Shuffle progress stuff
Erik Johnston
parent
4e49f52375
commit
40cbd6b6ee
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@ -142,207 +142,6 @@ class Store(object):
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raise
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class Progress(object):
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"""Used to report progress of the port
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"""
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def __init__(self):
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self.tables = {}
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self.start_time = int(time.time())
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def add_table(self, table, cur, size):
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self.tables[table] = {
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"start": cur,
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"num_done": cur,
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"total": size,
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"perc": int(cur * 100 / size),
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}
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def update(self, table, num_done):
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data = self.tables[table]
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data["num_done"] = num_done
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data["perc"] = int(num_done * 100 / data["total"])
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def done(self):
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pass
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class CursesProgress(Progress):
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"""Reports progress to a curses window
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"""
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def __init__(self, stdscr):
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self.stdscr = stdscr
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curses.use_default_colors()
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curses.curs_set(0)
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curses.init_pair(1, curses.COLOR_RED, -1)
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curses.init_pair(2, curses.COLOR_GREEN, -1)
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self.last_update = 0
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self.finished = False
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super(CursesProgress, self).__init__()
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def update(self, table, num_done):
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super(CursesProgress, self).update(table, num_done)
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self.render()
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def render(self, force=False):
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now = time.time()
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if not force and now - self.last_update < 0.2:
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# reactor.callLater(1, self.render)
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return
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self.stdscr.clear()
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rows, cols = self.stdscr.getmaxyx()
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duration = int(now) - int(self.start_time)
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minutes, seconds = divmod(duration, 60)
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duration_str = '%02dm %02ds' % (minutes, seconds,)
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if self.finished:
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status = "Time spent: %s (Done!)" % (duration_str,)
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else:
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min_perc = min(
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(v["num_done"] - v["start"]) * 100. / (v["total"] - v["start"])
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if v["total"] - v["start"] else 100
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for v in self.tables.values()
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)
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if min_perc > 0:
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est_remaining = (int(now) - self.start_time) * 100 / min_perc
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est_remaining_str = '%02dm %02ds remaining' % divmod(est_remaining, 60)
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else:
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est_remaining_str = "Unknown"
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status = (
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"Time spent: %s (est. remaining: %s)"
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% (duration_str, est_remaining_str,)
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)
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self.stdscr.addstr(
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0, 0,
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status,
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curses.A_BOLD,
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)
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max_len = max([len(t) for t in self.tables.keys()])
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left_margin = 5
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middle_space = 1
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items = self.tables.items()
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items.sort(
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key=lambda i: (i[1]["perc"], i[0]),
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)
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for i, (table, data) in enumerate(items):
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if i + 2 >= rows:
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break
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perc = data["perc"]
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color = curses.color_pair(2) if perc == 100 else curses.color_pair(1)
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self.stdscr.addstr(
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i+2, left_margin + max_len - len(table),
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table,
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curses.A_BOLD | color,
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)
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size = 20
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progress = "[%s%s]" % (
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"#" * int(perc*size/100),
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" " * (size - int(perc*size/100)),
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)
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self.stdscr.addstr(
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i+2, left_margin + max_len + middle_space,
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"%s %3d%% (%d/%d)" % (progress, perc, data["num_done"], data["total"]),
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)
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if self.finished:
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self.stdscr.addstr(
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self.rows-1, 0,
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"Press any key to exit...",
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)
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self.stdscr.refresh()
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self.last_update = time.time()
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def done(self):
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self.finished = True
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self.render(True)
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self.stdscr.getch()
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def on_prepare_sqlite(self):
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self.stdscr.clear()
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self.stdscr.addstr(
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0, 0,
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"Preparing SQLite database...",
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curses.A_BOLD,
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)
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self.stdscr.refresh()
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def on_prepare_postgres(self):
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self.stdscr.clear()
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self.stdscr.addstr(
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0, 0,
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"Preparing PostgreSQL database...",
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curses.A_BOLD,
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)
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self.stdscr.refresh()
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def fetching_tables(self):
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self.stdscr.clear()
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self.stdscr.addstr(
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0, 0,
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"Fetching tables...",
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curses.A_BOLD,
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)
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self.stdscr.refresh()
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def preparing_tables(self):
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self.stdscr.clear()
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self.stdscr.addstr(
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0, 0,
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"Preparing tables...",
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curses.A_BOLD,
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)
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self.stdscr.refresh()
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class TerminalProgress(Progress):
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"""Just prints progress to the terminal
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"""
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def update(self, table, num_done):
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super(TerminalProgress, self).update(table, num_done)
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data = self.tables[table]
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print "%s: %d%% (%d/%d)" % (
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table, data["perc"],
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data["num_done"], data["total"],
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)
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def on_prepare_sqlite(self):
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print "Preparing SQLite database..."
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def on_prepare_postgres(self):
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print "Preparing PostgreSQL database..."
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def fetching_tables(self):
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print "Fetching tables..."
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def preparing_tables(self):
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print "Preparing tables..."
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class Porter(object):
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def __init__(self, **kwargs):
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self.__dict__.update(kwargs)
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@ -630,6 +429,180 @@ class Porter(object):
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reactor.stop()
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##############################################
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###### The following is simply UI stuff ######
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##############################################
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class Progress(object):
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"""Used to report progress of the port
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"""
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def __init__(self):
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self.tables = {}
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self.start_time = int(time.time())
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def add_table(self, table, cur, size):
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self.tables[table] = {
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"start": cur,
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"num_done": cur,
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"total": size,
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"perc": int(cur * 100 / size),
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}
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def update(self, table, num_done):
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data = self.tables[table]
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data["num_done"] = num_done
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data["perc"] = int(num_done * 100 / data["total"])
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def done(self):
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pass
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class CursesProgress(Progress):
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"""Reports progress to a curses window
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"""
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def __init__(self, stdscr):
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self.stdscr = stdscr
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curses.use_default_colors()
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curses.curs_set(0)
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curses.init_pair(1, curses.COLOR_RED, -1)
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curses.init_pair(2, curses.COLOR_GREEN, -1)
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self.last_update = 0
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self.finished = False
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super(CursesProgress, self).__init__()
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def update(self, table, num_done):
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super(CursesProgress, self).update(table, num_done)
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self.render()
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def render(self, force=False):
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now = time.time()
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if not force and now - self.last_update < 0.2:
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# reactor.callLater(1, self.render)
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return
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self.stdscr.clear()
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rows, cols = self.stdscr.getmaxyx()
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duration = int(now) - int(self.start_time)
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minutes, seconds = divmod(duration, 60)
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duration_str = '%02dm %02ds' % (minutes, seconds,)
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if self.finished:
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status = "Time spent: %s (Done!)" % (duration_str,)
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else:
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min_perc = min(
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(v["num_done"] - v["start"]) * 100. / (v["total"] - v["start"])
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if v["total"] - v["start"] else 100
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for v in self.tables.values()
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)
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if min_perc > 0:
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est_remaining = (int(now) - self.start_time) * 100 / min_perc
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est_remaining_str = '%02dm %02ds remaining' % divmod(est_remaining, 60)
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else:
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est_remaining_str = "Unknown"
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status = (
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"Time spent: %s (est. remaining: %s)"
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% (duration_str, est_remaining_str,)
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)
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self.stdscr.addstr(
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0, 0,
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status,
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curses.A_BOLD,
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)
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max_len = max([len(t) for t in self.tables.keys()])
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left_margin = 5
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middle_space = 1
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items = self.tables.items()
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items.sort(
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key=lambda i: (i[1]["perc"], i[0]),
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)
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for i, (table, data) in enumerate(items):
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if i + 2 >= rows:
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break
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perc = data["perc"]
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color = curses.color_pair(2) if perc == 100 else curses.color_pair(1)
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self.stdscr.addstr(
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i+2, left_margin + max_len - len(table),
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table,
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curses.A_BOLD | color,
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)
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size = 20
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progress = "[%s%s]" % (
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"#" * int(perc*size/100),
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" " * (size - int(perc*size/100)),
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)
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self.stdscr.addstr(
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i+2, left_margin + max_len + middle_space,
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"%s %3d%% (%d/%d)" % (progress, perc, data["num_done"], data["total"]),
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)
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if self.finished:
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self.stdscr.addstr(
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self.rows-1, 0,
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"Press any key to exit...",
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)
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self.stdscr.refresh()
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self.last_update = time.time()
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def done(self):
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self.finished = True
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self.render(True)
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self.stdscr.getch()
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def set_state(self, state):
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self.stdscr.clear()
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self.stdscr.addstr(
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0, 0,
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state + "...",
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curses.A_BOLD,
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)
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self.stdscr.refresh()
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class TerminalProgress(Progress):
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"""Just prints progress to the terminal
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"""
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def update(self, table, num_done):
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super(TerminalProgress, self).update(table, num_done)
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data = self.tables[table]
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print "%s: %d%% (%d/%d)" % (
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table, data["perc"],
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data["num_done"], data["total"],
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)
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def set_state(self, state):
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print state + "..."
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##############################################
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##############################################
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if __name__ == "__main__":
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parser = argparse.ArgumentParser()
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parser.add_argument("-v", action='store_true')
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