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ui.c
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/**
* ui.c -- various curses interfaces
* ______ ___
* / ____/___ / | _____________ __________
* / / __/ __ \/ /| |/ ___/ ___/ _ \/ ___/ ___/
* / /_/ / /_/ / ___ / /__/ /__/ __(__ |__ )
* \____/\____/_/ |_\___/\___/\___/____/____/
*
* The MIT License (MIT)
* Copyright (c) 2009-2016 Gerardo Orellana <hello @ goaccess.io>
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#define _LARGEFILE_SOURCE
#define _LARGEFILE64_SOURCE
#define _FILE_OFFSET_BITS 64
#define STDIN_FILENO 0
#ifndef _BSD_SOURCE
#define _BSD_SOURCE /* include stuff from 4.3 BSD */
#endif
#ifndef _DEFAULT_SOURCE
#define _DEFAULT_SOURCE
#endif
#if HAVE_CONFIG_H
#include <config.h>
#endif
#include <pthread.h>
#include <ctype.h>
#include <errno.h>
#include <inttypes.h>
#include <locale.h>
#include <stdlib.h>
#include <string.h>
#include <sys/stat.h>
#include <time.h>
#include <unistd.h>
#include "ui.h"
#ifdef HAVE_LIBTOKYOCABINET
#include "tcabdb.h"
#else
#include "gkhash.h"
#endif
#include "color.h"
#include "error.h"
#include "gmenu.h"
#include "goaccess.h"
#include "util.h"
#include "xmalloc.h"
/* *INDENT-OFF* */
/* Determine which metrics should be displayed per module/panel */
static GOutput outputting[] = {
{VISITORS , 1 , 1 , 1 , 1 , 1 , 1 , 1 , 0 , 0 , 1 , 1 , 1} ,
{REQUESTS , 1 , 1 , 1 , 1 , 1 , 1 , 1 , 1 , 1 , 1 , 0 , 0} ,
{REQUESTS_STATIC , 1 , 1 , 1 , 1 , 1 , 1 , 1 , 1 , 1 , 1 , 0 , 0} ,
{NOT_FOUND , 1 , 1 , 1 , 1 , 1 , 1 , 1 , 1 , 1 , 1 , 0 , 0} ,
{HOSTS , 1 , 1 , 1 , 1 , 1 , 1 , 1 , 0 , 0 , 1 , 1 , 0} ,
{OS , 1 , 1 , 1 , 1 , 1 , 1 , 1 , 0 , 0 , 1 , 1 , 1} ,
{BROWSERS , 1 , 1 , 1 , 1 , 1 , 1 , 1 , 0 , 0 , 1 , 1 , 1} ,
{VISIT_TIMES , 1 , 1 , 1 , 1 , 1 , 1 , 1 , 0 , 0 , 1 , 1 , 1} ,
{VIRTUAL_HOSTS , 1 , 1 , 1 , 1 , 1 , 1 , 1 , 0 , 0 , 1 , 0 , 0} ,
{REFERRERS , 1 , 1 , 1 , 1 , 1 , 1 , 1 , 0 , 0 , 1 , 0 , 0} ,
{REFERRING_SITES , 1 , 1 , 1 , 1 , 1 , 1 , 1 , 0 , 0 , 1 , 0 , 0} ,
{KEYPHRASES , 1 , 1 , 1 , 1 , 1 , 1 , 1 , 0 , 0 , 1 , 0 , 0} ,
{STATUS_CODES , 1 , 1 , 1 , 1 , 1 , 1 , 1 , 0 , 0 , 1 , 0 , 0} ,
{REMOTE_USER , 1 , 1 , 1 , 1 , 1 , 1 , 1 , 0 , 0 , 1 , 0 , 0} ,
#ifdef HAVE_GEOLOCATION
{GEO_LOCATION , 1 , 1 , 1 , 1 , 1 , 1 , 1 , 0 , 0 , 1 , 0 , 0} ,
#endif
};
/* *INDENT-ON* */
/* Structure to display overall statistics */
typedef struct Field_
{
const char *field;
/* char due to log, bw, log_file */
char *value;
GColors *(*colorlbl) (void);
GColors *(*colorval) (void);
short oneliner;
} Field;
/* Determine which metrics to output given a module
*
* On error, or if not found, NULL is returned.
* On success, the panel value is returned. */
GOutput *
output_lookup (GModule module)
{
int i, num_panels = ARRAY_SIZE (outputting);
for (i = 0; i < num_panels; i++) {
if (outputting[i].module == module)
return &outputting[i];
}
return NULL;
}
/* Initialize curses colors */
void
init_colors (int force)
{
/* use default foreground/background colors */
use_default_colors ();
/* first set a default normal color */
set_normal_color ();
/* then parse custom colors and initialize them */
set_colors (force);
}
/* Ncurses' window handling */
void
set_input_opts (void)
{
initscr ();
clear ();
noecho ();
halfdelay (10);
nonl ();
intrflush (stdscr, FALSE);
keypad (stdscr, TRUE);
if (curs_set (0) == ERR)
LOG_DEBUG (("Unable to change cursor: %s\n", strerror (errno)));
if (conf.mouse_support)
mousemask (BUTTON1_CLICKED, NULL);
}
/* Deletes the given window, freeing all memory associated with it. */
void
close_win (WINDOW * w)
{
if (w == NULL)
return;
wclear (w);
wrefresh (w);
delwin (w);
}
/* Get the current calendar time as a value of type time_t and convert
* time_t to tm as local time */
void
generate_time (void)
{
timestamp = time (NULL);
now_tm = localtime (×tamp);
}
/* Set the loading spinner as ended and manage the mutex locking. */
void
end_spinner (void)
{
if (conf.no_parsing_spinner)
return;
pthread_mutex_lock (&parsing_spinner->mutex);
parsing_spinner->state = SPN_END;
pthread_mutex_unlock (&parsing_spinner->mutex);
}
/* Set background colors to all windows. */
void
set_wbkgd (WINDOW * main_win, WINDOW * header_win)
{
GColors *color = get_color (COLOR_BG);
/* background colors */
wbkgd (main_win, COLOR_PAIR (color->pair->idx));
wbkgd (header_win, COLOR_PAIR (color->pair->idx));
wbkgd (stdscr, COLOR_PAIR (color->pair->idx));
wrefresh (main_win);
}
/* Creates and the new terminal windows and set basic properties to
* each of them. e.g., background color, enable the reading of
* function keys. */
void
init_windows (WINDOW ** header_win, WINDOW ** main_win)
{
int row = 0, col = 0;
/* init standard screen */
getmaxyx (stdscr, row, col);
if (row < MIN_HEIGHT || col < MIN_WIDTH)
FATAL ("Minimum screen size - 0 columns by 7 lines");
/* init header screen */
*header_win = newwin (6, col, 0, 0);
keypad (*header_win, TRUE);
if (*header_win == NULL)
FATAL ("Unable to allocate memory for header_win.");
/* init main screen */
*main_win = newwin (row - 8, col, 7, 0);
keypad (*main_win, TRUE);
if (*main_win == NULL)
FATAL ("Unable to allocate memory for main_win.");
set_wbkgd (*main_win, *header_win);
}
#pragma GCC diagnostic ignored "-Wformat-nonliteral"
/* Draw a generic header with the ability to set a custom text to it. */
void
draw_header (WINDOW * win, const char *s, const char *fmt, int y, int x, int w,
GColors * (*func) (void))
{
GColors *color = (*func) ();
char *buf;
buf = xmalloc (snprintf (NULL, 0, fmt, s) + 1);
sprintf (buf, fmt, s);
wattron (win, color->attr | COLOR_PAIR (color->pair->idx));
mvwhline (win, y, x, ' ', w);
mvwaddnstr (win, y, x, buf, w);
wattroff (win, color->attr | COLOR_PAIR (color->pair->idx));
free (buf);
}
#pragma GCC diagnostic warning "-Wformat-nonliteral"
/* Determine the actual size of the main window. */
void
term_size (WINDOW * main_win, int *main_win_height)
{
int term_h = 0, term_w = 0;
getmaxyx (stdscr, term_h, term_w);
*main_win_height = term_h - (MAX_HEIGHT_HEADER + MAX_HEIGHT_FOOTER);
wresize (main_win, *main_win_height, term_w);
wmove (main_win, *main_win_height, 0);
}
/* Get the module/panel label name for the given module enum value.
*
* On success, a string containing the label name is returned. */
const char *
module_to_label (GModule module)
{
static const char *modules[] = {
VISITORS_LABEL,
REQUESTS_LABEL,
REQUESTS_STATIC_LABEL,
NOT_FOUND_LABEL,
HOSTS_LABEL,
OS_LABEL,
BROWSERS_LABEL,
VISIT_TIMES_LABEL,
VIRTUAL_HOSTS_LABEL,
REFERRERS_LABEL,
REFERRING_SITES_LABEL,
KEYPHRASES_LABEL,
STATUS_CODES_LABEL,
REMOTE_USER_LABEL,
#ifdef HAVE_GEOLOCATION
GEO_LOCATION_LABEL,
#endif
};
return _(modules[module]);
}
/* Get the module/panel label id for the given module enum value.
*
* On success, a string containing the label id is returned. */
const char *
module_to_id (GModule module)
{
static const char *modules[] = {
VISITORS_ID,
REQUESTS_ID,
REQUESTS_STATIC_ID,
NOT_FOUND_ID,
HOSTS_ID,
OS_ID,
BROWSERS_ID,
VISIT_TIMES_ID,
VIRTUAL_HOSTS_ID,
REFERRERS_ID,
REFERRING_SITES_ID,
KEYPHRASES_ID,
STATUS_CODES_ID,
REMOTE_USER_ID,
#ifdef HAVE_GEOLOCATION
GEO_LOCATION_ID,
#endif
};
return _(modules[module]);
}
/* Get the module/panel label header for the given module enum value.
*
* On success, a string containing the label header is returned. */
const char *
module_to_head (GModule module)
{
static const char *modules[] = {
VISITORS_HEAD,
REQUESTS_HEAD,
REQUESTS_STATIC_HEAD,
NOT_FOUND_HEAD,
HOSTS_HEAD,
OS_HEAD,
BROWSERS_HEAD,
VISIT_TIMES_HEAD,
VIRTUAL_HOSTS_HEAD,
REFERRERS_HEAD,
REFERRING_SITES_HEAD,
KEYPHRASES_HEAD,
STATUS_CODES_HEAD,
REMOTE_USER_HEAD,
#ifdef HAVE_GEOLOCATION
GEO_LOCATION_HEAD,
#endif
};
if (!conf.ignore_crawlers)
modules[VISITORS] = VISITORS_HEAD_BOTS;
return _(modules[module]);
}
/* Get the module/panel label description for the given module enum
* value.
*
* On success, a string containing the label description is returned. */
const char *
module_to_desc (GModule module)
{
static const char *modules[] = {
VISITORS_DESC,
REQUESTS_DESC,
REQUESTS_STATIC_DESC,
NOT_FOUND_DESC,
HOSTS_DESC,
OS_DESC,
BROWSERS_DESC,
VISIT_TIMES_DESC,
VIRTUAL_HOSTS_DESC,
REFERRERS_DESC,
REFERRING_SITES_DESC,
KEYPHRASES_DESC,
STATUS_CODES_DESC,
REMOTE_USER_DESC,
#ifdef HAVE_GEOLOCATION
GEO_LOCATION_DESC,
#endif
};
return _(modules[module]);
}
/* Rerender the header window to reflect active module. */
void
update_active_module (WINDOW * header_win, GModule current)
{
GColors *color = get_color (COLOR_ACTIVE_LABEL);
const char *module = module_to_label (current);
int col = getmaxx (stdscr);
char *lbl = xmalloc (snprintf (NULL, 0, T_ACTIVE_PANEL, module) + 1);
sprintf (lbl, T_ACTIVE_PANEL, module);
wmove (header_win, 0, 30);
wattron (header_win, color->attr | COLOR_PAIR (color->pair->idx));
mvwprintw (header_win, 0, col - strlen (lbl) - 1, "%s", lbl);
wattroff (header_win, color->attr | COLOR_PAIR (color->pair->idx));
wrefresh (header_win);
free (lbl);
}
/* Print out (terminal) an overall field label. e.g., 'Processed Time' */
static void
render_overall_field (WINDOW * win, const char *s, int y, int x,
GColors * color)
{
wattron (win, color->attr | COLOR_PAIR (color->pair->idx));
mvwprintw (win, y, x, "%s", s);
wattroff (win, color->attr | COLOR_PAIR (color->pair->idx));
}
/* Print out (terminal) an overall field value. e.g., '120 secs' */
static void
render_overall_value (WINDOW * win, const char *s, int y, int x,
GColors * color)
{
wattron (win, color->attr | COLOR_PAIR (color->pair->idx));
mvwprintw (win, y, x, "%s", s);
wattroff (win, color->attr | COLOR_PAIR (color->pair->idx));
}
/* Convert the number of excluded ips to a string.
*
* On success, the number of excluded ips as a string is returned. */
static char *
get_str_excluded_ips (GLog * glog)
{
return int2str (glog->excluded_ip, 0);
}
/* Convert the number of failed requests to a string.
*
* On success, the number of failed requests as a string is returned. */
static char *
get_str_failed_reqs (GLog * glog)
{
return int2str (glog->invalid, 0);
}
/* Convert the number of processed requests to a string.
*
* On success, the number of processed requests as a string is returned. */
static char *
get_str_processed_reqs (GLog * glog)
{
return int2str (glog->processed, 0);
}
/* Convert the number of valid requests to a string.
*
* On success, the number of valid requests as a string is returned. */
static char *
get_str_valid_reqs (GLog * glog)
{
return int2str (glog->valid, 0);
}
/* Convert the number of not found requests to a string.
*
* On success, the number of not found requests as a string is
* returned. */
static char *
get_str_notfound_reqs (void)
{
return int2str (ht_get_size_datamap (NOT_FOUND), 0);
}
/* Convert the number of referrers to a string.
*
* On success, the number of referrers as a string is returned. */
static char *
get_str_ref_reqs (void)
{
return int2str (ht_get_size_datamap (REFERRERS), 0);
}
/* Convert the number of requests to a string.
*
* On success, the number of requests as a string is returned. */
static char *
get_str_reqs (void)
{
return int2str (ht_get_size_datamap (REQUESTS), 0);
}
/* Convert the number of static requests to a string.
*
* On success, the number of static requests as a string is returned. */
static char *
get_str_static_reqs (void)
{
return int2str (ht_get_size_datamap (REQUESTS_STATIC), 0);
}
/* Convert the number of unique visitors to a string.
*
* On success, the number of unique visitors as a string is returned. */
static char *
get_str_visitors (void)
{
return int2str (ht_get_size_uniqmap (VISITORS), 0);
}
/* Convert the time taken to process the log to a string.
*
* On success, the time taken to process the log as a string is
* returned. */
static char *
get_str_proctime (void)
{
char *s = NULL;
uint64_t secs = (long long) end_proc - start_proc;
#ifdef TCB_BTREE
if (conf.store_accumulated_time)
secs = (uint64_t) ht_get_genstats ("accumulated_time");
#endif
s = xmalloc (snprintf (NULL, 0, "%" PRIu64 "s", secs) + 1);
sprintf (s, "%" PRIu64 "s", secs);
return s;
}
/* Get the log file size in a human readable format.
*
* On success, the log file size as a string is returned. */
static char *
get_str_filesize (void)
{
return filesize_str (get_log_sizes ());
}
/* Get the log file path.
*
* On success, the log file path as a string is returned. */
static char *
get_str_logfile (void)
{
int col = getmaxx (stdscr), left_padding = 20;
return get_log_source_str (col - left_padding);
}
/* Get the bandwidth in a human readable format.
*
* On success, the bandwidth as a string is returned. */
static char *
get_str_bandwidth (GLog * glog)
{
return filesize_str ((float) glog->resp_size);
}
/* Iterate over the visitors module and sort date in an ascending
* order.
*
* On success, an array of sorted dates is returned. */
static char **
get_visitors_dates (GHolder * h)
{
char **dates = malloc (sizeof (char *) * h->holder_size);
int i;
for (i = 0; i < h->idx; i++) {
dates[i] = h->items[i].metrics->data;
}
qsort (dates, h->holder_size, sizeof (char *), strcmp_asc);
return dates;
}
/* Get the overall statistics start and end dates.
*
* On failure, 1 is returned
* On success, 0 is returned and an string containing the overall
* header is returned. */
int
get_start_end_parsing_dates (GHolder * h, char **start, char **end,
const char *f)
{
char **dates = NULL;
const char *sndfmt = conf.spec_date_time_num_format;
if (h->idx == 0)
return 1;
dates = get_visitors_dates (h + VISITORS);
/* just display the actual dates - no specificity */
*start = get_visitors_date (dates[0], sndfmt, f);
*end = get_visitors_date (dates[h->idx - 1], sndfmt, f);
free (dates);
return 0;
}
/* Get the overall statistics header (label).
*
* On success, an string containing the overall header is returned. */
char *
get_overall_header (GHolder * h)
{
const char *head = T_DASH_HEAD;
char *hd = NULL, *start = NULL, *end = NULL;
if (h->idx == 0 || get_start_end_parsing_dates (h, &start, &end, "%d/%b/%Y"))
return xstrdup (head);
hd = xmalloc (snprintf (NULL, 0, "%s (%s - %s)", head, start, end) + 1);
sprintf (hd, "%s (%s - %s)", head, start, end);
free (end);
free (start);
return hd;
}
/* Print out (terminal dashboard) the overall statistics header. */
static void
render_overall_header (WINDOW * win, GHolder * h)
{
char *hd = get_overall_header (h);
int col = getmaxx (stdscr);
draw_header (win, hd, " %s", 0, 0, col, color_panel_header);
free (hd);
}
/* Render the overall statistics. This will attempt to determine the
* right X and Y position given the current values. */
static void
render_overall_statistics (WINDOW * win, Field fields[], size_t n)
{
GColors *color = NULL;
int x_field = 2, x_value = 0;
size_t i, j, k, max_field = 0, max_value = 0, mod_val, y;
for (i = 0, k = 0, y = 2; i < n; i++) {
/* new line every OVERALL_NUM_COLS */
mod_val = k % OVERALL_NUM_COLS;
/* reset position & length and increment row */
if (k > 0 && mod_val == 0) {
max_value = max_field = 0;
x_value = x_field = 2;
y++;
}
/* x pos = max length of field */
x_field += max_field;
color = (*fields[i].colorlbl) ();
render_overall_field (win, fields[i].field, y, x_field, color);
/* get max length of field in the same column */
max_field = 0;
for (j = 0; j < n; j++) {
size_t len = strlen (fields[j].field);
if (j % OVERALL_NUM_COLS == mod_val && len > max_field &&
!fields[j].oneliner)
max_field = len;
}
/* get max length of value in the same column */
max_value = 0;
for (j = 0; j < n; j++) {
size_t len = strlen (fields[j].value);
if (j % OVERALL_NUM_COLS == mod_val && len > max_value &&
!fields[j].oneliner)
max_value = len;
}
/* spacers */
x_value = max_field + x_field + 1;
max_field += max_value + 2;
color = (*fields[i].colorval) ();
render_overall_value (win, fields[i].value, y, x_value, color);
k += fields[i].oneliner ? OVERALL_NUM_COLS : 1;
}
}
/* The entry point to render the overall statistics and free its data. */
void
display_general (WINDOW * win, GLog * glog, GHolder * h)
{
GColors *(*colorlbl) (void) = color_overall_lbls;
GColors *(*colorpth) (void) = color_overall_path;
GColors *(*colorval) (void) = color_overall_vals;
size_t n, i;
/* *INDENT-OFF* */
Field fields[] = {
{T_REQUESTS , get_str_processed_reqs (glog), colorlbl, colorval, 0},
{T_UNIQUE_VISITORS , get_str_visitors () , colorlbl, colorval, 0},
{T_UNIQUE_FILES , get_str_reqs () , colorlbl, colorval, 0},
{T_REFERRER , get_str_ref_reqs () , colorlbl, colorval, 0},
{T_VALID , get_str_valid_reqs (glog) , colorlbl, colorval, 0},
{T_GEN_TIME , get_str_proctime () , colorlbl, colorval, 0},
{T_STATIC_FILES , get_str_static_reqs () , colorlbl, colorval, 0},
{T_LOG , get_str_filesize () , colorlbl, colorval, 0},
{T_FAILED , get_str_failed_reqs (glog) , colorlbl, colorval, 0},
{T_EXCLUDE_IP , get_str_excluded_ips (glog) , colorlbl, colorval, 0},
{T_UNIQUE404 , get_str_notfound_reqs () , colorlbl, colorval, 0},
{T_BW , get_str_bandwidth (glog) , colorlbl, colorval, 0},
{T_LOG_PATH , get_str_logfile () , colorlbl, colorpth, 1}
};
/* *INDENT-ON* */
werase (win);
render_overall_header (win, h);
n = ARRAY_SIZE (fields);
render_overall_statistics (win, fields, n);
for (i = 0; i < n; i++) {
free (fields[i].value);
}
}
/* Implement a basic framework to build a field input.
*
* On success, the inputted string is returned. */
char *
input_string (WINDOW * win, int pos_y, int pos_x, size_t max_width,
const char *str, int enable_case, int *toggle_case)
{
char *s = xmalloc (max_width + 1), *tmp;
size_t i, c, pos = 0, x = 0, quit = 1, len = 0, size_x = 0, size_y = 0;
getmaxyx (win, size_y, size_x);
size_x -= 4;
/* are we setting a default string */
if (str) {
len = MIN (max_width, strlen (str));
memcpy (s, str, len);
s[len] = '\0';
x = pos = 0;
/* is the default str length greater than input field? */
if (strlen (s) > size_x) {
tmp = xstrdup (&s[0]);
tmp[size_x] = '\0';
mvwprintw (win, pos_y, pos_x, "%s", tmp);
free (tmp);
} else {
mvwprintw (win, pos_y, pos_x, "%s", s);
}
} else {
s[0] = '\0';
}
if (enable_case)
mvwprintw (win, size_y - 2, 1, " %s", CSENSITIVE);
wmove (win, pos_y, pos_x + x);
wrefresh (win);
curs_set (1);
while (quit) {
c = wgetch (stdscr);
switch (c) {
case 1: /* ^a */
case 262: /* HOME */
pos = x = 0;
break;
case 5:
case 360: /* END of line */
if (strlen (s) > size_x) {
x = size_x;
pos = strlen (s) - size_x;
} else {
pos = 0;
x = strlen (s);
}
break;
case 7: /* ^g */
case 27: /* ESC */
pos = x = 0;
if (str && *str == '\0')
s[0] = '\0';
quit = 0;
break;
case 9: /* TAB */
if (!enable_case)
break;
*toggle_case = *toggle_case == 0 ? 1 : 0;
if (*toggle_case)
mvwprintw (win, size_y - 2, 1, " %s", CISENSITIVE);
else if (!*toggle_case)
mvwprintw (win, size_y - 2, 1, " %s", CSENSITIVE);
break;
case 21: /* ^u */
s[0] = '\0';
pos = x = 0;
break;
case 8: /* xterm-256color */
case 127:
case KEY_BACKSPACE:
if (pos + x > 0) {
memmove (&s[(pos + x) - 1], &s[pos + x], (max_width - (pos + x)) + 1);
if (pos <= 0)
x--;
else
pos--;
}
break;
case KEY_LEFT:
if (x > 0)
x--;
else if (pos > 0)
pos--;
break;
case KEY_RIGHT:
if ((x + pos) < strlen (s)) {
if (x < size_x)
x++;
else
pos++;
}
break;
case 0x0a:
case 0x0d:
case KEY_ENTER:
quit = 0;
break;
default:
if (strlen (s) == max_width)
break;
if (!isprint (c))
break;
if (strlen (s) == pos) {
s[pos + x] = c;
s[pos + x + 1] = '\0';
waddch (win, c);
} else {
memmove (&s[pos + x + 1], &s[pos + x], strlen (&s[pos + x]) + 1);
s[pos + x] = c;
}
if ((x + pos) < max_width) {
if (x < size_x)
x++;
else
pos++;
}
}
tmp = xstrdup (&s[pos > 0 ? pos : 0]);
tmp[MIN (strlen (tmp), size_x)] = '\0';
for (i = strlen (tmp); i < size_x; i++)
mvwprintw (win, pos_y, pos_x + i, "%s", " ");
mvwprintw (win, pos_y, pos_x, "%s", tmp);
free (tmp);
wmove (win, pos_y, pos_x + x);
wrefresh (win);
}
curs_set (0);
return s;
}
/* Fill the given terminal dashboard menu with user agent data.
*
* On error, the 1 is returned.
* On success, 0 is returned. */
static int
fill_host_agents_gmenu (void *val, void *user_data)
{
GMenu *menu = user_data;
char *agent = ht_get_host_agent_val ((*(int *) val));
if (agent == NULL)
return 1;
menu->items[menu->size].name = agent;
menu->items[menu->size].checked = 0;
menu->size++;
return 0;
}
/* Iterate over the linked-list of user agents for the given host and
* load its data into the given menu. */
static void
load_host_agents_gmenu (void *list, void *user_data, int count)
{
GSLList *lst = list;
GMenu *menu = user_data;
menu->items = (GItem *) xcalloc (count, sizeof (GItem));
list_foreach (lst, fill_host_agents_gmenu, menu);
}
/* Set host data from a linked-list and load its data into a GMenu
* structure.
*
* On error, the 1 is returned.
* On success, 0 is returned. */
#ifdef TCB_BTREE
int
set_host_agents (const char *addr, void (*func) (void *, void *, int),
void *arr)
{
TCLIST *tclist;
GSLList *list;
int key, count = 0;
key = ht_get_keymap (HOSTS, addr);
if (key == 0)
return 1;
tclist = ht_get_host_agent_tclist (HOSTS, key);
if (!tclist)
return 1;
list = tclist_to_gsllist (tclist);
if ((count = list_count (list)) == 0) {
free (list);
return 1;
}
func (list, arr, count);
list_remove_nodes (list);
tclistdel (tclist);
return 0;
}
#endif
/* Set host data from a linked-list and load its data into a GMenu
* structure.
*
* On error, the 1 is returned.
* On success, 0 is returned. */
#ifndef TCB_BTREE
int
set_host_agents (const char *addr, void (*func) (void *, void *, int),
void *arr)
{
GSLList *list;
int data_nkey, count = 0;
data_nkey = ht_get_keymap (HOSTS, addr);
if (data_nkey == 0)
return 1;
list = ht_get_host_agent_list (HOSTS, data_nkey);
if (!list)
return 1;
if ((count = list_count (list)) == 0) {
free (list);
return 1;
}
func (list, arr, count);
#ifdef TCB_MEMHASH
free (list);
#endif
return 0;
}
#endif
/* Render a list of agents if available for the selected host/IP. */
void
load_agent_list (WINDOW * main_win, char *addr)
{
GMenu *menu;
WINDOW *win;
char buf[256];
int c, quit = 1, i;
int y, x, list_h, list_w, menu_w, menu_h;
if (!conf.list_agents)
return;
getmaxyx (stdscr, y, x);
list_h = y / 2; /* list window - height */
list_w = x - 4; /* list window - width */
menu_h = list_h - AGENTS_MENU_Y - 1; /* menu window - height */
menu_w = list_w - AGENTS_MENU_X - AGENTS_MENU_X; /* menu window - width */
win = newwin (list_h, list_w, (y - list_h) / 2, (x - list_w) / 2);
keypad (win, TRUE);
wborder (win, '|', '|', '-', '-', '+', '+', '+', '+');
/* create a new instance of GMenu and make it selectable */
menu = new_gmenu (win, menu_h, menu_w, AGENTS_MENU_Y, AGENTS_MENU_X);
if (set_host_agents (addr, load_host_agents_gmenu, menu) == 1)
goto out;
post_gmenu (menu);
snprintf (buf, sizeof buf, AGENTSDLG_HEAD, addr);