aixiao/denyhosts
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日志格式输出

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This commit is contained in:
aixiao 2023-03-10 13:21:46 +08:00
parent bc6e6b253c
commit ce349a46a6
3 changed files with 80 additions and 25 deletions
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4
ip2region/ip2region.c
View File

@ -8,7 +8,7 @@ char *ip2region(char *xdb_file, char *ip)
xdb_vector_index_t *v_index;
xdb_searcher_t searcher;
char region_buffer[256];
long s_time;
//long s_time;
// 1、从 db_path 加载 VectorIndex 索引。
// 得到 v_index 做成全局缓存，便于后续反复使用。
@ -28,7 +28,7 @@ char *ip2region(char *xdb_file, char *ip)
// 3、调用 search API 查询
// 得到的 region 信息会存储到 region_buffer 里面，如果你自定义了数据，请确保给足 buffer 的空间。
s_time = xdb_now();
//s_time = xdb_now();
err = xdb_search_by_string(&searcher, ip, region_buffer, sizeof(region_buffer));
if (err != 0) {
printf("failed search(%s) with errno=%d\n", ip, err);

94
rhost.c
View File

@ -15,6 +15,23 @@ struct MemoryStruct
size_t size;
};
// 计算字符串长度
int _strlen(char *str)
{
char *_p = NULL;
if (str == NULL)
return 0;
_p = strchr(str, '\0');
if (_p == NULL)
return 0;
return _p-str;
}
static size_t WriteMemoryCallback(void *contents, size_t size, size_t nmemb, void *userp)
{
size_t realsize = size * nmemb;
@ -131,7 +148,7 @@ char *process_json(char *buff, char *api)
for (i = 0; i < cJSON_GetArraySize(data); i++) {
cJSON *svalue = cJSON_GetArrayItem(data, i);
cJSON *location = cJSON_GetObjectItem(svalue, "location");
area_len = strlen(location->valuestring);
area_len = _strlen(location->valuestring);
area = (char *)alloca(area_len + 1);
if (area == NULL)
@ -180,7 +197,7 @@ int dingding_warning(char *illegal_ip, char *public_ip, char *ip, conf * conf)
memset(jsonObj, 0, BUFFER);
memset(temp, 0, 64);
strcpy(temp, public_ip);
temp[strlen(public_ip) - 1] = '\0';
temp[_strlen(public_ip) - 1] = '\0';
if ((fp = fopen("libcurl.log", "wt+")) == NULL)
{
@ -247,7 +264,7 @@ int mail_warning(char *illegal_ip, char *public_ip, char *ip, conf * conf)
memset(temp, 0, 64);
strcpy(temp, public_ip);
temp[strlen(public_ip) - 1] = '\0';
temp[_strlen(public_ip) - 1] = '\0';
snprintf(text, BUFFER, "echo \"主机:%s, 禁止(%s%s)访问\" | mail -s \"System ban IP\" %s", temp, ip, illegal_ip, conf->RECV_MAIL);
if (NULL == (fp = popen(text, "r")))
@ -257,7 +274,7 @@ int mail_warning(char *illegal_ip, char *public_ip, char *ip, conf * conf)
while (fgets(buff, BUFFER, fp) != NULL)
{
buff[strlen(buff) - 1] = '\0';
buff[_strlen(buff) - 1] = '\0';
}
if (NULL != fp)
@ -278,7 +295,7 @@ int QQ_mail_warning(char *illegal_ip, char *public_ip, char *ip, conf * conf)
memset(temp, 0, 32);
strcpy(temp, public_ip);
temp[strlen(public_ip) - 1] = '\0';
temp[_strlen(public_ip) - 1] = '\0';
snprintf(text, BUFFER, "主机:%s, 禁止(%s%s)访问!", temp, ip, illegal_ip);
snprintf(string, BUFFER + (sizeof(QQMAIL)) + 1, QQMAIL, conf->RECV_MAIL, text);
@ -302,7 +319,7 @@ int QQ_mail_warning_Virus_files(char *local_ip, int Virus_number, conf * conf)
memset(temp, 0, 32);
strcpy(temp, local_ip);
temp[strlen(local_ip) - 1] = '\0';
temp[_strlen(local_ip) - 1] = '\0';
snprintf(text, BUFFER, "Host:%s, Infected files: %d, Please handle!", temp, Virus_number);
snprintf(command, BUFFER+BUFFER + (sizeof(QQMAIL)) + 1, QQMAIL_Virus, conf->RECV_MAIL, text);
@ -326,7 +343,7 @@ int QQ_mail_warning_Disk_Use(char *local_ip, int disk_use, conf * conf)
memset(temp, 0, 32);
strcpy(temp, local_ip);
temp[strlen(local_ip) - 1] = '\0';
temp[_strlen(local_ip) - 1] = '\0';
snprintf(text, BUFFER, "Host:%s, Disk usage reaches threshold!, Please handle!", temp);
snprintf(command, BUFFER, QQMAIL_DISK_USE, conf->RECV_MAIL, text);
@ -345,7 +362,7 @@ int whitelist(char *client_ip, char (*whitelist_ip)[WHITELIST_IP_NUM])
{
break;
}
if ((strncmp(client_ip, whitelist_ip[i], strlen(whitelist_ip[i]))) == 0) // 对比client_ip长度,
if ((strncmp(client_ip, whitelist_ip[i], _strlen(whitelist_ip[i]))) == 0) // 对比client_ip长度,
{
return 1;
}
@ -380,10 +397,10 @@ int isregion(char *str, char (*region_list)[WHITELIST_IP_NUM])
}
// 去除空格
char *remove_space(const char *str)
char *remove_space(char *str)
{
unsigned int i = 0, j = 0;
unsigned int uLen = strlen(str);
unsigned int uLen = _strlen(str);
char *strRet;
if (0 == uLen)
@ -436,6 +453,21 @@ int disk_waring(int threshold)
return is;
}
char *_time()
{
char temp[BUFFER];
char *wday[] = {"0", "1", "2", "3", "4", "5", "6"};
time_t t;
struct tm *p;
time(&t);
p = localtime(&t); // 取得当地时间
memset(temp, 0, BUFFER);
snprintf(temp, BUFFER, "[%d/%02d/%02d %s %02d:%02d:%02d] ", (1900+p->tm_year), (1+p->tm_mon), p->tm_mday, wday[p->tm_wday], p->tm_hour, p->tm_min, p->tm_sec);
return strdup(temp);
}
// 封禁非法IP
int rule(conf * conf)
{
@ -462,6 +494,11 @@ int rule(conf * conf)
memset(p_two, 0, 2);
char *t = NULL;
t = _time();
if (DEBISN_SYSTEM == check_system()) // Debian 系统规则
{
if (tp->tm_mday >= 10)
@ -515,15 +552,20 @@ int rule(conf * conf)
memset(splice_command, 0, ip_length);
while (fgets(buffer, BUFFER, fp) != NULL)
{
char *new_splice_command;
temp = strstr(buffer, "rhost");
sscanf(temp, "rhost=%64s", temp);
if (atoi(strncpy(p_two, temp, 1)) > 0)
{
ip_length += strlen(temp)+1;
ip_length += _strlen(temp)+1;
new_splice_command = (char *)realloc(splice_command, ip_length + 32);
if (new_splice_command == NULL) {
@ -532,14 +574,19 @@ int rule(conf * conf)
}
splice_command = new_splice_command;
//printf(RED"Hello World\n"COLOR_NONE);
printf(RED"%s Illegal IP: %s\n"COLOR_NONE, t, temp);
strcat(splice_command, temp);
strcat(splice_command, "\n");
}
}
printf("%s", splice_command); // 打印所有非法IP
//printf("%s", splice_command); // 打印所有非法IP
//printf("%ld\n", ip_length);
command = (char *)malloc(ip_length + BUFFER);
if (command == NULL) {
free(command);
@ -571,7 +618,7 @@ int rule(conf * conf)
while (fgets(buffer, BUFFER, fc) != NULL) // 执行命令后, 为空时就不会
{
buffer[strlen(buffer) - 1] = '\0'; // 去除回车
buffer[_strlen(buffer) - 1] = '\0'; // 去除回车
memset(REGION_LIST_COPY, 0, conf->REGION_LIST_LEN+1);
memset(IPV4_WHITE_LIST_COPY, 0, conf->IPV4_WHITE_LIST_LEN+1);
@ -587,7 +634,7 @@ int rule(conf * conf)
{
if (whitelist(buffer, whitelist_ip) == 1)
{
printf("白名单IPV4:%s\n", buffer);
printf("%s 白名单IPV4:%s\n", t, buffer);
continue;
}
}
@ -608,48 +655,48 @@ int rule(conf * conf)
if (conf->IP2REGION == 1) { // ip2region 地址定位库
printf("Use ip2region !!!\n");
printf("%s Use ip2region !!!\n", t);
if (-1 == access(xdb_path, F_OK)) // 判断 ip2region 地址定位库是否存在
{
xdb_path = "ip2region/ip2region.xdb";
if (-1 == access(xdb_path, F_OK)) {
printf("ip2region.xdb DOESN'T EXISIT!\n");
printf("%s ip2region.xdb DOESN'T EXISIT!\n", t);
goto AREA;
}
}
area = ip2region(xdb_path, buffer);
if (area == NULL) {
printf("ip2region解析地域错误\n");
printf("%s ip2region解析地域错误\n", t);
goto BLOCKED;
}
} else {
AREA:
location_json = GET_PUBLIC_IP(URL);
if (location_json == NULL) {
printf("获取地域错误\n");
printf("%s 获取地域错误\n", t);
goto BLOCKED;
}
area = process_json(location_json, conf->REGION_URL);
if (area == NULL) {
printf("解析地域错误\n");
printf("%s 解析地域错误\n", t);
goto BLOCKED;
}
}
if (isregion(area, region_list) == 1) {
printf("Ip Address: %s, 地域白名单: %s\n", buffer, area);
printf(RED"%s Ip Address: %s, 地域白名单: %s\n"COLOR_NONE, t, buffer, area);
continue;
}
}
printf("攻击者IP地址:%s, %s\n", buffer, area);
printf(RED"%s 攻击者IP地址:%s, %s\n"COLOR_NONE, t, buffer, area);
if (conf->IS_DING_WEBHOOK == 1) // 钉钉告警
@ -695,7 +742,8 @@ BLOCKED:
if (fc != NULL)
pclose(fc);
if (t)
free(t);
return 0;
}
@ -990,7 +1038,7 @@ int main(int argc, char *argv[], char **env)
strcpy(move, "mkdir -p ");
strcat(move, p+1);
//printf("%s %ld \n", move, strlen(move));
//printf("%s %ld \n", move, _strlen(move));
system(move);
}

7
rhost.h
View File

@ -89,6 +89,13 @@ void cron_free(void* p)
#define COLOR_NONE "\033[0m" //表示清除前面设置的格式
#define RED "\033[1;31;40m" //40表示背景色为黑色, 1 表示高亮
#define BLUE "\033[1;34;40m"
#define GREEN "\033[1;32;40m"
#define YELLOW "\033[1;33;40m"
#define CENTOS_SYSTEM 1
#define DEBISN_SYSTEM 2
#define UNKNOWN_SYSTEM 3