/* Procman tree view and process updating * Copyright (C) 2001 Kevin Vandersloot * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * as published by the Free Software Foundation; either version 2 * of the License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU Library General Public * License along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. * */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #ifdef HAVE_SYSTEMD #include #endif #include "procman.h" #include "selection.h" #include "proctable.h" #include "callbacks.h" #include "prettytable.h" #include "util.h" #include "interface.h" #include "selinux.h" #include "cgroups.h" ProcInfo::UserMap ProcInfo::users; ProcInfo::List ProcInfo::all; std::map ProcInfo::cpu_times; ProcInfo* ProcInfo::find(pid_t pid) { Iterator it(ProcInfo::all.find(pid)); return (it == ProcInfo::all.end() ? NULL : it->second); } static void cb_columns_changed(GtkTreeView *treeview, gpointer user_data) { ProcData * const procdata = static_cast(user_data); procman_save_tree_state(procdata->settings, GTK_WIDGET(treeview), "proctree"); } static void cb_sort_changed (GtkTreeSortable *model, gpointer user_data) { ProcData * const procdata = static_cast(user_data); procman_save_tree_state (procdata->settings, GTK_WIDGET (procdata->tree), "proctree"); } static GtkTreeViewColumn* my_gtk_tree_view_get_column_with_sort_column_id(GtkTreeView *treeview, int id) { GList *columns, *it; GtkTreeViewColumn *col = NULL; columns = gtk_tree_view_get_columns(treeview); for(it = columns; it; it = it->next) { if(gtk_tree_view_column_get_sort_column_id(static_cast(it->data)) == id) { col = static_cast(it->data); break; } } g_list_free(columns); return col; } void proctable_set_columns_order(GtkTreeView *treeview, GSList *order) { GtkTreeViewColumn* last = NULL; GSList *it; for(it = order; it; it = it->next) { int id; GtkTreeViewColumn *cur; id = GPOINTER_TO_INT(it->data); cur = my_gtk_tree_view_get_column_with_sort_column_id(treeview, id); if(cur && cur != last) { gtk_tree_view_move_column_after(treeview, cur, last); last = cur; } } } GSList* proctable_get_columns_order(GtkTreeView *treeview) { GList *columns, *col; GSList *order = NULL; columns = gtk_tree_view_get_columns(treeview); for(col = columns; col; col = col->next) { int id; id = gtk_tree_view_column_get_sort_column_id(static_cast(col->data)); order = g_slist_prepend(order, GINT_TO_POINTER(id)); } g_list_free(columns); order = g_slist_reverse(order); return order; } static guint timeout_id = 0; static GtkTreeViewColumn *current_column; static gboolean save_column_width (gpointer data) { gint width; gchar *key; int id; GSettings *settings; settings = g_settings_get_child (G_SETTINGS (data), "proctree"); id = gtk_tree_view_column_get_sort_column_id (current_column); width = gtk_tree_view_column_get_width (current_column); key = g_strdup_printf ("col-%d-width", id); g_settings_set_int(settings, key, width); g_free (key); if (timeout_id) { g_source_remove (timeout_id); timeout_id = 0; } return FALSE; } static void cb_proctable_column_resized(GtkWidget *widget, GParamSpec *pspec, gpointer data) { current_column = GTK_TREE_VIEW_COLUMN(widget); if (timeout_id) g_source_remove (timeout_id); timeout_id = g_timeout_add (250, save_column_width, data); } static gboolean search_equal_func(GtkTreeModel *model, gint column, const gchar *key, GtkTreeIter *iter, gpointer search_data) { char* name; char* user; gboolean found; gtk_tree_model_get(model, iter, COL_NAME, &name, COL_USER, &user, -1); found = !((name && strcasestr(name, key)) || (user && strcasestr(user, key))); g_free(name); g_free(user); return found; } GtkWidget * proctable_new (ProcData * const procdata) { GtkWidget *proctree; GtkWidget *scrolled; GtkTreeStore *model; GtkTreeSelection *selection; GtkTreeViewColumn *column; GtkCellRenderer *cell_renderer; const gchar *titles[] = { N_("Process Name"), N_("User"), N_("Status"), N_("Virtual Memory"), N_("Resident Memory"), N_("Writable Memory"), N_("Shared Memory"), N_("X Server Memory"), /* xgettext:no-c-format */ N_("% CPU"), N_("CPU Time"), N_("Started"), N_("Nice"), N_("ID"), N_("Security Context"), N_("Command Line"), N_("Memory"), /* xgettext: combined noun, the function the process is waiting in, see wchan ps(1) */ N_("Waiting Channel"), N_("Control Group"), N_("Unit"), N_("Session"), /* TRANSLATORS: Seat = i.e. the physical seat the session of the process belongs to, only for multi-seat environments. See http://en.wikipedia.org/wiki/Multiseat_configuration */ N_("Seat"), N_("Owner"), N_("Priority"), NULL, "POINTER" }; gint i; scrolled = gtk_scrolled_window_new (NULL, NULL); gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scrolled), GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC); model = gtk_tree_store_new (NUM_COLUMNS, G_TYPE_STRING, /* Process Name */ G_TYPE_STRING, /* User */ G_TYPE_UINT, /* Status */ G_TYPE_ULONG, /* VM Size */ G_TYPE_ULONG, /* Resident Memory */ G_TYPE_ULONG, /* Writable Memory */ G_TYPE_ULONG, /* Shared Memory */ G_TYPE_ULONG, /* X Server Memory */ G_TYPE_UINT, /* % CPU */ G_TYPE_UINT64, /* CPU time */ G_TYPE_ULONG, /* Started */ G_TYPE_INT, /* Nice */ G_TYPE_UINT, /* ID */ G_TYPE_STRING, /* Security Context */ G_TYPE_STRING, /* Arguments */ G_TYPE_ULONG, /* Memory */ G_TYPE_STRING, /* wchan */ G_TYPE_STRING, /* Cgroup */ G_TYPE_STRING, /* Unit */ G_TYPE_STRING, /* Session */ G_TYPE_STRING, /* Seat */ G_TYPE_STRING, /* Owner */ G_TYPE_STRING, /* Priority */ GDK_TYPE_PIXBUF, /* Icon */ G_TYPE_POINTER, /* ProcInfo */ G_TYPE_STRING /* Sexy tooltip */ ); proctree = gtk_tree_view_new_with_model (GTK_TREE_MODEL (model)); gtk_tree_view_set_tooltip_column (GTK_TREE_VIEW (proctree), COL_TOOLTIP); g_object_set(G_OBJECT(proctree), "show-expanders", procdata->config.show_tree, NULL); gtk_tree_view_set_search_equal_func (GTK_TREE_VIEW (proctree), search_equal_func, NULL, NULL); g_object_unref (G_OBJECT (model)); selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (proctree)); gtk_tree_selection_set_mode (selection, GTK_SELECTION_MULTIPLE); column = gtk_tree_view_column_new (); cell_renderer = gtk_cell_renderer_pixbuf_new (); gtk_tree_view_column_pack_start (column, cell_renderer, FALSE); gtk_tree_view_column_set_attributes (column, cell_renderer, "pixbuf", COL_PIXBUF, NULL); cell_renderer = gtk_cell_renderer_text_new (); gtk_tree_view_column_pack_start (column, cell_renderer, FALSE); gtk_tree_view_column_set_attributes (column, cell_renderer, "text", COL_NAME, NULL); gtk_tree_view_column_set_title (column, _(titles[0])); gtk_tree_view_column_set_sort_column_id (column, COL_NAME); gtk_tree_view_column_set_resizable (column, TRUE); gtk_tree_view_column_set_sizing(column, GTK_TREE_VIEW_COLUMN_FIXED); gtk_tree_view_column_set_min_width (column, 20); gtk_tree_view_column_set_reorderable (column, TRUE); g_signal_connect(G_OBJECT(column), "notify::fixed-width", G_CALLBACK(cb_proctable_column_resized), procdata->settings); gtk_tree_view_append_column (GTK_TREE_VIEW (proctree), column); gtk_tree_view_set_expander_column (GTK_TREE_VIEW (proctree), column); for (i = COL_USER; i <= COL_PRIORITY; i++) { GtkCellRenderer *cell; GtkTreeViewColumn *col; cell = gtk_cell_renderer_text_new(); col = gtk_tree_view_column_new(); gtk_tree_view_column_pack_start(col, cell, TRUE); gtk_tree_view_column_set_title(col, _(titles[i])); gtk_tree_view_column_set_sort_column_id(col, i); gtk_tree_view_column_set_resizable(col, TRUE); gtk_tree_view_column_set_sizing(col, GTK_TREE_VIEW_COLUMN_FIXED); g_signal_connect(G_OBJECT(col), "notify::fixed-width", G_CALLBACK(cb_proctable_column_resized), procdata->settings); gtk_tree_view_column_set_reorderable(col, TRUE); gtk_tree_view_append_column(GTK_TREE_VIEW(proctree), col); // type switch (i) { case COL_MEMXSERVER: gtk_tree_view_column_set_cell_data_func(col, cell, &procman::size_cell_data_func, GUINT_TO_POINTER(i), NULL); break; case COL_VMSIZE: case COL_MEMRES: case COL_MEMSHARED: case COL_MEM: case COL_MEMWRITABLE: gtk_tree_view_column_set_cell_data_func(col, cell, &procman::size_na_cell_data_func, GUINT_TO_POINTER(i), NULL); break; case COL_CPU_TIME: gtk_tree_view_column_set_cell_data_func(col, cell, &procman::duration_cell_data_func, GUINT_TO_POINTER(i), NULL); break; case COL_START_TIME: gtk_tree_view_column_set_cell_data_func(col, cell, &procman::time_cell_data_func, GUINT_TO_POINTER(i), NULL); break; case COL_STATUS: gtk_tree_view_column_set_cell_data_func(col, cell, &procman::status_cell_data_func, GUINT_TO_POINTER(i), NULL); break; case COL_PRIORITY: gtk_tree_view_column_set_cell_data_func(col, cell, &procman::priority_cell_data_func, GUINT_TO_POINTER(COL_NICE), NULL); break; default: gtk_tree_view_column_set_attributes(col, cell, "text", i, NULL); break; } // sorting switch (i) { case COL_MEMXSERVER: case COL_VMSIZE: case COL_MEMRES: case COL_MEMSHARED: case COL_MEM: case COL_MEMWRITABLE: case COL_CPU: case COL_CPU_TIME: case COL_START_TIME: gtk_tree_sortable_set_sort_func(GTK_TREE_SORTABLE(model), i, procman::number_compare_func, GUINT_TO_POINTER(i), NULL); break; case COL_PRIORITY: gtk_tree_sortable_set_sort_func(GTK_TREE_SORTABLE(model), i, procman::priority_compare_func, GUINT_TO_POINTER(COL_NICE), NULL); break; default: break; } // xalign switch(i) { case COL_VMSIZE: case COL_MEMRES: case COL_MEMWRITABLE: case COL_MEMSHARED: case COL_MEMXSERVER: case COL_CPU: case COL_NICE: case COL_PID: case COL_CPU_TIME: case COL_MEM: g_object_set(G_OBJECT(cell), "xalign", 1.0f, NULL); break; } // sizing switch (i) { case COL_ARGS: gtk_tree_view_column_set_min_width(col, 150); break; default: gtk_tree_view_column_set_min_width(col, 20); break; } } gtk_container_add (GTK_CONTAINER (scrolled), proctree); procdata->tree = proctree; procman_get_tree_state (procdata->settings, proctree, "proctree"); /* Override column settings by hiding this column if it's meaningless: */ if (!can_show_security_context_column ()) { GtkTreeViewColumn *column; column = my_gtk_tree_view_get_column_with_sort_column_id (GTK_TREE_VIEW (proctree), COL_SECURITYCONTEXT); gtk_tree_view_column_set_visible (column, FALSE); } if (!cgroups_enabled()) { GtkTreeViewColumn *column; column = my_gtk_tree_view_get_column_with_sort_column_id(GTK_TREE_VIEW(proctree), COL_CGROUP); gtk_tree_view_column_set_visible(column, FALSE); } #ifdef HAVE_SYSTEMD if (!LOGIND_RUNNING()) #endif { GtkTreeViewColumn *column; for (i = COL_UNIT; i <= COL_OWNER; i++) { column = my_gtk_tree_view_get_column_with_sort_column_id(GTK_TREE_VIEW(proctree), i); gtk_tree_view_column_set_visible(column, FALSE); } } g_signal_connect (G_OBJECT (gtk_tree_view_get_selection (GTK_TREE_VIEW (proctree))), "changed", G_CALLBACK (cb_row_selected), procdata); g_signal_connect (G_OBJECT (proctree), "popup_menu", G_CALLBACK (cb_tree_popup_menu), procdata); g_signal_connect (G_OBJECT (proctree), "button_press_event", G_CALLBACK (cb_tree_button_pressed), procdata); g_signal_connect (G_OBJECT(proctree), "columns-changed", G_CALLBACK(cb_columns_changed), procdata); g_signal_connect (G_OBJECT (model), "sort-column-changed", G_CALLBACK (cb_sort_changed), procdata); return scrolled; } ProcInfo::~ProcInfo() { g_free(this->name); g_free(this->tooltip); g_free(this->arguments); g_free(this->security_context); g_free(this->cgroup_name); g_free(this->unit); g_free(this->session); g_free(this->seat); } static void get_process_name (ProcInfo *info, const gchar *cmd, const GStrv args) { if (args) { // look for /usr/bin/very_long_name // and also /usr/bin/interpreter /usr/.../very_long_name // which may have use prctl to alter 'cmd' name for (int i = 0; i != 2 && args[i]; ++i) { char* basename; basename = g_path_get_basename(args[i]); if (g_str_has_prefix(basename, cmd)) { info->name = basename; return; } g_free(basename); } } info->name = g_strdup (cmd); } std::string ProcInfo::lookup_user(guint uid) { typedef std::pair Pair; ProcInfo::UserMap::value_type hint(uid, ""); Pair p(ProcInfo::users.insert(hint)); // procman_debug("User lookup for uid %u: %s", uid, (p.second ? "MISS" : "HIT")); if (p.second) { struct passwd* pwd; pwd = getpwuid(uid); if (pwd && pwd->pw_name) p.first->second = pwd->pw_name; else { char username[16]; g_sprintf(username, "%u", uid); p.first->second = username; } } return p.first->second; } void ProcInfo::set_user(guint uid) { if (G_LIKELY(this->uid == uid)) return; this->uid = uid; this->user = lookup_user(uid); } static void get_process_memory_writable(ProcInfo *info) { glibtop_proc_map buf; glibtop_map_entry *maps; maps = glibtop_get_proc_map(&buf, info->pid); gulong memwritable = 0; const unsigned number = buf.number; for (unsigned i = 0; i < number; ++i) { #ifdef __linux__ memwritable += maps[i].private_dirty; #else if (maps[i].perm & GLIBTOP_MAP_PERM_WRITE) memwritable += maps[i].size; #endif } info->memwritable = memwritable; g_free(maps); } static void get_process_memory_info(ProcInfo *info) { glibtop_proc_mem procmem; WnckResourceUsage xresources; wnck_pid_read_resource_usage (gdk_screen_get_display (gdk_screen_get_default ()), info->pid, &xresources); glibtop_get_proc_mem(&procmem, info->pid); info->vmsize = procmem.vsize; info->memres = procmem.resident; info->memshared = procmem.share; info->memxserver = xresources.total_bytes_estimate; get_process_memory_writable(info); // fake the smart memory column if writable is not available info->mem = info->memxserver + (info->memwritable ? info->memwritable : info->memres); } static void update_info_mutable_cols(ProcInfo *info) { ProcData * const procdata = ProcData::get_instance(); GtkTreeModel *model; model = gtk_tree_view_get_model(GTK_TREE_VIEW(procdata->tree)); using procman::tree_store_update; tree_store_update(model, &info->node, COL_STATUS, info->status); tree_store_update(model, &info->node, COL_USER, info->user.c_str()); tree_store_update(model, &info->node, COL_VMSIZE, info->vmsize); tree_store_update(model, &info->node, COL_MEMRES, info->memres); tree_store_update(model, &info->node, COL_MEMWRITABLE, info->memwritable); tree_store_update(model, &info->node, COL_MEMSHARED, info->memshared); tree_store_update(model, &info->node, COL_MEMXSERVER, info->memxserver); tree_store_update(model, &info->node, COL_CPU, info->pcpu); tree_store_update(model, &info->node, COL_CPU_TIME, info->cpu_time); tree_store_update(model, &info->node, COL_START_TIME, info->start_time); tree_store_update(model, &info->node, COL_NICE, info->nice); tree_store_update(model, &info->node, COL_MEM, info->mem); tree_store_update(model, &info->node, COL_WCHAN, info->wchan); tree_store_update(model, &info->node, COL_CGROUP, info->cgroup_name); tree_store_update(model, &info->node, COL_UNIT, info->unit); tree_store_update(model, &info->node, COL_SESSION, info->session); tree_store_update(model, &info->node, COL_SEAT, info->seat); tree_store_update(model, &info->node, COL_OWNER, info->owner.c_str()); } static void insert_info_to_tree (ProcInfo *info, ProcData *procdata, bool forced = false) { GtkTreeModel *model; model = gtk_tree_view_get_model (GTK_TREE_VIEW (procdata->tree)); if (procdata->config.show_tree) { ProcInfo *parent = 0; if (not forced) parent = ProcInfo::find(info->ppid); if (parent) { GtkTreePath *parent_node = gtk_tree_model_get_path(model, &parent->node); gtk_tree_store_insert(GTK_TREE_STORE(model), &info->node, &parent->node, 0); if (!gtk_tree_view_row_expanded(GTK_TREE_VIEW(procdata->tree), parent_node) #ifdef __linux__ // on linuxes we don't want to expand kthreadd by default (always has pid 2) && (parent->pid != 2) #endif ) gtk_tree_view_expand_row(GTK_TREE_VIEW(procdata->tree), parent_node, FALSE); gtk_tree_path_free(parent_node); } else gtk_tree_store_insert(GTK_TREE_STORE(model), &info->node, NULL, 0); } else gtk_tree_store_insert (GTK_TREE_STORE (model), &info->node, NULL, 0); gtk_tree_store_set (GTK_TREE_STORE (model), &info->node, COL_POINTER, info, COL_NAME, info->name, COL_ARGS, info->arguments, COL_TOOLTIP, info->tooltip, COL_PID, info->pid, COL_SECURITYCONTEXT, info->security_context, -1); procdata->pretty_table.set_icon(*info); procman_debug("inserted %d%s", info->pid, (forced ? " (forced)" : "")); } /* Removing a node with children - make sure the children are queued ** to be readded. */ template static void remove_info_from_tree (ProcData *procdata, GtkTreeModel *model, ProcInfo *current, List &orphans, unsigned lvl = 0) { GtkTreeIter child_node; if (std::find(orphans.begin(), orphans.end(), current) != orphans.end()) { procman_debug("[%u] %d already removed from tree", lvl, int(current->pid)); return; } procman_debug("[%u] pid %d, %d children", lvl, int(current->pid), gtk_tree_model_iter_n_children(model, ¤t->node)); // it is not possible to iterate&erase over a treeview so instead we // just pop one child after another and recursively remove it and // its children while (gtk_tree_model_iter_children(model, &child_node, ¤t->node)) { ProcInfo *child = 0; gtk_tree_model_get(model, &child_node, COL_POINTER, &child, -1); remove_info_from_tree(procdata, model, child, orphans, lvl + 1); } g_assert(not gtk_tree_model_iter_has_child(model, ¤t->node)); if (procdata->selected_process == current) procdata->selected_process = NULL; orphans.push_back(current); gtk_tree_store_remove(GTK_TREE_STORE(model), ¤t->node); procman::poison(current->node, 0x69); } static void get_process_systemd_info(ProcInfo *info) { #ifdef HAVE_SYSTEMD uid_t uid; if (!LOGIND_RUNNING()) return; free(info->unit); info->unit = NULL; sd_pid_get_unit(info->pid, &info->unit); free(info->session); info->session = NULL; sd_pid_get_session(info->pid, &info->session); free(info->seat); info->seat = NULL; if (info->session != NULL) sd_session_get_seat(info->session, &info->seat); if (sd_pid_get_owner_uid(info->pid, &uid) >= 0) info->owner = info->lookup_user(uid); else info->owner = ""; #endif } static void update_info (ProcData *procdata, ProcInfo *info) { glibtop_proc_state procstate; glibtop_proc_uid procuid; glibtop_proc_time proctime; glibtop_proc_kernel prockernel; glibtop_get_proc_kernel(&prockernel, info->pid); g_strlcpy(info->wchan, prockernel.wchan, sizeof info->wchan); glibtop_get_proc_state (&procstate, info->pid); info->status = procstate.state; glibtop_get_proc_uid (&procuid, info->pid); glibtop_get_proc_time (&proctime, info->pid); get_process_memory_info(info); info->set_user(procstate.uid); // if the cpu time has increased reset the status to running // regardless of kernel state (https://bugzilla.gnome.org/606579) guint64 difference = proctime.rtime - info->cpu_time; if (difference > 0) info->status = GLIBTOP_PROCESS_RUNNING; info->pcpu = difference * 100 / procdata->cpu_total_time; info->pcpu = MIN(info->pcpu, 100); if (not procdata->config.solaris_mode) info->pcpu *= procdata->config.num_cpus; ProcInfo::cpu_times[info->pid] = info->cpu_time = proctime.rtime; info->nice = procuid.nice; info->ppid = procuid.ppid; /* get cgroup data */ get_process_cgroup_info(info); get_process_systemd_info(info); } ProcInfo::ProcInfo(pid_t pid) : tooltip(NULL), name(NULL), arguments(NULL), security_context(NULL), pid(pid), uid(-1) { ProcInfo * const info = this; glibtop_proc_state procstate; glibtop_proc_time proctime; glibtop_proc_args procargs; gchar** arguments; glibtop_get_proc_state (&procstate, pid); glibtop_get_proc_time (&proctime, pid); arguments = glibtop_get_proc_argv (&procargs, pid, 0); /* FIXME : wrong. name and arguments may change with exec* */ get_process_name (info, procstate.cmd, static_cast(arguments)); std::string tooltip = make_string(g_strjoinv(" ", arguments)); if (tooltip.empty()) tooltip = procstate.cmd; info->tooltip = g_markup_escape_text(tooltip.c_str(), -1); info->arguments = g_strescape(tooltip.c_str(), "\\\""); g_strfreev(arguments); guint64 cpu_time = proctime.rtime; std::map::iterator it(ProcInfo::cpu_times.find(pid)); if (it != ProcInfo::cpu_times.end()) { if (proctime.rtime >= it->second) cpu_time = it->second; } info->cpu_time = cpu_time; info->start_time = proctime.start_time; get_process_selinux_context (info); info->cgroup_name = NULL; get_process_cgroup_info(info); info->unit = info->session = info->seat = NULL; get_process_systemd_info(info); } static void refresh_list (ProcData *procdata, const pid_t* pid_list, const guint n) { typedef std::list ProcList; ProcList addition; GtkTreeModel *model = gtk_tree_view_get_model (GTK_TREE_VIEW (procdata->tree)); guint i; // Add or update processes in the process list for(i = 0; i < n; ++i) { ProcInfo *info = ProcInfo::find(pid_list[i]); if (!info) { info = new ProcInfo(pid_list[i]); ProcInfo::all[info->pid] = info; addition.push_back(info); } update_info (procdata, info); } // Remove dead processes from the process list and from the // tree. children are queued to be readded at the right place // in the tree. const std::set pids(pid_list, pid_list + n); ProcInfo::Iterator it(ProcInfo::begin()); while (it != ProcInfo::end()) { ProcInfo * const info = it->second; ProcInfo::Iterator next(it); ++next; if (pids.find(info->pid) == pids.end()) { procman_debug("ripping %d", info->pid); remove_info_from_tree(procdata, model, info, addition); addition.remove(info); ProcInfo::all.erase(it); delete info; } it = next; } // INVARIANT // pid_list == ProcInfo::all + addition if (procdata->config.show_tree) { // insert process in the tree. walk through the addition list // (new process + process that have a new parent). This loop // handles the dependencies because we cannot insert a process // until its parent is in the tree. std::set in_tree(pids); for (ProcList::iterator it(addition.begin()); it != addition.end(); ++it) in_tree.erase((*it)->pid); while (not addition.empty()) { procman_debug("looking for %d parents", int(addition.size())); ProcList::iterator it(addition.begin()); while (it != addition.end()) { procman_debug("looking for %d's parent with ppid %d", int((*it)->pid), int((*it)->ppid)); // inserts the process in the treeview if : // - it is init // - its parent is already in tree // - its parent is unreachable // // rounds == 2 means that addition contains processes with // unreachable parents // // FIXME: this is broken if the unreachable parent becomes active // i.e. it gets active or changes ower // so we just clear the tree on __each__ update // see proctable_update_list (ProcData * const procdata) if ((*it)->ppid == 0 or in_tree.find((*it)->ppid) != in_tree.end()) { insert_info_to_tree(*it, procdata); in_tree.insert((*it)->pid); it = addition.erase(it); continue; } ProcInfo *parent = ProcInfo::find((*it)->ppid); // if the parent is unreachable if (not parent) { // or std::find(addition.begin(), addition.end(), parent) == addition.end()) { insert_info_to_tree(*it, procdata, true); in_tree.insert((*it)->pid); it = addition.erase(it); continue; } ++it; } } } else { // don't care of the tree for (ProcList::iterator it(addition.begin()); it != addition.end(); ++it) insert_info_to_tree(*it, procdata); } for (ProcInfo::Iterator it(ProcInfo::begin()); it != ProcInfo::end(); ++it) update_info_mutable_cols(it->second); } static void proctable_update_list (ProcData * const procdata) { pid_t* pid_list; glibtop_proclist proclist; glibtop_cpu cpu; gint which, arg; procman::SelectionMemento selection; switch (procdata->config.whose_process) { case ALL_PROCESSES: which = GLIBTOP_KERN_PROC_ALL; arg = 0; break; case ACTIVE_PROCESSES: which = GLIBTOP_KERN_PROC_ALL | GLIBTOP_EXCLUDE_IDLE; arg = 0; if (procdata->config.show_tree) { selection.save(procdata->tree); } break; default: which = GLIBTOP_KERN_PROC_UID; arg = getuid (); if (procdata->config.show_tree) { selection.save(procdata->tree); } break; } pid_list = glibtop_get_proclist (&proclist, which, arg); /* FIXME: total cpu time elapsed should be calculated on an individual basis here ** should probably have a total_time_last gint in the ProcInfo structure */ glibtop_get_cpu (&cpu); procdata->cpu_total_time = MAX(cpu.total - procdata->cpu_total_time_last, 1); procdata->cpu_total_time_last = cpu.total; refresh_list (procdata, pid_list, proclist.number); selection.restore(procdata->tree); g_free (pid_list); /* proclist.number == g_list_length(procdata->info) == g_hash_table_size(procdata->pids) */ } void proctable_update (ProcData * const procdata) { char* string; string = make_loadavg_string(); gtk_label_set_text (GTK_LABEL(procdata->loadavg), string); g_free (string); proctable_update_list (procdata); } void proctable_clear_tree (ProcData * const procdata) { GtkTreeModel *model; model = gtk_tree_view_get_model (GTK_TREE_VIEW (procdata->tree)); gtk_tree_store_clear (GTK_TREE_STORE (model)); proctable_free_table (procdata); update_sensitivity(procdata); } void proctable_free_table (ProcData * const procdata) { for (ProcInfo::Iterator it(ProcInfo::begin()); it != ProcInfo::end(); ++it) delete it->second; ProcInfo::all.clear(); } char* make_loadavg_string(void) { glibtop_loadavg buf; glibtop_get_loadavg(&buf); return g_strdup_printf( _("Load averages for the last 1, 5, 15 minutes: " "%0.2f, %0.2f, %0.2f"), buf.loadavg[0], buf.loadavg[1], buf.loadavg[2]); } void ProcInfo::set_icon(Glib::RefPtr icon) { this->pixbuf = icon; GtkTreeModel *model; model = gtk_tree_view_get_model(GTK_TREE_VIEW(ProcData::get_instance()->tree)); gtk_tree_store_set(GTK_TREE_STORE(model), &this->node, COL_PIXBUF, (this->pixbuf ? this->pixbuf->gobj() : NULL), -1); }