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Revert "nic_router_flood: reworked to stress/analyze more"

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This reverts commit ae559549198449d13cbb852a72c2e2f165f6ec6d.
This commit is contained in:
Martin Stein 2019-05-08 16:10:40 +02:00 committed by Christian Helmuth
parent 22af4436f7
commit 1583782446
3 changed files with 54 additions and 277 deletions
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310
repos/os/run/nic_router_flood.run
View File

@ -6,19 +6,16 @@ if {![have_include power_on/qemu] ||
exit 0
}
proc min_duration_sec { } { return 8 }
proc pause_sec { } { return 5 }
proc good_dst_ip { } { return "10.0.2.2" }
proc bad_dst_ip { } { return "10.0.0.123" }
proc good_dst_ip { } { return "10.0.2.2" }
proc bad_dst_ip { } { return "10.0.0.123" }
create_boot_directory
import_from_depot [depot_user]/src/[base_src] \
[depot_user]/pkg/[drivers_nic_pkg] \
[depot_user]/src/dynamic_rom \
[depot_user]/src/init \
[depot_user]/src/nic_router \
[depot_user]/src/report_rom
[depot_user]/src/nic_router
build { app/ping test/net_flood }
@ -56,35 +53,29 @@ install_config {
<provides> <service name="Nic"/> </provides>
</start>
<start name="report_rom">
<resource name="RAM" quantum="4M"/>
<provides> <service name="Report"/> <service name="ROM"/> </provides>
<config verbose="yes"/>
</start>
<start name="nic_router" caps="200">
<resource name="RAM" quantum="6M"/>
<resource name="RAM" quantum="10M"/>
<provides><service name="Nic"/></provides>
<config ld_verbose="yes" verbose="no"
<config verbose="no"
verbose_packets="no"
verbose_packet_drop="yes"
verbose_domain_state="no"
verbose_domain_state="yes"
dhcp_discover_timeout_sec="1"
tcp_idle_timeout_sec="3600"
udp_idle_timeout_sec="3600"
icmp_idle_timeout_sec="3600">
<report stats="yes" config="no" bytes="no" interval_sec="} [expr [pause_sec] - 1] {"/>
<policy label_prefix="init -> " domain="downlinks"/>
<uplink domain="uplink"/>
<policy label_prefix="flood_links" domain="flood_links"/>
<policy label_prefix="ping" domain="flood_links"/>
<uplink domain="uplink"/>
<domain name="uplink" verbose_packets="no">
<nat domain="downlinks" udp-ports="16384"
tcp-ports="16384"
icmp-ids="16384"/>
<nat domain="flood_links" udp-ports="16384"
tcp-ports="16384"
icmp-ids="16384"/>
</domain>
<domain name="downlinks" interface="10.0.1.1/24">
<domain name="flood_links" interface="10.0.1.1/24">
<dhcp-server ip_first="10.0.1.100"
ip_last="10.0.1.200"/>
@ -96,92 +87,51 @@ install_config {
</config>
<route>
<service name="Nic"> <child name="drivers"/> </service>
<service name="Report"> <child name="report_rom"/> </service>
<any-service> <parent/> <any-child/> </any-service>
</route>
</start>
<start name="dynamic_rom">
<resource name="RAM" quantum="10M"/>
<provides><service name="ROM"/> </provides>
<config verbose="yes">
<rom name="init.config">
<inline description="pause phase">
<config/>
</inline>
<sleep milliseconds="} [expr [pause_sec] * 1000] {"/>
<inline description="test phase">
<config>
<parent-provides>
<service name="ROM"/>
<service name="RAM"/>
<service name="IRQ"/>
<service name="IO_MEM"/>
<service name="IO_PORT"/>
<service name="PD"/>
<service name="RM"/>
<service name="CPU"/>
<service name="LOG"/>
<service name="Timer"/>
<service name="Nic"/>
</parent-provides>
<default-route>
<any-service> <parent/> </any-service>
</default-route>
<default caps="100"/>
<start name="test_flood_tcp">
<binary name="test-net_flood"/>
<resource name="RAM" quantum="8M"/>
<config dst_ip="} [bad_dst_ip] {"
protocol="tcp"
verbose="no"
sec="} [min_duration_sec] {"/>
</start>
<start name="test_flood_udp">
<binary name="test-net_flood"/>
<resource name="RAM" quantum="8M"/>
<config dst_ip="} [bad_dst_ip] {"
protocol="udp"
verbose="no"
sec="} [min_duration_sec] {"/>
</start>
<start name="test_flood_icmp">
<binary name="test-net_flood"/>
<resource name="RAM" quantum="8M"/>
<config dst_ip="} [bad_dst_ip] {"
protocol="icmp"
verbose="no"
sec="} [min_duration_sec] {"/>
</start>
<start name="test_ping">
<binary name="ping"/>
<resource name="RAM" quantum="8M"/>
<config dst_ip="} [good_dst_ip] {"
period_sec="1"
count="} [expr [min_duration_sec] - 1] {"/>
</start>
</config>
</inline>
<sleep milliseconds="} [expr ([min_duration_sec] + 2) * 1000] {"/>
</rom>
</config>
<start name="flood_links_tcp">
<binary name="test-net_flood"/>
<resource name="RAM" quantum="8M"/>
<config dst_ip="} [bad_dst_ip] {"
protocol="tcp"
verbose="no"/>
<route>
<service name="Nic"> <child name="nic_router"/> </service>
<any-service> <parent/> <any-child/> </any-service>
</route>
</start>
<start name="flood_links_udp">
<binary name="test-net_flood"/>
<resource name="RAM" quantum="8M"/>
<config dst_ip="} [bad_dst_ip] {"
protocol="udp"
verbose="no"/>
<route>
<service name="Nic"> <child name="nic_router"/> </service>
<any-service> <parent/> <any-child/> </any-service>
</route>
</start>
<start name="flood_links_icmp">
<binary name="test-net_flood"/>
<resource name="RAM" quantum="8M"/>
<config dst_ip="} [bad_dst_ip] {"
protocol="icmp"
verbose="no"/>
<route>
<service name="Nic"> <child name="nic_router"/> </service>
<any-service> <parent/> <any-child/> </any-service>
</route>
</start>
<start name="init" caps="1000">
<resource name="RAM" quantum="50M"/>
<start name="ping">
<resource name="RAM" quantum="8M"/>
<config dst_ip="} [good_dst_ip] {"
period_sec="2"
count="999"/>
<route>
<service name="ROM" label="config"> <child name="dynamic_rom" label="init.config"/> </service>
<service name="Nic"> <child name="nic_router"/> </service>
<any-service> <parent/> <any-child/> </any-service>
</route>
@ -202,158 +152,4 @@ append qemu_args " -nographic "
append qemu_args " -netdev user,id=net0 "
append qemu_args " -net nic,model=[qemu_nic_model],netdev=net0 "
#########################
## Execute and analyse ##
#########################
proc test {} {
global output
global serial_id
global ram_quota_1
global cap_quota_1
global used_ram_1
global used_cap_1
global shared_ram_1
global shared_cap_1
set ram_quota_2 {}
set cap_quota_2 {}
set used_ram_2 {}
set used_cap_2 {}
set shared_ram_2 {}
set shared_cap_2 {}
################
## Test phase ##
################
set output {}
set desired_str {}
append desired_str {.*child "test_ping" exited with exit value 0.*\n}
append desired_str {.*child "test_fl.*" exited with exit value 0.*\n}
append desired_str {.*child "test_fl.*" exited with exit value 0.*\n}
append desired_str {.*child "test_fl.*" exited with exit value 0.*\n}
run_genode_until $desired_str [expr [min_duration_sec] * 2] $serial_id
if {[regexp {refused_for} $output]} {
puts stderr "*** Error: connections were refused during the test"
exit -1
}
if {[regexp {drop packet} $output]} {
puts stderr "*** Error: packets were dropped during the test"
exit -1
}
if {[regexp {Warning: (?!submitting signal failed)} $output]} {
puts stderr "*** Error: unexpected warnings during test"
exit -1
}
if {[regexp {Error} $output]} {
puts stderr "*** Error: unexpected errors during test"
exit -1
}
#################
## Pause phase ##
#################
set output {}
set desired_str {}
append desired_str {.*<ram quota=.*\n}
append desired_str {.*<cap quota=.*\n}
run_genode_until $desired_str [expr [pause_sec] * 2] $serial_id
set quota_ram {}
regexp {<ram quota=\"[0-9]+\" used=\"[0-9]+\" shared=\"[0-9]+} $output quota_ram
regexp {[0-9]+} [regexp -inline {quota=\"[0-9]+} $quota_ram] ram_quota_2
regexp {[0-9]+} [regexp -inline {used=\"[0-9]+} $quota_ram] used_ram_2
regexp {[0-9]+} [regexp -inline {shared=\"[0-9]+} $quota_ram] shared_ram_2
set quota_cap {}
regexp {<cap quota=\"[0-9]+\" used=\"[0-9]+\" shared=\"[0-9]+} $output quota_cap
regexp {[0-9]+} [regexp -inline {quota=\"[0-9]+} $quota_cap] cap_quota_2
regexp {[0-9]+} [regexp -inline {used=\"[0-9]+} $quota_cap] used_cap_2
regexp {[0-9]+} [regexp -inline {shared=\"[0-9]+} $quota_cap] shared_cap_2
if {$ram_quota_1 != $ram_quota_2} {
puts stderr "*** Error: routers ram quota changed"
exit -1
}
if {$cap_quota_1 != $cap_quota_2} {
puts stderr "*** Error: routers cap quota changed"
exit -1
}
if {($used_ram_1 - $used_ram_2) != ($shared_ram_1 - $shared_ram_2)} {
puts stderr "*** Error: unexpected change in routers used ram quota"
exit -1
}
if {($used_cap_1 - $used_cap_2) != ($shared_cap_1 - $shared_cap_2)} {
puts stderr "*** Error: unexpected change in routers used cap quota"
exit -1
}
if {$shared_ram_1 > 4096} {
puts stderr "*** Error: routers shared ram quota bigger than expected"
exit -1
}
if {$shared_cap_1 > 1} {
puts stderr "*** Error: routers shared cap quota bigger than expected"
exit -1
}
set ram_quota_1 $ram_quota_2
set cap_quota_1 $cap_quota_2
set used_ram_1 $used_ram_2
set used_cap_1 $used_cap_2
set shared_ram_1 $shared_ram_2
set shared_cap_1 $shared_cap_2
}
################
## Init phase ##
################
global output
global serial_id
global ram_quota_1
global cap_quota_1
global used_ram_1
global used_cap_1
global shared_ram_1
global shared_cap_1
set ram_quota_1 {}
set cap_quota_1 {}
set used_ram_1 {}
set used_cap_1 {}
set shared_ram_1 {}
set shared_cap_1 {}
set desired_str {}
append desired_str {.*<ram quota=.*\n}
append desired_str {.*<cap quota=.*\n}
run_genode_until $desired_str [expr [pause_sec] * 2]
set serial_id [output_spawn_id]
set quota_ram {}
regexp {<ram quota=\"[0-9]+\" used=\"[0-9]+\" shared=\"[0-9]+} $output quota_ram
regexp {[0-9]+} [regexp -inline {quota=\"[0-9]+} $quota_ram] ram_quota_1
regexp {[0-9]+} [regexp -inline {used=\"[0-9]+} $quota_ram] used_ram_1
regexp {[0-9]+} [regexp -inline {shared=\"[0-9]+} $quota_ram] shared_ram_1
set quota_cap {}
regexp {<cap quota=\"[0-9]+\" used=\"[0-9]+\" shared=\"[0-9]+} $output quota_cap
regexp {[0-9]+} [regexp -inline {quota=\"[0-9]+} $quota_cap] cap_quota_1
regexp {[0-9]+} [regexp -inline {used=\"[0-9]+} $quota_cap] used_cap_1
regexp {[0-9]+} [regexp -inline {shared=\"[0-9]+} $quota_cap] shared_cap_1
test
test
test
run_genode_until {.*ping\] 64 bytes from 10\.0\.2\.2: icmp_seq=30 .*\n} 120

2
repos/os/src/test/net_flood/config.xsd
View File

@ -3,7 +3,6 @@
<xs:include schemaLocation="base_types.xsd"/>
<xs:include schemaLocation="net_types.xsd"/>
<xs:include schemaLocation="timeout_types.xsd"/>
<xs:simpleType name="Protocol">
<xs:restriction base="xs:string">
@ -20,7 +19,6 @@
<xs:attribute name="protocol" type="Protocol" />
<xs:attribute name="interface" type="Ipv4_address_prefix" />
<xs:attribute name="gateway" type="Ipv4_address" />
<xs:attribute name="sec" type="Seconds" />
</xs:complexType>
</xs:element><!-- config -->

19
repos/os/src/test/net_flood/main.cc
View File

@ -65,9 +65,6 @@ class Main : public Nic_handler,
Protocol const _protocol { _config.attribute_value("protocol", Protocol::ICMP) };
Port _dst_port { FIRST_DST_PORT };
size_t _ping_sz { _init_ping_sz() };
unsigned long _ping_cnt { 0 };
uint64_t _sec { _config.attribute_value("sec", (uint64_t)10) };
uint64_t _time_us { 0 };
size_t _init_ping_sz() const;
@ -267,7 +264,7 @@ void Main::_broadcast_arp_request(Ipv4_address const &dst_ip)
}
void Main::_send_ping(Duration time)
void Main::_send_ping(Duration)
{
/* if we do not yet know the Ethernet destination, request it via ARP */
if (_dst_mac == Mac_address()) {
@ -366,23 +363,9 @@ void Main::_send_ping(Duration time)
ip.total_length(size_guard.head_size() - ip_off);
ip.update_checksum();
});
_ping_cnt++;
}
}
catch (Net::Packet_stream_source::Packet_alloc_failed) { }
uint64_t const new_time_us = time.trunc_to_plain_us().value;
if (new_time_us - _time_us > 1000000) {
if (!_ping_cnt) {
error("test failed (could not send packet for a second)");
_env.parent().exit(-1);
}
log("alive (", _ping_cnt, " pkt/sec)");
if (!--_sec) {
_env.parent().exit(0); }
_ping_cnt = 0;
_time_us = new_time_us;
}
}