns_info->query_question.qtype,
|
dns_info->query_question.qtype,
|
||||||
(g_fw_dns_plug_info.level<RLOG_LV_FATAL ? printaddr(&a_stream->addr, a_stream->threadnum) : "")
|
PRINTADDR(a_stream, g_fw_dns_plug_info.level)
|
||||||
);
|
);
|
||||||
hit_num+=ret;
|
hit_num+=ret;
|
||||||
}
|
}
|
||||||
@@ -419,7 +180,7 @@ extern "C" char FW_DNS_PLUG_ENTRY(stSessionInfo* session_info, void **pme, int
|
|||||||
(char *)dns_info->query_question.qname,
|
(char *)dns_info->query_question.qname,
|
||||||
dns_info->query_question.qtype,
|
dns_info->query_question.qtype,
|
||||||
ret,
|
ret,
|
||||||
(g_fw_dns_plug_info.level<RLOG_LV_FATAL ? printaddr(&a_stream->addr, a_stream->threadnum) : "")
|
PRINTADDR(a_stream, g_fw_dns_plug_info.level)
|
||||||
);
|
);
|
||||||
|
|
||||||
}
|
}
|
||||||
@@ -447,7 +208,7 @@ extern "C" char FW_DNS_PLUG_ENTRY(stSessionInfo* session_info, void **pme, int
|
|||||||
result[hit_num].config_id,
|
result[hit_num].config_id,
|
||||||
result[hit_num].service_id,
|
result[hit_num].service_id,
|
||||||
result[hit_num].action,
|
result[hit_num].action,
|
||||||
(g_fw_dns_plug_info.level<RLOG_LV_FATAL ? printaddr(&a_stream->addr, a_stream->threadnum) : "")
|
PRINTADDR(a_stream, g_fw_dns_plug_info.level)
|
||||||
);
|
);
|
||||||
hit_num+=ret;
|
hit_num+=ret;
|
||||||
}
|
}
|
||||||
@@ -460,53 +221,21 @@ extern "C" char FW_DNS_PLUG_ENTRY(stSessionInfo* session_info, void **pme, int
|
|||||||
(char *)dns_info->query_question.qname,
|
(char *)dns_info->query_question.qname,
|
||||||
dns_info->query_question.qtype,
|
dns_info->query_question.qtype,
|
||||||
ret,
|
ret,
|
||||||
(g_fw_dns_plug_info.level<RLOG_LV_FATAL ? printaddr(&a_stream->addr, a_stream->threadnum) : "")
|
PRINTADDR(a_stream, g_fw_dns_plug_info.level)
|
||||||
);
|
);
|
||||||
|
|
||||||
}
|
}
|
||||||
|
|
||||||
category_id_num=tsg_get_fqdn_category_id(g_tsg_maat_feather, (char *)dns_info->query_question.qname, category_id, MAX_CATEGORY_ID_NUM, g_fw_dns_plug_info.logger, thread_seq);
|
category_id_num=tsg_get_fqdn_category_id(g_tsg_maat_feather, (char *)dns_info->query_question.qname, category_id, MAX_CATEGORY_ID_NUM, g_fw_dns_plug_info.logger, thread_seq);
|
||||||
for(i=0; i< category_id_num; i++)
|
tsg_set_fqdn_category_id(a_stream, category_id, category_id_num, thread_seq);
|
||||||
{
|
hit_num+=tsg_scan_fqdn_category_id(g_tsg_maat_feather, a_stream, result+hit_num,MAX_RESULT_NUM-hit_num, &mid, g_fw_dns_plug_info.table_qname_id, category_id, category_id_num, thread_seq);
|
||||||
ret=Maat_scan_intval(g_tsg_maat_feather, g_fw_dns_plug_info.table_qname_id, (unsigned int)category_id[i], result+hit_num,MAX_RESULT_NUM-hit_num, &mid, thread_seq);
|
|
||||||
if(ret>0)
|
|
||||||
{
|
|
||||||
MESA_handle_runtime_log(g_fw_dns_plug_info.logger,
|
|
||||||
RLOG_LV_DEBUG,
|
|
||||||
"SCAN_FQDN_CAT_ID",
|
|
||||||
"Hit qname: %s category id: %d policy_id: %d service: %d action: %d addr: %s",
|
|
||||||
(char *)dns_info->query_question.qname,
|
|
||||||
category_id[i],
|
|
||||||
result[hit_num].config_id,
|
|
||||||
result[hit_num].service_id,
|
|
||||||
result[hit_num].action,
|
|
||||||
(g_fw_dns_plug_info.level<RLOG_LV_FATAL ? printaddr(&a_stream->addr, a_stream->threadnum) : "")
|
|
||||||
);
|
|
||||||
hit_num+=ret;
|
|
||||||
}
|
|
||||||
else
|
|
||||||
{
|
|
||||||
MESA_handle_runtime_log(g_fw_dns_plug_info.logger,
|
|
||||||
RLOG_LV_DEBUG,
|
|
||||||
"SCAN_DOMAIN",
|
|
||||||
"Scan domain: %s category id: %d ret: %d addr: %s",
|
|
||||||
(char *)dns_info->query_question.qname,
|
|
||||||
category_id[i],
|
|
||||||
ret,
|
|
||||||
(g_fw_dns_plug_info.level<RLOG_LV_FATAL ? printaddr(&a_stream->addr, a_stream->threadnum) : "")
|
|
||||||
);
|
|
||||||
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
if(hit_num>0)
|
if(hit_num>0)
|
||||||
{
|
{
|
||||||
p_result=tsg_fetch_deny_rule(result, hit_num);
|
p_result=tsg_fetch_deny_rule(result, hit_num);
|
||||||
|
|
||||||
if(p_result!=NULL)
|
if(p_result!=NULL)
|
||||||
{
|
{
|
||||||
state=fw_dns_action(a_stream, dns_info, p_result, a_packet);
|
state=tsg_deal_deny_action(a_stream, p_result, PROTO_DNS, ACTION_RETURN_TYPE_PROT, (const void *)dns_info);
|
||||||
if(PROT_STATE_GIVEME!=state)
|
if(state!=PROT_STATE_GIVEME)
|
||||||
{
|
{
|
||||||
fw_dns_send_log(a_stream, dns_info, p_result, 1, thread_seq);
|
fw_dns_send_log(a_stream, dns_info, p_result, 1, thread_seq);
|
||||||
}
|
}
|
||||||
@@ -514,6 +243,7 @@ extern "C" char FW_DNS_PLUG_ENTRY(stSessionInfo* session_info, void **pme, int
|
|||||||
else
|
else
|
||||||
{
|
{
|
||||||
fw_dns_send_log(a_stream, dns_info, result, hit_num, thread_seq);
|
fw_dns_send_log(a_stream, dns_info, result, hit_num, thread_seq);
|
||||||
|
tsg_notify_hited_monitor_result(a_stream, result, hit_num, thread_seq);
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
@@ -528,7 +258,6 @@ extern "C" char FW_DNS_PLUG_ENTRY(stSessionInfo* session_info, void **pme, int
|
|||||||
|
|
||||||
extern "C" int FW_DNS_PLUG_INIT(void)
|
extern "C" int FW_DNS_PLUG_INIT(void)
|
||||||
{
|
{
|
||||||
int ret=0,len=0;
|
|
||||||
memset(&g_fw_dns_plug_info, 0, sizeof(g_fw_dns_plug_info));
|
memset(&g_fw_dns_plug_info, 0, sizeof(g_fw_dns_plug_info));
|
||||||
|
|
||||||
MESA_load_profile_int_def(g_fw_dns_conffile, "DNS_PLUG", "LOG_LEVEL", &g_fw_dns_plug_info.level, RLOG_LV_FATAL);
|
MESA_load_profile_int_def(g_fw_dns_conffile, "DNS_PLUG", "LOG_LEVEL", &g_fw_dns_plug_info.level, RLOG_LV_FATAL);
|
||||||
@@ -551,26 +280,6 @@ extern "C" int FW_DNS_PLUG_INIT(void)
|
|||||||
return -1;
|
return -1;
|
||||||
}
|
}
|
||||||
|
|
||||||
ret=fw_dns_rule_init(g_fw_dns_conffile, g_fw_dns_plug_info.logger);
|
|
||||||
if(ret<0)
|
|
||||||
{
|
|
||||||
return -1;
|
|
||||||
}
|
|
||||||
|
|
||||||
len=sizeof(g_fw_dns_plug_info.s_mode);
|
|
||||||
ret=sapp_get_platform_opt(SPO_DEPLOYMENT_MODE_STR, g_fw_dns_plug_info.s_mode, &len);
|
|
||||||
if(ret>=0)
|
|
||||||
{
|
|
||||||
if((memcmp(g_fw_dns_plug_info.s_mode, "mirror", strlen(g_fw_dns_plug_info.s_mode)))==0)
|
|
||||||
{
|
|
||||||
g_fw_dns_plug_info.mode=0;
|
|
||||||
}
|
|
||||||
else
|
|
||||||
{
|
|
||||||
g_fw_dns_plug_info.mode=1;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
return 0;
|
return 0;
|
||||||
}
|
}
|
||||||
|
|
||||||
|
|||||||
@@ -1,19 +0,0 @@
|
|||||||
#ifndef __FW_DNS_PLUG_H__
|
|
||||||
#define __FW_DNS_PLUG_H__
|
|
||||||
|
|
||||||
#include "fw_dns_rule.h"
|
|
||||||
|
|
||||||
#define MAX_ANSWER_RECORDS_NUM 32
|
|
||||||
|
|
||||||
struct _fw_dns_plug
|
|
||||||
{
|
|
||||||
int mode;
|
|
||||||
int level;
|
|
||||||
int table_qname_id;
|
|
||||||
char table_qname[MAX_TABLE_NAME_LEN];
|
|
||||||
char s_mode[MAX_TABLE_NAME_LEN];
|
|
||||||
char log_path[MAX_TABLE_NAME_LEN*2];
|
|
||||||
void *logger;
|
|
||||||
};
|
|
||||||
|
|
||||||
#endif
|
|
||||||
@@ -1,196 +0,0 @@
|
|||||||
#include <stdio.h>
|
|
||||||
#include <arpa/inet.h>
|
|
||||||
|
|
||||||
#include <MESA/stream.h>
|
|
||||||
#include <MESA/dns.h>
|
|
||||||
#include <MESA/cJSON.h>
|
|
||||||
|
|
||||||
#include <MESA_prof_load.h>
|
|
||||||
#include <MESA/Maat_rule.h>
|
|
||||||
#include <MESA/MESA_handle_logger.h>
|
|
||||||
|
|
||||||
#include "tsg_rule.h"
|
|
||||||
#include "fw_dns_rule.h"
|
|
||||||
|
|
||||||
fw_dns_rule_t g_fw_dns_rule_info;
|
|
||||||
char FW_DNS_RULE_VERSION_20191201=0;
|
|
||||||
|
|
||||||
struct _dns_str2idx str2index[]={{DNS_TYPE_CNAME, 5, (char *)"CNAME"},
|
|
||||||
{DNS_TYPE_MX, 2, (char *)"MX"},
|
|
||||||
{DNS_TYPE_A, 1, (char *)"A"},
|
|
||||||
{DNS_TYPE_NS, 2, (char *)"NS"},
|
|
||||||
{DNS_TYPE_AAAA, 4, (char *)"AAAA"},
|
|
||||||
{DNS_TYPE_TXT, 3, (char *)"TXT"},
|
|
||||||
{DNS_TYPE_PTR, 3, (char *)"PTR"}
|
|
||||||
};
|
|
||||||
|
|
||||||
int fw_dns_type2index(char *type)
|
|
||||||
{
|
|
||||||
int i=0;
|
|
||||||
|
|
||||||
for(i=0; i<(int)(sizeof(str2index)/sizeof(struct _dns_str2idx)); i++)
|
|
||||||
{
|
|
||||||
if(str2index[i].len==(int)strlen(type) && (strncasecmp(str2index[i].type, type, str2index[i].len))==0)
|
|
||||||
{
|
|
||||||
return str2index[i].index;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
return -1;
|
|
||||||
}
|
|
||||||
|
|
||||||
int get_cheat_opt(int record_id, int select_num, int ttl, int atype, cheat_pkt_opt_t* cheat_opt, int cheat_opt_num)
|
|
||||||
{
|
|
||||||
int i=0,idx=0;
|
|
||||||
int used_num=0,real_num=0;
|
|
||||||
cb_rule_t *cb_rule=NULL;
|
|
||||||
|
|
||||||
real_num=(select_num>cheat_opt_num) ? cheat_opt_num : select_num;
|
|
||||||
|
|
||||||
cb_rule=(cb_rule_t *)Maat_plugin_get_EX_data(g_tsg_maat_feather, g_fw_dns_rule_info.table_records_id, (char *)&record_id);
|
|
||||||
if(cb_rule!=NULL && real_num>0)
|
|
||||||
{
|
|
||||||
idx = (cb_rule->record_num>=real_num) ? (random()%(cb_rule->record_num-real_num+1)) : 0;
|
|
||||||
for(i=0; i<real_num && i+idx<cb_rule->record_num; i++)
|
|
||||||
{
|
|
||||||
cheat_opt[used_num].ttl=ttl;
|
|
||||||
cheat_opt[used_num].res_type=atype;
|
|
||||||
cheat_opt[used_num].cfg_type=atype;
|
|
||||||
switch(atype)
|
|
||||||
{
|
|
||||||
case DNS_TYPE_A:
|
|
||||||
cheat_opt[used_num].res_len=sizeof(unsigned int);
|
|
||||||
break;
|
|
||||||
case DNS_TYPE_AAAA:
|
|
||||||
cheat_opt[used_num].res_len=IPV6_ADDR_LEN;
|
|
||||||
break;
|
|
||||||
default:
|
|
||||||
cheat_opt[used_num].res_len=MIN(strlen((char *)(cb_rule->record_values[i+idx])), sizeof(cheat_opt[used_num].res_info)-1);
|
|
||||||
break;
|
|
||||||
}
|
|
||||||
|
|
||||||
memcpy(cheat_opt[used_num].res_info, (char *)(cb_rule->record_values[i+idx]), cheat_opt[used_num].res_len);
|
|
||||||
used_num++;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
return used_num;
|
|
||||||
}
|
|
||||||
|
|
||||||
|
|
||||||
void fw_dns_EX_data_create(int table_id, const char* key, const char* table_line, MAAT_PLUGIN_EX_DATA* ad, long argl, void *argp)
|
|
||||||
{
|
|
||||||
int i=0;
|
|
||||||
cJSON *pSub=NULL;
|
|
||||||
cb_rule_t *cb_rule=(cb_rule_t *)calloc(1, sizeof(cb_rule_t));
|
|
||||||
char *tmp_records=(char *)calloc(1, strlen(table_line)+1);
|
|
||||||
|
|
||||||
sscanf(table_line, "%d %s %s %s %d", &cb_rule->record_id, cb_rule->record_name, cb_rule->record_type, tmp_records, &cb_rule->is_valid);
|
|
||||||
|
|
||||||
int index=fw_dns_type2index(cb_rule->record_type);
|
|
||||||
|
|
||||||
cJSON *tmp_array=cJSON_Parse(tmp_records);
|
|
||||||
if(tmp_array != NULL)
|
|
||||||
{
|
|
||||||
cb_rule->record_num=cJSON_GetArraySize(tmp_array);
|
|
||||||
*cb_rule->record_values=(void *)malloc(cb_rule->record_num*sizeof(void *));
|
|
||||||
|
|
||||||
for(i=0; i<cb_rule->record_num; i++)
|
|
||||||
{
|
|
||||||
pSub = cJSON_GetArrayItem(tmp_array, i);
|
|
||||||
if(NULL==pSub )
|
|
||||||
{
|
|
||||||
continue;
|
|
||||||
}
|
|
||||||
|
|
||||||
switch(index)
|
|
||||||
{
|
|
||||||
case DNS_TYPE_A:
|
|
||||||
cb_rule->record_values[i]=calloc(1, sizeof(unsigned int));
|
|
||||||
inet_pton(AF_INET, pSub->valuestring, cb_rule->record_values[i]);
|
|
||||||
break;
|
|
||||||
case DNS_TYPE_AAAA:
|
|
||||||
cb_rule->record_values[i]=calloc(1, IPV6_ADDR_LEN);
|
|
||||||
inet_pton(AF_INET6, pSub->valuestring, cb_rule->record_values[i]);
|
|
||||||
break;
|
|
||||||
case DNS_TYPE_MX:
|
|
||||||
break;
|
|
||||||
case DNS_TYPE_NS:
|
|
||||||
case DNS_TYPE_TXT:
|
|
||||||
case DNS_TYPE_PTR:
|
|
||||||
case DNS_TYPE_CNAME:
|
|
||||||
cb_rule->record_values[i]=calloc(1, strlen(pSub->valuestring)+1);
|
|
||||||
memcpy(cb_rule->record_values[i], pSub->valuestring, strlen(pSub->valuestring));
|
|
||||||
break;
|
|
||||||
default:
|
|
||||||
continue;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
free(tmp_records);
|
|
||||||
}
|
|
||||||
|
|
||||||
void fw_dns_EX_data_free(int table_id, MAAT_PLUGIN_EX_DATA* ad, long argl, void *argp)
|
|
||||||
{
|
|
||||||
int i=0;
|
|
||||||
cb_rule_t *cb_rule=(cb_rule_t *)*ad;
|
|
||||||
|
|
||||||
if(cb_rule!=NULL)
|
|
||||||
{
|
|
||||||
for(i=0; i<cb_rule->record_num; i++)
|
|
||||||
{
|
|
||||||
free(cb_rule->record_values[i]);
|
|
||||||
cb_rule->record_values[i]=NULL;
|
|
||||||
}
|
|
||||||
free(*cb_rule->record_values);
|
|
||||||
*cb_rule->record_values=NULL;
|
|
||||||
|
|
||||||
free(cb_rule);
|
|
||||||
cb_rule=NULL;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
void fw_dns_EX_data_dup(int table_id, MAAT_PLUGIN_EX_DATA *to, MAAT_PLUGIN_EX_DATA *from, long argl, void *argp)
|
|
||||||
{
|
|
||||||
|
|
||||||
}
|
|
||||||
|
|
||||||
int fw_dns_EX_data_key2index(const char* key)
|
|
||||||
{
|
|
||||||
return 0;
|
|
||||||
}
|
|
||||||
|
|
||||||
|
|
||||||
int fw_dns_rule_init(const char *conffile, void *logger)
|
|
||||||
{
|
|
||||||
int ret=0;
|
|
||||||
long arg=0;
|
|
||||||
memset(&g_fw_dns_rule_info, 0, sizeof(g_fw_dns_rule_info));
|
|
||||||
|
|
||||||
MESA_load_profile_string_def(conffile, "DNS_PLUG", "TABLE_RECORDS", g_fw_dns_rule_info.table_records_name, MAX_TABLE_NAME_LEN, (char *)"FW_PROFILE_DNS_RECORDS");
|
|
||||||
|
|
||||||
g_fw_dns_rule_info.table_records_id=Maat_table_register(g_tsg_maat_feather, g_fw_dns_rule_info.table_records_name);
|
|
||||||
if(g_fw_dns_rule_info.table_records_id<0)
|
|
||||||
{
|
|
||||||
MESA_handle_runtime_log(logger, RLOG_LV_FATAL, "REGISTER_TABLE", "Maat_table_register failed, table_name: %s", g_fw_dns_rule_info.table_records_name);
|
|
||||||
return -1;
|
|
||||||
}
|
|
||||||
|
|
||||||
ret=Maat_plugin_EX_register(g_tsg_maat_feather,
|
|
||||||
g_fw_dns_rule_info.table_records_id,
|
|
||||||
fw_dns_EX_data_create,
|
|
||||||
fw_dns_EX_data_free,
|
|
||||||
fw_dns_EX_data_dup,
|
|
||||||
fw_dns_EX_data_key2index,
|
|
||||||
arg,
|
|
||||||
NULL);
|
|
||||||
|
|
||||||
if(ret<0)
|
|
||||||
{
|
|
||||||
MESA_handle_runtime_log(logger, RLOG_LV_FATAL, "REGISTER_TABLE", "Maat_plugin_EX_register failed, table_name: %s", g_fw_dns_rule_info.table_records_name);
|
|
||||||
return -1;
|
|
||||||
}
|
|
||||||
|
|
||||||
return 0;
|
|
||||||
}
|
|
||||||
|
|
||||||
@@ -1,36 +0,0 @@
|
|||||||
#ifndef __FW_DNS_RULE_H__
|
|
||||||
#define __FW_DNS_RULE_H__
|
|
||||||
|
|
||||||
#define MIN(a, b) ((a>b) ? b: a)
|
|
||||||
|
|
||||||
#define MAX_TABLE_NAME_LEN 32
|
|
||||||
|
|
||||||
struct _dns_str2idx
|
|
||||||
{
|
|
||||||
int index;
|
|
||||||
int len;
|
|
||||||
char *type;
|
|
||||||
};
|
|
||||||
|
|
||||||
typedef struct _cb_rule
|
|
||||||
{
|
|
||||||
int record_id;
|
|
||||||
int record_num;
|
|
||||||
int is_valid;
|
|
||||||
char record_type[128];
|
|
||||||
char record_name[MAX_TABLE_NAME_LEN];
|
|
||||||
void **record_values;
|
|
||||||
}cb_rule_t;
|
|
||||||
|
|
||||||
typedef struct _fw_dns_rule
|
|
||||||
{
|
|
||||||
int table_records_id;
|
|
||||||
char table_records_name[MAX_TABLE_NAME_LEN];
|
|
||||||
}fw_dns_rule_t;
|
|
||||||
|
|
||||||
|
|
||||||
int fw_dns_type2index(char *type);
|
|
||||||
int fw_dns_rule_init(const char *conffile, void *logger);
|
|
||||||
int get_cheat_opt(int record_id, int select_num, int ttl, int atype, cheat_pkt_opt_t* cheat_opt, int cheat_opt_num);
|
|
||||||
|
|
||||||
#endif
|
|
||||||
Reference in New Issue
Block a user