jgaunt/lenovo-sa120-fanspeed-utility
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Code Issues Releases Wiki Activity

Added maximum request length to work around memory issues on older enclosure systems

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This commit is contained in:
Miles McLean
2017-04-03 14:36:30 -05:00
parent e61331d80a
commit ff1872e4c2
1 changed files with 4 additions and 4 deletions
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8
fancontrol.py
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@@ -11,7 +11,7 @@ from subprocess import check_output, Popen, PIPE, STDOUT
def print_speeds(device): def print_speeds(device):
for i in range(0, 6): for i in range(0, 6):
print("Fan {} speed: {}".format(i, check_output(['sg_ses', '--index=coo,{}'.format(i), '--get=1:2:11', device]).decode('utf-8').split('\n')[0])) print("Fan {} speed: {}".format(i, check_output(['sg_ses', '--maxlen=32768', '--index=coo,{}'.format(i), '--get=1:2:11', device]).decode('utf-8').split('\n')[0]))
if len(sys.argv) < 1: if len(sys.argv) < 1:
print("python fancontrol.py 1-7") print("python fancontrol.py 1-7")
@@ -30,14 +30,14 @@ device = ""
for chk_device in devices_to_check: for chk_device in devices_to_check:
for dev_node in glob.glob(chk_device): for dev_node in glob.glob(chk_device):
try: try:
out = check_output(["sg_ses", dev_node], stderr=STDOUT) out = check_output(["sg_ses", '--maxlen=32768', dev_node], stderr=STDOUT)
if 'ThinkServerSA120' in out: if 'ThinkServerSA120' in out:
device = dev_node device = dev_node
print("Enclosure found on " + device); print("Enclosure found on " + device);
print_speeds(device) print_speeds(device)
print("Reading current configuration...") print("Reading current configuration...")
out = check_output(["sg_ses", "-p", "0x2", device, "--raw"]).decode('utf-8') out = check_output(["sg_ses", '--maxlen=32768', "-p", "0x2", device, "--raw"]).decode('utf-8')
s = out.split() s = out.split()
for i in range(0, 6): for i in range(0, 6):
@@ -68,7 +68,7 @@ for chk_device in devices_to_check:
break break
output.write("\n") output.write("\n")
p = Popen(['sg_ses', '-p', '0x2', device, '--control', '--data', '-'], stdout=PIPE, stdin=PIPE, stderr=PIPE) p = Popen(['sg_ses', '--maxlen=32768', '-p', '0x2', device, '--control', '--data', '-'], stdout=PIPE, stdin=PIPE, stderr=PIPE)
print("Set fan speeds... Waiting to get fan speeds (ctrl+c to skip)") print("Set fan speeds... Waiting to get fan speeds (ctrl+c to skip)")
print(p.communicate(input=bytearray(output.getvalue(), 'utf-8'))[0].decode('utf-8')) print(p.communicate(input=bytearray(output.getvalue(), 'utf-8'))[0].decode('utf-8'))
time.sleep(10) time.sleep(10)