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From 47e18ab1d1b8a343e7d29f1f3884a040a18147c6 Mon Sep 17 00:00:00 2001
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Message-Id: <47e18ab1d1b8a343e7d29f1f3884a040a18147c6.1381871412.git.jdenemar@redhat.com>
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From: "Daniel P. Berrange" <berrange@redhat.com>
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Date: Mon, 14 Oct 2013 16:45:14 +0100
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Subject: [PATCH] Change way we fake dbus method calls
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For
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  https://bugzilla.redhat.com/show_bug.cgi?id=1018730
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Ubuntu libdbus.so links with -Bsymbolic-functions, which means
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that we can only LD_PRELOAD functions that we directly call.
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Functions which libdbus.so calls internally can not be replaced.
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Thus we cannot use dbus_message_new_error or dbus_message_new_method_return
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Signed-off-by: Daniel P. Berrange <berrange@redhat.com>
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(cherry picked from commit dbd2bc8c8bdd927f3e9132afc8579dbaa1de91de)
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Signed-off-by: Jiri Denemark <jdenemar@redhat.com>
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---
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 tests/virsystemdmock.c | 26 ++++++++++++++++++--------
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 1 file changed, 18 insertions(+), 8 deletions(-)
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diff --git a/tests/virsystemdmock.c b/tests/virsystemdmock.c
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index ded52d2..5dbd33f 100644
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--- a/tests/virsystemdmock.c
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+++ b/tests/virsystemdmock.c
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@@ -65,22 +65,32 @@ dbus_bool_t dbus_message_set_reply_serial(DBusMessage *message ATTRIBUTE_UNUSED,
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 }
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 DBusMessage *dbus_connection_send_with_reply_and_block(DBusConnection *connection ATTRIBUTE_UNUSED,
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-                                                       DBusMessage *message,
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+                                                       DBusMessage *message ATTRIBUTE_UNUSED,
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                                                        int timeout_milliseconds ATTRIBUTE_UNUSED,
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                                                        DBusError *error)
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 {
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     DBusMessage *reply = NULL;
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-    if (getenv("FAIL_BAD_SERVICE"))
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-        reply = dbus_message_new_error(message,
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-                                       "org.freedesktop.systemd.badthing",
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-                                       "Something went wrong creating the machine");
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-    else if (getenv("FAIL_NO_SERVICE"))
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+    if (getenv("FAIL_BAD_SERVICE")) {
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+        DBusMessageIter iter;
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+        const char *error_message = "Something went wrong creating the machine";
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+        if (!(reply = dbus_message_new(DBUS_MESSAGE_TYPE_ERROR)))
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+            return NULL;
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+        dbus_message_set_error_name(reply, "org.freedesktop.systemd.badthing");
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+        dbus_message_iter_init_append(reply, &iter);
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+        if (!dbus_message_iter_append_basic(&iter,
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+                                            DBUS_TYPE_STRING,
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+                                            &error_message)) {
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+            dbus_message_unref(reply);
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+            return NULL;
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+        }
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+    } else if (getenv("FAIL_NO_SERVICE")) {
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         dbus_set_error(error,
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                        "org.freedesktop.DBus.Error.ServiceUnknown",
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                        "%s", "The name org.freedesktop.machine1 was not provided by any .service files");
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-    else
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-        reply = dbus_message_new_method_return(message);
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+    } else {
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+        reply = dbus_message_new(DBUS_MESSAGE_TYPE_METHOD_RETURN);
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+    }
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     return reply;
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 }
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-- 
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1.8.3.2
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