243 lines
7.8 KiB
Bash
243 lines
7.8 KiB
Bash
#!/usr/bin/env bats
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load helpers
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function teardown() {
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rm -f $BATS_TMPDIR/runc-update-integration-test.json
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teardown_running_container test_update
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teardown_running_container test_update_rt
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teardown_busybox
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}
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function setup() {
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teardown
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setup_busybox
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# Add cgroup path
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sed -i 's/\("linux": {\)/\1\n "cgroupsPath": "\/runc-update-integration-test",/' ${BUSYBOX_BUNDLE}/config.json
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# Set some initial known values
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DATA=$(cat <<EOF
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"memory": {
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"limit": 33554432,
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"reservation": 25165824,
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"kernel": 16777216,
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"kernelTCP": 11534336
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},
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"cpu": {
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"shares": 100,
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"quota": 500000,
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"period": 1000000,
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"cpus": "0"
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},
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"blockio": {
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"blkioWeight": 1000
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},
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EOF
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)
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DATA=$(echo ${DATA} | sed 's/\n/\\n/g')
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sed -i "s/\(\"resources\": {\)/\1\n${DATA}/" ${BUSYBOX_BUNDLE}/config.json
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}
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function check_cgroup_value() {
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cgroup=$1
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source=$2
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expected=$3
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current=$(cat $cgroup/$source)
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[ "$current" -eq "$expected" ]
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}
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# TODO: test rt cgroup updating
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@test "update" {
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requires cgroups_kmem
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# run a few busyboxes detached
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runc run -d --console-socket $CONSOLE_SOCKET test_update
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[ "$status" -eq 0 ]
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wait_for_container 15 1 test_update
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# get the cgroup paths
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for g in MEMORY CPUSET CPU BLKIO; do
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base_path=$(grep "cgroup" /proc/self/mountinfo | gawk 'toupper($NF) ~ /\<'${g}'\>/ { print $5; exit }')
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eval CGROUP_${g}="${base_path}/runc-update-integration-test"
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done
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# check that initial values were properly set
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check_cgroup_value $CGROUP_BLKIO "blkio.weight" 1000
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check_cgroup_value $CGROUP_CPU "cpu.cfs_period_us" 1000000
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check_cgroup_value $CGROUP_CPU "cpu.cfs_quota_us" 500000
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check_cgroup_value $CGROUP_CPU "cpu.shares" 100
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check_cgroup_value $CGROUP_CPUSET "cpuset.cpus" 0
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check_cgroup_value $CGROUP_MEMORY "memory.kmem.limit_in_bytes" 16777216
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check_cgroup_value $CGROUP_MEMORY "memory.kmem.tcp.limit_in_bytes" 11534336
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check_cgroup_value $CGROUP_MEMORY "memory.limit_in_bytes" 33554432
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check_cgroup_value $CGROUP_MEMORY "memory.soft_limit_in_bytes" 25165824
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# update blkio-weight
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runc update test_update --blkio-weight 500
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[ "$status" -eq 0 ]
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check_cgroup_value $CGROUP_BLKIO "blkio.weight" 500
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# update cpu-period
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runc update test_update --cpu-period 900000
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[ "$status" -eq 0 ]
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check_cgroup_value $CGROUP_CPU "cpu.cfs_period_us" 900000
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# update cpu-quota
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runc update test_update --cpu-quota 600000
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[ "$status" -eq 0 ]
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check_cgroup_value $CGROUP_CPU "cpu.cfs_quota_us" 600000
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# update cpu-shares
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runc update test_update --cpu-share 200
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[ "$status" -eq 0 ]
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check_cgroup_value $CGROUP_CPU "cpu.shares" 200
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# update cpuset if supported (i.e. we're running on a multicore cpu)
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cpu_count=$(grep '^processor' /proc/cpuinfo | wc -l)
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if [ $cpu_count -gt 1 ]; then
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runc update test_update --cpuset-cpus "1"
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[ "$status" -eq 0 ]
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check_cgroup_value $CGROUP_CPUSET "cpuset.cpus" 1
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fi
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# update memory limit
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runc update test_update --memory 67108864
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[ "$status" -eq 0 ]
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check_cgroup_value $CGROUP_MEMORY "memory.limit_in_bytes" 67108864
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runc update test_update --memory 50M
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[ "$status" -eq 0 ]
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check_cgroup_value $CGROUP_MEMORY "memory.limit_in_bytes" 52428800
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# update memory soft limit
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runc update test_update --memory-reservation 33554432
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[ "$status" -eq 0 ]
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check_cgroup_value $CGROUP_MEMORY "memory.soft_limit_in_bytes" 33554432
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# update memory swap (if available)
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if [ -f "$CGROUP_MEMORY/memory.memsw.limit_in_bytes" ]; then
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runc update test_update --memory-swap 96468992
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[ "$status" -eq 0 ]
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check_cgroup_value $CGROUP_MEMORY "memory.memsw.limit_in_bytes" 96468992
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fi
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# update kernel memory limit
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runc update test_update --kernel-memory 50331648
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[ "$status" -eq 0 ]
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check_cgroup_value $CGROUP_MEMORY "memory.kmem.limit_in_bytes" 50331648
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# update kernel memory tcp limit
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runc update test_update --kernel-memory-tcp 41943040
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[ "$status" -eq 0 ]
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check_cgroup_value $CGROUP_MEMORY "memory.kmem.tcp.limit_in_bytes" 41943040
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# Revert to the test initial value via json on stding
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runc update -r - test_update <<EOF
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{
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"memory": {
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"limit": 33554432,
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"reservation": 25165824,
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"kernel": 16777216,
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"kernelTCP": 11534336
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},
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"cpu": {
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"shares": 100,
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"quota": 500000,
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"period": 1000000,
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"cpus": "0"
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},
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"blockIO": {
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"blkioWeight": 1000
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}
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}
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EOF
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[ "$status" -eq 0 ]
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check_cgroup_value $CGROUP_BLKIO "blkio.weight" 1000
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check_cgroup_value $CGROUP_CPU "cpu.cfs_period_us" 1000000
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check_cgroup_value $CGROUP_CPU "cpu.cfs_quota_us" 500000
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check_cgroup_value $CGROUP_CPU "cpu.shares" 100
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check_cgroup_value $CGROUP_CPUSET "cpuset.cpus" 0
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check_cgroup_value $CGROUP_MEMORY "memory.kmem.limit_in_bytes" 16777216
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check_cgroup_value $CGROUP_MEMORY "memory.kmem.tcp.limit_in_bytes" 11534336
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check_cgroup_value $CGROUP_MEMORY "memory.limit_in_bytes" 33554432
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check_cgroup_value $CGROUP_MEMORY "memory.soft_limit_in_bytes" 25165824
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# redo all the changes at once
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runc update test_update --blkio-weight 500 \
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--cpu-period 900000 --cpu-quota 600000 --cpu-share 200 --memory 67108864 \
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--memory-reservation 33554432 --kernel-memory 50331648 --kernel-memory-tcp 41943040
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[ "$status" -eq 0 ]
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check_cgroup_value $CGROUP_BLKIO "blkio.weight" 500
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check_cgroup_value $CGROUP_CPU "cpu.cfs_period_us" 900000
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check_cgroup_value $CGROUP_CPU "cpu.cfs_quota_us" 600000
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check_cgroup_value $CGROUP_CPU "cpu.shares" 200
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check_cgroup_value $CGROUP_MEMORY "memory.kmem.limit_in_bytes" 50331648
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check_cgroup_value $CGROUP_MEMORY "memory.kmem.tcp.limit_in_bytes" 41943040
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check_cgroup_value $CGROUP_MEMORY "memory.limit_in_bytes" 67108864
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check_cgroup_value $CGROUP_MEMORY "memory.soft_limit_in_bytes" 33554432
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# reset to initial test value via json file
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DATA=$(cat <<"EOF"
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{
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"memory": {
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"limit": 33554432,
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"reservation": 25165824,
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"kernel": 16777216,
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"kernelTCP": 11534336
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},
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"cpu": {
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"shares": 100,
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"quota": 500000,
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"period": 1000000,
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"cpus": "0"
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},
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"blockIO": {
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"blkioWeight": 1000
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}
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}
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EOF
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)
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echo $DATA > $BATS_TMPDIR/runc-update-integration-test.json
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runc update -r $BATS_TMPDIR/runc-update-integration-test.json test_update
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[ "$status" -eq 0 ]
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check_cgroup_value $CGROUP_BLKIO "blkio.weight" 1000
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check_cgroup_value $CGROUP_CPU "cpu.cfs_period_us" 1000000
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check_cgroup_value $CGROUP_CPU "cpu.cfs_quota_us" 500000
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check_cgroup_value $CGROUP_CPU "cpu.shares" 100
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check_cgroup_value $CGROUP_CPUSET "cpuset.cpus" 0
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check_cgroup_value $CGROUP_MEMORY "memory.kmem.limit_in_bytes" 16777216
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check_cgroup_value $CGROUP_MEMORY "memory.kmem.tcp.limit_in_bytes" 11534336
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check_cgroup_value $CGROUP_MEMORY "memory.limit_in_bytes" 33554432
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check_cgroup_value $CGROUP_MEMORY "memory.soft_limit_in_bytes" 25165824
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}
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@test "update rt period and runtime" {
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requires cgroups_rt
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# run a detached busybox
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runc run -d --console-socket $CONSOLE_SOCKET test_update_rt
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[ "$status" -eq 0 ]
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wait_for_container 15 1 test_update_rt
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# get the cgroup paths
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eval CGROUP_CPU="${CGROUP_CPU_BASE_PATH}/runc-update-integration-test"
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runc update -r - test_update_rt <<EOF
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{
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"cpu": {
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"realtimePeriod": 800001,
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"realtimeRuntime": 500001
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}
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}
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EOF
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check_cgroup_value $CGROUP_CPU "cpu.rt_period_us" 800001
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check_cgroup_value $CGROUP_CPU "cpu.rt_runtime_us" 500001
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runc update test_update_rt --cpu-rt-period 900001 --cpu-rt-runtime 600001
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check_cgroup_value $CGROUP_CPU "cpu.rt_period_us" 900001
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check_cgroup_value $CGROUP_CPU "cpu.rt_runtime_us" 600001
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}
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