Use the larger sockaddr_storage structure

src/addr_util.cpp

@@ -11,7 +11,7 @@
 
 #include "addr_util.h"
 
-bool string_to_addr(std::string str, bool parse_port, int default_port, struct sockaddr *addr)
+bool string_to_addr(std::string str, bool parse_port, int default_port, struct sockaddr_storage *addr)
 {
     if (parse_port)
     {
@@ -27,7 +27,7 @@ bool string_to_addr(std::string str, bool parse_port, int default_port, struct s
     }
     if (inet_pton(AF_INET, str.c_str(), &((struct sockaddr_in*)addr)->sin_addr) == 1)
     {
-        addr->sa_family = AF_INET;
+        addr->ss_family = AF_INET;
         ((struct sockaddr_in*)addr)->sin_port = htons(default_port);
         return true;
     }
@@ -35,30 +35,30 @@ bool string_to_addr(std::string str, bool parse_port, int default_port, struct s
         str = str.substr(1, str.length()-2);
     if (inet_pton(AF_INET6, str.c_str(), &((struct sockaddr_in6*)addr)->sin6_addr) == 1)
     {
-        addr->sa_family = AF_INET6;
+        addr->ss_family = AF_INET6;
         ((struct sockaddr_in6*)addr)->sin6_port = htons(default_port);
         return true;
     }
     return false;
 }
 
-std::string addr_to_string(const sockaddr &addr)
+std::string addr_to_string(const sockaddr_storage &addr)
 {
     char peer_str[256];
     bool ok = false;
     int port;
-    if (addr.sa_family == AF_INET)
+    if (addr.ss_family == AF_INET)
     {
         ok = !!inet_ntop(AF_INET, &((sockaddr_in*)&addr)->sin_addr, peer_str, 256);
         port = ntohs(((sockaddr_in*)&addr)->sin_port);
     }
-    else if (addr.sa_family == AF_INET6)
+    else if (addr.ss_family == AF_INET6)
     {
         ok = !!inet_ntop(AF_INET6, &((sockaddr_in6*)&addr)->sin6_addr, peer_str, 256);
         port = ntohs(((sockaddr_in6*)&addr)->sin6_port);
     }
     else
-        throw std::runtime_error("Unknown address family "+std::to_string(addr.sa_family));
+        throw std::runtime_error("Unknown address family "+std::to_string(addr.ss_family));
     if (!ok)
         throw std::runtime_error(std::string("inet_ntop: ") + strerror(errno));
     return std::string(peer_str)+":"+std::to_string(port);
@@ -191,13 +191,13 @@ std::vector<std::string> getifaddr_list(std::vector<std::string> mask_cfg, bool
 
 int create_and_bind_socket(std::string bind_address, int bind_port, int listen_backlog, int *listening_port)
 {
-    sockaddr addr;
+    sockaddr_storage addr;
     if (!string_to_addr(bind_address, 0, bind_port, &addr))
     {
         throw std::runtime_error("bind address "+bind_address+" is not valid");
     }
 
-    int listen_fd = socket(addr.sa_family, SOCK_STREAM, 0);
+    int listen_fd = socket(addr.ss_family, SOCK_STREAM, 0);
     if (listen_fd < 0)
     {
         throw std::runtime_error(std::string("socket: ") + strerror(errno));
@@ -205,7 +205,7 @@ int create_and_bind_socket(std::string bind_address, int bind_port, int listen_b
     int enable = 1;
     setsockopt(listen_fd, SOL_SOCKET, SO_REUSEADDR, &enable, sizeof(enable));
 
-    if (bind(listen_fd, &addr, sizeof(addr)) < 0)
+    if (bind(listen_fd, (sockaddr*)&addr, sizeof(addr)) < 0)
     {
         close(listen_fd);
         throw std::runtime_error(std::string("bind: ") + strerror(errno));

src/addr_util.h

@@ -4,7 +4,7 @@
 #include <string>
 #include <vector>
 
-bool string_to_addr(std::string str, bool parse_port, int default_port, struct sockaddr *addr);
-std::string addr_to_string(const sockaddr &addr);
+bool string_to_addr(std::string str, bool parse_port, int default_port, struct sockaddr_storage *addr);
+std::string addr_to_string(const sockaddr_storage &addr);
 std::vector<std::string> getifaddr_list(std::vector<std::string> mask_cfg = std::vector<std::string>(), bool include_v6 = false);
 int create_and_bind_socket(std::string bind_address, int bind_port, int listen_backlog, int *listening_port);

src/fio_sec_osd.cpp

@@ -170,14 +170,14 @@ static int sec_init(struct thread_data *td)
     bsd->block_order = o->block_order == 0 ? 17 : o->block_order;
     bsd->block_size = 1 << o->block_order;
 
-    sockaddr addr;
+    sockaddr_storage addr;
     if (!string_to_addr(std::string(o->host ? o->host : "127.0.0.1"), false, o->port > 0 ? o->port : 11203, &addr))
     {
         fprintf(stderr, "server address: %s is not valid\n", o->host ? o->host : "127.0.0.1");
         return 1;
     }
 
-    bsd->connect_fd = socket(addr.sa_family, SOCK_STREAM, 0);
+    bsd->connect_fd = socket(addr.ss_family, SOCK_STREAM, 0);
     if (bsd->connect_fd < 0)
     {
         perror("socket");

src/http_client.cpp

@@ -271,7 +271,7 @@ void http_co_t::close_connection()
 void http_co_t::start_connection()
 {
     stackin();
-    struct sockaddr addr;
+    struct sockaddr_storage addr;
     if (!string_to_addr(host.c_str(), 1, 80, &addr))
     {
         parsed = { .error = "Invalid address: "+host };
@@ -279,7 +279,7 @@ void http_co_t::start_connection()
         stackout();
         return;
     }
-    peer_fd = socket(addr.sa_family, SOCK_STREAM, 0);
+    peer_fd = socket(addr.ss_family, SOCK_STREAM, 0);
     if (peer_fd < 0)
     {
         parsed = { .error = std::string("socket: ")+strerror(errno) };

src/messenger.cpp

@@ -222,13 +222,13 @@ void osd_messenger_t::try_connect_peer(uint64_t peer_osd)
 void osd_messenger_t::try_connect_peer_addr(osd_num_t peer_osd, const char *peer_host, int peer_port)
 {
     assert(peer_osd != this->osd_num);
-    struct sockaddr addr;
+    struct sockaddr_storage addr;
     if (!string_to_addr(peer_host, 0, peer_port, &addr))
     {
         on_connect_peer(peer_osd, -EINVAL);
         return;
     }
-    int peer_fd = socket(addr.sa_family, SOCK_STREAM, 0);
+    int peer_fd = socket(addr.ss_family, SOCK_STREAM, 0);
     if (peer_fd < 0)
     {
         on_connect_peer(peer_osd, -errno);
@@ -484,10 +484,10 @@ void osd_messenger_t::check_peer_config(osd_client_t *cl)
 void osd_messenger_t::accept_connections(int listen_fd)
 {
     // Accept new connections
-    sockaddr addr;
+    sockaddr_storage addr;
     socklen_t peer_addr_size = sizeof(addr);
     int peer_fd;
-    while ((peer_fd = accept(listen_fd, &addr, &peer_addr_size)) >= 0)
+    while ((peer_fd = accept(listen_fd, (sockaddr*)&addr, &peer_addr_size)) >= 0)
     {
         assert(peer_fd != 0);
         fprintf(stderr, "[OSD %lu] new client %d: connection from %s\n", this->osd_num, peer_fd,

src/messenger.h

@@ -49,7 +49,7 @@ struct osd_client_t
 {
     int refs = 0;
 
-    sockaddr peer_addr;
+    sockaddr_storage peer_addr;
     int peer_port;
     int peer_fd;
     int peer_state;

src/osd_test.cpp

@@ -134,14 +134,14 @@ int main(int narg, char *args[])
 
 int connect_osd(const char *osd_address, int osd_port)
 {
-    struct sockaddr addr;
+    struct sockaddr_storage addr;
     if (!string_to_addr(osd_address, 0, osd_port, &addr))
     {
         fprintf(stderr, "server address: %s is not valid\n", osd_address);
         return -1;
     }
 
-    int connect_fd = socket(addr.sa_family, SOCK_STREAM, 0);
+    int connect_fd = socket(addr.ss_family, SOCK_STREAM, 0);
     if (connect_fd < 0)
     {
         perror("socket");

src/stub_bench.cpp

@@ -67,14 +67,14 @@ int main(int narg, char *args[])
 
 int connect_stub(const char *server_address, int server_port)
 {
-    struct sockaddr addr;
+    struct sockaddr_storage addr;
     if (!string_to_addr(server_address, 0, server_port, &addr))
     {
         fprintf(stderr, "server address: %s is not valid\n", server_address);
         return -1;
     }
 
-    int connect_fd = socket(addr.sa_family, SOCK_STREAM, 0);
+    int connect_fd = socket(addr.ss_family, SOCK_STREAM, 0);
     if (connect_fd < 0)
     {
         perror("socket");

src/stub_osd.cpp

@@ -47,13 +47,13 @@ int main(int narg, char *args[])
 {
     int listen_fd = create_and_bind_socket("0.0.0.0", 11203, 128, NULL);
     // Accept new connections
-    sockaddr addr;
+    sockaddr_storage addr;
     socklen_t peer_addr_size = sizeof(addr);
     int peer_fd;
     while (1)
     {
         printf("stub_osd: waiting for 1 client\n");
-        peer_fd = accept(listen_fd, &addr, &peer_addr_size);
+        peer_fd = accept(listen_fd, (sockaddr*)&addr, &peer_addr_size);
         if (peer_fd == -1)
         {
             if (errno == EAGAIN)