chardev: finalize 'reconnect' deprecation

Change all related docs and tests to use the new 'reconnect-ms' option
instead of the now deprecated 'reconnect'.

Signed-off-by: Daniil Tatianin <d-tatianin@yandex-team.ru>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>

docs/COLO-FT.txt

@@ -193,8 +193,8 @@ any IP's here, except for the $primary_ip variable.
    -device piix3-usb-uhci -device usb-tablet -name secondary \
    -netdev tap,id=hn0,vhost=off,helper=/usr/lib/qemu/qemu-bridge-helper \
    -device rtl8139,id=e0,netdev=hn0 \
-   -chardev socket,id=red0,host=$primary_ip,port=9003,reconnect=1 \
-   -chardev socket,id=red1,host=$primary_ip,port=9004,reconnect=1 \
+   -chardev socket,id=red0,host=$primary_ip,port=9003,reconnect-ms=1000 \
+   -chardev socket,id=red1,host=$primary_ip,port=9004,reconnect-ms=1000 \
    -object filter-redirector,id=f1,netdev=hn0,queue=tx,indev=red0 \
    -object filter-redirector,id=f2,netdev=hn0,queue=rx,outdev=red1 \
    -object filter-rewriter,id=rew0,netdev=hn0,queue=all \

docs/system/ppc/powernv.rst

@@ -181,7 +181,7 @@ connected to a remote QEMU machine acting as BMC, using these options
 
 .. code-block:: bash
 
-  -chardev socket,id=ipmi0,host=localhost,port=9002,reconnect=10 \
+  -chardev socket,id=ipmi0,host=localhost,port=9002,reconnect-ms=10000 \
   -device ipmi-bmc-extern,id=bmc0,chardev=ipmi0 \
   -device isa-ipmi-bt,bmc=bmc0,irq=10 \
   -nodefaults

qemu-options.hx

@@ -1102,7 +1102,7 @@ SRST
     external entity that provides the IPMI services.
 
     A connection is made to an external BMC simulator. If you do this,
-    it is strongly recommended that you use the "reconnect=" chardev
+    it is strongly recommended that you use the "reconnect-ms=" chardev
     option to reconnect to the simulator if the connection is lost. Note
     that if this is not used carefully, it can be a security issue, as
     the interface has the ability to send resets, NMIs, and power off
@@ -3318,8 +3318,8 @@ SRST
     ``ipv6=on|off``
         whether to accept IPv6 addresses, default to try both IPv4 and IPv6
 
-    ``reconnect=seconds``
-        for a client socket, if a socket is disconnected, then attempt a reconnect after the given number of seconds.
+    ``reconnect-ms=milliseconds``
+        for a client socket, if a socket is disconnected, then attempt a reconnect after the given number of milliseconds.
         Setting this to zero disables this function.  (default: 0)
 
     Example (two guests connected using a TCP/IP socket):
@@ -3388,8 +3388,8 @@ SRST
     ``addr.str=file-descriptor``
         file descriptor number to use as a socket
 
-    ``reconnect=seconds``
-        for a client socket, if a socket is disconnected, then attempt a reconnect after the given number of seconds.
+    ``reconnect-ms=milliseconds``
+        for a client socket, if a socket is disconnected, then attempt a reconnect after the given number of milliseconds.
         Setting this to zero disables this function.  (default: 0)
 
 ``-netdev dgram,id=str,remote.type=inet,remote.host=maddr,remote.port=port[,local.type=inet,local.host=addr]``
@@ -3679,9 +3679,9 @@ DEF("chardev", HAS_ARG, QEMU_OPTION_chardev,
     "-chardev help\n"
     "-chardev null,id=id[,mux=on|off][,logfile=PATH][,logappend=on|off]\n"
     "-chardev socket,id=id[,host=host],port=port[,to=to][,ipv4=on|off][,ipv6=on|off][,nodelay=on|off]\n"
-    "         [,server=on|off][,wait=on|off][,telnet=on|off][,websocket=on|off][,reconnect=seconds][,mux=on|off]\n"
+    "         [,server=on|off][,wait=on|off][,telnet=on|off][,websocket=on|off][,reconnect-ms=milliseconds][,mux=on|off]\n"
     "         [,logfile=PATH][,logappend=on|off][,tls-creds=ID][,tls-authz=ID] (tcp)\n"
-    "-chardev socket,id=id,path=path[,server=on|off][,wait=on|off][,telnet=on|off][,websocket=on|off][,reconnect=seconds]\n"
+    "-chardev socket,id=id,path=path[,server=on|off][,wait=on|off][,telnet=on|off][,websocket=on|off][,reconnect-ms=milliseconds]\n"
     "         [,mux=on|off][,logfile=PATH][,logappend=on|off][,abstract=on|off][,tight=on|off] (unix)\n"
     "-chardev udp,id=id[,host=host],port=port[,localaddr=localaddr]\n"
     "         [,localport=localport][,ipv4=on|off][,ipv6=on|off][,mux=on|off]\n"
@@ -3792,7 +3792,7 @@ The available backends are:
     A void device. This device will not emit any data, and will drop any
     data it receives. The null backend does not take any options.
 
-``-chardev socket,id=id[,TCP options or unix options][,server=on|off][,wait=on|off][,telnet=on|off][,websocket=on|off][,reconnect=seconds][,tls-creds=id][,tls-authz=id]``
+``-chardev socket,id=id[,TCP options or unix options][,server=on|off][,wait=on|off][,telnet=on|off][,websocket=on|off][,reconnect-ms=milliseconds][,tls-creds=id][,tls-authz=id]``
     Create a two-way stream socket, which can be either a TCP or a unix
     socket. A unix socket will be created if ``path`` is specified.
     Behaviour is undefined if TCP options are specified for a unix
@@ -3809,9 +3809,9 @@ The available backends are:
     ``websocket=on|off`` specifies that the socket uses WebSocket protocol for
     communication.
 
-    ``reconnect`` sets the timeout for reconnecting on non-server
+    ``reconnect-ms`` sets the timeout for reconnecting on non-server
     sockets when the remote end goes away. qemu will delay this many
-    seconds and then attempt to reconnect. Zero disables reconnecting,
+    milliseconds and then attempt to reconnect. Zero disables reconnecting,
     and is the default.
 
     ``tls-creds`` requests enablement of the TLS protocol for
@@ -4427,7 +4427,7 @@ SRST
         The WebSocket protocol is used instead of raw tcp socket. The
         port acts as a WebSocket server. Client mode is not supported.
 
-    ``unix:path[,server=on|off][,wait=on|off][,reconnect=seconds]``
+    ``unix:path[,server=on|off][,wait=on|off][,reconnect-ms=milliseconds]``
         A unix domain socket is used instead of a tcp socket. The option
         works the same as if you had specified ``-serial tcp`` except
         the unix domain socket path is used for connections.

tests/qtest/ipmi-bt-test.c

@@ -411,7 +411,7 @@ int main(int argc, char **argv)
     g_test_init(&argc, &argv, NULL);
 
     global_qtest = qtest_initf(
-        " -chardev socket,id=ipmi0,host=127.0.0.1,port=%d,reconnect=10"
+        " -chardev socket,id=ipmi0,host=127.0.0.1,port=%d,reconnect-ms=10000"
         " -device ipmi-bmc-extern,chardev=ipmi0,id=bmc0"
         " -device isa-ipmi-bt,bmc=bmc0", emu_port);
     qtest_irq_intercept_in(global_qtest, "ioapic");

tests/qtest/vhost-user-test.c

@@ -920,7 +920,7 @@ static void wait_for_rings_started(TestServer *s, size_t count)
 
 static inline void test_server_connect(TestServer *server)
 {
-    test_server_create_chr(server, ",reconnect=1");
+    test_server_create_chr(server, ",reconnect-ms=1000");
 }
 
 static gboolean

tests/unit/test-char.c

@@ -1545,18 +1545,18 @@ int main(int argc, char **argv)
     static CharSocketClientTestConfig client2 ## name =                 \
         { addr, NULL, true, false, char_socket_event };                 \
     static CharSocketClientTestConfig client3 ## name =                 \
-        { addr, ",reconnect=1", false, false, char_socket_event };      \
+        { addr, ",reconnect-ms=1000", false, false, char_socket_event }; \
     static CharSocketClientTestConfig client4 ## name =                 \
-        { addr, ",reconnect=1", true, false, char_socket_event };       \
+        { addr, ",reconnect-ms=1000", true, false, char_socket_event }; \
     static CharSocketClientTestConfig client5 ## name =                 \
         { addr, NULL, false, true, char_socket_event };                 \
     static CharSocketClientTestConfig client6 ## name =                 \
         { addr, NULL, true, true, char_socket_event };                  \
     static CharSocketClientTestConfig client7 ## name =                 \
-        { addr, ",reconnect=1", true, false,                            \
+        { addr, ",reconnect-ms=1000", true, false,                      \
             char_socket_event_with_error };                             \
     static CharSocketClientTestConfig client8 ## name =                 \
-        { addr, ",reconnect=1", false, false, char_socket_event };      \
+        { addr, ",reconnect-ms=1000", false, false, char_socket_event };\
     g_test_add_data_func("/char/socket/client/mainloop/" # name,        \
                          &client1 ##name, char_socket_client_test);     \
     g_test_add_data_func("/char/socket/client/wait-conn/" # name,       \