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Let a shell parameter operator after a known word pass, so ${PORT:-8080} is not refused (issue 231)
mesh/merge-gate pass: builds build-agent, mesh-controller → ace, g14, novox, shanks; no bus step; every machine composes with the change as it did without …
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The case-insensitive rule for the mesh's namespace words took ${PORT:-8080},
${SHELL:-/bin/sh}, ${SECRET:?unset} and ${dir:-/tmp} for misspellings, though they
are among the commonest lines of a script or env file. A :-, :=, :+ or :? after the
colon is the shell's, whatever the word's case.
This commit is contained in:
jschoubben
2026-10-11 02:20:43 +02:00
parent 525b2c1a11
commit dc62fd0075
2 changed files with 22 additions and 11 deletions
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internal/catalogue/unconsumed_placeholder_test.go
+12 -5
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@@ -15,6 +15,8 @@ const (
undeclaredSetting = "${setting:Undeclared}"
misspelledMachine = "${machnie:address}"
shellsOwn = "${XDG_CACHE_HOME:-x}"
// The shell's operators after a word the mesh also uses, in any case: the shell's, and passed.
shellsOperators = "${PORT:-8080} ${SHELL:-/bin/sh} ${SECRET:?unset} ${dir:-/tmp}"
)
// The catalogue check — the strict parse registration runs too — refuses each by name, with the
@@ -42,6 +44,7 @@ func TestAMisspelledPlaceholderIsRefusedAtTheCheck(t *testing.T) {
{`{"id":"rc","type":"file","path":"/etc/rc","content":"${Machine:address}"}`, "${Machine:address}", "content"},
{`{"id":"rc","type":"file","path":"/etc/rc","content":"${machine:.address}"}`, "${machine:.address}", "content"},
{`{"id":"rc","type":"file","path":"/etc/rc","content":"${machine: address}"}`, "${machine: address}", "content"},
{`{"id":"rc","type":"file","path":"/etc/rc","content":"${Dir:x}"}`, "${Dir:x}", "content"},
{`{"id":"rc","type":"file","path":"/etc/rc","content":"a=${machine:address\nb=1"}`, "${machine:address", "content"},
{`{"id":"rc","type":"process","name":"speller","env":{"NAME":"${machine:name}"}}`, "${machine:name}", "env.NAME"},
} {
@@ -55,7 +58,9 @@ func TestAMisspelledPlaceholderIsRefusedAtTheCheck(t *testing.T) {
// And the shell's syntax alone, beside placeholders every pass knows, is accepted — as is the
// shape a lower-case shell variable takes with an operator after its colon.
raw = `{"module":"speller","version":"1","resources":[{"id":"rc","type":"file","path":"${machine:account-home}/.rc",` +
`"content":"` + shellsOwn + ` ${(%):-%n} ${1:-.} ${count:-} ${trial:+ on trial} ${machine:address}\n"}]}`
`"content":"` + shellsOwn + ` ${(%):-%n} ${1:-.} ${count:-} ${trial:+ on trial} ${machine:address} ` +
shellsOperators + `\n"},` +
`{"id":"server","type":"container","name":"server","env":{"PORT":"${PORT:-80}"}}]}`
if _, err := ParseManifest([]byte(raw)); err != nil {
t.Fatalf("the shell's own syntax was refused: %v", err)
}
@@ -77,6 +82,7 @@ func TestAMisspelledPlaceholderIsRefusedAtComposition(t *testing.T) {
{"content", map[string]any{"id": "rc", "type": "file", "path": "/etc/speller.rc", "content": "${Machine:address}"}, "${Machine:address}"},
{"content", map[string]any{"id": "rc", "type": "file", "path": "/etc/speller.rc", "content": "${machine:.address}"}, "${machine:.address}"},
{"content", map[string]any{"id": "rc", "type": "file", "path": "/etc/speller.rc", "content": "${machine: address}"}, "${machine: address}"},
{"content", map[string]any{"id": "rc", "type": "file", "path": "/etc/speller.rc", "content": "${Dir:x}"}, "${Dir:x}"},
{"content", map[string]any{"id": "rc", "type": "file", "path": "/etc/speller.rc", "content": "a=${machine:address\nb=1"}, "${machine:address"},
} {
m := Manifest{Module: "speller", Version: "1", Resources: []map[string]any{c.r}}
@@ -87,14 +93,15 @@ func TestAMisspelledPlaceholderIsRefusedAtComposition(t *testing.T) {
}
}
m := Manifest{Module: "speller", Version: "1", Resources: []map[string]any{{
"id": "rc", "type": "file", "path": "/etc/speller.rc", "content": "d=" + shellsOwn + "\n",
}}}
m := Manifest{Module: "speller", Version: "1", Resources: []map[string]any{
{"id": "rc", "type": "file", "path": "/etc/speller.rc", "content": "d=" + shellsOwn + " " + shellsOperators + "\n"},
{"id": "server", "type": "process", "name": "server", "env": map[string]any{"PORT": "${PORT:-80}"}},
}}
out, err := Resolution{Node: "workstation", Account: "op", Modules: []Manifest{m}}.Declaration(Rendering{})
if err != nil {
t.Fatalf("the shell's own syntax was refused: %v", err)
}
if got := contentOf(t, out, "speller.rc"); got != "d="+shellsOwn+"\n" {
if got := contentOf(t, out, "speller.rc"); got != "d="+shellsOwn+" "+shellsOperators+"\n" {
t.Fatalf("the shell's own syntax did not pass through as written: %q", got)
}
}