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fix issues with apu

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rework: create utils.BoxInfo
This commit is contained in:
zolliker
2024-03-20 08:47:47 +01:00
parent 9c9719bff4
commit 7f661bb314
4 changed files with 92 additions and 120 deletions
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122
install.py
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@@ -20,33 +20,26 @@ from glob import glob
from ipaddress import IPv4Interface
from configparser import ConfigParser
from os.path import join, getmtime, exists, basename
from utils import get_config
from utils import BoxInfo
if os.geteuid() != 0:
exit("You need to have root privileges to run this script.\nPlease try again, this time using 'sudo'. Exiting.")
TOOLS = '/home/l_samenv/boxtools'
BOX_TYPES = {
'00:0d:b9': 'apu', # bare apu or control box
'b8:27:eb': 'cm3', # iono pi
'd8:3a:dd': 'cm4', # dual-eth-rpi
}
TOOLS = BoxInfo.TOOLS
more_info = False
DEL = '__to_delete__'
CFGPATH = f'{TOOLS}/cfg/%s_%6.6x.cfg'
STARTUP_TEXT = f'{TOOLS}/startup_display.txt'
COMMENT = "; please refer to README.md for help"
CONFIG_TEMPLATE = f"""[NETWORK]
{COMMENT}
eth0=192.168.127.254
eth0=wan
eth1=192.168.2.2
eth2=192.168.3.3
eth3=dhcp
eth3=192.168.127.254
[ROUTER]
{COMMENT}
@@ -115,32 +108,10 @@ pip_requirements = {
}
net_addr = {} # dict <if name> of <ethernet address>
dhcp_server_cfg = [] # configuration for dhcp
main_info = { # info to be determined depending on cfg
'ifname': '', # name of interface of wan (dhcp) port
'addr': '', # addr of wan port
'hostname': socket.gethostname() # effective or given host name
}
box = BoxInfo()
dhcp_server_cfg = []
change_if_names = False
for netif in os.scandir('/sys/class/net'):
if netif.name != 'lo': # do not consider loopback interface
with open(os.path.join(netif.path, 'address')) as f:
addr = f.read().strip().lower()
n = netif.name
if n.startswith('enp'):
change_if_names = True
n = f'eth{int(n[3]) - 1}'
net_addr[n] = addr
sorted_if = sorted(net_addr)
boxaddr = net_addr[sorted_if[0]]
boxid = int(''.join(boxaddr.split(':')[-3:]), 16) & 0xffffff
boxtype = BOX_TYPES.get(boxaddr[:8])
TO_SYSTEM = f'{TOOLS}/to_{boxtype}'
TO_SYSTEM = f'{TOOLS}/to_{box.typ}'
if not exists(TO_SYSTEM):
TO_SYSTEM = f'{TOOLS}/to_system'
os.chdir(TO_SYSTEM)
@@ -172,8 +143,8 @@ def router(**opts):
def display_update(cfg):
text = '\n'.join(cfg.get('startup_text', '').split('|')[:3])
text = text.replace('HOST', main_info['hostname']) \
.replace('ADDR', main_info['addr']) + '\n'
text = text.replace('HOST', box.hostname) \
.replace('ADDR', box.get_macaddr()) + '\n'
if write_when_new(STARTUP_TEXT, text):
print('change startup text')
if doit:
@@ -285,10 +256,10 @@ def create_if(name, cfg):
if cfg == 'off':
result = None
elif cfg.startswith('wan') or cfg == 'dhcp':
if main_info.get('mainif', name) != name:
if box.main_if != name:
print(box.main_if, name)
raise ValueError('can not have more than one WAN/DHCP port')
main_info['mainif'] = name
main_info['addr'] = net_addr[name]
box.main_if = name
# default: all <= 192.0.0.0
# others have to be added explicitly
dhcp_server_cfg.append(('0.0.0.0/128.0.0.0', []))
@@ -407,68 +378,54 @@ class Do(Walker):
def handle_config():
cfgfile = None
cfgfiles = []
dhcp_server_cfg.clear()
for file in glob(CFGPATH % ('*', boxid)):
cfgfiles.append(file)
if boxtype == 'apu':
for i in [1, 2, 3]:
bad = glob(CFGPATH % ('*', boxid+i))
if bad:
print('cfg files found with bad apu id (use net addr of leftmost plug)')
print(bad)
return False
newhostname = main_info['hostname']
if not cfgfiles:
# determine if display is present
disp = serial.Serial('/dev/ttyS1', baudrate=115200, timeout=1)
disp.write(b'\x1b\x1b\x01\xf3')
display_available = disp.read(8)[0:4] == b'\x1b\x1b\x05\xf3'
if display_available:
# leftmost interface labelled 'eth0'
# main_info['mainif'] = sorted_if[0]
typ = 'controlbox'
template = CONTROLBOX_TEMPLATE
cfgfile = box.cfgfile
newhostname = box.hostname
if not cfgfile:
template = CONFIG_TEMPLATE
if box.typ == 'apu':
# determine if display is present
disp = serial.Serial('/dev/ttyS1', baudrate=115200, timeout=1)
disp.write(b'\x1b\x1b\x01\xf3')
display_available = disp.read(8)[0:4] == b'\x1b\x1b\x05\xf3'
if display_available:
typ = 'controlbox'
template = CONTROLBOX_TEMPLATE
else:
typ = 'bare apu'
else:
# rightmost interface
# main_info['mainif'] = sorted_if[-1]
typ = 'bare apu'
template = CONFIG_TEMPLATE
print('no cfg file found for this', typ, f'with id {boxid:%6.6x} (hostname={hostname})')
typ = 'rpi'
print('no cfg file found for this', typ,
f'with id {box.id:06x} (hostname={box.hostname})')
newhostname = input('enter host name: ')
if not newhostname:
print('no hostname given')
return False
cfgfile = CFGPATH % (newhostname, boxid)
cfgfile = BoxInfo.CFGPATH % (newhostname, box.id)
with open(cfgfile, 'w') as f:
f.write(template)
elif len(cfgfiles) > 1:
print('ERROR: ambiguous cfg files: %s' % ', '.join(cfgfiles))
else:
cfgfile = cfgfiles[0]
if cfgfile != CFGPATH % (newhostname, boxid):
if cfgfile != BoxInfo.CFGPATH % (newhostname, box.id):
if cfgfile:
newhostname = basename(cfgfile).rpartition('_')[0]
if doit:
os.system('sh sethostname.sh')
else:
if cfgfile:
print('replace host name %r by %r' % (main_info['hostname'], newhostname))
print('replace host name %r by %r' % (box.hostname, newhostname))
show.dirty = True
main_info['hostname'] = newhostname
config = box.read_config()
box.hostname = newhostname
if cfgfile is None:
return False
to_start = {}
ifname = ''
config = get_config()
try:
netcfg = config['NETWORK']
for name in netcfg:
if name not in net_addr:
if name not in box.macaddr:
print(f'{name} is not a valid network interface name')
raise RuntimeError('network interface name system does not match')
for ifname in net_addr:
for ifname in box.macaddr:
content = create_if(ifname, netcfg.get(ifname, 'off'))
# content = '\n'.join('%s=%s' % kv for kv in content.items())
todo = write_when_new(f'/etc/network/interfaces.d/{ifname}', content)
@@ -517,7 +474,7 @@ def handle_config():
#with open(cfgfile, 'w') as f:
# f.write('\n'.join(content))
except Exception as e:
print('ERROR: can not handle %s %s: %r' % (main_info['hostname'], ifname, e))
print('ERROR: can not handle %s %s: %r' % (box.hostname, ifname, e))
raise
return False
@@ -573,14 +530,15 @@ def handle_config():
unix_cmd('systemctl restart %s' % service)
unix_cmd('systemctl enable %s' % service)
if change_if_names:
if box.change_if_names:
print('interface name system has to be changed from enp*s0 to eth*')
with open('/etc/default/grub') as f:
content = f.read()
prev = 'GRUB_CMDLINE_LINUX_DEFAULT="quiet"'
repl = 'GRUB_CMDLINE_LINUX_DEFAULT="quiet net.ifnames=0"'
newcontent = content.replace(prev, repl)
if repl not in newcontent:
if repl not in content:
write_when_new('/etc/default/grub', newcontent)
unix_cmd('update-grub')