Mercurial > code > home > repos > infra

annotate dns.py @ 121:2ece7ed8b4e3

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
filled up address space again, with lightswitches this time
author drewp@bigasterisk.com
date Wed, 07 Dec 2022 23:13:24 -0800
parents 661af5652dfa
children 9b5bbaf37dbe
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
34
d4fb38f13c79 refactor dns and some other non-net setup
drewp@bigasterisk.com
parents:
diff changeset
1 from pyinfra import host
102
9ec487a381e2 refactor prepare_dhcp_hosts
drewp@bigasterisk.com
parents: 94
diff changeset
2 from pyinfra.operations import apt, files, systemd
38
4026b6b8028f get dhcp mapping from lanscape
drewp@bigasterisk.com
parents: 34
diff changeset
3
94
122ba5444176 dhcp,dns to pipe
drewp@bigasterisk.com
parents: 88
diff changeset
4
106
5faa7e3aa38f bang can use dhcp and gets a static addr
drewp
parents: 103
diff changeset
5 def dnsmasq_instance(net_name, house_iface, dhcp_range, router, dhcp_hosts_filename='/dev/null'):
88
dae714e8f620 reactor and temporarily cut dep on lanscape
drewp@bigasterisk.com
parents: 81
diff changeset
6 files.directory(path=f'/opt/dnsmasq/{net_name}')
103
8b8ef9d8f0fd dead code and templates, reformat, maybe a little refactor
drewp@bigasterisk.com
parents: 102
diff changeset
7 files.template(src='templates/dnsmasq/dnsmasq.conf.j2',
8b8ef9d8f0fd dead code and templates, reformat, maybe a little refactor
drewp@bigasterisk.com
parents: 102
diff changeset
8 dest=f'/opt/dnsmasq/{net_name}/dnsmasq.conf',
8b8ef9d8f0fd dead code and templates, reformat, maybe a little refactor
drewp@bigasterisk.com
parents: 102
diff changeset
9 net=net_name,
8b8ef9d8f0fd dead code and templates, reformat, maybe a little refactor
drewp@bigasterisk.com
parents: 102
diff changeset
10 house_iface=house_iface,
8b8ef9d8f0fd dead code and templates, reformat, maybe a little refactor
drewp@bigasterisk.com
parents: 102
diff changeset
11 dhcp_range=dhcp_range,
8b8ef9d8f0fd dead code and templates, reformat, maybe a little refactor
drewp@bigasterisk.com
parents: 102
diff changeset
12 router=router,
8b8ef9d8f0fd dead code and templates, reformat, maybe a little refactor
drewp@bigasterisk.com
parents: 102
diff changeset
13 dhcp_enabled=net_name == '10.2' and host.name == 'pipe')
88
dae714e8f620 reactor and temporarily cut dep on lanscape
drewp@bigasterisk.com
parents: 81
diff changeset
14 files.template(src='templates/dnsmasq/hosts.j2', dest=f'/opt/dnsmasq/{net_name}/hosts', net=net_name)
106
5faa7e3aa38f bang can use dhcp and gets a static addr
drewp
parents: 103
diff changeset
15 files.template(src=dhcp_hosts_filename, dest=f'/opt/dnsmasq/{net_name}/dhcp_hosts', net=net_name)
88
dae714e8f620 reactor and temporarily cut dep on lanscape
drewp@bigasterisk.com
parents: 81
diff changeset
16
dae714e8f620 reactor and temporarily cut dep on lanscape
drewp@bigasterisk.com
parents: 81
diff changeset
17 files.template(src='templates/dnsmasq/dnsmasq.service.j2',
dae714e8f620 reactor and temporarily cut dep on lanscape
drewp@bigasterisk.com
parents: 81
diff changeset
18 dest=f'/etc/systemd/system/dnsmasq_{net_name}.service',
dae714e8f620 reactor and temporarily cut dep on lanscape
drewp@bigasterisk.com
parents: 81
diff changeset
19 net=net_name)
dae714e8f620 reactor and temporarily cut dep on lanscape
drewp@bigasterisk.com
parents: 81
diff changeset
20 if net_name == '10.2':
dae714e8f620 reactor and temporarily cut dep on lanscape
drewp@bigasterisk.com
parents: 81
diff changeset
21 systemd.service(service=f'dnsmasq_{net_name}', enabled=True, restarted=True, daemon_reload=True)
94
122ba5444176 dhcp,dns to pipe
drewp@bigasterisk.com
parents: 88
diff changeset
22
122ba5444176 dhcp,dns to pipe
drewp@bigasterisk.com
parents: 88
diff changeset
23
122ba5444176 dhcp,dns to pipe
drewp@bigasterisk.com
parents: 88
diff changeset
24 files.template(src='templates/hosts.j2', dest='/etc/hosts')
103
8b8ef9d8f0fd dead code and templates, reformat, maybe a little refactor
drewp@bigasterisk.com
parents: 102
diff changeset
25 files.link(path='/etc/resolv.conf', target='/run/systemd/resolve/resolv.conf', force=True)
94
122ba5444176 dhcp,dns to pipe
drewp@bigasterisk.com
parents: 88
diff changeset
26 files.template(src='templates/resolved.conf.j2', dest='/etc/systemd/resolved.conf')
122ba5444176 dhcp,dns to pipe
drewp@bigasterisk.com
parents: 88
diff changeset
27 systemd.service(service='systemd-resolved.service', running=True, restarted=True)
122ba5444176 dhcp,dns to pipe
drewp@bigasterisk.com
parents: 88
diff changeset
28
34
d4fb38f13c79 refactor dns and some other non-net setup
drewp@bigasterisk.com
parents:
diff changeset
29 if host.name == 'bang':
d4fb38f13c79 refactor dns and some other non-net setup
drewp@bigasterisk.com
parents:
diff changeset
30 systemd.service(service='dnsmasq', enabled=False, running=False)
d4fb38f13c79 refactor dns and some other non-net setup
drewp@bigasterisk.com
parents:
diff changeset
31 files.directory(path='/opt/dnsmasq')
d4fb38f13c79 refactor dns and some other non-net setup
drewp@bigasterisk.com
parents:
diff changeset
32
94
122ba5444176 dhcp,dns to pipe
drewp@bigasterisk.com
parents: 88
diff changeset
33 dnsmasq_instance('10.5', house_iface='unused', dhcp_range='unused', router='unused') # only works after wireguard is up
34
d4fb38f13c79 refactor dns and some other non-net setup
drewp@bigasterisk.com
parents:
diff changeset
34
94
122ba5444176 dhcp,dns to pipe
drewp@bigasterisk.com
parents: 88
diff changeset
35 elif host.name == 'pipe':
122ba5444176 dhcp,dns to pipe
drewp@bigasterisk.com
parents: 88
diff changeset
36 systemd.service(service='dnsmasq', enabled=False, running=False)
122ba5444176 dhcp,dns to pipe
drewp@bigasterisk.com
parents: 88
diff changeset
37 files.directory(path='/opt/dnsmasq')
116
6ec849f1a8c9 dhcp_hosts in a real template now
drewp@bigasterisk.com
parents: 106
diff changeset
38 dnsmasq_instance('10.2',
6ec849f1a8c9 dhcp_hosts in a real template now
drewp@bigasterisk.com
parents: 106
diff changeset
39 house_iface='eth1',
121
2ece7ed8b4e3 filled up address space again, with lightswitches this time
drewp@bigasterisk.com
parents: 120
diff changeset
40 dhcp_range='10.2.0.121,10.2.0.230',
116
6ec849f1a8c9 dhcp_hosts in a real template now
drewp@bigasterisk.com
parents: 106
diff changeset
41 router='10.2.0.3',
6ec849f1a8c9 dhcp_hosts in a real template now
drewp@bigasterisk.com
parents: 106
diff changeset
42 dhcp_hosts_filename='templates/dnsmasq/dhcp_hosts.j2')
119
51a471fa4d29 metrics on dnsmasq log errors and DHCP commands
drewp@bigasterisk.com
parents: 116
diff changeset
43 out = '/opt/dnsmasq/10.2'
51a471fa4d29 metrics on dnsmasq log errors and DHCP commands
drewp@bigasterisk.com
parents: 116
diff changeset
44 # This mtail is for dhcp command counts and errors. Another monitor in lanscape/ reads the leases file.
51a471fa4d29 metrics on dnsmasq log errors and DHCP commands
drewp@bigasterisk.com
parents: 116
diff changeset
45 files.template(src='templates/dnsmasq/metrics.mtail.j2', dest=f'{out}/metrics.mtail')
51a471fa4d29 metrics on dnsmasq log errors and DHCP commands
drewp@bigasterisk.com
parents: 116
diff changeset
46 files.template(src='templates/dnsmasq/run_mtail.sh', dest=f'{out}/run_mtail.sh')
51a471fa4d29 metrics on dnsmasq log errors and DHCP commands
drewp@bigasterisk.com
parents: 116
diff changeset
47
51a471fa4d29 metrics on dnsmasq log errors and DHCP commands
drewp@bigasterisk.com
parents: 116
diff changeset
48 files.template(src='templates/dnsmasq/dnsmasq-mtail.service.j2', dest=f'/etc/systemd/system/dnsmasq-mtail.service')
51a471fa4d29 metrics on dnsmasq log errors and DHCP commands
drewp@bigasterisk.com
parents: 116
diff changeset
49 systemd.service(service=f'dnsmasq-mtail', enabled=True, restarted=True, daemon_reload=True)
94
122ba5444176 dhcp,dns to pipe
drewp@bigasterisk.com
parents: 88
diff changeset
50
122ba5444176 dhcp,dns to pipe
drewp@bigasterisk.com
parents: 88
diff changeset
51 else:
102
9ec487a381e2 refactor prepare_dhcp_hosts
drewp@bigasterisk.com
parents: 94
diff changeset
52 pass