static int fpm_socket_af_inet_socket_by_addr(struct fpm_worker_pool_s *wp, const char *addr, const char *port) /* {{{ */
{
struct addrinfo hints, *servinfo, *p;
char tmpbuf[INET6_ADDRSTRLEN];
int status;
int sock = -1;
memset(&hints, 0, sizeof hints);
hints.ai_family = AF_UNSPEC;
hints.ai_socktype = SOCK_STREAM;
if ((status = getaddrinfo(addr, port, &hints, &servinfo)) != 0) {
zlog(ZLOG_ERROR, "getaddrinfo: %s\n", gai_strerror(status));
return -1;
}
for (p = servinfo; p != NULL; p = p->ai_next) {
inet_ntop(p->ai_family, fpm_get_in_addr(p->ai_addr), tmpbuf, INET6_ADDRSTRLEN);
if (sock < 0) {
if ((sock = fpm_sockets_get_listening_socket(wp, p->ai_addr, p->ai_addrlen)) != -1) {
zlog(ZLOG_DEBUG, "Found address for %s, socket opened on %s", addr, tmpbuf);
}
} else {
zlog(ZLOG_WARNING, "Found multiple addresses for %s, %s ignored", addr, tmpbuf);
}
}
freeaddrinfo(servinfo);
return sock;
}
static int fpm_socket_af_inet_listening_socket(struct fpm_worker_pool_s *wp) /* {{{ */
{
struct addrinfo hints, *servinfo, *p;
char *dup_address = strdup(wp->config->listen_address);
char *port_str = strrchr(dup_address, ':');
char *addr = NULL;
char tmpbuf[INET6_ADDRSTRLEN];
int addr_len;
int port = 0;
int sock = -1;
int status;
if (port_str) { /* this is host:port pair */
*port_str++ = '\0';
port = atoi(port_str);
addr = dup_address;
} else if (strlen(dup_address) == strspn(dup_address, "0123456789")) { /* this is port */
port = atoi(dup_address);
port_str = dup_address;
/* IPv6 catch-all + IPv4-mapped */
addr = "::";
}
if (port == 0) {
zlog(ZLOG_ERROR, "invalid port value '%s'", port_str);
return -1;
}
/* strip brackets from address for getaddrinfo */
addr_len = strlen(addr);
if (addr[0] == '[' && addr[addr_len - 1] == ']') {
addr[addr_len - 1] = '\0';
addr++;
}
memset(&hints, 0, sizeof hints);
hints.ai_family = AF_UNSPEC;
hints.ai_socktype = SOCK_STREAM;
if ((status = getaddrinfo(addr, port_str, &hints, &servinfo)) != 0) {
zlog(ZLOG_ERROR, "getaddrinfo: %s\n", gai_strerror(status));
return -1;
}
for (p = servinfo; p != NULL; p = p->ai_next) {
inet_ntop(p->ai_family, fpm_get_in_addr(p->ai_addr), tmpbuf, INET6_ADDRSTRLEN);
if (sock < 0) {
if ((sock = fpm_sockets_get_listening_socket(wp, p->ai_addr, p->ai_addrlen)) != -1) {
zlog(ZLOG_DEBUG, "Found address for %s, socket opened on %s", addr, tmpbuf);
}
} else {
zlog(ZLOG_WARNING, "Found multiple addresses for %s, %s ignored", addr, tmpbuf);
}
}
free(dup_address);
freeaddrinfo(servinfo);
return sock;
}
static int fpm_socket_af_unix_listening_socket(struct fpm_worker_pool_s *wp) /* {{{ */
{
struct sockaddr_un sa_un;
memset(&sa_un, 0, sizeof(sa_un));
strlcpy(sa_un.sun_path, wp->config->listen_address, sizeof(sa_un.sun_path));
sa_un.sun_family = AF_UNIX;
return fpm_sockets_get_listening_socket(wp, (struct sockaddr *) &sa_un, sizeof(struct sockaddr_un));
}
static int fpm_socket_af_inet_listening_socket(struct fpm_worker_pool_s *wp)
{
struct sockaddr_in sa_in;
char *dup_address = strdup(wp->config->listen_address);
char *port_str = strchr(dup_address, ':');
char *addr = NULL;
int port = 0;
if (port_str) { /* this is host:port pair */
*port_str++ = '\0';
port = atoi(port_str);
addr = dup_address;
}
else if (strlen(dup_address) == strspn(dup_address, "0123456789")) { /* this is port */
port = atoi(dup_address);
port_str = dup_address;
}
if (port == 0) {
zlog(ZLOG_STUFF, ZLOG_ERROR, "invalid port value '%s'", port_str);
return -1;
}
memset(&sa_in, 0, sizeof(sa_in));
if (addr) {
sa_in.sin_addr.s_addr = inet_addr(addr);
if (sa_in.sin_addr.s_addr == INADDR_NONE) { /* do resolve */
if (0 > fpm_sockets_resolve_af_inet(addr, NULL, &sa_in)) {
return -1;
}
zlog(ZLOG_STUFF, ZLOG_NOTICE, "address '%s' resolved as %u.%u.%u.%u", addr, IPQUAD(&sa_in.sin_addr));
}
}
else {
sa_in.sin_addr.s_addr = htonl(INADDR_ANY);
}
sa_in.sin_family = AF_INET;
sa_in.sin_port = htons(port);
free(dup_address);
return fpm_sockets_get_listening_socket(wp, (struct sockaddr *) &sa_in, sizeof(struct sockaddr_in));
}
static int fpm_socket_af_inet_listening_socket(struct fpm_worker_pool_s *wp) /* {{{ */
{
struct addrinfo hints, *servinfo, *p;
char *dup_address = strdup(wp->config->listen_address);
// 获取port
char *port_str = strrchr(dup_address, ':');
char *addr = NULL;
char tmpbuf[INET6_ADDRSTRLEN];
int addr_len;
int port = 0;
int sock = -1;
int status;
if (port_str) { /* this is host:port pair */
*port_str++ = '\0';
port = atoi(port_str);
addr = dup_address;
} else if (strlen(dup_address) == strspn(dup_address, "0123456789")) { /* this is port */
port = atoi(dup_address);
port_str = dup_address;
}
if (port == 0) {
zlog(ZLOG_ERROR, "invalid port value '%s'", port_str);
return -1;
}
if (!addr) {
/* no address: default documented behavior, all IPv4 addresses */
struct sockaddr_in sa_in;
memset(&sa_in, 0, sizeof(sa_in));
sa_in.sin_family = AF_INET;
sa_in.sin_port = htons(port);
sa_in.sin_addr.s_addr = htonl(INADDR_ANY);
free(dup_address);
return fpm_sockets_get_listening_socket(wp, (struct sockaddr *) &sa_in, sizeof(struct sockaddr_in));
}
/* strip brackets from address for getaddrinfo */
addr_len = strlen(addr);
if (addr[0] == '[' && addr[addr_len - 1] == ']') {
addr[addr_len - 1] = '\0';
addr++;
}
memset(&hints, 0, sizeof hints);
hints.ai_family = AF_UNSPEC;
hints.ai_socktype = SOCK_STREAM;
zlog(ZLOG_NOTICE, "pa -> func : 监听socket, addr[%s]", addr);
if ((status = getaddrinfo(addr, port_str, &hints, &servinfo)) != 0) {
zlog(ZLOG_ERROR, "getaddrinfo: %s\n", gai_strerror(status));
free(dup_address);
return -1;
}
for (p = servinfo; p != NULL; p = p->ai_next) {
inet_ntop(p->ai_family, fpm_get_in_addr(p->ai_addr), tmpbuf, INET6_ADDRSTRLEN);
if (sock < 0) {
if ((sock = fpm_sockets_get_listening_socket(wp, p->ai_addr, p->ai_addrlen)) != -1) {
zlog(ZLOG_DEBUG, "Found address for %s, socket opened on %s", dup_address, tmpbuf);
}
} else {
zlog(ZLOG_WARNING, "Found multiple addresses for %s, %s ignored", dup_address, tmpbuf);
}
}
free(dup_address);
freeaddrinfo(servinfo);
return sock;
}
