treewide: replace hardcoded runfiles paths

We hardcoded some of the runfiles paths to find specific files. This replaces the hardcoded paths by a call to rlocationpath. This prevents running a target without the correct dependencies at build time instead of at runtime

Change-Id: I7ce56935ac80be6b28b824ccb0781ab401bd6521
Reviewed-on: https://review.monogon.dev/c/monogon/+/3301
Reviewed-by: Serge Bazanski <serge@monogon.tech>
Tested-by: Jenkins CI
diff --git a/metropolis/test/launch/swtpm.go b/metropolis/test/launch/swtpm.go
index fa5cb78..5691c86 100644
--- a/metropolis/test/launch/swtpm.go
+++ b/metropolis/test/launch/swtpm.go
@@ -10,8 +10,6 @@
 	"sort"
 	"strings"
 
-	"github.com/bazelbuild/rules_go/go/runfiles"
-
 	"source.monogon.dev/osbase/test/launch"
 )
 
@@ -111,29 +109,6 @@
 		launch.Log("Skipping manufacturing TPM for %s, already exists", path)
 		return nil
 	}
-
-	// Find all tools.
-	swtpm, err := runfiles.Rlocation("swtpm/swtpm")
-	if err != nil {
-		return fmt.Errorf("could not find swtpm: %w", err)
-	}
-	swtpmSetup, err := runfiles.Rlocation("swtpm/swtpm_setup")
-	if err != nil {
-		return fmt.Errorf("could not find swtpm_setup: %w", err)
-	}
-	swtpmLocalca, err := runfiles.Rlocation("swtpm/swtpm_localca")
-	if err != nil {
-		return fmt.Errorf("could not find swtpm_localca: %w", err)
-	}
-	swtpmCert, err := runfiles.Rlocation("_main/metropolis/test/swtpm/swtpm_cert/swtpm_cert_/swtpm_cert")
-	if err != nil {
-		return fmt.Errorf("could not find swtpm_cert: %w", err)
-	}
-	certtool, err := runfiles.Rlocation("_main/metropolis/test/swtpm/certtool/certtool_/certtool")
-	if err != nil {
-		return fmt.Errorf("could not find certtool: %w", err)
-	}
-
 	// Prepare swtpm-localca.options.
 	options := []string{
 		"--platform-manufacturer " + platform.Manufacturer,
@@ -141,14 +116,14 @@
 		"--platform-model " + platform.Model,
 		"",
 	}
-	err = os.WriteFile(f.localCAOptionsPath(), []byte(strings.Join(options, "\n")), 0600)
+	err := os.WriteFile(f.localCAOptionsPath(), []byte(strings.Join(options, "\n")), 0600)
 	if err != nil {
 		return fmt.Errorf("could not write local options: %w", err)
 	}
 
 	// Prepare swptm.conf.
 	err = writeSWTPMConfig(f.swtpmConfPath(), map[string]string{
-		"create_certs_tool":         swtpmLocalca,
+		"create_certs_tool":         xSwtpmLocalCAPath,
 		"create_certs_tool_config":  f.localCAConfPath(),
 		"create_certs_tool_options": f.localCAOptionsPath(),
 	})
@@ -159,8 +134,8 @@
 	if err := os.MkdirAll(path, 0700); err != nil {
 		return fmt.Errorf("could not make output path: %w", err)
 	}
-	cmd := exec.CommandContext(ctx, swtpmSetup,
-		"--tpm", fmt.Sprintf("%s socket", swtpm),
+	cmd := exec.CommandContext(ctx, xSwtpmSetupPath,
+		"--tpm", fmt.Sprintf("%s socket", xSwtpmPath),
 		"--tpmstate", path,
 		"--create-ek-cert",
 		"--create-platform-cert",
@@ -169,7 +144,7 @@
 		"--display",
 		"--pcr-banks", "sha1,sha256,sha384,sha512",
 		"--config", f.swtpmConfPath())
-	cmd.Env = append(cmd.Env, fmt.Sprintf("PATH=%s:%s", filepath.Dir(swtpmCert), filepath.Dir(certtool)))
+	cmd.Env = append(cmd.Env, fmt.Sprintf("PATH=%s:%s", filepath.Dir(xSwtpmCertPath), filepath.Dir(xCerttoolPath)))
 	cmd.Env = append(cmd.Env, "MONOGON_LIBTPMS_ACKNOWLEDGE_UNSAFE=yes")
 	if out, err := cmd.CombinedOutput(); err != nil {
 		log.Printf("Manufacturing TPM for %s failed: swtm_setup: %s", path, out)