1112 lines
35 KiB
C++
1112 lines
35 KiB
C++
//
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// Created by dongwenzhe on 2022/10/9.
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//
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#include <string>
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#include <map>
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using namespace std;
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#include <netinet/in.h>
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#include <net/if.h>
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#include <arpa/inet.h>
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#include <memory.h>
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#include <cstdlib>
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#include <uv.h>
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#include "opendhcpd.h"
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#include "s2j/cJSON.h"
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#include "misc.h"
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#include "common.h"
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#include "config.h"
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#include "proto.h"
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#include "user_errno.h"
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#include "uthash/uthash.h"
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#include "sds/sds.h"
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#include "inet_misc.h"
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#include "http_svr.h"
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#include "task_manager.h"
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#if DISCOVER_RSP_NOT_BOARDCAST
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#include <sys/socket.h>
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#include <unistd.h>
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#include <net/if_arp.h>
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#endif
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extern data2 cfig;
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extern bool kRunning;
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extern dhcpMap dhcpCache;
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extern time_t t;
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extern data71 lump;
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typedef struct {
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char iptvMAC[64];
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unsigned int vni;
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int isReport;
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UT_hash_handle hh;
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} IPTV_DEV_SET, *PIPTV_DEV_SET;
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static PIPTV_DEV_SET g_iptvNewDevs = nullptr;
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static PIPTV_DEV_SET g_iptvCacheDevs = nullptr;
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static uv_rwlock_t g_uvCacheLock;
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#ifdef JSON_SCHEMA_ON
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// clang-format off
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const char *g_json_msg[] = {
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R"({"type":"object","required":["rangeSet"],"properties":{"rangeSet":{"type":"array","minItems":1,"items":{"type":"object","required":["dhcpRange"]}}}})",
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R"({"type":"object","required":["dhcpRange"],"properties":{"dhcpRange":{"type":"array","minItems":1}}})",
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R"({"type":"object","required":["userMac"],"properties":{"userMac":{"type":"array","minItems":1}}})"};
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// clang-format on
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#endif
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static int dhcp_get_user_info(const char **pRsp, const char *pRequest) {
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char logBuff[512];
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const char *pStrContent;
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int k;
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int errCode = 0;
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dhcpMap::iterator p;
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if (pRequest == nullptr || strlen(pRequest) == 0) {
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sprintf(logBuff, "Request Json");
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logDHCPMess(logBuff, 1);
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return ERR_INPUT_PARAMS;
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}
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pStrContent = proto_decode_context(pRequest, nullptr, nullptr, &errCode);
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if (pStrContent == nullptr) {
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sprintf(logBuff, "Request Json error %s", pRequest);
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logDHCPMess(logBuff, 1);
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return ERR_PROTO_DECODE;
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}
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#ifdef JSON_SCHEMA_ON
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if (errCode == ERR_JSON_VALID_SCH) {
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*pRsp = pStrContent;
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return ERR_SUCCESS;
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}
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const char *pSchJson;
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pSchJson = proto_msg_validation(pStrContent, g_json_msg[TYPE_QUE_USR]);
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if (pSchJson != nullptr && strlen(pSchJson) > 0) {
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*pRsp = pSchJson;
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return ERR_SUCCESS;
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}
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free((void *)pSchJson);
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#endif
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cJSON *pRoot = cJSON_Parse(pStrContent);
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free((void *)pStrContent);
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if (!pRoot) {
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return ERR_JSON_PARSE_OBJ;
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}
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cJSON *pUserMac = cJSON_GetObjectItem(pRoot, "userMac");
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if (!pUserMac) {
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cJSON_Delete(pRoot);
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return ERR_JSON_PARSE_OBJ;
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}
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cJSON *pRspMsg = cJSON_CreateObject();
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cJSON *pMsgArray = cJSON_CreateArray();
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cJSON_AddItemToObject(pRspMsg, "userInfo", pMsgArray);
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k = cJSON_GetArraySize(pUserMac);
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// 传入数据 userMac 为空数组时，返回所有用户数据
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if (k == 0) {
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for (p = dhcpCache.begin(); p != dhcpCache.end(); p++) {
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char tempbuff[512];
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data7 *dhcpEntry = p->second;
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if (!dhcpEntry) {
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continue;
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}
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cJSON *pRspItem = cJSON_CreateObject();
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cJSON_AddStringToObject(pRspItem, "userMac", dhcpEntry->mapname);
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cJSON_AddStringToObject(pRspItem, "ip", IP2String(tempbuff, dhcpEntry->ip));
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cJSON_AddStringToObject(pRspItem, "hostname", dhcpEntry->hostname);
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if (dhcpEntry->display && dhcpEntry->expiry >= t) {
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tm *ttm = localtime(&dhcpEntry->expiry);
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strftime(tempbuff, sizeof(tempbuff), "%d-%b-%y %X", ttm);
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cJSON_AddStringToObject(pRspItem, "leaseExpiry", tempbuff);
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} else {
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cJSON_AddStringToObject(pRspItem, "leaseExpiry", "Expiry");
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}
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cJSON_AddNumberToObject(pRspItem, "status", ERR_SUCCESS);
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cJSON_AddStringToObject(pRspItem, "message", getErrorEnumDesc(ERR_SUCCESS));
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cJSON_AddItemToArray(pMsgArray, pRspItem);
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}
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} else {
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for (int i = 0; i < k; i++) {
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char tempbuff[512];
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cJSON *pItem = cJSON_GetArrayItem(pUserMac, i);
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cJSON *pRspItem = cJSON_CreateObject();
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p = dhcpCache.find(pItem->valuestring);
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cJSON_AddStringToObject(pRspItem, "userMac", pItem->valuestring);
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if (p != dhcpCache.end()) {
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data7 *dhcpEntry = p->second;
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cJSON_AddStringToObject(pRspItem, "ip", IP2String(tempbuff, dhcpEntry->ip));
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cJSON_AddStringToObject(pRspItem, "hostname", dhcpEntry->hostname);
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if (dhcpEntry->display && dhcpEntry->expiry >= t) {
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tm *ttm = localtime(&dhcpEntry->expiry);
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strftime(tempbuff, sizeof(tempbuff), "%d-%b-%y %X", ttm);
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cJSON_AddStringToObject(pRspItem, "leaseExpiry", tempbuff);
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} else {
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cJSON_AddStringToObject(pRspItem, "leaseExpiry", "Expiry");
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}
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cJSON_AddNumberToObject(pRspItem, "status", ERR_SUCCESS);
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cJSON_AddStringToObject(pRspItem, "message", getErrorEnumDesc(ERR_SUCCESS));
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} else {
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cJSON_AddNumberToObject(pRspItem, "status", ERR_ITEM_UNEXISTS);
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cJSON_AddStringToObject(pRspItem, "message", getErrorEnumDesc(ERR_ITEM_UNEXISTS));
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}
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cJSON_AddItemToArray(pMsgArray, pRspItem);
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}
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}
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*pRsp = proto_create_new(pRspMsg, 200);
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cJSON_Delete(pRoot);
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return ERR_SUCCESS;
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}
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static int dchp_get_all_iptv_devs(const char **pRsp) {
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char logBuff[512];
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PIPTV_DEV_SET pDev, pTemp;
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cJSON *pRspMsg = cJSON_CreateObject();
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cJSON *pMsgArray = cJSON_CreateArray();
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cJSON_AddItemToObject(pRspMsg, "iptvDevs", pMsgArray);
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uv_rwlock_wrlock(&g_uvCacheLock);
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HASH_ITER(hh, g_iptvCacheDevs, pDev, pTemp) {
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cJSON *pRspItem = cJSON_CreateObject();
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cJSON_AddStringToObject(pRspItem, "mac", pDev->iptvMAC);
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cJSON_AddNumberToObject(pRspItem, "vni", pDev->vni);
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cJSON_AddBoolToObject(pRspItem, "reported", pDev->isReport);
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cJSON_AddItemToArray(pMsgArray, pRspItem);
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}
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HASH_ITER(hh, g_iptvNewDevs, pDev, pTemp) {
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cJSON *pRspItem = cJSON_CreateObject();
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cJSON_AddStringToObject(pRspItem, "mac", pDev->iptvMAC);
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cJSON_AddNumberToObject(pRspItem, "vni", pDev->vni);
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cJSON_AddBoolToObject(pRspItem, "reported", pDev->isReport);
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cJSON_AddItemToArray(pMsgArray, pRspItem);
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}
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uv_rwlock_wrunlock(&g_uvCacheLock);
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cJSON_AddNumberToObject(pRspMsg, "status", ERR_SUCCESS);
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cJSON_AddStringToObject(pRspMsg, "message", getErrorEnumDesc(ERR_SUCCESS));
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*pRsp = proto_create_new(pRspMsg, 200);
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return ERR_SUCCESS;
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}
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static int dhcp_get_all_user(const char **pRsp) {
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char logBuff[512];
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data7 *dhcpEntry;
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dhcpMap::iterator p;
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cJSON *pRspMsg = cJSON_CreateObject();
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cJSON *pMsgArray = cJSON_CreateArray();
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cJSON_AddItemToObject(pRspMsg, "users", pMsgArray);
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for (p = dhcpCache.begin(); kRunning && p != dhcpCache.end(); p++) {
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if ((dhcpEntry = p->second)) {
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cJSON_AddStringToObject(pMsgArray, "", dhcpEntry->mapname);
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}
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}
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cJSON_AddNumberToObject(pRspMsg, "status", ERR_SUCCESS);
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cJSON_AddStringToObject(pRspMsg, "message", getErrorEnumDesc(ERR_SUCCESS));
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*pRsp = proto_create_new(pRspMsg, 200);
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return ERR_SUCCESS;
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}
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#define VALUE_TO_DHCP_TLV(buf, val, tag) \
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do { \
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int valSize; \
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int numbytes = myTokenize((buf), (val), "/,.", true); \
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if (numbytes <= 255) { \
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char *ptr = (buf); \
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valSize = 0; \
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for (; *ptr; ptr = myGetToken(ptr, 1)) { \
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if (isInt(ptr)) { \
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hoption[valSize] = STR2INT(ptr); \
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valSize++; \
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} else { \
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break; \
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} \
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} \
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memcpy((val), hoption, valSize); \
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if (buffSize > valSize + 2) { \
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*dp = (tag); \
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dp++; \
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*dp = valSize; \
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dp++; \
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memcpy(dp, (val), valSize); \
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dp += valSize; \
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buffSize -= (valSize + 2); \
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} \
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} \
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} while (0)
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static int dhcp_add_rangeset_to_options(POBJ_DHCP_RNG pRange) {
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int ret;
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char buff[1024];
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MYBYTE hoption[256];
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MYBYTE *dp;
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MYWORD buffSize = sizeof(dhcp_packet) - sizeof(dhcp_header);
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char value[256] = {0};
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MYBYTE *options = nullptr;
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data20 optionData {};
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if (!pRange) {
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return -ERR_INPUT_PARAMS;
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}
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memset(&optionData, 0, sizeof(data20));
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optionData.rangeSetInd = cfig.rangeCount;
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cfig.rangeSet[cfig.rangeCount].active = true;
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dp = optionData.options;
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*dp = 0;
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dp++;
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//dhcp_range
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ret = addDHCPRange(pRange->rangAddr);
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if (ret != ERR_SUCCESS) {
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return ret;
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}
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if (strlen(pRange->subnet) != 0) {
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strcpy(value, pRange->subnet);
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VALUE_TO_DHCP_TLV(buff, value, DHCP_OPTION_NETMASK);
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optionData.mask = (*((MYDWORD *)value));
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}
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if (strlen(pRange->dnsSvr) != 0) {
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strcpy(value, pRange->dnsSvr);
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VALUE_TO_DHCP_TLV(buff, value, DHCP_OPTION_DNS);
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}
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if (strlen(pRange->gateway) != 0) {
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strcpy(value, pRange->gateway);
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VALUE_TO_DHCP_TLV(buff, value, DHCP_OPTION_ROUTER);
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}
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//lease
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if (pRange->lease != 0) {
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MYDWORD j;
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j = pRange->lease;
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if (buffSize > 6) {
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*dp = DHCP_OPTION_IPADDRLEASE;
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dp++;
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*dp = 4;
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dp++;
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dp += pUInt(dp, j);
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}
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}
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*dp = DHCP_OPTION_END;
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dp++;
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optionData.optionSize = (dp - optionData.options);
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if (optionData.optionSize > 3) {
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options = (MYBYTE *)calloc(1, optionData.optionSize);
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memcpy(options, optionData.options, optionData.optionSize);
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}
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cfig.dhcpRanges[cfig.rangeCount].rangeSetInd = optionData.rangeSetInd;
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cfig.dhcpRanges[cfig.rangeCount].options = options;
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cfig.dhcpRanges[cfig.rangeCount].mask = optionData.mask;
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if (!cfig.dhcpRanges[cfig.rangeCount].mask) {
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cfig.dhcpRanges[cfig.rangeCount].mask = cfig.mask;
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}
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cfig.rangeCount = (char)(cfig.rangeCount + 1);
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return ERR_SUCCESS;
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}
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static int add_dhcpd_rangeset(const char **pRsp, const char *pRequest) {
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char logBuff[512];
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const char *pStrContent;
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OBJ_DHCP_RNG range;
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cJSON *pRspRoot;
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cJSON *pExpandArray;
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int errCode = 0;
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if (pRequest == nullptr || strlen(pRequest) == 0) {
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sprintf(logBuff, "Request Json");
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logDHCPMess(logBuff, 1);
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return ERR_INPUT_PARAMS;
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}
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pStrContent = proto_decode_context(pRequest, nullptr, nullptr, &errCode);
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if (pStrContent == nullptr) {
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sprintf(logBuff, "Request Json error %s", pRequest);
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logDHCPMess(logBuff, 1);
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return ERR_PROTO_DECODE;
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}
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#ifdef JSON_SCHEMA_ON
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if (errCode == ERR_JSON_VALID_SCH) {
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*pRsp = pStrContent;
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return ERR_SUCCESS;
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}
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const char *pSchJson;
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pSchJson = proto_msg_validation(pStrContent, g_json_msg[TYPE_ADD_RNG]);
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if (pSchJson != nullptr && strlen(pSchJson) > 0) {
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*pRsp = pSchJson;
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return ERR_SUCCESS;
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}
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free((void *)pSchJson);
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#endif
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cJSON *pRoot = cJSON_Parse(pStrContent);
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free((void *)pStrContent);
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if (!pRoot) {
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return ERR_JSON_PARSE_OBJ;
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}
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cJSON *prange_set = cJSON_GetObjectItem(pRoot, "rangeSet");
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pRspRoot = cJSON_CreateObject();
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pExpandArray = cJSON_CreateArray();
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cJSON_AddItemToObject(pRspRoot, "rangeSet", pExpandArray);
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for (int i = 0; i < cJSON_GetArraySize(prange_set); i++) {
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int ret;
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cJSON *pItem = cJSON_GetArrayItem(prange_set, i);
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cJSON *pdhcp_range = cJSON_GetObjectItem(pItem, "dhcpRange");
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cJSON *pEx_range = cJSON_CreateObject();
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if (!pdhcp_range) {
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continue;
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}
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cJSON_AddStringToObject(pEx_range, "dhcpRange", pdhcp_range->valuestring);
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cJSON *psubnet_mask = cJSON_GetObjectItem(pItem, "netmask");
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cJSON *pdomain_server = cJSON_GetObjectItem(pItem, "domainServer");
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cJSON *pgateway = cJSON_GetObjectItem(pItem, "gateway");
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cJSON *please_time = cJSON_GetObjectItem(pItem, "leaseTime");
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memset(&range, 0, sizeof(OBJ_DHCP_RNG));
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strcpy(range.rangAddr, pdhcp_range->valuestring);
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if (psubnet_mask) {
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strcpy(range.subnet, psubnet_mask->valuestring);
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}
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if (pdomain_server) {
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strcpy(range.dnsSvr, pdomain_server->valuestring);
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}
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if (pgateway) {
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strcpy(range.gateway, pgateway->valuestring);
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}
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if (please_time) {
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range.lease = please_time->valueint;
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}
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//写入cfig
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ret = dhcp_add_rangeset_to_options(&range);
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if (ret != ERR_SUCCESS) {
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cJSON_AddNumberToObject(pEx_range, "status", ret);
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cJSON_AddStringToObject(pEx_range, "message", getErrorEnumDesc(ret));
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cJSON_AddItemToArray(pExpandArray, pEx_range);
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continue;
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}
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cJSON_AddNumberToObject(pEx_range, "status", ERR_SUCCESS);
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cJSON_AddStringToObject(pEx_range, "message", getErrorEnumDesc(ERR_SUCCESS));
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cJSON_AddItemToArray(pExpandArray, pEx_range);
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}
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*pRsp = proto_create_new(pRspRoot, 200);
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cJSON_Delete(pRoot);
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return ERR_SUCCESS;
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}
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typedef struct {
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unsigned int key;
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unsigned int value;
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UT_hash_handle hh;
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} HASH_MAP, *PHASH_MAP;
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static int delete_dhcpd_rangeset(const char **pRsp, const char *pRequest) {
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char logBuff[512];
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const char *pStrContent;
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char *fp;
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cJSON *pRspRoot;
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cJSON *pdelArray;
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data13 dhcpRanges[MAX_DHCP_RANGES];
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PHASH_MAP delMap = nullptr;
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int resCount = 0;
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int errCode = 0;
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if (pRequest == nullptr || strlen(pRequest) == 0) {
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sprintf(logBuff, "Request Json");
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logDHCPMess(logBuff, 1);
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return ERR_INPUT_PARAMS;
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}
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pStrContent = proto_decode_context(pRequest, nullptr, nullptr, &errCode);
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if (pStrContent == nullptr) {
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sprintf(logBuff, "Request Json error %s", pRequest);
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logDHCPMess(logBuff, 1);
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return ERR_PROTO_DECODE;
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}
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#ifdef JSON_SCHEMA_ON
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if (errCode == ERR_JSON_VALID_SCH) {
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*pRsp = pStrContent;
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return ERR_SUCCESS;
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}
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const char *pSchJson;
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pSchJson = proto_msg_validation(pStrContent, g_json_msg[TYPE_DEL_RNG]);
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if (pSchJson != nullptr && strlen(pSchJson) > 0) {
|
|
*pRsp = pSchJson;
|
|
return ERR_SUCCESS;
|
|
}
|
|
#endif
|
|
|
|
cJSON *pRoot = cJSON_Parse(pStrContent);
|
|
free((void *)pStrContent);
|
|
if (!pRoot) {
|
|
return ERR_JSON_PARSE_OBJ;
|
|
}
|
|
|
|
cJSON *pdhcp_range = cJSON_GetObjectItem(pRoot, "dhcpRange");
|
|
|
|
pRspRoot = cJSON_CreateObject();
|
|
pdelArray = cJSON_CreateArray();
|
|
cJSON_AddItemToObject(pRspRoot, "rangeSet", pdelArray);
|
|
|
|
char start[128];
|
|
char end[128];
|
|
char del_range[256];
|
|
for (int i = 0; i < cJSON_GetArraySize(pdhcp_range); i++) {
|
|
cJSON *pdelRange = cJSON_GetArrayItem(pdhcp_range, i);
|
|
|
|
if (!pdelRange) {
|
|
continue;
|
|
}
|
|
|
|
strcpy(del_range, pdelRange->valuestring);
|
|
|
|
MYDWORD st_addr;
|
|
MYDWORD en_addr;
|
|
mySplit(start, end, del_range, '-');
|
|
st_addr = htonl(inet_addr(start));
|
|
en_addr = htonl(inet_addr(end));
|
|
|
|
PHASH_MAP s;
|
|
HASH_FIND_INT(delMap, &st_addr, s);
|
|
if (s == nullptr) {
|
|
s = (PHASH_MAP)malloc(sizeof(HASH_MAP));
|
|
s->key = st_addr;
|
|
s->value = en_addr;
|
|
HASH_ADD_INT(delMap, key, s);
|
|
}
|
|
}
|
|
|
|
for (int i = 0; i < cfig.rangeCount; i++) {
|
|
cJSON *pdel_Item = cJSON_CreateObject();
|
|
PHASH_MAP delRange;
|
|
memset(del_range, 0, 256);
|
|
|
|
HASH_FIND_INT(delMap, &cfig.dhcpRanges[i].rangeStart, delRange);
|
|
if (delRange != nullptr) {
|
|
IP2String(start, ntohl(delRange->key));
|
|
IP2String(end, ntohl(delRange->value));
|
|
|
|
sprintf(del_range, "%s-%s", start, end);
|
|
cJSON_AddStringToObject(pdel_Item, "dhcpRange", del_range);
|
|
//Determine whether the input is correct or not
|
|
if (delRange->value == cfig.dhcpRanges[i].rangeEnd) {
|
|
cJSON_AddNumberToObject(pdel_Item, "status", ERR_SUCCESS);
|
|
cJSON_AddStringToObject(pdel_Item, "message", getErrorEnumDesc(ERR_SUCCESS));
|
|
cJSON_AddItemToArray(pdelArray, pdel_Item);
|
|
|
|
free(cfig.dhcpRanges[i].options);
|
|
free(cfig.dhcpRanges[i].expiry);
|
|
free(cfig.dhcpRanges[i].dhcpEntry);
|
|
} else {
|
|
memcpy(&dhcpRanges[resCount], &cfig.dhcpRanges[i], sizeof(struct data13));
|
|
resCount++;
|
|
cJSON_AddNumberToObject(pdel_Item, "status", ERR_INPUT_PARAMS);
|
|
cJSON_AddStringToObject(pdel_Item, "message", getErrorEnumDesc(ERR_INPUT_PARAMS));
|
|
cJSON_AddItemToArray(pdelArray, pdel_Item);
|
|
}
|
|
|
|
HASH_DEL(delMap, delRange);
|
|
free(delRange);
|
|
} else {
|
|
memcpy(&dhcpRanges[resCount], &cfig.dhcpRanges[i], sizeof(struct data13));
|
|
resCount++;
|
|
|
|
cJSON_Delete(pdel_Item);
|
|
}
|
|
}
|
|
//The input parameter does not exist
|
|
PHASH_MAP s;
|
|
PHASH_MAP tmp;
|
|
memset(del_range, 0, 256);
|
|
HASH_ITER(hh, delMap, s, tmp) HASH_ITER(hh, delMap, s, tmp) {
|
|
cJSON *pdel_Item = cJSON_CreateObject();
|
|
IP2String(start, ntohl(s->key));
|
|
IP2String(end, ntohl(s->value));
|
|
|
|
sprintf(del_range, "%s-%s", start, end);
|
|
cJSON_AddStringToObject(pdel_Item, "dhcpRange", del_range);
|
|
|
|
cJSON_AddNumberToObject(pdel_Item, "status", ERR_ITEM_UNEXISTS);
|
|
cJSON_AddStringToObject(pdel_Item, "message", getErrorEnumDesc(ERR_ITEM_UNEXISTS));
|
|
cJSON_AddItemToArray(pdelArray, pdel_Item);
|
|
|
|
HASH_DEL(delMap, s);
|
|
free(s);
|
|
}
|
|
|
|
//Rewrite cfig.dhcpRanges
|
|
for (int i = 0; i < cfig.rangeCount; i++) {
|
|
if (i < resCount) {
|
|
memcpy(&cfig.dhcpRanges[i], &dhcpRanges[i], sizeof(struct data13));
|
|
} else {
|
|
memset(&cfig.dhcpRanges[i], 0, sizeof(struct data13));
|
|
}
|
|
}
|
|
|
|
cfig.rangeCount = (char)resCount;
|
|
|
|
*pRsp = proto_create_new(pRspRoot, 200);
|
|
cJSON_Delete(pRoot);
|
|
|
|
return ERR_SUCCESS;
|
|
}
|
|
|
|
static int query_dhcpd_rangeset(const char **pRsp) {
|
|
char logBuff[512];
|
|
|
|
cJSON *pRspMsg = cJSON_CreateObject();
|
|
cJSON *pMsgArray = cJSON_CreateArray();
|
|
cJSON_AddItemToObject(pRspMsg, "rangeSet", pMsgArray);
|
|
|
|
for (char rangeInd = 0; rangeInd < cfig.rangeCount; rangeInd++) {
|
|
char addrStart[64];
|
|
char addrEnd[64];
|
|
char rangeSet[128];
|
|
char rangeMask[128];
|
|
char domainServer[128];
|
|
char gateway[128];
|
|
cJSON *pRangeItem = cJSON_CreateObject();
|
|
unsigned int lease;
|
|
|
|
memset(domainServer, 0, 128);
|
|
IP2String(addrStart, ntohl(cfig.dhcpRanges[rangeInd].rangeStart));
|
|
IP2String(addrEnd, ntohl(cfig.dhcpRanges[rangeInd].rangeEnd));
|
|
IP2String(rangeMask, cfig.dhcpRanges[rangeInd].mask);
|
|
|
|
sprintf(rangeSet, "%s-%s", addrStart, addrEnd);
|
|
cJSON_AddStringToObject(pRangeItem, "dhcpRange", rangeSet);
|
|
cJSON_AddStringToObject(pRangeItem, "netmask", rangeMask);
|
|
|
|
MYBYTE *opPointer = cfig.dhcpRanges[rangeInd].options;
|
|
data3 op {};
|
|
if (opPointer) {
|
|
opPointer++;
|
|
while (*opPointer && *opPointer != DHCP_OPTION_END) {
|
|
unsigned int tmpVal = 0;
|
|
unsigned char dnsSize;
|
|
unsigned char offset = 0;
|
|
char dns_op[64];
|
|
|
|
op.opt_code = *opPointer;
|
|
opPointer++;
|
|
op.size = *opPointer;
|
|
opPointer++;
|
|
|
|
memcpy(op.value, opPointer, op.size);
|
|
if (op.opt_code == DHCP_OPTION_DNS) {
|
|
dnsSize = op.size;
|
|
do {
|
|
tmpVal = fIP(op.value + offset);
|
|
IP2String(dns_op, htonl(ntohl(tmpVal)));
|
|
sprintf(domainServer, "%s%s", domainServer, dns_op);
|
|
if (dnsSize != 4) {
|
|
sprintf(domainServer, "%s,", domainServer);
|
|
}
|
|
dnsSize -= 4;
|
|
offset = op.size - dnsSize;
|
|
} while (dnsSize != 0);
|
|
|
|
cJSON_AddStringToObject(pRangeItem, "domainServer", domainServer);
|
|
} else if (op.opt_code == DHCP_OPTION_ROUTER) {
|
|
tmpVal = fIP(op.value);
|
|
IP2String(gateway, htonl(ntohl(tmpVal)));
|
|
|
|
cJSON_AddStringToObject(pRangeItem, "gateway", gateway);
|
|
} else if (op.opt_code == DHCP_OPTION_IPADDRLEASE) {
|
|
lease = fUInt(op.value);
|
|
|
|
cJSON_AddNumberToObject(pRangeItem, "leaseTime", lease);
|
|
}
|
|
opPointer += op.size;
|
|
}
|
|
}
|
|
|
|
cJSON_AddItemToArray(pMsgArray, pRangeItem);
|
|
}
|
|
cJSON_AddNumberToObject(pRspMsg, "status", ERR_SUCCESS);
|
|
cJSON_AddStringToObject(pRspMsg, "message", getErrorEnumDesc(ERR_SUCCESS));
|
|
|
|
*pRsp = proto_create_new(pRspMsg, 200);
|
|
|
|
return ERR_SUCCESS;
|
|
}
|
|
|
|
#pragma clang diagnostic push
|
|
#pragma ide diagnostic ignored "cert-err34-c"
|
|
|
|
int getHwAddr(char *buff, char *mac) {
|
|
if (buff == nullptr || mac == nullptr) {
|
|
return -1;
|
|
}
|
|
|
|
int i;
|
|
unsigned int p[6];
|
|
|
|
if (sscanf(mac, "%x:%x:%x:%x:%x:%x", &p[0], &p[1], &p[2], &p[3], &p[4], &p[5]) < 6) {
|
|
return -1;
|
|
}
|
|
|
|
for (i = 0; i < 6; i++) {
|
|
buff[i] = (char)p[i];
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
#pragma clang diagnostic pop
|
|
|
|
#if DISCOVER_RSP_NOT_BOARDCAST
|
|
int arpSet(const char *ifname, char *ipStr, char *mac) {
|
|
if (ifname == nullptr || ipStr == nullptr || mac == nullptr) {
|
|
LOG_MOD(error, ZLOG_MOD_OPENDHCPD, "para is null.\n");
|
|
return -1;
|
|
}
|
|
|
|
struct arpreq req {};
|
|
struct sockaddr_in *sin;
|
|
int ret;
|
|
int sock_fd;
|
|
|
|
memset(&req, 0, sizeof(struct arpreq));
|
|
sin = (struct sockaddr_in *)&req.arp_pa;
|
|
sin->sin_family = AF_INET;
|
|
sin->sin_addr.s_addr = inet_addr(ipStr);
|
|
//arp_dev长度为[16]，注意越界
|
|
strncpy(req.arp_dev, ifname, 15);
|
|
req.arp_flags = ATF_PERM | ATF_COM;
|
|
|
|
if (getHwAddr((char *)req.arp_ha.sa_data, mac) < 0) {
|
|
LOG_MOD(error, ZLOG_MOD_OPENDHCPD, "get mac error.\n");
|
|
return -1;
|
|
}
|
|
|
|
sock_fd = socket(AF_INET, SOCK_DGRAM, 0);
|
|
if (sock_fd < 0) {
|
|
LOG_MOD(error, ZLOG_MOD_OPENDHCPD, "get socket error.\n");
|
|
return -1;
|
|
}
|
|
|
|
ret = ioctl(sock_fd, SIOCSARP, &req);
|
|
if (ret < 0) {
|
|
LOG_MOD(error, ZLOG_MOD_OPENDHCPD, "ioctl error.\n");
|
|
close(sock_fd);
|
|
return -1;
|
|
}
|
|
|
|
close(sock_fd);
|
|
return 0;
|
|
}
|
|
|
|
sockaddr_in get_cliAddr(char *nicif, char *tempbuff, data9 *req) {
|
|
arpSet(nicif, IP2String(tempbuff, req->dhcpp.header.bp_yiaddr), req->chaddr);
|
|
|
|
sockaddr_in cliAddr {};
|
|
memcpy(&cliAddr, &req->remote, sizeof(sockaddr_in));
|
|
cliAddr.sin_addr.s_addr = inet_addr(IP2String(tempbuff, req->dhcpp.header.bp_yiaddr));
|
|
return cliAddr;
|
|
}
|
|
#endif
|
|
|
|
unsigned int opendhcp_set_lease_time() {
|
|
return config_get_dhcp_server_lease_time();
|
|
}
|
|
|
|
/**
|
|
* 添加配置文件监听接口
|
|
* @return
|
|
*/
|
|
int opendhcp_add_listener() {
|
|
int i;
|
|
c_vector listen_ip = config_get_dhcp_listen_on();
|
|
|
|
for (i = 0; listen_ip && i < vect_size(listen_ip); i++) {
|
|
const char *pIp = (const char *)vect_get_at(listen_ip, i);
|
|
if (pIp && strlen(pIp) > 0) {
|
|
MYDWORD addr = inet_addr(pIp);
|
|
addServer(cfig.specifiedServers, MAX_SERVERS, addr);
|
|
}
|
|
}
|
|
|
|
return i;
|
|
}
|
|
|
|
static void on_http_response_cb(void *pData,
|
|
unsigned int size,
|
|
const char *pReqUrl,
|
|
const char *pDlPath,
|
|
const char *pTaskUuid,
|
|
int iFinished,
|
|
void *pUserData) {
|
|
if (iFinished == 0) {
|
|
LOG_MOD(debug, ZLOG_MOD_OPENDHCPD, "Request(%s): [%s] Response: [%u] OK:\n", pTaskUuid, pReqUrl, size);
|
|
} else if (iFinished == 1) {
|
|
LOG_MOD(error, ZLOG_MOD_OPENDHCPD, "Request(%s): [%s] Response: [%u] Error\n", pTaskUuid, pReqUrl, size);
|
|
} else {
|
|
LOG_MOD(error, ZLOG_MOD_OPENDHCPD, "Download Error Code: %d\n", iFinished);
|
|
}
|
|
|
|
free(pUserData);
|
|
}
|
|
|
|
void iptvCacheCb(uv_timer_t *UNUSED(pArg)) {
|
|
bool isReport = false;
|
|
const char *pUrl = config_get_agent_iptv_report_url();
|
|
PIPTV_DEV_SET report = nullptr;
|
|
PIPTV_DEV_SET pDev, pTmp = nullptr;
|
|
uv_rwlock_wrlock(&g_uvCacheLock);
|
|
HASH_ITER(hh, g_iptvNewDevs, pDev, pTmp) uv_sleep(10);
|
|
HASH_ITER(hh, report, pDev, pTmp) {
|
|
HASH_DEL(report, pDev);
|
|
free(pDev);
|
|
}
|
|
HASH_ITER(hh, report, pDev, pTmp) if (isReport && pUrl && strlen(pUrl) > 0) {
|
|
cJSON *pRspMsg = cJSON_CreateObject();
|
|
cJSON *pMsgArray = cJSON_CreateArray();
|
|
cJSON_AddItemToObject(pRspMsg, "iptvDevs", pMsgArray);
|
|
|
|
HASH_ITER(hh, report, pDev, pTmp) {
|
|
cJSON *pRspItem = cJSON_CreateObject();
|
|
cJSON_AddStringToObject(pRspItem, "mac", pDev->iptvMAC);
|
|
cJSON_AddNumberToObject(pRspItem, "vni", pDev->vni);
|
|
pDev->isReport = 1;
|
|
cJSON_AddItemToArray(pMsgArray, pRspItem);
|
|
}
|
|
|
|
const char *pStrPro = proto_create_new(pRspMsg, 200);
|
|
|
|
// Report new IPTV device MAC
|
|
inet_http_post_async(pUrl, pStrPro, on_http_response_cb, (void *)pStrPro);
|
|
}
|
|
uv_rwlock_wrunlock(&g_uvCacheLock);
|
|
HASH_ITER(hh, g_iptvNewDevs, pDev, pTmp) {
|
|
PIPTV_DEV_SET pTemp;
|
|
const char *pDevMac = strdup(pDev->iptvMAC);
|
|
HASH_FIND_STR(g_iptvCacheDevs, pDevMac, pTemp);
|
|
// 新发现设备没有被上报过
|
|
if (!pTemp) {
|
|
auto pCacheDev = (PIPTV_DEV_SET)malloc(sizeof(IPTV_DEV_SET));
|
|
auto pRepDev = (PIPTV_DEV_SET)malloc(sizeof(IPTV_DEV_SET));
|
|
|
|
memcpy(pCacheDev, pDev, sizeof(IPTV_DEV_SET));
|
|
memcpy(pRepDev, pDev, sizeof(IPTV_DEV_SET));
|
|
HASH_ADD_STR(report, iptvMAC, pRepDev);
|
|
|
|
isReport = true;
|
|
// 添加到缓存列表供后续查询
|
|
HASH_ADD_STR(g_iptvCacheDevs, iptvMAC, pCacheDev);
|
|
LOG_MOD(debug,
|
|
ZLOG_MOD_OPENDHCPD,
|
|
"Add IPTV device %s vni %d to cache\n",
|
|
pCacheDev->iptvMAC,
|
|
pCacheDev->vni);
|
|
}
|
|
|
|
HASH_DEL(g_iptvNewDevs, pDev);
|
|
free(pDev);
|
|
free((void *)pDevMac);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* 增加 DHCP Server HTTP服务接口
|
|
*/
|
|
#ifdef HTTPSERVER_ON
|
|
#define HTTP_HEAD_CONTENT_TYPE_JSON "Content-Type: application/json\r\n"
|
|
#define HTTP_HEAD_CONTENT_TYPE_HTML "Content-Type: text/html\r\n"
|
|
|
|
static void on_get_userinfo(struct mg_http_message *h, void *user_data, PHTTP_RSP_CTX pCtx) {
|
|
pCtx->pRspHeads = HTTP_HEAD_CONTENT_TYPE_JSON;
|
|
|
|
pCtx->errCode = dhcp_get_user_info((const char **)&pCtx->pRspData, h->body.ptr);
|
|
if (pCtx->errCode != ERR_SUCCESS) {
|
|
pCtx->httpCode = 500;
|
|
free(pCtx->pRspData);
|
|
return;
|
|
}
|
|
|
|
pCtx->httpCode = 200;
|
|
}
|
|
|
|
static void on_del_rangeset(struct mg_http_message *h, void *user_data, PHTTP_RSP_CTX pCtx) {
|
|
pCtx->pRspHeads = HTTP_HEAD_CONTENT_TYPE_JSON;
|
|
|
|
pCtx->errCode = delete_dhcpd_rangeset((const char **)&pCtx->pRspData, h->body.ptr);
|
|
if (pCtx->errCode != ERR_SUCCESS) {
|
|
pCtx->httpCode = 500;
|
|
free(pCtx->pRspData);
|
|
return;
|
|
}
|
|
|
|
pCtx->httpCode = 200;
|
|
}
|
|
|
|
static void on_add_rangeset(struct mg_http_message *h, void *user_data, PHTTP_RSP_CTX pCtx) {
|
|
pCtx->pRspHeads = HTTP_HEAD_CONTENT_TYPE_JSON;
|
|
|
|
pCtx->errCode = add_dhcpd_rangeset((const char **)&pCtx->pRspData, h->body.ptr);
|
|
if (pCtx->errCode != ERR_SUCCESS) {
|
|
pCtx->httpCode = 500;
|
|
free(pCtx->pRspData);
|
|
return;
|
|
}
|
|
|
|
pCtx->httpCode = 200;
|
|
}
|
|
|
|
static void on_get_rangeset(struct mg_http_message *h, void *user_data, PHTTP_RSP_CTX pCtx) {
|
|
pCtx->pRspHeads = HTTP_HEAD_CONTENT_TYPE_JSON;
|
|
|
|
pCtx->errCode = query_dhcpd_rangeset((const char **)&pCtx->pRspData);
|
|
if (pCtx->errCode != ERR_SUCCESS) {
|
|
pCtx->httpCode = 500;
|
|
free(pCtx->pRspData);
|
|
return;
|
|
}
|
|
|
|
pCtx->httpCode = 200;
|
|
}
|
|
|
|
static void on_get_iptv_devs(struct mg_http_message *h, void *user_data, PHTTP_RSP_CTX pCtx) {
|
|
pCtx->pRspHeads = HTTP_HEAD_CONTENT_TYPE_JSON;
|
|
|
|
pCtx->errCode = dchp_get_all_iptv_devs((const char **)&pCtx->pRspData);
|
|
|
|
if (pCtx->errCode != ERR_SUCCESS) {
|
|
pCtx->httpCode = 500;
|
|
free(pCtx->pRspData);
|
|
return;
|
|
}
|
|
|
|
pCtx->httpCode = 200;
|
|
}
|
|
|
|
static void on_dhcpd_info(struct mg_http_message *h, void *user_data, PHTTP_RSP_CTX pCtx) {
|
|
pCtx->pRspHeads = HTTP_HEAD_CONTENT_TYPE_HTML;
|
|
|
|
pCtx->errCode = prepareUserHtmlRespStatus((const char **)&pCtx->pRspData);
|
|
|
|
if (pCtx->errCode != ERR_SUCCESS) {
|
|
pCtx->httpCode = 500;
|
|
free(pCtx->pRspData);
|
|
return;
|
|
}
|
|
|
|
pCtx->httpCode = 200;
|
|
}
|
|
|
|
static void on_get_alluser(struct mg_http_message *h, void *user_data, PHTTP_RSP_CTX pCtx) {
|
|
pCtx->pRspHeads = HTTP_HEAD_CONTENT_TYPE_JSON;
|
|
|
|
pCtx->errCode = dhcp_get_all_user((const char **)&pCtx->pRspData);
|
|
if (pCtx->errCode != ERR_SUCCESS) {
|
|
pCtx->httpCode = 500;
|
|
free(pCtx->pRspData);
|
|
return;
|
|
}
|
|
|
|
pCtx->httpCode = 200;
|
|
}
|
|
|
|
typedef struct HTTP_ROUTE_INFO {
|
|
char routeName[MAX_URI];
|
|
HTTP_METHOD method;
|
|
HTTP_ROUTE_PRIORITY priority;
|
|
HTTP_REQUEST_CB cb;
|
|
void *pUserData;
|
|
} HTTP_ROUTE_INFO, *PHTTP_ROUTE_INFO;
|
|
|
|
static HTTP_ROUTE_INFO g_routeTable[] = {
|
|
{"/", GET, PRI_LOWEASE, on_dhcpd_info, nullptr},
|
|
{"/dhcp/info/getuser", POST, PRI_NORMAL, on_get_userinfo, nullptr},
|
|
{"/dhcp/info/allusers", GET, PRI_NORMAL, on_get_alluser, nullptr},
|
|
{"/dhcp/config/rangeset", POST, PRI_NORMAL, on_add_rangeset, nullptr},
|
|
{"/dhcp/delete/rangeset", POST, PRI_NORMAL, on_del_rangeset, nullptr},
|
|
{"/dhcp/query/rangeset", GET, PRI_NORMAL, on_get_rangeset, nullptr},
|
|
{"/dhcp/query/iptvdevice", GET, PRI_NORMAL, on_get_iptv_devs, nullptr},
|
|
};
|
|
|
|
void opendhcp_init_http_server() {
|
|
static int added = FALSE;
|
|
static uv_timer_t uvTm;
|
|
if (!added) {
|
|
uv_rwlock_init(&g_uvCacheLock);
|
|
uv_timer_init(get_task_manager(), &uvTm);
|
|
|
|
uv_timer_start(&uvTm, iptvCacheCb, 1000, 1000);
|
|
for (auto &i : g_routeTable) {
|
|
PHTTP_ROUTE_INFO p = &i;
|
|
http_add_route(p->routeName, p->method, p->priority, p->cb, p->pUserData);
|
|
}
|
|
added = TRUE;
|
|
#ifdef USERVNI_ON
|
|
LOG_MOD(info, ZLOG_MOD_OPENDHCPD, "User VxLan Id: [%d]\n", cfg_get_user_vni_id());
|
|
#endif
|
|
}
|
|
}
|
|
#endif
|
|
/**
|
|
* 增加 DHCP 主、从服务器配置
|
|
*/
|
|
void opendhcp_set_replication_svr() {
|
|
c_vector replication = config_get_dhcp_replication_svr();
|
|
|
|
if (replication && vect_size(replication) == 2) {
|
|
cfig.zoneServers[0] = inet_addr((const char *)vect_get_at(replication, 0));
|
|
cfig.zoneServers[1] = inet_addr((const char *)vect_get_at(replication, 1));
|
|
}
|
|
}
|
|
|
|
/**
|
|
* 添加配置文件中的 DHCP 地址池池配置到服务中
|
|
*/
|
|
void opendhcp_add_ip_pool_set() {
|
|
c_vector pool = config_get_dhcp_server_range_set();
|
|
|
|
for (int i = 0; (pool && i < vect_size(pool)); i++) {
|
|
auto pRange = (POBJ_DHCP_RNG)vect_get_at(pool, i);
|
|
|
|
if (pRange) {
|
|
if (dhcp_add_rangeset_to_options(pRange) != ERR_SUCCESS) {
|
|
LOG_MOD(error, ZLOG_MOD_OPENDHCPD, "Add rangeset(\"%s\") failed!\n", pRange->rangAddr);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
int process_iptv_multicast(const unsigned char *p, int size, const char *mac) {
|
|
char ipTvId[16] = {0};
|
|
memcpy(ipTvId, &p[4], 10);
|
|
|
|
if (strcmp(ipTvId, "JSCMCC-OTT") == 0) {
|
|
PIPTV_DEV_SET pTmp;
|
|
HASH_FIND_STR(g_iptvNewDevs, mac, pTmp);
|
|
if (!pTmp) {
|
|
auto pDev = (PIPTV_DEV_SET)malloc(sizeof(IPTV_DEV_SET));
|
|
|
|
if (pDev) {
|
|
memset(pDev, 0, sizeof(IPTV_DEV_SET));
|
|
|
|
strcpy(pDev->iptvMAC, mac);
|
|
#ifdef USERVNI_ON
|
|
pDev->vni = cfg_get_user_vni_id();
|
|
#else
|
|
pDev->vni = 0;
|
|
#endif
|
|
pDev->isReport = 0;
|
|
uv_rwlock_wrlock(&g_uvCacheLock);
|
|
HASH_ADD_STR(g_iptvNewDevs, iptvMAC, pDev);
|
|
uv_rwlock_wrunlock(&g_uvCacheLock);
|
|
}
|
|
}
|
|
|
|
LOG_MOD(debug, ZLOG_MOD_OPENDHCPD, "Found IPTV %s\n", mac);
|
|
return 0;
|
|
}
|
|
|
|
return 1;
|
|
}
|
|
|
|
/**
|
|
* 增加MAC地址黑名单
|
|
*/
|
|
void opendhcp_add_mac_filter() {
|
|
c_vector pool = config_get_dhcp_mac_filter();
|
|
data20 optionData {};
|
|
optionData.options[0] = 0;
|
|
optionData.options[1] = DHCP_OPTION_END;
|
|
sds add = sdsempty();
|
|
sds err = sdsempty();
|
|
|
|
for (int i = 0; (pool && i < vect_size(pool)); i++) {
|
|
auto pRange = (char *)vect_get_at(pool, i);
|
|
|
|
if (pRange) {
|
|
data7 *dhcpEntry;
|
|
|
|
memset(&lump, 0, sizeof(data71));
|
|
lump.mapname = pRange;
|
|
lump.optionSize = 2;
|
|
lump.options = optionData.options;
|
|
dhcpEntry = createCache(&lump);
|
|
|
|
if (dhcpEntry) {
|
|
dhcpEntry->ip = 0;
|
|
dhcpEntry->rangeInd = -1;
|
|
dhcpEntry->fixed = 1;
|
|
dhcpEntry->expiry = 0;
|
|
dhcpCache[dhcpEntry->mapname] = dhcpEntry;
|
|
add = sdscatfmt(add, "\"%s\", ", pRange);
|
|
} else {
|
|
err = sdscatfmt(err, "\"%s\", ", pRange);
|
|
}
|
|
}
|
|
}
|
|
|
|
if (sdslen(add) > 0) {
|
|
sdsrange(add, 0, -3);
|
|
LOG_MOD(debug, ZLOG_MOD_OPENDHCPD, "Add MAC [%s] for black list\n", add);
|
|
}
|
|
|
|
if (sdslen(err) > 0) {
|
|
sdsrange(err, 0, -2);
|
|
LOG_MOD(debug, ZLOG_MOD_OPENDHCPD, "Add MAC [%s] for black list error\n", err);
|
|
}
|
|
|
|
sdsfree(add);
|
|
sdsfree(err);
|
|
} |