chardev: Add websocket support

New option "websocket" added to allow using WebSocket protocol for
chardev socket backend.
Example:
    -chardev socket,websocket,server,id=...

Signed-off-by: Julia Suvorova <jusual@mail.ru>
Message-Id: <20181018223501.21683-3-jusual@mail.ru>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
This commit is contained in:
Julia Suvorova 2018-10-19 01:35:00 +03:00 committed by Marc-André Lureau
parent 4493b6a54c
commit 981b06e744
4 changed files with 77 additions and 11 deletions

View file

@ -409,7 +409,8 @@ QemuOpts *qemu_chr_parse_compat(const char *label, const char *filename,
}
if (strstart(filename, "tcp:", &p) ||
strstart(filename, "telnet:", &p) ||
strstart(filename, "tn3270:", &p)) {
strstart(filename, "tn3270:", &p) ||
strstart(filename, "websocket:", &p)) {
if (sscanf(p, "%64[^:]:%32[^,]%n", host, port, &pos) < 2) {
host[0] = 0;
if (sscanf(p, ":%32[^,]%n", port, &pos) < 1)
@ -429,6 +430,8 @@ QemuOpts *qemu_chr_parse_compat(const char *label, const char *filename,
qemu_opt_set(opts, "telnet", "on", &error_abort);
} else if (strstart(filename, "tn3270:", &p)) {
qemu_opt_set(opts, "tn3270", "on", &error_abort);
} else if (strstart(filename, "websocket:", &p)) {
qemu_opt_set(opts, "websocket", "on", &error_abort);
}
return opts;
}
@ -860,6 +863,9 @@ QemuOptsList qemu_chardev_opts = {
},{
.name = "tls-creds",
.type = QEMU_OPT_STRING,
},{
.name = "websocket",
.type = QEMU_OPT_BOOL,
},{
.name = "width",
.type = QEMU_OPT_NUMBER,