feat(component query): bulk spec querying with --arch enforcement

internal/app/azldev/cmds/component/mockproc.go

@@ -0,0 +1,107 @@
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
+
+package component
+
+import (
+	"log/slog"
+
+	"github.com/microsoft/azure-linux-dev-tools/internal/app/azldev"
+	"github.com/microsoft/azure-linux-dev-tools/internal/app/azldev/core/sources"
+)
+
+// Required-package presets for the shared MockProcessor.
+//
+// Render needs rpmautospec (macro expansion), rpmdevtools (spectool), and git
+// (required for rpmautospec to read commit history). python3-click is required
+// by rpmautospec but not declared as an RPM dependency. Ecosystem macro
+// packages (go-srpm-macros, etc.) are already present via @buildsys-build →
+// azurelinux-rpm-config.
+//
+// Query needs rpm-build for the `rpmspec` binary. It's typically already
+// pulled in via @buildsys-build, but we install it explicitly so we don't
+// depend on a particular buildgroup composition.
+func mockPackagesForRender() []string {
+	return []string{"rpmautospec", "rpmdevtools", "git", "python3-click"}
+}
+
+func mockPackagesForQuery() []string {
+	// rpm-build provides rpmspec; python3 is needed to run query_process.py.
+	// (The render path gets python3 transitively via python3-click, but the
+	// query path doesn't install rpmautospec/python3-click.)
+	//
+	// Additional macro packages are installed so that build-time macros
+	// affecting %files / %package expansion (and therefore --builtrpms
+	// output) resolve during rpmspec parsing. Without these, --builtrpms
+	// under-reports subpackages for specs that generate their %files
+	// sections via macros, or that use macros like %pyproject_extras_subpkg
+	// to emit whole subpackage stanzas at parse time.
+	//
+	// Curated list of common macro packages that emit %package / %files in
+	// the Azure Linux spec corpus:
+	//   * fonts-rpm-macros        — %fontfiles, %fontfamily_subpkg, etc.
+	//   * pyproject-rpm-macros    — %pyproject_extras_subpkg
+	//   * java-srpm-macros, javapackages-tools, javapackages-common —
+	//                                            %mvn_package, %mvn_install,
+	//                                            %javadoc_package (auto
+	//                                            -javadoc subpackages, from
+	//                                            macros.fjava in
+	//                                            javapackages-common),
+	//                                            jp_minimal bcond default.
+	//                                            javapackages-common is
+	//                                            normally pulled in via
+	//                                            javapackages-tools, but we
+	//                                            install it explicitly so
+	//                                            %javadoc_package never
+	//                                            silently disappears.
+	//   * ghc-rpm-macros          — %ghc_lib_subpackage and ghc_prof/haddock
+	//                                bcond defaults. Requires
+	//                                query_process.py to prime
+	//                                _ghc_version_cache so the macros don't
+	//                                shell out to a `ghc` binary that isn't
+	//                                installed in the chroot.
+	//
+	// We install `java-srpm-macros` (the actual binary RPM) rather than
+	// `java-rpm-macros`, which is the SRPM name; the latter has no
+	// `%files` section for the main package and is not a buildable binary.
+	//
+	// Macros that only affect %prep/%build/%install (e.g. %cargo_install,
+	// %py3_build) don't need to be added — they don't change which binary
+	// RPMs would be built.
+	return []string{
+		"rpm-build",
+		"python3",
+		"fonts-rpm-macros",
+		"pyproject-rpm-macros",
+		"java-srpm-macros",
+		"javapackages-tools",
+		"javapackages-common",
+		"ghc-rpm-macros",
+	}
+}
+
+// createMockProcessor creates a [sources.MockProcessor] using the project's
+// mock config. Returns nil if the mock config is not available (e.g., no project
+// config loaded, or no mock config path configured).
+//
+// requiredPackages is the set of packages to install in the chroot on first
+// use. Use one of the mockPackagesFor* presets above to pick the right set
+// for the calling command.
+func createMockProcessor(env *azldev.Env, requiredPackages []string) *sources.MockProcessor {
+	_, distroVerDef, err := env.Distro()
+	if err != nil {
+		slog.Info("Mock processor unavailable; could not resolve distro", "error", err)
+
+		return nil
+	}
+
+	if distroVerDef.MockConfigPath == "" {
+		slog.Info("Mock processor unavailable; no mock config path configured")
+
+		return nil
+	}
+
+	slog.Info("Mock processor available", "mockConfig", distroVerDef.MockConfigPath)
+
+	return sources.NewMockProcessor(env, distroVerDef.MockConfigPath, requiredPackages)
+}