mirror of
https://github.com/mulgadc/spinifex.git
synced 2026-10-15 09:01:31 +00:00
Julian Sommer
107 lines
3.7 KiB
Go
107 lines
3.7 KiB
Go
//go:build e2e
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package harness
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import (
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"context"
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"fmt"
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"strings"
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"testing"
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"time"
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)
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// nodeServiceUnits are the PartOf=spinifex.target units StopNode stops to
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// simulate a node outage. spinifex-shutdown.service is deliberately excluded:
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// its ExecStop drains guests to stopped, which a hard outage must not do.
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var nodeServiceUnits = []string{
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"spinifex-ui.service",
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"spinifex-vpcd.service",
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"spinifex-awsgw.service",
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"spinifex-daemon.service",
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"spinifex-viperblock.service",
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"spinifex-predastore.service",
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"spinifex-nats.service",
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}
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// NodeUnitState returns systemd's current state for unit on node.
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func NodeUnitState(node Node, unit string) (string, error) {
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ssh := NewPeerSSH()
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ctx, cancel := context.WithTimeout(context.Background(), 30*time.Second)
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defer cancel()
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out, err := ssh.Run(ctx, node.Addr, "systemctl is-active -- "+ShellQuote(unit))
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return strings.TrimSpace(string(out)), err
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}
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// AssertUnitActive fails the test unless unit is active on node.
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func AssertUnitActive(t *testing.T, node Node, unit string) {
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t.Helper()
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state, err := NodeUnitState(node, unit)
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if err != nil {
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t.Fatalf("unit %s on %s: %v", unit, node.Name, err)
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}
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if state != "active" {
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t.Fatalf("unit %s on %s: state %q, want active", unit, node.Name, state)
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}
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}
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// PeerFileContents reads a root-owned file from node over peer SSH.
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func PeerFileContents(t *testing.T, node Node, path string) []byte {
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t.Helper()
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ssh := NewPeerSSH()
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ctx, cancel := context.WithTimeout(context.Background(), 30*time.Second)
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defer cancel()
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out, err := ssh.Run(ctx, node.Addr, "sudo cat -- "+ShellQuote(path))
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if err != nil {
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t.Fatalf("read %s on %s: %v", path, node.Name, err)
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}
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return out
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}
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// StopNode simulates a hard node outage by stopping the spinifex service units
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// directly (not spinifex.target), so guests keep running (daemon
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// KillMode=process) and the target's drain ExecStop never fires. Non-fatal:
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// the shutdown sequence can racily kill the SSH connection.
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func StopNode(t *testing.T, node Node) {
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t.Helper()
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ssh := NewPeerSSH()
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// 3min covers slow shutdowns of all seven units (predastore, NATS, awsgw, vpcd, daemon, ui).
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ctx, cancel := context.WithTimeout(context.Background(), 3*time.Minute)
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defer cancel()
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cmd := "sudo systemctl stop " + strings.Join(nodeServiceUnits, " ")
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if _, err := ssh.Run(ctx, node.Addr, cmd); err != nil {
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t.Logf("StopNode %s: %v (proceeding — bash treats this as non-fatal)", node.Name, err)
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}
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}
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// StartNode brings spinifex.target back up on a remote node. Also used as a
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// t.Cleanup safety net so a cancelled run doesn't leave the cluster degraded.
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func StartNode(t *testing.T, node Node) {
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t.Helper()
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ssh := NewPeerSSH()
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// 5min: systemctl blocks until all units are Active; 6 units can take 60-90s.
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ctx, cancel := context.WithTimeout(context.Background(), 5*time.Minute)
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defer cancel()
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if _, err := ssh.Run(ctx, node.Addr, "sudo systemctl start spinifex.target"); err != nil {
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t.Fatalf("StartNode %s: %v", node.Name, err)
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}
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}
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// WaitNodeServiceReady polls a node's HTTPS gateway until TLS handshake
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// succeeds. Useful after StartNode while the service stack restarts.
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// Distinct from WaitGatewayHealthy (cluster-wide) so a single recovering
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// node can be tracked without re-checking all peers.
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func WaitNodeServiceReady(t *testing.T, node Node, opts ...PollOpt) {
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t.Helper()
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cfg := applyOpts(pollCfg{timeout: 60 * time.Second, interval: 2 * time.Second}, opts...)
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httpc := insecureHTTPClient(cfg.interval)
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url := fmt.Sprintf("https://%s:%d/", node.Addr, awsgwHealthPort)
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EventuallyErr(t, func() error {
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resp, err := httpc.Get(url)
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if err != nil {
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return fmt.Errorf("%s gateway %s: %w", node.Name, url, err)
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}
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_ = resp.Body.Close()
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return nil
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}, cfg.timeout, cfg.interval)
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}
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