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d6c6549354
If the NIC router has insufficient CAP or RAM quota for the creation of a state object for an interface, it tries to destroy a certain amount of existing state objects of this interface to free resources. Afterwards, it retries handling the current packet once. If it does fail again, the router drops the packet. Issue #2953
200 lines
4.9 KiB
Plaintext
200 lines
4.9 KiB
Plaintext
#
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# Build
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#
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if {![have_include power_on/qemu] ||
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[have_spec foc] || [have_spec odroid_xu] ||
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[expr [have_spec imx53] && [have_spec trustzone]]} {
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puts "Run script is not supported on this platform."
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exit 0
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}
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set build_components {
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core
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init
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drivers/timer
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drivers/nic
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server/nic_router
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test/net_flood
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app/ping
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}
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proc gpio_drv { } { if {[have_spec rpi] && [have_spec hw]} { return hw_gpio_drv }
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if {[have_spec rpi] && [have_spec foc]} { return foc_gpio_drv }
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return gpio_drv }
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proc good_dst_ip { } { return "10.0.2.2" }
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proc bad_dst_ip { } { return "10.0.0.123" }
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lappend_if [have_spec gpio] build_components drivers/gpio
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source ${genode_dir}/repos/base/run/platform_drv.inc
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append_platform_drv_build_components
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build $build_components
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create_boot_directory
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#
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# Generate config
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#
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append config {
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<config>
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<parent-provides>
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<service name="ROM"/>
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<service name="IRQ"/>
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<service name="IO_MEM"/>
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<service name="IO_PORT"/>
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<service name="PD"/>
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<service name="RM"/>
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<service name="CPU"/>
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<service name="LOG"/>
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</parent-provides>
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<default-route>
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<any-service> <parent/> <any-child/> </any-service>
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</default-route>
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<default caps="100"/>}
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append_platform_drv_config
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append_if [have_spec gpio] config "
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<start name=\"[gpio_drv]\" caps=\"150\">
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<resource name=\"RAM\" quantum=\"4M\"/>
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<provides><service name=\"Gpio\"/></provides>
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<config/>
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</start>"
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append config {
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<start name="timer">
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<resource name="RAM" quantum="1M"/>
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<provides><service name="Timer"/></provides>
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</start>
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<start name="nic_drv" caps="150">
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<binary name="} [nic_drv_binary] {"/>
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<resource name="RAM" quantum="20M"/>
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<provides><service name="Nic"/></provides>
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} [nic_drv_config] {
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</start>
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<start name="nic_router" caps="200">
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<resource name="RAM" quantum="10M"/>
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<provides><service name="Nic"/></provides>
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<config verbose="no"
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verbose_packets="no"
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verbose_packet_drop="yes"
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verbose_domain_state="yes"
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dhcp_discover_timeout_sec="1"
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tcp_idle_timeout_sec="3600"
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udp_idle_timeout_sec="3600"
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icmp_idle_timeout_sec="3600">
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<policy label_prefix="flood_links" domain="flood_links"/>
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<policy label_prefix="ping" domain="flood_links"/>
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<uplink domain="uplink"/>
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<domain name="uplink" verbose_packets="no">
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<nat domain="flood_links" udp-ports="16384"
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tcp-ports="16384"
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icmp-ids="16384"/>
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</domain>
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<domain name="flood_links" interface="10.0.1.1/24">
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<dhcp-server ip_first="10.0.1.100"
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ip_last="10.0.1.200"/>
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<icmp dst="0.0.0.0/0" domain="uplink"/>
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<udp dst="0.0.0.0/0"><permit-any domain="uplink"/></udp>
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<tcp dst="0.0.0.0/0"><permit-any domain="uplink"/></tcp>
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</domain>
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</config>
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<route>
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<service name="Nic"> <child name="nic_drv"/> </service>
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<any-service> <parent/> <any-child/> </any-service>
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</route>
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</start>
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<start name="flood_links_tcp">
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<binary name="test-net_flood"/>
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<resource name="RAM" quantum="8M"/>
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<config dst_ip="} [bad_dst_ip] {"
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protocol="tcp"
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verbose="no"/>
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<route>
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<service name="Nic"> <child name="nic_router"/> </service>
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<any-service> <parent/> <any-child/> </any-service>
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</route>
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</start>
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<start name="flood_links_udp">
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<binary name="test-net_flood"/>
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<resource name="RAM" quantum="8M"/>
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<config dst_ip="} [bad_dst_ip] {"
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protocol="udp"
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verbose="no"/>
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<route>
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<service name="Nic"> <child name="nic_router"/> </service>
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<any-service> <parent/> <any-child/> </any-service>
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</route>
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</start>
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<start name="flood_links_icmp">
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<binary name="test-net_flood"/>
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<resource name="RAM" quantum="8M"/>
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<config dst_ip="} [bad_dst_ip] {"
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protocol="icmp"
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verbose="no"/>
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<route>
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<service name="Nic"> <child name="nic_router"/> </service>
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<any-service> <parent/> <any-child/> </any-service>
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</route>
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</start>
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<start name="ping">
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<resource name="RAM" quantum="8M"/>
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<config dst_ip="} [good_dst_ip] {"
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period_sec="2"
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count="999"/>
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<route>
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<service name="Nic"> <child name="nic_router"/> </service>
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<any-service> <parent/> <any-child/> </any-service>
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</route>
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</start>
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</config>}
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install_config $config
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#
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# Boot modules
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#
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# generic modules
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append boot_modules {
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core init
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timer
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} [nic_drv_binary] {
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test-net_flood
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ld.lib.so
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nic_router
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ping
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}
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# platform-specific modules
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lappend_if [have_spec linux] boot_modules fb_sdl
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lappend_if [have_spec gpio] boot_modules [gpio_drv]
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append_platform_drv_boot_modules
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build_boot_image $boot_modules
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append_if [have_spec x86] qemu_args " -net nic,model=e1000 "
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append_if [have_spec lan9118] qemu_args " -net nic,model=lan9118 "
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append qemu_args " -net user -nographic "
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run_genode_until {.*ping\] 64 bytes from 10\.0\.2\.2: icmp_seq=30 .*\n} 120
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