mirror of
https://github.com/xcat2/confluent.git
synced 2024-11-28 20:39:40 +00:00
2ef2e4d039
If we don't have a nice rectangular count of systems, the last row must tolerate index error in column.
96 lines
3.3 KiB
Python
96 lines
3.3 KiB
Python
# Copyright 2017 Lenovo
|
|
#
|
|
# Licensed under the Apache License, Version 2.0 (the "License");
|
|
# you may not use this file except in compliance with the License.
|
|
# You may obtain a copy of the License at
|
|
#
|
|
# http://www.apache.org/licenses/LICENSE-2.0
|
|
#
|
|
# Unless required by applicable law or agreed to in writing, software
|
|
# distributed under the License is distributed on an "AS IS" BASIS,
|
|
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
# See the License for the specific language governing permissions and
|
|
# limitations under the License.
|
|
|
|
import fcntl
|
|
import sys
|
|
import struct
|
|
import termios
|
|
|
|
def get_screengeom():
|
|
return struct.unpack('hh', fcntl.ioctl(sys.stdout, termios.TIOCGWINSZ,
|
|
b'....'))
|
|
class ScreenPrinter(object):
|
|
|
|
def __init__(self, noderange, client, textlen=4):
|
|
self.squeeze = sys.stdout.isatty()
|
|
self.textlen = textlen
|
|
self.noderange = noderange
|
|
self.client = client
|
|
self.nodeoutput = {}
|
|
self.nodelist = []
|
|
maxlen = 0
|
|
for ans in self.client.read('/noderange/{0}/nodes/'.format(noderange)):
|
|
if 'error' in ans:
|
|
sys.stderr.write(ans['error'])
|
|
continue
|
|
nodename = ans['item']['href'][:-1]
|
|
if len(nodename) > maxlen:
|
|
maxlen = len(nodename)
|
|
self.nodelist.append(nodename)
|
|
self.nodeoutput[nodename] = ''
|
|
self.nodenamelen = maxlen
|
|
self.textlen = textlen
|
|
self.fieldwidth = maxlen + textlen + 1 # 1 for column
|
|
|
|
def set_output(self, node, text):
|
|
if self.nodeoutput.get(node, None) == text:
|
|
return
|
|
self.nodeoutput[node] = text
|
|
if len(text) >= self.textlen:
|
|
self.textlen = len(text) + 1
|
|
self.fieldwidth = self.textlen + self.nodenamelen + 1
|
|
self.drawscreen()
|
|
|
|
def drawscreen(self):
|
|
if self.squeeze:
|
|
currheight, currwidth = get_screengeom()
|
|
currheight -= 1
|
|
numfields = currwidth // self.fieldwidth
|
|
fieldformat = '{{0:>{0}}}:{{1:{1}}}'.format(self.nodenamelen,
|
|
self.textlen)
|
|
sys.stdout.write('\x1b[2J\x1b[;H') # clear screen
|
|
if len(self.nodelist) < (numfields * currheight):
|
|
numfields = len(self.nodelist) // currheight + 1
|
|
else:
|
|
numfields = 1
|
|
fieldformat = '{0}: {1}'
|
|
if self.squeeze:
|
|
columns = [self.nodelist[x:x+currheight] for x in range(0, len(self.nodelist), currheight)]
|
|
for currow in range(0, len(columns[0])):
|
|
for col in columns:
|
|
try:
|
|
node = col[currow]
|
|
sys.stdout.write(fieldformat.format(node, self.nodeoutput[node]))
|
|
except IndexError:
|
|
break
|
|
sys.stdout.write('\n')
|
|
else:
|
|
for node in self.nodelist:
|
|
sys.stdout.write(fieldformat.format(node, self.nodeoutput[node]))
|
|
sys.stdout.write('\n')
|
|
sys.stdout.flush()
|
|
|
|
|
|
|
|
|
|
|
|
if __name__ == '__main__':
|
|
import confluent.client as client
|
|
c = client.Command()
|
|
p = ScreenPrinter('d1-d12', c)
|
|
p.set_output('d3', 'Upload: 67%')
|
|
|
|
|
|
|