#
# Build
#

if {![have_include power_on/qemu] ||
    [have_spec foc] || [have_spec odroid_xu] ||
    [expr [have_spec imx53] && [have_spec trustzone]]} {

	puts "Run script is not supported on this platform."
	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" }

set build_components {
	core init timer
	drivers/nic
	server/nic_router
	test/net_flood
	app/ping
	server/report_rom
	server/dynamic_rom
}

lappend_if [have_spec gpio] build_components drivers/gpio

source ${genode_dir}/repos/base/run/platform_drv.inc
append_platform_drv_build_components

build $build_components

create_boot_directory

#
# Generate config
#

append config {
<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"/>
	</parent-provides>
	<default-route>
		<any-service> <parent/> <any-child/> </any-service>
	</default-route>
	<default caps="100"/>}

append_platform_drv_config

append_if [have_spec gpio] config "

	<start name=\"[gpio_drv]\" caps=\"150\">
		<resource name=\"RAM\" quantum=\"4M\"/>
		<provides><service name=\"Gpio\"/></provides>
		<config/>
	</start>"

append config {

	<start name="timer">
		<resource name="RAM" quantum="1M"/>
		<provides><service name="Timer"/></provides>
	</start>

	<start name="nic_drv" caps="150">
		<binary name="} [nic_drv_binary] {"/>
		<resource name="RAM" quantum="20M"/>
		<provides><service name="Nic"/></provides>
		} [nic_drv_config] {
	</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"/>
		<provides><service name="Nic"/></provides>
		<config ld_verbose="yes" verbose="no"
		        verbose_packets="no"
		        verbose_packet_drop="yes"
		        verbose_domain_state="no"
		        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"/>

			<domain name="uplink" verbose_packets="no">
				<nat domain="downlinks" udp-ports="16384"
				                        tcp-ports="16384"
				                        icmp-ids="16384"/>
			</domain>

			<domain name="downlinks" interface="10.0.1.1/24">
				<dhcp-server ip_first="10.0.1.100"
				             ip_last="10.0.1.200"/>
				
				<icmp dst="0.0.0.0/0" domain="uplink"/>
				<udp dst="0.0.0.0/0"><permit-any domain="uplink"/></udp>
				<tcp dst="0.0.0.0/0"><permit-any domain="uplink"/></tcp>
			</domain>

		</config>
		<route>
			<service name="Nic"> <child name="nic_drv"/> </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>

	<start name="init" caps="1000">
		<resource name="RAM" quantum="50M"/>
		<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>
	</start>

</config>}

install_config $config

#
# Boot modules
#

# generic modules
append boot_modules {
	core init
	timer
	} [nic_drv_binary] {
	test-net_flood
	ld.lib.so
	nic_router
	ping
	report_rom
	dynamic_rom
}

# platform-specific modules
lappend_if [have_spec linux] boot_modules fb_sdl
lappend_if [have_spec gpio]  boot_modules [gpio_drv]

append_platform_drv_boot_modules

build_boot_image $boot_modules

append qemu_args " -nographic "

proc qemu_nic_model {} {
	if [have_spec x86]         { return e1000 }
	if [have_spec lan9118]     { return lan9118 }
	if [have_spec zynq]        { return cadence_gem }
	return nic_model_missing
}

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