jschoubben
59311407e2
PlansHeld holds a module whose build cannot be taken in or whose plan refuses, by composeEach's rule, and composes every other module's plan; sealedFor gives a file the stand-in its own secret's file has (baserow on ace); shipsABundle reads a built manifest's Bundles (nats on novox).
77 lines
3.3 KiB
Go
77 lines
3.3 KiB
Go
package frombustest
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import (
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"context"
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"strings"
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"testing"
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"git.novox.be/novox/mesh-sdk/go/compose/frombus"
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"git.novox.be/novox/mesh-sdk/go/delivery"
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)
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// ADR 0570 clause 2 (issue 1954; a3's H5): the in-memory mesh composes a plan from the bus that hands restic to the
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// provisioner and names its postgres-database, provided by postgres on n1. And one bad module must not drop its node
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// (issue 774): with a module placed beside it whose built manifest cannot be used, or whose plan refuses, PlansHeld
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// still hands restic's plan and names the bad one with why, where Plans refuses the whole node.
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func TestTheProvisionedMeshHandsAPlanWithItsProvision(t *testing.T) {
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fp := "src2:" + strings.Repeat("9", 64)
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for _, row := range []struct {
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name string
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bad string // the indexer's manifest of a module "backup" placed on n1; empty places none
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// built is the manifest backup's done build names; empty gives it no build
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built string
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why string // words backup's hold says
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}{
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{name: "every module composes"},
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{name: "a built manifest that cannot be used",
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bad: `{"module":"backup","version":"1","build":{"artifacts":[{"name":"files","kind":"archive","from":"files"}]}}`,
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built: `{"module":"backup","version":"1","requires":["amqp"]}`, why: "backup"},
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{name: "a plan that refuses",
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bad: `{"module":"backup","version":"1","resources":[{"id":"conf","type":"file","path":"/etc/backup.conf",` +
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`"mode":"0600","content":"key=${secret:nope}"}]}`, why: "${secret:nope}"},
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} {
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b, err := Provisioned()
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if err != nil {
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t.Fatal(err)
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}
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if row.bad != "" {
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p := b.Placement[Node]
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p.Modules = append(p.Modules, delivery.PlacedModule{Module: "backup"})
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b.Placement[Node] = p
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digest := delivery.ManifestDigest([]byte(row.bad))
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b.Manifests[digest] = []byte(row.bad)
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b.Module["backup"] = delivery.Module{FP2: fp, Manifest: digest}
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if row.built != "" {
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builtDigest := delivery.ManifestDigest([]byte(row.built))
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b.Manifests[builtDigest] = []byte(row.built)
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b.Builds["backup "+fp] = &delivery.BuilderBuild{State: delivery.BuildDone, Manifest: builtDigest,
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Artifacts: []delivery.BuiltArtifact{{Name: "files", Kind: "archive", Reference: "artifact-store://backup/files/blobs/x", Digest: "sha256:x"}}}
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}
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if _, err := frombus.Plans(context.Background(), b, frombus.Mesh{}, frombus.Scope{Node: Node}); err == nil {
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t.Errorf("%s: Plans composed the node; the row does not refuse it", row.name)
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}
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}
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plans, held, err := frombus.PlansHeld(context.Background(), b, frombus.Mesh{}, frombus.Scope{Node: Node})
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if err != nil {
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t.Fatalf("%s: %v", row.name, err)
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}
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restic, handed := plans["restic"]
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if !handed || len(restic.Provisions) != 1 || restic.Provisions[0].Provision != "postgres-database" ||
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restic.Provisions[0].Provider != Node || restic.Provisions[0].ProviderModule != "postgres" {
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t.Fatalf("%s: the plans are %+v (held %v)", row.name, plans, held)
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}
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if row.bad == "" {
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if len(held) > 0 {
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t.Errorf("%s: held %v", row.name, held)
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}
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continue
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}
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if why, ok := held["backup"]; !ok || !strings.Contains(why, row.why) || len(held) != 1 {
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t.Errorf("%s: held %v, want backup alone, saying %q", row.name, held, row.why)
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}
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if _, planned := plans["backup"]; planned {
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t.Errorf("%s: the held module has a plan", row.name)
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}
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}
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}
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