2 * Copyright (C) 2010 Red Hat Inc.
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; either version 2 of the License, or
7 * (at your option) any later version.
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License along
15 * with this program; if not, write to the Free Software Foundation, Inc.,
16 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
27 connect_menu : GMenu.menu;
28 connect_kvm_item : GMenu.menu_item;
29 connect_xen_item : GMenu.menu_item;
30 connect_none_item : GMenu.menu_item;
31 connect_uri_item : GMenu.menu_item;
32 open_disk_item : GMenu.menu_item;
33 reopen_item : GMenu.menu_item;
34 quit_item : GMenu.menu_item;
38 guest_menu : GMenu.menu;
39 guest_inspection_item : GMenu.menu_item;
44 let title = "Guest Filesystem Browser" in
45 let window = GWindow.window ~width:700 ~height:700 ~title () in
46 let vbox = GPack.vbox ~packing:window#add () in
49 let menubar = GMenu.menu_bar ~packing:vbox#pack () in
50 let factory = new GMenu.factory menubar in
51 let accel_group = factory#accel_group in
54 let menu = factory#add_submenu "_Connect" in
55 let factory = new GMenu.factory menu ~accel_group in
56 let kvm = factory#add_item "Connect to local _KVM hypervisor" in
57 let xen = factory#add_item "Connect to local _Xen hypervisor" in
58 let none = factory#add_item "_Connect to default hypervisor" in
59 let uri = factory#add_item "Connect to a _libvirt URI ..." in
60 ignore (factory#add_separator ());
61 let opend = factory#add_item "_Open disk image ..." ~key:GdkKeysyms._O in
62 ignore (factory#add_separator ());
63 let reopen = factory#add_item "Reopen current guest" in
64 ignore (factory#add_separator ());
65 let quit = factory#add_item "E_xit" ~key:GdkKeysyms._Q in
66 { connect_menu = menu; connect_kvm_item = kvm;
67 connect_xen_item = xen; connect_none_item = none;
68 connect_uri_item = uri;
69 open_disk_item = opend; reopen_item = reopen; quit_item = quit } in
72 let menu = factory#add_submenu "_Guest" in
73 let factory = new GMenu.factory menu ~accel_group in
74 let inspection = factory#add_item "Operating system information ..." in
75 { guest_menu = menu; guest_inspection_item = inspection } in
79 let hbox = GPack.hbox ~border_width:4 ~packing:vbox#pack () in
80 hbox#pack (mklabel "Guest: ");
83 (* Combo box for displaying virtual machine names. *)
84 let vmcombo = GEdit.combo_box_text ~packing:hbox#pack () in
87 * http://stackoverflow.com/questions/2188659/stock-icons-not-shown-on-buttons
90 let image = GMisc.image ~stock:`REFRESH () in
91 let b = GButton.button ~packing:hbox#pack () in
92 b#set_image (image :> GObj.widget);
96 let throbber_static = Throbber.static () in
97 let throbber_animation = Throbber.animation () in
99 (* Workaround for http://caml.inria.fr/mantis/view.php?id=4732 *)
100 let from = Obj.magic 3448763 (* `END *) in
101 GMisc.image ~pixbuf:throbber_static ~packing:(hbox#pack ~from) () in
103 (* Main part of display is the file tree. *)
104 (* Create the filetree inside a scrolled window. *)
105 let sw = GBin.scrolled_window
106 ~hpolicy:`AUTOMATIC ~vpolicy:`ALWAYS
107 ~packing:(vbox#pack ~expand:true ~fill:true) () in
108 let tree = new Filetree.tree ~packing:sw#add () in
110 (* Status bar and progress bar at the bottom. *)
111 let hbox = GPack.hbox ~spacing:4 ~packing:vbox#pack () in
112 let progress_bar = GRange.progress_bar ~packing:hbox#pack () in
113 let statusbar = GMisc.statusbar ~packing:(hbox#pack ~expand:true) () in
114 let statusbar_context = statusbar#new_context ~name:"Standard" in
117 let connect_kvm_signal = new GUtil.signal () in
118 let connect_xen_signal = new GUtil.signal () in
119 let connect_none_signal = new GUtil.signal () in
120 let connect_uri_signal = new GUtil.signal () in
121 let reopen_signal = new GUtil.signal () in
122 let inspection_signal = new GUtil.signal () in
125 inherit GUtil.ml_signals [connect_kvm_signal#disconnect;
126 connect_xen_signal#disconnect;
127 connect_none_signal#disconnect;
128 connect_uri_signal#disconnect;
129 reopen_signal#disconnect;
130 inspection_signal#disconnect]
132 method connect_kvm_signal = connect_kvm_signal#connect ~after
133 method connect_xen_signal = connect_xen_signal#connect ~after
134 method connect_none_signal = connect_none_signal#connect ~after
135 method connect_uri_signal = connect_uri_signal#connect ~after
136 method reopen_signal = reopen_signal#connect ~after
137 method inspection_signal = inspection_signal#connect ~after
140 ignore (statusbar_context#push title);
144 let quit _ = GMain.quit (); false in
145 ignore (window#connect#destroy ~callback:GMain.quit);
146 ignore (window#event#connect#delete ~callback:quit);
147 ignore (connect_menu.quit_item#connect#activate
148 ~callback:(fun () -> ignore (quit ()); ()));
151 window#add_accel_group accel_group;
153 (* Menu entries emit signals. *)
154 ignore (connect_menu.connect_kvm_item#connect#activate
155 ~callback:connect_kvm_signal#call);
156 ignore (connect_menu.connect_xen_item#connect#activate
157 ~callback:connect_xen_signal#call);
158 ignore (connect_menu.connect_none_item#connect#activate
159 ~callback:connect_none_signal#call);
160 ignore (connect_menu.connect_uri_item#connect#activate
161 ~callback:connect_uri_signal#call);
162 ignore (connect_menu.reopen_item#connect#activate
163 ~callback:reopen_signal#call);
164 ignore (guest_menu.guest_inspection_item#connect#activate
165 ~callback:inspection_signal#call);
167 (* VM combo box when changed by the user.
168 * The refresh button acts like changing the VM combo too.
170 let combo, (model, column) = vmcombo in
172 combo#connect#changed
175 match combo#active_iter with
176 | None -> () (* nothing selected *)
177 | Some row -> self#open_domain (model#get ~row ~column)
181 refresh_button#connect#clicked
184 match combo#active_iter with
185 | None -> () (* nothing selected *)
186 | Some row -> self#open_domain (model#get ~row ~column)
190 (* Set the statusbar text. *)
191 method set_statusbar msg =
192 statusbar_context#pop ();
193 ignore (statusbar_context#push msg)
195 (* Return the filetree. *)
198 (* Connect to the given URI. *)
199 method connect_to uri () =
201 Slave.discard_command_queue ();
202 Slave.connect uri (self#when_connected uri)
204 (* Called back when connected to a new hypervisor. *)
205 method private when_connected uri doms =
206 self#populate_vmcombo doms
208 (* Populate the VM combo box. *)
209 method private populate_vmcombo doms =
210 let combo, (model, column) = vmcombo in
213 fun { dom_name = name } ->
214 let row = model#append () in
215 model#set ~row ~column name
218 (* When a new domain is selected by the user, eg through vmcombo. *)
219 method private open_domain name =
221 Slave.discard_command_queue ();
222 Slave.open_domain name (self#when_opened_domain name)
224 (* Called back when domain was opened successfully. *)
225 method private when_opened_domain name data =
226 debug "when_opened_domain callback";
227 self#when_opened_common name data
229 (* When a set of disk images is selected by the user. *)
230 method private open_disk_images images =
235 Slave.discard_command_queue ();
236 Slave.open_images images (self#when_opened_disk_images images)
238 (* Called back when disk image(s) were opened successfully. *)
239 method private when_opened_disk_images images data =
243 debug "when_opened_disk_images callback";
244 self#when_opened_common image data
246 (* Called to reopen the handle. *)
249 Slave.discard_command_queue ();
250 Slave.reopen self#when_reopened
252 method private when_reopened data =
253 debug "when_reopened callback";
254 self#when_opened_common "Reopened"(*XXX we lost the original name*) data
256 (* Common code for when_opened_domain/when_opened_disk_images. *)
257 method private when_opened_common name data =
258 (* Dump some of the inspection data in debug messages. *)
259 List.iter (fun (dev, t) -> debug "filesystem: %s: %s" dev t)
260 data.insp_all_filesystems;
262 fun { insp_root = root; insp_type = typ; insp_distro = distro;
263 insp_major_version = major; insp_minor_version = minor } ->
264 debug "root device %s contains %s %s %d.%d" root typ distro major minor;
267 tree#add_os name data
269 (* Public callbacks. *)
270 method throbber_busy () =
271 throbber#set_pixbuf throbber_animation
273 method throbber_idle () =
274 throbber#set_pixbuf throbber_static
276 method progress (position, total) =
277 if position = 0L && total = 1L then
278 progress_bar#pulse ()
280 let frac = Int64.to_float position /. Int64.to_float total in
281 if frac < 0. || frac > 1. then
282 eprintf "warning: progress bar out of range: %Ld / %Ld (%g)\n"
284 let frac = if frac < 0. then 0. else if frac > 1. then 1. else frac in
285 progress_bar#set_fraction frac
288 (* This is called in the main thread whenever a command fails in the
289 * slave thread. The command queue has been cleared before this is
290 * called, so our job here is to reset the main window, and if
291 * necessary to turn the exception into an error message.
294 let raw_msg = Printexc.to_string exn in
295 debug "failure hook: %s" raw_msg;
297 let title, msg = pretty_string_of_exn exn in
298 let icon = GMisc.image () in
299 icon#set_stock `DIALOG_ERROR;
300 icon#set_icon_size `DIALOG;
301 GToolbox.message_box ~title ~icon msg
303 (* Do what the user asked on the command line. *)
304 method run_cli_request = function
305 | Cmdline.Empty_window -> ()
306 | Cmdline.Open_images images ->
307 self#open_disk_images images
308 | Cmdline.Open_guest guest ->
309 (* Open libvirt connection, and in the callback open the guest. *)
310 let uri = connect_uri () in
311 Slave.connect uri (self#when_connected_cli_request guest)
313 method private when_connected_cli_request guest doms =
314 self#populate_vmcombo doms;
316 (* "guest" should match a domain in "doms". Check this and
317 * get the index of it.
319 let rec loop i = function
321 failwith "guest %s not found (do you need to use --connect?)" guest
322 | d::ds when d = guest -> i
323 | _::ds -> loop (i+1) ds
325 let i = loop 0 (List.map (fun { dom_name = name } -> name) doms) in
327 let combo, _ = vmcombo in