genode/repos/libports/run/sntp_client.run
Martin Stein fa64aae7f8 nic_router: config attribute 'dns_config_from'
WARNING: BREAKS CONFIG COMPATIBILITY!

This commit changes the configuration interface of the NIC router in a way that
may break systems that use the component without proper adjustment!

How to adjust:
At each occurrence of the 'dns_server_from' attribute in a NIC router
configuration replace the attribute name with 'dns_config_from'. The attribute
value remains unaltered.

DETAILED DESCRIPTION

The new attribute name 'dns_config_from' reflects that also other aspects of
the DNS configuration of the denominated domain are used by the DHCP server
that holds the attribute. This commit is a preparation for forwarding also the
domain name (DHCP option 15) with the mechanism behind the attribute.

Ref #4246
2021-08-18 15:06:12 +02:00

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if { [get_cmd_switch --autopilot] } { assert_spec x86 }
if { [have_spec linux] } {
puts "Run script is not supported on this platform."
exit 0
}
set host_tool [installed_command host]
set ntp_ip [exec $host_tool -t A pool.ntp.org | head -1 | cut -d " " -f 4]
puts "Using NTP server $ntp_ip"
create_boot_directory
import_from_depot [depot_user]/src/[base_src] \
[depot_user]/pkg/[drivers_nic_pkg] \
[depot_user]/src/nic_router \
[depot_user]/src/init
build { app/sntp_client server/report_rom }
append config {
<config>
<parent-provides>
<service name="ROM"/>
<service name="IRQ"/>
<service name="IO_MEM"/>
<service name="IO_PORT"/>
<service name="PD"/>
<service name="RM"/>
<service name="CPU"/>
<service name="LOG"/>
</parent-provides>
<default-route>
<any-service> <parent/> <any-child/> </any-service>
</default-route>
<default caps="100"/>
<start name="report_rom">
<resource name="RAM" quantum="1M"/>
<provides> <service name="Report"/> <service name="ROM"/> </provides>
<config verbose="yes">
<policy label_suffix="set_rtc" report="sntp_client -> set_rtc"/>
</config>
</start>
<start name="timer">
<resource name="RAM" quantum="1M"/>
<provides><service name="Timer"/></provides>
</start>
<start name="drivers" caps="1000" managing_system="yes">
<resource name="RAM" quantum="32M"/>
<binary name="init"/>
<route>
<service name="ROM" label="config"> <parent label="drivers.config"/> </service>
<service name="Timer"> <child name="timer"/> </service>
<service name="Uplink"> <child name="nic_router"/> </service>
<any-service> <parent/> </any-service>
</route>
</start>
<start name="nic_router" caps="200">
<resource name="RAM" quantum="10M"/>
<provides>
<service name="Nic"/>
<service name="Uplink"/>
</provides>
<config verbose_domain_state="yes">
<policy label_prefix="sntp_client" domain="downlink"/>
<policy label_prefix="drivers" domain="uplink"/>
<domain name="uplink">
<nat domain="downlink"
tcp-ports="16384"
udp-ports="16384"
icmp-ids="16384"/>
</domain>
<domain name="downlink" interface="10.0.3.1/24">
<dhcp-server ip_first="10.0.3.2"
ip_last="10.0.3.2"
dns_config_from="uplink"/>
<tcp dst="0.0.0.0/0"><permit-any domain="uplink" /></tcp>
<udp dst="0.0.0.0/0"><permit-any domain="uplink" /></udp>
<icmp dst="0.0.0.0/0" domain="uplink"/>
</domain>
</config>
</start>
<start name="sntp_client">
<resource name="RAM" quantum="8M"/>
<config verbose="no" dst_ip="} $ntp_ip {" period_min="1"/>
<route>
<service name="Nic"> <child name="nic_router"/> </service>
<any-service> <parent/> <any-child/> </any-service>
</route>
</start>
</config>}
install_config $config
build_boot_image { core ld.lib.so init timer sntp_client report_rom }
append qemu_args " -nographic "
append_qemu_nic_args
set done_string "report_rom] <set_rtc year.*?report_rom] <set_rtc year.*?\n"
run_genode_until $done_string 90