Read /etc/mtab to a table

mount.py

#some person on the internet: https://stackoverflow.com/a/9290177
#That is, /etc/mtab should be the convention

class MountTableRow:
	def __init__(self, node, mount_point, fs_type, fs_options, fs_dump, fs_pass):
		self.node = node
		self.mount_point = mount_point
		self.fs_type = fs_type
		self.fs_options = fs_options
		self.fs_dump = fs_dump
		self.fs_pass = fs_pass


class MountTable:
	def __init__(self):
		self.table = list()
		self.by_node = dict()
		self.by_mount_point = dict()

	def parse_line(self, line):
		row = MountTableRow(*line.split())
		self.table.append(row)
		self.by_node[row.node] = row
		self.by_mount_point[row.mount_point] = row

	def is_mounted(self, node):
		return node in self.by_node

def get_mount_table():
	result = MountTable()

	with open('/etc/mtab', 'r') as infile:
		for line in infile:
			result.parse_line(line)

	return result