File 0016-vnc-password-file-and-incoming-conn.patch of Package qemu-testsuite.7267

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File 0016-vnc-password-file-and-incoming-conn.patch of Package qemu-testsuite.7267

From 1e4392f3e2e1641b7ed570da630a9e86cb23710d 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 349cfc9d86..486d2759e4 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", 1);
@@ -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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File 0016-vnc-password-file-and-incoming-conn.patch of Package qemu-testsuite.7267

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