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annotate net.py @ 289:65e28d2e0cd8

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move static templates to files/ ; use inventory tags for selecting hosts+features ; other refactors
author drewp@bigasterisk.com
date Sun, 21 Apr 2024 17:07:23 -0700
parents 3af02e24eaf9
children 11d3bcedb9f0
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b6fff51f8676 net.py setup. May not be safe on bang yet
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1 from pyinfra import host
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2 from pyinfra.operations import apt, files, server, systemd
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5 def cleanup():
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6 # past attempts
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7 files.file(path='/etc/network/interfaces', present=False)
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9 for search_dir in [
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10 # search path per `man systemd.network`:
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11 # /lib/systemd/network # These OS files are ok.
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12 '/usr/local/lib/systemd/network/', # Probably no such dir.
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13 '/run/systemd/network/', # Previous netplan attempts dumped in here.
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14 # '/etc/systemd/network/', # I'm going to work in here.
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15 ]:
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16 files.sync(
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17 src="files/empty_dir/",
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18 dest=search_dir,
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19 delete=True,
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20 )
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22 # On pipe:
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23 # Now using a HW router for this firewall. No incoming connections.
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24 # test connections from the outside:
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25 # http://www.t1shopper.com/tools/port-scanner/
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26 # On prime:
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27 # using digitalocean network config:
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28 # https://cloud.digitalocean.com/networking/firewalls/f68899ae-1aac-4469-b379-59ce2bbc988f/droplets?i=7c5072
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29 apt.packages(packages=['ufw'], present=False)
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8b8ef9d8f0fd dead code and templates, reformat, maybe a little refactor
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32 def iptables_version():
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33 # https://github.com/k3s-io/k3s/issues/1812 unclear, but more importantly, this has to be set
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34 # on pipe in a way that works with the commands in house_net.service (and net_routes)
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35 server.shell(commands=[
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36 'update-alternatives --set iptables /usr/sbin/iptables-legacy',
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37 'update-alternatives --set ip6tables /usr/sbin/ip6tables-legacy',
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38 ])
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39 # needs reboot if this changed
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42 iptables_version()
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43 server.sysctl(key='net.ipv6.conf.all.disable_ipv6', value=1, persist=True)
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45 if host.name == 'prime':
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46 cleanup()
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48 files.template(
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49 src="files/net/prime.network",
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50 dest="/etc/systemd/network/99-prime.network",
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51 )
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52 systemd.service(service='systemd-networkd.service', enabled=True, running=True, restarted=True)
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54 if host.name == 'bang':
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55 cleanup()
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57 files.template(src="files/net/bang_10.2.network", dest="/etc/systemd/network/20-10.2.network")
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58 apt.packages(packages=['network-manager'], present=False)
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59 systemd.service(service='systemd-networkd.service', enabled=True, running=True, restarted=True)
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61 if host.name == 'pipe':
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62 cleanup()
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64 files.template(src="files/net/pipe_10.2.network", dest="/etc/systemd/network/99-10.2.network")
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65 files.template(src="files/net/pipe_isp.network", dest="/etc/systemd/network/99-isp.network")
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66 server.sysctl(key='net.ipv4.ip_forward', value=1, persist=True)
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67 files.template(src="files/net/house_net.service", dest="/etc/systemd/system/house_net.service", out_interface='eth0')
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68 systemd.service(service='house_net.service', daemon_reload=True, enabled=True, running=True, restarted=True)
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69 systemd.service(service='systemd-networkd.service', enabled=True, running=True, restarted=True)
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71 if host.name == 'ditto':
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72 files.template(
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73 src="files/net/ditto-netplan.yaml",
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74 dest="/etc/netplan/00-installer-config.yaml",
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75 create_remote_dir=True,
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76 )
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78 systemd.service(service='systemd-networkd.service', enabled=True, running=True, restarted=True)