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The node agent begins again composing its own when the catalogue places its node, with no restart (issue 1126, ADR 0549 §4)
mesh/delivery closed: a newer head of the same pull request
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mesh/check failed: unit: git.novox.be/novox/mesh-catalog/checks/nobinaries.TestTheCatalogueHoldsNoCompiledProgram: modules/mesh-config/cmd/mesh-config…

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jschoubben
2026-10-26 19:34:24 +01:00
parent bb46a6ad0f
commit 21d6583b5e
2 changed files with 42 additions and 5 deletions
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cmd/mesh-host/nodeagent_integration_test.go
+13 -4
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@@ -313,8 +313,8 @@ func TestNatsTheHandPathAppliesACompositionTheOperatorSigned(t *testing.T) {
})
}
// Issue 1126 (ADR 0547 §2, the milestone's H8): the node agent started whole against a real bus, on a node the catalogue
// places, composes a module from its want, the indexer's manifest, its record and its mesh-config value, and applies it,
// Issue 1126 (ADR 0547 §2, the milestone's H8): the node agent started whole against a real bus, once the catalogue
// places its node (the placement written after it started), composes a module from its want, the indexer's manifest, its record and its mesh-config value, and applies it,
// with no key in the controller's compositions; a changed config value is composed again on its event and applied as a
// revision of what runs.
func TestNatsANodeThePlacementNamesComposesAndAppliesItsOwn(t *testing.T) {
@@ -345,7 +345,7 @@ func TestNatsANodeThePlacementNamesComposesAndAppliesItsOwn(t *testing.T) {
kv nats.KeyValue
key string
value []byte
}{{manifests, mkey, mraw}, {modules, "web", modv}, {placement, pkey, place}, {b.haves, hkey, rec},
}{{manifests, mkey, mraw}, {modules, "web", modv}, {b.haves, hkey, rec},
{resolved, itNode + ".web.greeting", []byte(`{"value":"bonjour"}`)}} {
if _, err := w.kv.Put(w.key, w.value); err != nil {
t.Fatal(err)
@@ -359,7 +359,16 @@ func TestNatsANodeThePlacementNamesComposesAndAppliesItsOwn(t *testing.T) {
stop := b.start(false)
defer stop()
within(t, 3*time.Second, "the node did not compose and apply its own module", func() bool { return b.file("web") == "greeting=bonjour\n" })
// Not placed yet: the agent applies the controller's compositions, of which there are none. The catalogue's seed then
// places the node, and the agent begins again composing its own (ADR 0549 §4), with no restart of the engine.
time.Sleep(300 * time.Millisecond)
if b.file("web") != "" {
t.Fatal("a node the catalogue does not place composed its own")
}
if _, err := placement.Put(pkey, place); err != nil {
t.Fatal(err)
}
within(t, 5*time.Second, "the node did not compose and apply its own module once placed", func() bool { return b.file("web") == "greeting=bonjour\n" })
within(t, 2*time.Second, "the have does not name the build", func() bool {
h := b.have("web")
return h.FP == fp && h.Composed != "" && h.Phase == delivery.PhaseRunning