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openSUSE:Maintenance:7633
qemu-linux-user.openSUSE_Leap_42.3_Update
0016-vnc-password-file-and-incoming-conn.patch
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File 0016-vnc-password-file-and-incoming-conn.patch of Package qemu-linux-user.openSUSE_Leap_42.3_Update
From 21a303b539bd5347c9c08a03d898e9e180fa2b6f Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Andreas=20F=C3=A4rber?= <afaerber@suse.de> Date: Wed, 29 Aug 2012 20:06:01 +0200 Subject: [PATCH] vnc: password-file= and incoming-connections= TBD (from SUSE Studio team) --- ui/vnc.c | 55 +++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 55 insertions(+) diff --git a/ui/vnc.c b/ui/vnc.c index b0314441c4..ae48cedf24 100644 --- a/ui/vnc.c +++ b/ui/vnc.c @@ -59,6 +59,8 @@ static const struct timeval VNC_REFRESH_LOSSY = { 2, 0 }; static QTAILQ_HEAD(, VncDisplay) vnc_displays = QTAILQ_HEAD_INITIALIZER(vnc_displays); +static int allowed_connections = 0; + static int vnc_cursor_define(VncState *vs); static void vnc_release_modifiers(VncState *vs); @@ -1130,6 +1132,7 @@ static void vnc_disconnect_start(VncState *vs) void vnc_disconnect_finish(VncState *vs) { int i; + static int num_disconnects = 0; vnc_jobs_join(vs); /* Wait encoding jobs */ @@ -1178,6 +1181,13 @@ void vnc_disconnect_finish(VncState *vs) object_unref(OBJECT(vs->sioc)); vs->sioc = NULL; g_free(vs); + + num_disconnects++; + if (allowed_connections > 0 && allowed_connections <= num_disconnects) { + VNC_DEBUG("Maximum number of disconnects (%d) reached:" + " Session terminating\n", allowed_connections); + exit(0); + } } ssize_t vnc_client_io_error(VncState *vs, ssize_t ret, Error **errp) @@ -3171,6 +3181,39 @@ static void vnc_display_print_local_addr(VncDisplay *vd) qapi_free_SocketAddress(addr); } +static void read_file_password(const char *id, const char *filename) +{ + FILE *pfile = NULL; + char *passwd = NULL; + int start = 0, length = 0, rc = 0; + + if (strlen(filename) == 0) { + printf("No file supplied\n"); + return; + } + + pfile = fopen(filename, "r"); + if (pfile == NULL) { + printf("Could not read from %s\n", filename); + return; + } + + start = ftell(pfile); + fseek(pfile, 0L, SEEK_END); + length = ftell(pfile); + fseek(pfile, 0L, start); + + passwd = g_malloc(length + 1); + rc = fread(passwd, 1, length, pfile); + fclose(pfile); + + if (rc == length && rc > 0) { + vnc_display_password(id, passwd); + } + + g_free(passwd); +} + static QemuOptsList qemu_vnc_opts = { .name = "vnc", .head = QTAILQ_HEAD_INITIALIZER(qemu_vnc_opts.head), @@ -3201,6 +3244,9 @@ static QemuOptsList qemu_vnc_opts = { },{ .name = "connections", .type = QEMU_OPT_NUMBER, + },{ + .name = "allowed-connections", + .type = QEMU_OPT_NUMBER, },{ .name = "to", .type = QEMU_OPT_NUMBER, @@ -3213,6 +3259,9 @@ static QemuOptsList qemu_vnc_opts = { },{ .name = "password", .type = QEMU_OPT_BOOL, + },{ + .name = "password-file", + .type = QEMU_OPT_STRING, },{ .name = "reverse", .type = QEMU_OPT_BOOL, @@ -3766,6 +3815,7 @@ void vnc_display_open(const char *id, Error **errp) const char *share, *device_id; QemuConsole *con; bool password = false; + const char *password_file; bool reverse = false; const char *credid; bool sasl = false; @@ -3809,6 +3859,10 @@ void vnc_display_open(const char *id, Error **errp) goto fail; } } + password_file = qemu_opt_get(opts, "password-file"); + if (password_file) { + read_file_password(id, password_file); + } lock_key_sync = qemu_opt_get_bool(opts, "lock-key-sync", true); key_delay_ms = qemu_opt_get_number(opts, "key-delay-ms", 10); @@ -3897,6 +3951,7 @@ void vnc_display_open(const char *id, Error **errp) vd->share_policy = VNC_SHARE_POLICY_ALLOW_EXCLUSIVE; } vd->connections_limit = qemu_opt_get_number(opts, "connections", 32); + allowed_connections = qemu_opt_get_number(opts, "allowed-connections", 0); #ifdef CONFIG_VNC_JPEG vd->lossy = qemu_opt_get_bool(opts, "lossy", false);
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