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Log node info on test failures

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This commit is contained in:
Brendan Burns
2015-11-04 14:07:49 -08:00
parent 17c5c0922b
commit b76fef7d48
3 changed files with 29 additions and 12 deletions
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19
test/e2e/reboot.go
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@@ -26,7 +26,6 @@ import (
"k8s.io/kubernetes/pkg/labels"
. "github.com/onsi/ginkgo"
. "github.com/onsi/gomega"
)
const (
@@ -44,13 +43,9 @@ const (
)
var _ = Describe("Reboot", func() {
var c *client.Client
f := NewFramework("reboot")
BeforeEach(func() {
var err error
c, err = loadClient()
Expect(err).NotTo(HaveOccurred())
// These tests requires SSH to nodes, so the provider check should be identical to there
// (the limiting factor is the implementation of util.go's getSigner(...)).
@@ -61,32 +56,32 @@ var _ = Describe("Reboot", func() {
It("each node by ordering clean reboot and ensure they function upon restart", func() {
// clean shutdown and restart
// We sleep 10 seconds to give some time for ssh command to cleanly finish before the node is rebooted.
testReboot(c, "nohup sh -c 'sleep 10 && sudo reboot' >/dev/null 2>&1 &")
testReboot(f.Client, "nohup sh -c 'sleep 10 && sudo reboot' >/dev/null 2>&1 &")
})
It("each node by ordering unclean reboot and ensure they function upon restart", func() {
// unclean shutdown and restart
// We sleep 10 seconds to give some time for ssh command to cleanly finish before the node is shutdown.
testReboot(c, "nohup sh -c 'sleep 10 && echo b | sudo tee /proc/sysrq-trigger' >/dev/null 2>&1 &")
testReboot(f.Client, "nohup sh -c 'sleep 10 && echo b | sudo tee /proc/sysrq-trigger' >/dev/null 2>&1 &")
})
It("each node by triggering kernel panic and ensure they function upon restart", func() {
// kernel panic
// We sleep 10 seconds to give some time for ssh command to cleanly finish before kernel panic is triggered.
testReboot(c, "nohup sh -c 'sleep 10 && echo c | sudo tee /proc/sysrq-trigger' >/dev/null 2>&1 &")
testReboot(f.Client, "nohup sh -c 'sleep 10 && echo c | sudo tee /proc/sysrq-trigger' >/dev/null 2>&1 &")
})
It("each node by switching off the network interface and ensure they function upon switch on", func() {
// switch the network interface off for a while to simulate a network outage
// We sleep 10 seconds to give some time for ssh command to cleanly finish before network is down.
testReboot(c, "nohup sh -c 'sleep 10 && sudo ifdown eth0 && sleep 120 && sudo ifup eth0' >/dev/null 2>&1 &")
testReboot(f.Client, "nohup sh -c 'sleep 10 && sudo ifdown eth0 && sleep 120 && sudo ifup eth0' >/dev/null 2>&1 &")
})
It("each node by dropping all inbound packets for a while and ensure they function afterwards", func() {
// tell the firewall to drop all inbound packets for a while
// We sleep 10 seconds to give some time for ssh command to cleanly finish before starting dropping inbound packets.
// We still accept packages send from localhost to prevent monit from restarting kubelet.
testReboot(c, "nohup sh -c 'sleep 10 && sudo iptables -I INPUT 1 -s 127.0.0.1 -j ACCEPT && sudo iptables -I INPUT 2 -j DROP && "+
testReboot(f.Client, "nohup sh -c 'sleep 10 && sudo iptables -I INPUT 1 -s 127.0.0.1 -j ACCEPT && sudo iptables -I INPUT 2 -j DROP && "+
" sleep 120 && sudo iptables -D INPUT -j DROP && sudo iptables -D INPUT -s 127.0.0.1 -j ACCEPT' >/dev/null 2>&1 &")
})
@@ -94,7 +89,7 @@ var _ = Describe("Reboot", func() {
// tell the firewall to drop all outbound packets for a while
// We sleep 10 seconds to give some time for ssh command to cleanly finish before starting dropping outbound packets.
// We still accept packages send to localhost to prevent monit from restarting kubelet.
testReboot(c, "nohup sh -c 'sleep 10 && sudo iptables -I OUTPUT 1 -s 127.0.0.1 -j ACCEPT && sudo iptables -I OUTPUT 2 -j DROP && "+
testReboot(f.Client, "nohup sh -c 'sleep 10 && sudo iptables -I OUTPUT 1 -s 127.0.0.1 -j ACCEPT && sudo iptables -I OUTPUT 2 -j DROP && "+
" sleep 120 && sudo iptables -D OUTPUT -j DROP && sudo iptables -D OUTPUT -s 127.0.0.1 -j ACCEPT' >/dev/null 2>&1 &")
})
})