bytemark/flexnbd-c
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This commit is contained in:
Patrick J Cherry
2018-02-02 21:34:14 +00:00
parent 1b7b688f7a
commit 9c48da82cc
40 changed files with 666 additions and 858 deletions
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100
tests/acceptance/test_happy_path.rb
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@@ -1,5 +1,3 @@
# encoding: utf-8
require 'test/unit'
require 'environment'
require 'flexnbd/constants'
@@ -19,20 +17,18 @@ class TestHappyPath < Test::Unit::TestCase
@env.cleanup
end
def test_read1
@env.writefile1("f"*64)
@env.writefile1('f' * 64)
@env.serve1
[0, 12, 63].each do |num|
assert_equal(
bin( @env.nbd1.read(num*@env.blocksize, @env.blocksize) ),
bin( @env.file1.read(num*@env.blocksize, @env.blocksize) )
bin(@env.nbd1.read(num * @env.blocksize, @env.blocksize)),
bin(@env.file1.read(num * @env.blocksize, @env.blocksize))
)
end
[124, 1200, 10028, 25488].each do |num|
[124, 1200, 10_028, 25_488].each do |num|
assert_equal(bin(@env.nbd1.read(num, 4)), bin(@env.file1.read(num, 4)))
end
end
@@ -40,14 +36,14 @@ class TestHappyPath < Test::Unit::TestCase
# Check that we're not
#
def test_writeread1
@env.writefile1("0"*64)
@env.writefile1('0' * 64)
@env.serve1
[0, 12, 63].each do |num|
data = "X"*@env.blocksize
@env.nbd1.write(num*@env.blocksize, data)
assert_equal(data, @env.file1.read(num*@env.blocksize, data.size))
assert_equal(data, @env.nbd1.read(num*@env.blocksize, data.size))
data = 'X' * @env.blocksize
@env.nbd1.write(num * @env.blocksize, data)
assert_equal(data, @env.file1.read(num * @env.blocksize, data.size))
assert_equal(data, @env.nbd1.read(num * @env.blocksize, data.size))
end
end
@@ -55,115 +51,105 @@ class TestHappyPath < Test::Unit::TestCase
# up.
#
def test_writeread2
@env.writefile1("0"*1024)
@env.writefile1('0' * 1024)
@env.serve1
d0 = "\0"*@env.blocksize
d1 = "X"*@env.blocksize
d0 = "\0" * @env.blocksize
d1 = 'X' * @env.blocksize
(0..63).each do |num|
@env.nbd1.write(num*@env.blocksize*2, d1)
@env.nbd1.write(num * @env.blocksize * 2, d1)
end
(0..63).each do |num|
assert_equal(d0, @env.nbd1.read(((2*num)+1)*@env.blocksize, d0.size))
assert_equal(d0, @env.nbd1.read(((2 * num) + 1) * @env.blocksize, d0.size))
end
end
def setup_to_mirror
@env.writefile1( "f"*4 )
@env.writefile1('f' * 4)
@env.serve1
@env.writefile2( "0"*4 )
@env.writefile2('0' * 4)
@env.listen2
end
def test_mirror
@env.nbd1.can_die
@env.nbd2.can_die(0)
setup_to_mirror()
setup_to_mirror
stdout, stderr = @env.mirror12
@env.nbd1.join
@env.nbd2.join
assert( File.file?( @env.filename1 ),
"The source file was incorrectly deleted")
assert_equal(@env.file1.read_original( 0, @env.blocksize ),
@env.file2.read( 0, @env.blocksize ) )
assert(File.file?(@env.filename1),
'The source file was incorrectly deleted')
assert_equal(@env.file1.read_original(0, @env.blocksize),
@env.file2.read(0, @env.blocksize))
end
def test_mirror_unlink
@env.nbd1.can_die(0)
@env.nbd2.can_die(0)
setup_to_mirror()
setup_to_mirror
assert File.file?( @env.filename1 )
assert File.file?(@env.filename1)
stdout, stderr = @env.mirror12_unlink
assert_no_match( /unrecognized/, stderr )
assert_no_match(/unrecognized/, stderr)
Timeout.timeout(10) { @env.nbd1.join }
Timeout.timeout(10) do @env.nbd1.join end
assert !File.file?( @env.filename1 )
assert !File.file?(@env.filename1)
end
def test_write_to_high_block
#
# This test does not work on 32 bit platforms.
#
skip("Not relevant on 32-bit platforms") if ( ["a"].pack("p").size < 8 )
#
# This test does not work on 32 bit platforms.
#
skip('Not relevant on 32-bit platforms') if ['a'].pack('p').size < 8
# Create a large file, then try to write to somewhere after the 2G boundary
@env.truncate1 "4G"
@env.truncate1 '4G'
@env.serve1
@env.nbd1.write( 2**31+2**29, "12345678" )
@env.nbd1.write(2**31 + 2**29, '12345678')
sleep(1)
assert_equal "12345678", @env.nbd1.read( 2**31+2**29, 8 )
assert_equal '12345678', @env.nbd1.read(2**31 + 2**29, 8)
end
def test_set_acl
# Just check that we get sane feedback here
@env.writefile1( "f"*4 )
@env.writefile1('f' * 4)
@env.serve1
_,stderr = @env.acl1("127.0.0.1")
assert_no_match( /^(F|E):/, stderr )
_, stderr = @env.acl1('127.0.0.1')
assert_no_match(/^(F|E):/, stderr)
end
def test_write_more_than_one_run
one_mb = 2**20
data = "\0" * 256 * one_mb
File.open(@env.filename1, "wb") do |f| f.write( "1" * 256 * one_mb ) end
File.open(@env.filename1, 'wb') { |f| f.write('1' * 256 * one_mb) }
@env.serve1
sleep 5
@env.write1( data )
@env.write1(data)
@env.nbd1.can_die(0)
@env.nbd1.kill
i = 0
File.open(@env.filename1, "rb") do |f|
while mb = f.read( one_mb )
unless "\0"*one_mb == mb
msg = "Read non-zeros after offset %x:\n"%(i * one_mb)
File.open(@env.filename1, 'rb') do |f|
while mb = f.read(one_mb)
unless "\0" * one_mb == mb
msg = format("Read non-zeros after offset %x:\n", (i * one_mb))
msg += `hexdump #{@env.filename1} | head -n5`
fail msg
raise msg
end
i += 1
end
end
end
end