mirror of https://github.com/nicolargo/glances.git
Enhance Glances browser color #977
This commit is contained in:
nicolargo
parent
8b4ef8c235
commit
0874e13f1d
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@ -95,12 +95,16 @@ class GlancesClientBrowser:
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# Mandatory stats
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try:
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# CPU%
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cpu_percent = 100 - orjson.loads(s.getPlugin('cpu'))['idle']
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server['cpu_percent'] = f'{cpu_percent:.1f}'
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# logger.info(f"CPU stats {s.getPlugin('cpu')}")
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# logger.info(f"CPU views {s.getPluginView('cpu')}")
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server['cpu_percent'] = orjson.loads(s.getPlugin('cpu'))['total']
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server['cpu_percent_decoration'] = orjson.loads(s.getPluginView('cpu'))['total']['decoration']
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# MEM%
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server['mem_percent'] = orjson.loads(s.getPlugin('mem'))['percent']
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server['mem_percent_decoration'] = orjson.loads(s.getPluginView('mem'))['percent']['decoration']
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# OS (Human Readable name)
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server['hr_name'] = orjson.loads(s.getPlugin('system'))['hr_name']
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server['hr_name_decoration'] = 'DEFAULT'
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except (OSError, Fault, KeyError) as e:
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logger.debug(f"Error while grabbing stats form server ({e})")
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server['status'] = 'OFFLINE'
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@ -120,8 +124,8 @@ class GlancesClientBrowser:
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# Optional stats (load is not available on Windows OS)
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try:
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# LOAD
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load_min5 = orjson.loads(s.getPlugin('load'))['min5']
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server['load_min5'] = f'{load_min5:.2f}'
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server['load_min5'] = round(orjson.loads(s.getPlugin('load'))['min5'], 1)
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server['load_min5_decoration'] = orjson.loads(s.getPluginView('load'))['min5']['decoration']
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except Exception as e:
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logger.warning(f"Error while grabbing stats form server ({e})")
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@ -162,7 +162,7 @@ class _GlancesCurses:
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self._init_cursor()
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# Init the colors
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self._init_colors()
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self.colors_list = build_colors_list(args)
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# Init main window
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self.term_window = self.screen.subwin(0, 0)
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@ -216,133 +216,6 @@ class _GlancesCurses:
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curses.cbreak()
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self.set_cursor(0)
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def _init_colors(self):
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"""Init the Curses color layout."""
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# Set curses options
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try:
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if hasattr(curses, 'start_color'):
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curses.start_color()
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logger.debug(f'Curses interface compatible with {curses.COLORS} colors')
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if hasattr(curses, 'use_default_colors'):
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curses.use_default_colors()
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except Exception as e:
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logger.warning(f'Error initializing terminal color ({e})')
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# Init colors
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if self.args.disable_bold:
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A_BOLD = 0
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self.args.disable_bg = True
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else:
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A_BOLD = curses.A_BOLD
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self.title_color = A_BOLD
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self.title_underline_color = A_BOLD | curses.A_UNDERLINE
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self.help_color = A_BOLD
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if curses.has_colors():
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# The screen is compatible with a colored design
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# ex: export TERM=xterm-256color
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# export TERM=xterm-color
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curses.init_pair(1, -1, -1)
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if self.args.disable_bg:
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curses.init_pair(2, curses.COLOR_RED, -1)
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curses.init_pair(3, curses.COLOR_GREEN, -1)
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curses.init_pair(5, curses.COLOR_MAGENTA, -1)
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else:
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curses.init_pair(2, -1, curses.COLOR_RED)
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curses.init_pair(3, -1, curses.COLOR_GREEN)
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curses.init_pair(5, -1, curses.COLOR_MAGENTA)
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curses.init_pair(4, curses.COLOR_BLUE, -1)
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curses.init_pair(6, curses.COLOR_RED, -1)
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curses.init_pair(7, curses.COLOR_GREEN, -1)
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curses.init_pair(8, curses.COLOR_MAGENTA, -1)
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# Colors text styles
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self.no_color = curses.color_pair(1)
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self.default_color = curses.color_pair(3) | A_BOLD
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self.nice_color = curses.color_pair(8)
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self.cpu_time_color = curses.color_pair(8)
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self.ifCAREFUL_color = curses.color_pair(4) | A_BOLD
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self.ifWARNING_color = curses.color_pair(5) | A_BOLD
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self.ifCRITICAL_color = curses.color_pair(2) | A_BOLD
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self.default_color2 = curses.color_pair(7)
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self.ifCAREFUL_color2 = curses.color_pair(4)
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self.ifWARNING_color2 = curses.color_pair(8) | A_BOLD
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self.ifCRITICAL_color2 = curses.color_pair(6) | A_BOLD
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self.ifINFO_color = curses.color_pair(4)
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self.filter_color = A_BOLD
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self.selected_color = A_BOLD
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self.separator = curses.color_pair(1)
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if curses.COLORS > 8:
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# ex: export TERM=xterm-256color
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colors_list = [curses.COLOR_CYAN, curses.COLOR_YELLOW]
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for i in range(0, 3):
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try:
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curses.init_pair(i + 9, colors_list[i], -1)
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except Exception:
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curses.init_pair(i + 9, -1, -1)
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self.filter_color = curses.color_pair(9) | A_BOLD
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self.selected_color = curses.color_pair(10) | A_BOLD
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# Define separator line style
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try:
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curses.init_color(11, 500, 500, 500)
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curses.init_pair(11, curses.COLOR_BLACK, -1)
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self.separator = curses.color_pair(11)
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except Exception:
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# Catch exception in TMUX
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pass
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else:
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# The screen is NOT compatible with a colored design
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# switch to B&W text styles
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# ex: export TERM=xterm-mono
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self.no_color = -1
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self.default_color = -1
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self.nice_color = A_BOLD
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self.cpu_time_color = A_BOLD
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self.ifCAREFUL_color = A_BOLD
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self.ifWARNING_color = curses.A_UNDERLINE
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self.ifCRITICAL_color = curses.A_REVERSE
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self.default_color2 = -1
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self.ifCAREFUL_color2 = A_BOLD
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self.ifWARNING_color2 = curses.A_UNDERLINE
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self.ifCRITICAL_color2 = curses.A_REVERSE
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self.ifINFO_color = A_BOLD
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self.filter_color = A_BOLD
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self.selected_color = A_BOLD
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self.separator = -1
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# Define the colors list (hash table) for stats
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self.colors_list = {
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'DEFAULT': self.no_color,
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'UNDERLINE': curses.A_UNDERLINE,
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'BOLD': A_BOLD,
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'SORT': curses.A_UNDERLINE | A_BOLD,
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'OK': self.default_color2,
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'MAX': self.default_color2 | A_BOLD,
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'FILTER': self.filter_color,
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'TITLE': self.title_color,
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'PROCESS': self.default_color2,
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'PROCESS_SELECTED': self.default_color2 | curses.A_UNDERLINE,
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'STATUS': self.default_color2,
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'NICE': self.nice_color,
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'CPU_TIME': self.cpu_time_color,
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'CAREFUL': self.ifCAREFUL_color2,
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'WARNING': self.ifWARNING_color2,
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'CRITICAL': self.ifCRITICAL_color2,
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'OK_LOG': self.default_color,
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'CAREFUL_LOG': self.ifCAREFUL_color,
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'WARNING_LOG': self.ifWARNING_color,
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'CRITICAL_LOG': self.ifCRITICAL_color,
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'PASSWORD': curses.A_PROTECT,
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'SELECTED': self.selected_color,
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'INFO': self.ifINFO_color,
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'ERROR': self.selected_color,
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'SEPARATOR': self.separator,
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}
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def set_cursor(self, value):
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"""Configure the curse cursor appearance.
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@ -1303,3 +1176,128 @@ class GlancesTextboxYesNo(Textbox):
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def do_command(self, ch):
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return super().do_command(ch)
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def build_colors_list(args):
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"""Init the Curses color layout."""
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# Set curses options
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try:
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if hasattr(curses, 'start_color'):
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curses.start_color()
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logger.debug(f'Curses interface compatible with {curses.COLORS} colors')
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if hasattr(curses, 'use_default_colors'):
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curses.use_default_colors()
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except Exception as e:
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logger.warning(f'Error initializing terminal color ({e})')
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# Init colors
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if args.disable_bold:
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A_BOLD = 0
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args.disable_bg = True
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else:
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A_BOLD = curses.A_BOLD
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title_color = A_BOLD
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if curses.has_colors():
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# The screen is compatible with a colored design
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# ex: export TERM=xterm-256color
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# export TERM=xterm-color
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curses.init_pair(1, -1, -1)
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if args.disable_bg:
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curses.init_pair(2, curses.COLOR_RED, -1)
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curses.init_pair(3, curses.COLOR_GREEN, -1)
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curses.init_pair(5, curses.COLOR_MAGENTA, -1)
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else:
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curses.init_pair(2, -1, curses.COLOR_RED)
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curses.init_pair(3, -1, curses.COLOR_GREEN)
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curses.init_pair(5, -1, curses.COLOR_MAGENTA)
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curses.init_pair(4, curses.COLOR_BLUE, -1)
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curses.init_pair(6, curses.COLOR_RED, -1)
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curses.init_pair(7, curses.COLOR_GREEN, -1)
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curses.init_pair(8, curses.COLOR_MAGENTA, -1)
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# Colors text styles
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no_color = curses.color_pair(1)
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default_color = curses.color_pair(3) | A_BOLD
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nice_color = curses.color_pair(8)
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cpu_time_color = curses.color_pair(8)
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ifCAREFUL_color = curses.color_pair(4) | A_BOLD
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ifWARNING_color = curses.color_pair(5) | A_BOLD
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ifCRITICAL_color = curses.color_pair(2) | A_BOLD
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default_color2 = curses.color_pair(7)
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ifCAREFUL_color2 = curses.color_pair(4)
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ifWARNING_color2 = curses.color_pair(8) | A_BOLD
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ifCRITICAL_color2 = curses.color_pair(6) | A_BOLD
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ifINFO_color = curses.color_pair(4)
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filter_color = A_BOLD
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selected_color = A_BOLD
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separator = curses.color_pair(1)
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if curses.COLORS > 8:
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# ex: export TERM=xterm-256color
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colors_list = [curses.COLOR_CYAN, curses.COLOR_YELLOW]
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for i in range(0, 3):
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try:
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curses.init_pair(i + 9, colors_list[i], -1)
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except Exception:
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curses.init_pair(i + 9, -1, -1)
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filter_color = curses.color_pair(9) | A_BOLD
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selected_color = curses.color_pair(10) | A_BOLD
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# Define separator line style
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try:
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curses.init_color(11, 500, 500, 500)
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curses.init_pair(11, curses.COLOR_BLACK, -1)
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separator = curses.color_pair(11)
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except Exception:
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# Catch exception in TMUX
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pass
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else:
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# The screen is NOT compatible with a colored design
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# switch to B&W text styles
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# ex: export TERM=xterm-mono
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no_color = -1
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default_color = -1
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nice_color = A_BOLD
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cpu_time_color = A_BOLD
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ifCAREFUL_color = A_BOLD
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ifWARNING_color = curses.A_UNDERLINE
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ifCRITICAL_color = curses.A_REVERSE
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default_color2 = -1
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ifCAREFUL_color2 = A_BOLD
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ifWARNING_color2 = curses.A_UNDERLINE
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ifCRITICAL_color2 = curses.A_REVERSE
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ifINFO_color = A_BOLD
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filter_color = A_BOLD
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selected_color = A_BOLD
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separator = -1
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# Define the colors list (hash table) for stats
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return {
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'DEFAULT': no_color,
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'UNDERLINE': curses.A_UNDERLINE,
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'BOLD': A_BOLD,
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'SORT': curses.A_UNDERLINE | A_BOLD,
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'OK': default_color2,
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'MAX': default_color2 | A_BOLD,
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'FILTER': filter_color,
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'TITLE': title_color,
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'PROCESS': default_color2,
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'PROCESS_SELECTED': default_color2 | curses.A_UNDERLINE,
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'STATUS': default_color2,
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'NICE': nice_color,
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'CPU_TIME': cpu_time_color,
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'CAREFUL': ifCAREFUL_color2,
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'WARNING': ifWARNING_color2,
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'CRITICAL': ifCRITICAL_color2,
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'OK_LOG': default_color,
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'CAREFUL_LOG': ifCAREFUL_color,
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'WARNING_LOG': ifWARNING_color,
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'CRITICAL_LOG': ifCRITICAL_color,
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'PASSWORD': curses.A_PROTECT,
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'SELECTED': selected_color,
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'INFO': ifINFO_color,
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'ERROR': selected_color,
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'SEPARATOR': separator,
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}
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@ -24,11 +24,11 @@ class GlancesCursesBrowser(_GlancesCurses):
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super().__init__(args=args)
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_colors_list = {
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'UNKNOWN': self.no_color,
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'SNMP': self.default_color2,
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'ONLINE': self.default_color2,
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'OFFLINE': self.ifCRITICAL_color2,
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'PROTECTED': self.ifWARNING_color2,
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'UNKNOWN': self.colors_list['DEFAULT'],
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'SNMP': self.colors_list['OK'],
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'ONLINE': self.colors_list['OK'],
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'OFFLINE': self.colors_list['CRITICAL'],
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'PROTECTED': self.colors_list['WARNING'],
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}
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self.colors_list.update(_colors_list)
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@ -299,13 +299,11 @@ class GlancesCursesBrowser(_GlancesCurses):
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# Item description: [stats_id, column name, column size]
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column_def = [
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['name', 'Name', 16],
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['alias', None, None],
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['load_min5', 'LOAD', 6],
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['cpu_percent', 'CPU%', 5],
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['mem_percent', 'MEM%', 5],
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['status', 'STATUS', 9],
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['ip', 'IP', 15],
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# ['port', 'PORT', 5],
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['hr_name', 'OS', 16],
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]
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y = 2
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@ -331,24 +329,10 @@ class GlancesCursesBrowser(_GlancesCurses):
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# Display table
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line = 0
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for v in current_page:
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for server_stat in current_page:
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# Limit the number of displayed server (see issue #1256)
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if line >= stats_max:
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continue
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# Get server stats
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server_stat = {}
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for c in column_def:
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try:
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server_stat[c[0]] = v[c[0]]
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except KeyError as e:
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logger.debug(f"Cannot grab stats {c[0]} from server (KeyError: {e})")
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server_stat[c[0]] = '?'
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# Display alias instead of name
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try:
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if c[0] == 'alias' and v[c[0]] is not None:
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server_stat['name'] = v[c[0]]
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except KeyError:
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pass
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# Display line for server stats
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cpt = 0
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@ -362,9 +346,20 @@ class GlancesCursesBrowser(_GlancesCurses):
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# Display the line
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xc += 2
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for c in column_def:
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if xc < screen_x and y < screen_y and c[1] is not None:
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if xc < screen_x and y < screen_y:
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# Display server stats
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self.term_window.addnstr(y, xc, format(server_stat[c[0]]), c[2], self.colors_list[v['status']])
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value = format(server_stat.get(c[0], '?'))
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if c[0] == 'name' and 'alias' in server_stat:
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value = server_stat['alias']
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decoration = self.colors_list.get(
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server_stat[c[0] + '_decoration'].replace('_LOG', '')
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if c[0] + '_decoration' in server_stat
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else self.colors_list[server_stat['status']],
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self.colors_list['DEFAULT'],
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)
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if c[0] == 'status':
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decoration = self.colors_list[server_stat['status']]
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self.term_window.addnstr(y, xc, value, c[2], decoration)
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xc += c[2] + self.space_between_column
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cpt += 1
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# Next line, next server...
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