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net.py setup. May not be safe on bang yet
author drewp@bigasterisk.com
date Wed, 10 Nov 2021 09:57:02 -0800
parents
children 82e46d7ff527
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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7
b6fff51f8676 net.py setup. May not be safe on bang yet
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1 from pyinfra import host
b6fff51f8676 net.py setup. May not be safe on bang yet
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2 from pyinfra.facts.hardware import Ipv4Addrs
b6fff51f8676 net.py setup. May not be safe on bang yet
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3 from pyinfra.facts.server import LinuxDistribution
b6fff51f8676 net.py setup. May not be safe on bang yet
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4 from pyinfra.operations import apt, files, server, systemd
b6fff51f8676 net.py setup. May not be safe on bang yet
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5
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6 bang_is_old = True
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7 is_pi = host.get_fact(LinuxDistribution)['name'] in ['Debian', 'Raspbian GNU/Linux']
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8 is_wifi = host.name in ['frontdoor', 'living', 'plus']
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9 ssh_host = host.host_data.get('ssh_hostname', host.name)
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10
b6fff51f8676 net.py setup. May not be safe on bang yet
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11 if is_wifi:
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12 files.put(src="files/wpa_supplicant.conf", dest="/etc/wpa_supplicant/wpa_supplicant.conf")
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13
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14 files.template(src='templates/hosts.j2', dest='/etc/hosts')
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15
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16 if host.name == 'prime':
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17 # prime should have gotten this through netplan, but i give up.
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18 #
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19 # Note the DNS list: this list is tried randomly, not in order, so we could have
b6fff51f8676 net.py setup. May not be safe on bang yet
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20 # some trouble with internal names
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21 files.template(src='templates/prime_resolved.conf.j2', dest='/etc/systemd/resolved.conf')
b6fff51f8676 net.py setup. May not be safe on bang yet
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22 else:
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23 files.template(src='templates/resolved.conf.j2', dest='/etc/systemd/resolved.conf')
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24 systemd.service(service='systemd-resolved.service', running=True, restarted=True)
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25
b6fff51f8676 net.py setup. May not be safe on bang yet
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26 files.template(src='templates/resolv.conf.j2', dest='/etc/resolv.conf')
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27
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28 if host.name in ['dash', 'slash', 'garage']:
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29 # might need to upgrade pi systemd if there are errors in this part
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30 apt.packages(packages=['netplan.io'])
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31 files.file(path='/etc/netplan/00-installer-config.yaml', present=False)
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32 addrs = host.get_fact(Ipv4Addrs)
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33 ipv4Interface = host.host_data['interface']
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34 ipv4Address = host.host_data['addr']
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35 files.template(src='templates/netplan_dns.yaml.j2',
b6fff51f8676 net.py setup. May not be safe on bang yet
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36 dest='/etc/netplan/99-ansible-written.yaml',
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37 ipv4Interface=ipv4Interface,
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38 ipv4Address=ipv4Address)
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39 server.shell(commands=['netplan apply'])
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40
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41 if host.name not in ['plus']:
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42 apt.packages(packages=['network-manager'], present=False)
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43
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44 if host.name == 'bang':
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45 files.template(src='templates/bang_interfaces.j2', dest='/etc/network/interfaces', user='root', group='root', mode='644')
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46 apt.packages(packages=['iptables', 'openntpd', 'ntpdate'])
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47 server.shell(commands=['systemctl mask sleep.target suspend.target hibernate.target hybrid-sleep.target'], user='root')
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48
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49 apt.packages(packages=['nfs-kernel-server'])
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50 files.template(src='templates/bang_exports.j2', dest='/etc/exports')
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51
b6fff51f8676 net.py setup. May not be safe on bang yet
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52 # Now using a HW router for this firewall. No incoming connections.
b6fff51f8676 net.py setup. May not be safe on bang yet
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53 # test connections from the outside:
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54 # http://www.t1shopper.com/tools/port-scanner/
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55 apt.packages(packages=['ufw'], present=False)
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56
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57 apt.packages(packages=['dnsmasq'])
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58 systemd.service(service='dnsmasq', enabled=False, running=False)
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59 files.directory(path='/opt/dnsmasq')
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60
b6fff51f8676 net.py setup. May not be safe on bang yet
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61 for net_name in ['10.1', '10.2', '10.5']:
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62 files.directory(path=f'/opt/dnsmasq/{net_name}')
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63 files.template(src='templates/dnsmasq.conf.j2', dest=f'/opt/dnsmasq/{net_name}/dnsmasq.conf', net=net_name)
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64 files.template(src='templates/dhcp_hosts_file.j2', dest=f'/opt/dnsmasq/{net_name}/hosts', net=net_name)
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65 files.template(src='templates/dhcp_hosts.j2', dest=f'/opt/dnsmasq/{net_name}/dhcp_hosts', net=net_name)
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66
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67 files.template(src='templates/dnsmasq.service.j2', dest=f'/etc/systemd/system/dnsmasq_{net_name}.service', net=net_name)
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68 systemd.service(service=f'dnsmasq_{net_name}', restarted=True, daemon_reload=True)
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69
b6fff51f8676 net.py setup. May not be safe on bang yet
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70 if host.name == 'prime':
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71 # using digitalocean network config:
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72 # https://cloud.digitalocean.com/networking/firewalls/f68899ae-1aac-4469-b379-59ce2bbc988f/droplets?i=7c5072
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73 apt.packages(packages=['ufw'], present=False)
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74
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75 files.line(name='shorter systemctl log window, for disk space',
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76 path='/etc/systemd/journald.conf',
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77 line='MaxFileSec',
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78 replace="MaxFileSec=7day")
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79
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80 for port in [80, 443]:
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81 files.template(src="webforward.service.j2", dest=f"/etc/systemd/system/web_forward_{port}.service", port=port)
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82 systemd.service(service=f'web_forward_{port}', enabled=True, restarted=True)