Improve run-image's boot.sh. (#2378)

system/extensions/host/run-image-boot-sh.toit

@@ -85,12 +85,6 @@ for (( ; ; )); do
 
   export TOIT_CONFIG_DATA=\$(realpath \$PREFIX/\$current/config.ubjson)
 
-  if [ -e \$PREFIX/\$current/validated ]; then
-    already_validated=true
-  else
-    already_validated=false
-  fi
-
   # Clear out the scratch directory.
   rm -rf \$PREFIX/scratch
   mkdir -p \$PREFIX/scratch
@@ -129,18 +123,14 @@ for (( ; ; )); do
     echo "****************************************"
     break
   else
-    if [ ! \$exit_code -eq 0 -a ! \$exit_code -eq 18 ]; then
+    if [ ! \$exit_code -eq 0 -a ! \$exit_code -eq $EXIT-CODE-ROLLBACK-REQUESTED ]; then
       echo "***********************************************"
       echo "*** Firmware crashed with code=\$exit_code"
       echo "***********************************************"
+      # Clear the flash-registry in case it was corrupted.
+      rm -f \$PREFIX/flash-registry
     fi
-    if [ -e \$PREFIX/\$current/validated ]; then
-      if [ \$already_validated == false ]; then
-        echo "****************************************"
-        echo "*** Firmware successfully validated"
-        echo "****************************************"
-      fi
-    else
+    if [ ! -e \$PREFIX/\$current/validated ]; then
       if [ \$exit_code -eq $EXIT-CODE-ROLLBACK-REQUESTED ]; then
         echo "****************************************"
         echo "*** Rollback requested"

tests/envelope/boot-crash-source.toit

@@ -0,0 +1,43 @@
+// Copyright (C) 2024 Toitware ApS.
+// Use of this source code is governed by a Zero-Clause BSD license that can
+// be found in the tests/LICENSE file.
+
+import host.file
+import host.os
+import system.firmware
+import system.storage
+import .exit-codes
+
+main:
+  test-dir := os.env["BOOT_TEST_DIR"]
+  if file.is-file "$test-dir/mark":
+    second-call
+  else:
+    first-call test-dir
+
+with-region [block]:
+  region := storage.Region.open --flash "toitlang.org/envelope-test-region" --capacity=100
+  block.call region
+  region.close
+
+HELLO ::= "hello world"
+
+first-call test-dir/string:
+  print "first call"
+  file.write-content --path="$test-dir/mark" "first"
+
+  with-region: | region/storage.Region |
+    region.write --at=0 HELLO
+
+  // Exit with a crash.
+  exit 1
+
+second-call:
+  with-region: | region/storage.Region |
+    existing := region.read --from=0 --to=HELLO.size
+    if existing == HELLO:
+      print "Test failed"
+    else:
+      // The flash was correctly cleared after the crash.
+      print "Test succeeded"
+    exit EXIT-CODE-STOP

tests/envelope/boot-crash-test.toit

@@ -0,0 +1,16 @@
+// Copyright (C) 2024 Toitware ApS.
+// Use of this source code is governed by a Zero-Clause BSD license that can
+// be found in the tests/LICENSE file.
+
+import expect show *
+import .exit-codes
+import .util show EnvelopeTest with-test
+
+main args:
+  with-test args: | test/EnvelopeTest |
+    test.install --name="crash" --source-path="./boot-crash-source.toit"
+    test.extract-to-dir --dir-path=test.tmp-dir
+    output := test.boot-backticks test.tmp-dir --env={
+      "BOOT_TEST_DIR": test.tmp-dir,
+    }
+    expect (output.contains "Test succeeded")

tests/envelope/boot-deep-sleep-source.toit

@@ -0,0 +1,15 @@
+// Copyright (C) 2024 Toitware ApS.
+// Use of this source code is governed by a Zero-Clause BSD license that can
+// be found in the tests/LICENSE file.
+
+import host.file
+import host.os
+import .exit-codes
+
+main:
+  test-dir := os.env["BOOT_TEST_DIR"]
+  if file.is-file "$test-dir/mark":
+    print "Test succeeded"
+    exit EXIT-CODE_STOP
+  file.write-content --path="$test-dir/mark" "first"
+  __deep_sleep__ 20  // Sleep 20 ms.

tests/envelope/boot-deep-sleep-test.toit

@@ -0,0 +1,16 @@
+// Copyright (C) 2024 Toitware ApS.
+// Use of this source code is governed by a Zero-Clause BSD license that can
+// be found in the tests/LICENSE file.
+
+import expect show *
+import .exit-codes
+import .util show EnvelopeTest with-test
+
+main args:
+  with-test args: | test/EnvelopeTest |
+    test.install --name="deep-sleep" --source-path="./boot-deep-sleep-source.toit"
+    test.extract-to-dir --dir-path=test.tmp-dir
+    output := test.boot-backticks test.tmp-dir --env={
+      "BOOT_TEST_DIR": test.tmp-dir,
+    }
+    expect (output.contains "Test succeeded")

tests/envelope/boot-flash-test.toit

@@ -8,7 +8,7 @@ import .util show EnvelopeTest with-test
 
 main args:
   with-test args: | test/EnvelopeTest |
-    test.install --name="hello" --source-path="./boot-flash-source.toit"
+    test.install --name="flash" --source-path="./boot-flash-source.toit"
     test.extract-to-dir --dir-path=test.tmp-dir
     output := test.boot-backticks test.tmp-dir
     expect (output.contains "Test succeeded")

tests/envelope/boot-upgrade-test.toit

@@ -31,7 +31,6 @@ test-success args/List:
         "validation is pending",
         "can rollback",
         "validating",
-        "*** Firmware successfully validated", // From the boot script.
         "hello from updated",
         "validation is not pending",
         "can not rollback",

tests/envelope/boot-upgraded-success.toit

@@ -5,6 +5,7 @@
 import system.firmware
 import host.file
 import host.os
+import .exit-codes
 
 main:
   print "hello from updated firmware!"
@@ -14,7 +15,7 @@ main:
   test-dir := os.env["BOOT_TEST_DIR"]
   if file.is-file "$test-dir/mark":
     print "exiting"
-    exit 19
+    exit EXIT-CODE-STOP
 
   print "validating"
   firmware.validate