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-rw-r--r--examples/var_service/README5
1 files changed, 5 insertions, 0 deletions
diff --git a/examples/var_service/README b/examples/var_service/README
index 75d2ab8c2..69e1981fd 100644
--- a/examples/var_service/README
+++ b/examples/var_service/README
@@ -18,6 +18,8 @@ udhcpc on other interfaces (var_service/dhcp_if/run script uses _foo suffix
18or the parent directory as interface name). When IP address is obtained or lost, 18or the parent directory as interface name). When IP address is obtained or lost,
19var_service/dhcp_if/dhcp_handler is run. It saves new config data to 19var_service/dhcp_if/dhcp_handler is run. It saves new config data to
20/var/run/service/fw/dhcp_if.ipconf and (re)starts /var/service/fw service. 20/var/run/service/fw/dhcp_if.ipconf and (re)starts /var/service/fw service.
21This example can be used as a template for other dynamic network link services
22(ppp/vpn/zcip).
21 23
22var_service/ifplugd_if - 24var_service/ifplugd_if -
23watches link status of interface if. Downs and ups /var/service/dhcp_if 25watches link status of interface if. Downs and ups /var/service/dhcp_if
@@ -35,6 +37,9 @@ An *one-shot* service which reconfigures network based on current known state
35of ALL interfaces. Uses conf/*.ipconf (static config) and /var/run/service/fw/*.ipconf 37of ALL interfaces. Uses conf/*.ipconf (static config) and /var/run/service/fw/*.ipconf
36(dynamic config from dhcp/ppp/vpn/etc) to determine what to do. 38(dynamic config from dhcp/ppp/vpn/etc) to determine what to do.
37One-shot-ness of this service means that it shuts itself off after single run. 39One-shot-ness of this service means that it shuts itself off after single run.
40IOW: it is not a constantly running daemon sort of thing.
41It starts, it configures the network, it shuts down, all done
42(unlike infamous NetworkManagers which sit in RAM forever, doing hell knows what).
38 43
39However, any dhcp/ppp/vpn or similar service can restart it anytime 44However, any dhcp/ppp/vpn or similar service can restart it anytime
40when it senses the change in network configuration. 45when it senses the change in network configuration.