124 lines
3.5 KiB
Plaintext
124 lines
3.5 KiB
Plaintext
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# An example NCD script for network configuration.
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#
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# The first three processes demonstrate different kinds of interfaces
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# and configurations. They are all disabled by default.
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#
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# The last process waits for one of the interfaces to come up
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# and sets up routes and DNS entries to use that interface for
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# Internet access.
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#
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# Be sure to change the dependency list in the last process to name
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# the interfaces you use.
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# Example wired interface with static configuration.
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process wired_example_static {
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if("false"); # remove/comment to enable
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# Set device.
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var("eth0") dev;
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# Wait for device.
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net.backend.waitdevice(dev);
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net.up(dev);
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net.backend.waitlink(dev);
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# Static configuration.
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var("192.168.111.116") addr;
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var("24") addr_prefix;
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var("192.168.111.1") gateway;
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var({"192.168.111.14", "193.2.1.66"}) dns_servers;
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# Assign IP address.
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net.ipv4.addr(dev, addr, addr_prefix);
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# Go on configuring the network.
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concat("NET-", dev) provide_name;
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multiprovide(provide_name);
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}
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# Example wired interface with DHCP configuration.
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process wired_example_dhcp {
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if("false"); # remove/comment to enable
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# Set device.
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var("eth1") dev;
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# Wait for device.
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net.backend.waitdevice(dev);
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net.up(dev);
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net.backend.waitlink(dev);
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# DHCP configuration.
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net.ipv4.dhcp(dev) dhcp;
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ip_in_network(dhcp.addr, "127.0.0.0", "8") test_local;
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ifnot(test_local);
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var(dhcp.addr) addr;
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var(dhcp.prefix) addr_prefix;
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var(dhcp.gateway) gateway;
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var(dhcp.dns_servers) dns_servers;
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# Assign IP address.
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net.ipv4.addr(dev, addr, addr_prefix);
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# Go on configuring the network.
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concat("NET-", dev) provide_name;
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multiprovide(provide_name);
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}
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# Example wireless interface with DHCP configuration.
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# This will use the wpa_supplicant configuration file /etc/wpa_supplicant/all.conf
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# which should specify the wireless networks and other options.
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process wireless_example_dhcp {
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if("false"); # remove/comment to enable
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# Set device.
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var("wlan0") dev;
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# Wait for device and rfkill.
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net.backend.waitdevice(dev);
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net.backend.rfkill("wlan", dev);
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# Connect to wireless network.
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net.backend.wpa_supplicant(dev, "/etc/wpa_supplicant/all.conf", "/usr/sbin/wpa_supplicant", {});
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# DHCP configuration.
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net.ipv4.dhcp(dev) dhcp;
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ip_in_network(dhcp.addr, "127.0.0.0", "8") test_local;
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ifnot(test_local);
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var(dhcp.addr) addr;
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var(dhcp.prefix) addr_prefix;
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var(dhcp.gateway) gateway;
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var(dhcp.dns_servers) dns_servers;
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# Assign IP address.
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net.ipv4.addr(dev, addr, addr_prefix);
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# Go on configuring the network.
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concat("NET-", dev) provide_name;
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multiprovide(provide_name);
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}
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# This process sets up routes and DNS servers for at most one of
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# the working interfaces. It will change the configuration if a
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# more important interface comes up while one is already up.
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process NETCONF {
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# Choose devices and priorities; put preferred devices to the front.
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var({"NET-eth0", "NET-eth1", "NET-wlan0"}) provide_names;
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# Wait for one of the interfaces (and deinit/switch appropriately).
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multidepend(provide_names) ifdep;
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# Alias device values.
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var(ifdep.dev) dev;
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var(ifdep.addr) addr;
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var(ifdep.addr_prefix) addr_prefix;
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var(ifdep.gateway) gateway;
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var(ifdep.dns_servers) dns_servers;
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# Add default route.
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net.ipv4.route("0.0.0.0", "0", gateway, "20", dev);
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# Configure DNS servers.
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net.dns(dns_servers, "20");
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}
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