/* 单线程 PING 单个地址的函数入口 */
static void ping_main_sync(const char *dest, int npkt)
{
ACL_DNS_DB* dns_db;
int delay = 1;
const char* ip;
/* 创建 ICMP 对象 */
__chat = icmp_chat_create(NULL, 1);
/* 由域名解析出 IP 地址 */
dns_db = acl_gethostbyname(dest, NULL);
if (dns_db == NULL) {
acl_msg_warn("Can't find domain %s", dest);
return;
}
ip = acl_netdb_index_ip(dns_db, 0);
if (ip == NULL || *ip == 0)
acl_msg_fatal("ip invalid");
/* 开始 PING 一个 IP 地址 */
if (strcmp(dest, ip) == 0)
icmp_ping_one(__chat, NULL, ip, npkt, delay, 1);
else
icmp_ping_one(__chat, dest, ip, npkt, delay, 1);
/* 释放 DNS 查询结果 */
acl_netdb_free(dns_db);
/* 显示 PING 结果小结 */
display_res();
}
static void add_ip_list(ICMP_CHAT *chat, const ACL_ARGV *domain_list,
int npkt, int delay)
{
ACL_DNS_DB* dns_db;
const char* ptr;
int i, j;
char *pdomain, *pip;
ACL_ARGV* ip_list = acl_argv_alloc(10);
for (i = 0; i < domain_list->argc; i++) {
dns_db = acl_gethostbyname(domain_list->argv[i], NULL);
if (dns_db == NULL) {
acl_msg_warn("Can't find domain %s", domain_list->argv[i]);
continue;
}
for (j = 0; j < acl_netdb_size(dns_db); j++) {
ptr = acl_netdb_index_ip(dns_db, j);
if (ptr == NULL)
continue;
acl_argv_add(ip_list, domain_list->argv[i], ptr, NULL);
}
acl_netdb_free(dns_db);
}
for (i = 0; i < ip_list->argc;) {
pdomain = ip_list->argv[i++];
pip = ip_list->argv[i++];
if (strcmp(pdomain, pip) == 0)
icmp_ping_one(chat, NULL, pip, npkt, delay, 1);
else
icmp_ping_one(chat, pdomain, pip, npkt, delay, 1);
}
}
static void *ping_thread(void *arg)
{
const char *ip, *dest = (char *) arg;
ACL_DNS_DB* dns_db;
int delay = 1;
ICMP_CHAT *chat;
/* 通过域名解析出IP地址 */
dns_db = acl_gethostbyname(dest, NULL);
if (dns_db == NULL) {
acl_msg_warn("Can't find domain %s", dest);
return (NULL);
}
/* 只取出域名第一个 IP 地址 PING */
ip = acl_netdb_index_ip(dns_db, 0);
if (ip == NULL || *ip == 0) {
acl_msg_error("ip invalid");
acl_netdb_free(dns_db);
return (NULL);
}
/* 创建 ICMP 对象 */
chat = icmp_chat_create(NULL, 1);
/* 开始 PING */
if (strcmp(dest, ip) == 0)
icmp_ping_one(chat, NULL, ip, __npkt, delay, 1);
else
icmp_ping_one(chat, dest, ip, __npkt, delay, 1);
acl_netdb_free(dns_db); /* 释放域名解析对象 */
display_res2(chat); /* 显示 PING 结果 */
icmp_chat_free(chat); /* 释放 ICMP 对象 */
return (NULL);
}
virtual void run(ipc_client* ipc)
{
ACL_DNS_DB* db = acl_gethostbyname(domain_.c_str(), NULL);
data_.res = NEW dns_res(domain_.c_str());
if (db != NULL)
{
ACL_ITER iter;
acl_foreach(iter, db)
{
ACL_HOSTNAME* hn = (ACL_HOSTNAME*) iter.data;
data_.res->ips_.push_back(hn->ip);
}
bool pop3_client::get_ip()
{
ACL_DNS_DB* dns_db = acl_gethostbyname(pop3_addr_.c_str(), NULL);
if (dns_db == NULL)
{
logger_error("gethostbyname(%s) failed", pop3_addr_.c_str());
return false;
}
const char* first_ip = acl_netdb_index_ip(dns_db, 0);
if (first_ip == NULL || *first_ip == 0)
{
logger_error("no ip for domain: %s", pop3_addr_.c_str());
acl_netdb_free(dns_db);
return false;
}
pop3_ip_ = first_ip;
acl_netdb_free(dns_db);
return true;
}
/* 显示 PING 的结果总结 */
icmp_stat(chat);
printf(">>>max pkts: %d\r\n", icmp_chat_seqno(chat));
}
}
/* PING 线程入口 */
static void fiber_ping(ACL_FIBER *fiber acl_unused, void *arg)
{
const char *dest = (const char *) arg;
ACL_DNS_DB* dns_db;
const char *ip;
ICMP_CHAT *chat;
/* 通过域名解析出IP地址 */
dns_db = acl_gethostbyname(dest, NULL);
if (dns_db == NULL) {
acl_msg_warn("Can't find domain %s", dest);
return;
}
/* 只取出域名第一个 IP 地址 PING */
ip = acl_netdb_index_ip(dns_db, 0);
if (ip == NULL || *ip == 0) {
acl_msg_error("ip invalid");
acl_netdb_free(dns_db);
return;
}
/* 创建 ICMP 对象 */
chat = icmp_chat_create(NULL, 1);
