import FileSystem
import time
FileSystem.Initialize_My_FileSystem()
fs = FileSystem.FileSystemOperations()
fsexit = 0
print("RAID5")
while fsexit == 0:
command = raw_input("$ ")
command = command.split()
try:
if command[0] == "mkdir":
fs.mkdir(command[1])
elif command[0] == "create":
fs.create(command[1])
elif command[0] == "write":
path = command[1]
data = command[2:len(command) - 1]
data = ' '.join(str(item) for item in data)
offset = command[len(command) - 1]
start = time.clock()
fs.write(str(path), str(data), int(offset))
end = time.clock()
#print("Time taken to perform write:", end - start)
elif command[0] == "read":
path = command[1]
offset = command[2]
size = command[3]
start = time.clock()
fs.read(path, int(offset), int(size))
end = time.clock()
import FileSystem
FileSystem.Initialize_My_FileSystem()
interface = FileSystem.FileSystemOperations()
#1. MAKING NEW DIRECTORY
'''
interface.mkdir("/A")
interface.mkdir("/A/B")
interface.mkdir("/A/B/C")
interface.mkdir("D")
interface.status()
'''
#2. WRITING NEW FILES AND READING. [[BEFORE WRTING WE HAVE TO CRTEATE THE FILE ]]
'''
interface.create("/1.txt")
interface.write("/1.txt", "Principles of Computer System Design")
interface.mkdir("/A")
interface.create("/A/2.txt")
interface.write("/A/2.txt", "Hello World!")
interface.status()
interface.read("/1.txt")
interface.read("/A/2.txt", 2, 3) #reading only 3 words from offset 2 (including the offset)
'''
#3. OVERWIRING OR APPEND FILE AT THE GIVEN OFFSET.
'''
interface.create("/1.txt")
interface.write("/1.txt", "ABC")
interface.read("/1.txt")
def file_system_repl():
fsop = FileSystem.FileSystemOperations()
invalid_command = "That was not a recognized command, please follow the formatting seen in the menu choices."
menu = """
mkdir <path>
create <path>
mv <old_path> <new_path>
read <path> <offset>=0 <size>=-1 <delay>=0
write <path> <data> <offset>=0 <delay>=0
rm <path>
status
exit
"""
print(menu)
print(
"Choose from the above commands in the following terminal:\n(Optional parameters must be specified in order if desired.)"
)
while True:
print("$ ", end="")
input = raw_input().strip()
if input == "": continue
try:
command = input.split(" ")
except:
print(invalid_command)
continue
if len(command) == 0: continue
elif command[0] == "mkdir":
if (len(command) != 2):
print(invalid_command)
continue
path = command[1]
fsop.mkdir(path)
elif command[0] == "create":
if (len(command) != 2):
print(invalid_command)
continue
path = command[1]
if (path == '/'):
print("Invalid path. Root exists.")
continue
fsop.create(path)
elif command[0] == "mv":
if (len(command) != 3):
print(invalid_command)
continue
old_path = command[1]
new_path = command[2]
fsop.mv(old_path, new_path)
elif command[0] == "read":
if (len(command) < 2 or len(command) > 5):
print(invalid_command)
continue
path = command[1]
offset = 0
size = -1
delay_sec = 0
if (len(command) >= 3):
offset = int(command[2])
if (len(command) >= 4):
size = int(command[3])
if (len(command) >= 5):
delay_sec = int(command[4])
fsop.read(path, offset, size, delay_sec)
elif command[0] == "write":
if (len(command) < 3 or len(command) > 5):
print(invalid_command)
continue
path = command[1]
data = command[2]
offset = 0
delay_sec = 0
if (len(command) >= 4):
offset = int(command[3])
if (len(command) >= 5):
delay_sec = int(command[4])
fsop.write(path, data, offset, delay_sec)
elif command[0] == "status":
if (len(command) > 1):
print(invalid_command)
continue
print(
"Implementation of this method was deemed unecessary by Cody.")
continue
elif command[0] == "rm":
if (len(command) != 2):
print(invalid_command)
continue
path = command[1]
fsop.rm(path)
elif command[0] == "exit":
if (len(command) > 1):
print(invalid_command)
continue
print("Exiting demo...")
quit()
else:
print(invalid_command)
continue
