Start of support for auto-starting the backend

When running fio as a client only, you need the backend running
on the system. Start adding support for letting gfio auto-fork
the backend, if it isn't already running.

Signed-off-by: Jens Axboe <axboe@kernel.dk>

diff --git a/gfio.c b/gfio.c
index 3c25c4e6e7f0e2d7c6040587adc860d13205b6d6..e92ab03146277e3de7e04aa1365a586d471dff53 100644 (file)
--- a/gfio.c
+++ b/gfio.c
@@ -526,9 +526,11 @@ void report_error(GError *error)
        }
 }
 
        }
 }
 

-static int get_connection_details(char **host, int *port, int *type)
+static int get_connection_details(char **host, int *port, int *type,
+                                 int *server_start)

 {
        GtkWidget *dialog, *box, *vbox, *hentry, *hbox, *frame, *pentry, *combo;
 {
        GtkWidget *dialog, *box, *vbox, *hentry, *hbox, *frame, *pentry, *combo;

+       GtkWidget *button;

        char *typeentry;
 
        dialog = gtk_dialog_new_with_buttons("Connection details",
        char *typeentry;
 
        dialog = gtk_dialog_new_with_buttons("Connection details",


@@ -575,6 +577,19 @@ static int get_connection_details(char **host, int *port, int *type)
 
        gtk_container_add(GTK_CONTAINER(hbox), combo);
 
 
        gtk_container_add(GTK_CONTAINER(hbox), combo);
 

+       frame = gtk_frame_new("Options");
+       gtk_box_pack_start(GTK_BOX(vbox), frame, FALSE, FALSE, 5);
+       box = gtk_vbox_new(FALSE, 10);
+       gtk_container_add(GTK_CONTAINER(frame), box);
+
+       hbox = gtk_hbox_new(TRUE, 4);
+       gtk_box_pack_start(GTK_BOX(box), hbox, FALSE, FALSE, 0);
+
+       button = gtk_check_button_new_with_label("Auto-spawn fio backend");
+       gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(button), 1);
+       gtk_widget_set_tooltip_text(button, "When running fio locally, it is necessary to have the backend running on the same system. If this is checked, gfio will start the backend automatically for you if it isn't already running.");
+       gtk_box_pack_start(GTK_BOX(hbox), button, FALSE, FALSE, 6);
+

        gtk_widget_show_all(dialog);
 
        if (gtk_dialog_run(GTK_DIALOG(dialog)) != GTK_RESPONSE_ACCEPT) {
        gtk_widget_show_all(dialog);
 
        if (gtk_dialog_run(GTK_DIALOG(dialog)) != GTK_RESPONSE_ACCEPT) {


@@ -594,6 +609,8 @@ static int get_connection_details(char **host, int *port, int *type)
                *type = Fio_client_socket;
        g_free(typeentry);
 
                *type = Fio_client_socket;
        g_free(typeentry);
 

+       *server_start = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(button));
+

        gtk_widget_destroy(dialog);
        return 0;
 }
        gtk_widget_destroy(dialog);
        return 0;
 }


@@ -604,7 +621,7 @@ static void file_open(GtkWidget *w, gpointer data)
        GSList *filenames, *fn_glist;
        GtkFileFilter *filter;
        char *host;
        GSList *filenames, *fn_glist;
        GtkFileFilter *filter;
        char *host;

-       int port, type;
+       int port, type, server_start;

 
        dialog = gtk_file_chooser_dialog_new("Open File",
                GTK_WINDOW(ui.window),
 
        dialog = gtk_file_chooser_dialog_new("Open File",
                GTK_WINDOW(ui.window),


@@ -630,7 +647,7 @@ static void file_open(GtkWidget *w, gpointer data)
 
        gtk_widget_destroy(dialog);
 
 
        gtk_widget_destroy(dialog);
 

-       if (get_connection_details(&host, &port, &type))
+       if (get_connection_details(&host, &port, &type, &server_start))

                goto err;
 
        filenames = fn_glist;
                goto err;
 
        filenames = fn_glist;