Commit 51803907 authored by Tristan Van Berkom's avatar Tristan Van Berkom
Browse files

_frontend/status.py: Added Cache size usage indicator to status bar 

This also adds some comments around the main status bar heading
rendering function.
parent 1254984d

buildstream/_frontend/status.py

+35 −7
Original line number Diff line number Diff line
@@ -353,13 +353,17 @@ class _StatusHeader(): 
    def render(self, line_length, elapsed):

        project = self._context.get_toplevel_project()

        line_length = max(line_length, 80)

        size = 0

        text = ''



        #

        # Line 1: Session time, project name, session / total elements

        #

        #  ========= 00:00:00 project-name (143/387) =========

        #

        session = str(len(self._stream.session_elements))

        total = str(len(self._stream.total_elements))



        # Format and calculate size for target and overall time code

        size = 0

        text = ''

        size += len(total) + len(session) + 4  # Size for (N/N) with a leading space

        size += 8  # Size of time code

        size += len(project.name) + 1
@@ -372,6 +376,12 @@ class _StatusHeader(): 
                self._format_profile.fmt(')')



        line1 = self._centered(text, size, line_length, '=')



        #

        # Line 2: Dynamic list of queue status reports

        #

        #  (Fetched:0 117 0)→ (Built:4 0 0)

        #

        size = 0

        text = ''
@@ -389,10 +399,28 @@ class _StatusHeader(): 


        line2 = self._centered(text, size, line_length, ' ')



        size = 24

        text = self._format_profile.fmt("~~~~~ ") + \

            self._content_profile.fmt('Active Tasks') + \

            self._format_profile.fmt(" ~~~~~")

        #

        # Line 3: Cache usage percentage report

        #

        #  ~~~~~~ cache: 69% ~~~~~~

        #

        usage = self._context.get_artifact_cache_usage()

        usage_percent = '{}%'.format(usage.used_percent)



        size = 21

        size += len(usage_percent)

        if usage.used_percent >= 95:

            formatted_usage_percent = self._error_profile.fmt(usage_percent)

        elif usage.used_percent >= 80:

            formatted_usage_percent = self._content_profile.fmt(usage_percent)

        else:

            formatted_usage_percent = self._success_profile.fmt(usage_percent)



        text = self._format_profile.fmt("~~~~~~ ") + \

            self._content_profile.fmt('cache') + \

            self._format_profile.fmt(': ') + \

            formatted_usage_percent + \

            self._format_profile.fmt(' ~~~~~~')

        line3 = self._centered(text, size, line_length, ' ')



        return line1 + '\n' + line2 + '\n' + line3