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Merge pull request #322 from areed/host-preflight-examples
Move host preflights examples into separate directory
2 parents 5eef177 + fe4db40 commit 8aca231

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16 files changed

+192
-53
lines changed

16 files changed

+192
-53
lines changed

‎cmd/preflight/cli/stdout_results.go‎

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@@ -19,6 +19,7 @@ func showStdoutResults(format string, preflightName string, analyzeResults []*an
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}
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func showStdoutResultsHuman(preflightName string, analyzeResults []*analyzerunner.AnalyzeResult) error {
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fmt.Println("")
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var failed bool
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for _, analyzeResult := range analyzeResults {
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testResultfailed := outputResult(analyzeResult)

‎examples/preflight/host-block-devices.yaml‎ renamed to ‎examples/preflight/host/block-devices.yaml‎

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‎examples/preflight/host-cpu.yaml‎ renamed to ‎examples/preflight/host/cpu.yaml‎

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‎examples/preflight/host-disk-usage.yaml‎ renamed to ‎examples/preflight/host/disk-usage.yaml‎

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‎examples/preflight/host-http-load-balancer.yaml‎ renamed to ‎examples/preflight/host/http-load-balancer.yaml‎

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‎examples/preflight/host-http.yaml‎ renamed to ‎examples/preflight/host/http.yaml‎

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‎examples/preflight/host-ipv4-interfaces.yaml‎ renamed to ‎examples/preflight/host/ipv4-interfaces.yaml‎

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‎examples/preflight/host-memory.yaml‎ renamed to ‎examples/preflight/host/memory.yaml‎

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‎examples/preflight/host-ntp.yaml‎ renamed to ‎examples/preflight/host/ntp.yaml‎

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‎examples/preflight/host/sample.yaml‎

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apiVersion: troubleshoot.sh/v1beta2
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kind: HostPreflight
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metadata:
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name: example
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spec:
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collectors:
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- blockDevices: {}
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- cpu: {}
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- diskUsage:
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collectorName: ephemeral
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path: /var/lib/kubelet
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- httpLoadBalancer:
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collectorName: httploadbalancer
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port: 80
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address: http://app.corporate.internal
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timeout: 10s
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- http:
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collectorName: registry
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get:
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url: https://registry.replicated.com
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- ipv4Interfaces: {}
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- memory: {}
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- time: {}
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- tcpConnect:
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collectorName: weave host 1
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address: 10.128.0.2:6783
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timeout: 2s
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- tcpLoadBalancer:
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collectorName: LB1
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address: 10.128.0.20:6443
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port: 6443
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timeout: 5000ms
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- tcpPortStatus:
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collectorName: k8s
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port: 6443
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analyzers:
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- blockDevices:
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outcomes:
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- pass:
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when: ".* == 1"
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message: One available block device
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- pass:
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when: ".* > 1"
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message: Multiple available block devices
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- fail:
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message: No available block devices
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- cpu:
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outcomes:
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- fail:
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when: "< 4"
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message: This server has less than 4 CPU cores, and we require 8, but recommend 16
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- warn:
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when: "< 16"
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message: This server has at least 4 CPU cores, but we recommend 16 or more
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- pass:
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message: This server has sufficient CPU cores
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- diskUsage:
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collectorName: ephemeral
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outcomes:
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- fail:
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when: "total < 20Gi"
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message: /var/lib/kubelet has less than 20Gi of total space
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- fail:
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when: "available < 10Gi"
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message: /var/lib/kubelet has less than 10Gi of disk space available
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- fail:
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when: "used/total > 70%"
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message: /var/lib/kubelet is more than 70% full
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- pass:
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message: /var/lib/kubelet has sufficient disk space available
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- httpLoadBalancer:
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collectorName: httploadbalancer
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outcomes:
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- fail:
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when: "connection-refused"
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message: Connection to port 80 via load balancer was refused.
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- fail:
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when: "address-in-use"
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message: Another process was already listening on port 80.
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- fail:
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when: "connection-timeout"
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message: Timed out connecting to port 80 via load balancer. Check your firewall.
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- fail:
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when: "bind-permission-denied"
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message: Bind permission denied. Try running as root.
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- fail:
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when: "error"
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message: Failed to connect to port 80 via load balancer.
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- pass:
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when: "connected"
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message: Successfully connected to port 80 via load balancer.
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- http:
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collectorName: registry
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outcomes:
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- fail:
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when: "error"
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message: Error connecting to registry
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- pass:
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when: "statusCode == 404"
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message: Connected to registry
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- fail:
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message: "Unexpected response"
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- ipv4Interfaces:
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outcomes:
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- fail:
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when: "count == 0"
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message: No IPv4 interfaces detected
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- warn:
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when: "count >= 2"
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message: Multiple IPv4 interfaces detected
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- pass:
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when: "count == 1"
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message: IPv4 interface detected
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- memory:
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outcomes:
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- fail:
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when: "< 8Gi"
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message: At least 8Gi of memory is required
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- warn:
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when: "< 32Gi"
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message: At least 32Gi of memory is recommended
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- pass:
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message: The system has as sufficient memory
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- time:
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outcomes:
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- fail:
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when: "ntp == unsynchronized+inactive"
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message: System clock not synchronized
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- warn:
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when: "ntp == unsynchronized+active"
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message: System clock not yet synchronized
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- warn:
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when: "ntp == synchronized+inactive"
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message: NTP not active
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- pass:
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when: "ntp == synchronized+active"
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message: System clock is synchronized
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- tcpConnect:
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collectorName: weave host 1
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outcomes:
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- fail:
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when: "connection-refused"
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message: Connection to weave on host 1 was refused
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- fail:
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when: "connection-timeout"
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message: Timed out connecting to weave on host 1
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- fail:
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when: "error"
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message: Unexpected error connecting to weave on host 1
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- pass:
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when: "connected"
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message: Successfully connected to weave on host 1
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- tcpLoadBalancer:
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collectorName: LB1
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outcomes:
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- fail:
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when: "connection-timeout"
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message: The TCP Load Balancer is not forwarding traffic to this server.
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- fail:
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when: "address-in-use"
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message: The local port is not available to validate the Load Balancer configuration.
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- pass:
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when: "connected"
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message: The specified TCP Load Balancer appears to be properly forwarding traffic to this server.
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- tcpPortStatus:
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collectorName: k8s
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outcomes:
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- fail:
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when: "connection-refused"
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message: Connection to port 7443 was refused.
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- fail:
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when: "address-in-use"
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message: Another process was already listening on port 7443.
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- fail:
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when: "connection-timeout"
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message: Timed out connecting to port 7443. Check your firewall.
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- fail:
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when: "error"
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message: Unexpected port status
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- pass:
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when: "connected"
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message: Port 7443 is open
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- warn:
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message: Unexpected port status
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- time:
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outcomes:
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- pass:
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when: "timezone == UTC"
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message: Timezone is UTC
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- fail:
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message: Timezone is not UTC

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