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Checks that only lite or full binding could exist in a process.

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PiperOrigin-RevId: 600537100
pull/15513/head
Protobuf Team Bot 10 months ago committed by Copybara-Service
parent 56f557a0f5
commit 8b92099937
10 changed files with 228 additions and 71 deletions
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  1. 2
      java/core/BUILD.bazel
  2. 132
      java/core/src/main/java/com/google/protobuf/RuntimeVersion.java
  3. 121
      java/core/src/test/java/com/google/protobuf/RuntimeVersionTest.java
  4. 3
      src/google/protobuf/compiler/java/enum.cc
  5. 3
      src/google/protobuf/compiler/java/file.cc
  6. 17
      src/google/protobuf/compiler/java/helpers.cc
  7. 4
      src/google/protobuf/compiler/java/helpers.h
  8. 3
      src/google/protobuf/compiler/java/message.cc
  9. 10
      src/google/protobuf/compiler/java/message_lite.cc
  10. 4
      src/google/protobuf/compiler/java/shared_code_generator.cc

2
java/core/BUILD.bazel
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@ -389,6 +389,7 @@ junit_tests(
"src/test/java/com/google/protobuf/IsValidUtf8Test.java",
"src/test/java/com/google/protobuf/TestUtil.java",
"src/test/java/com/google/protobuf/TestUtilLite.java",
"src/test/java/com/google/protobuf/RuntimeVersionTest.java",
],
),
data = ["//src/google/protobuf:testdata"],
@ -508,7 +509,6 @@ LITE_TEST_EXCLUSIONS = [
"src/test/java/com/google/protobuf/Proto2SchemaTest.java",
"src/test/java/com/google/protobuf/Proto2UnknownEnumValueTest.java",
"src/test/java/com/google/protobuf/RepeatedFieldBuilderTest.java",
"src/test/java/com/google/protobuf/RuntimeVersionTest.java",
"src/test/java/com/google/protobuf/ServiceTest.java",
"src/test/java/com/google/protobuf/SingleFieldBuilderTest.java",
"src/test/java/com/google/protobuf/TestBadIdentifiers.java",

132
java/core/src/main/java/com/google/protobuf/RuntimeVersion.java
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@ -16,12 +16,28 @@ import java.util.logging.Logger;
*/
public final class RuntimeVersion {
private static final Logger logger = Logger.getLogger(RuntimeVersion.class.getName());
/** Indicates the domain of the Protobuf artifact. */
public enum RuntimeDomain {
GOOGLE_INTERNAL,
PUBLIC,
}
/** Indicates whether last checked runtime is the full or lite version. */
protected enum Fullness {
UNSPECIFIED,
FULL,
LITE
}
// Fields to the altered when initializing generated classes.
@SuppressWarnings({"ProtectedMembersInFinalClass", "NonFinalStaticField"})
protected static Fullness prevFullness = Fullness.UNSPECIFIED;
@SuppressWarnings("NonFinalStaticField")
private static String prevCheckedLocation = "";
// The version of this runtime.
// Automatically updated by Protobuf release process. Do not edit manually.
public static final RuntimeDomain DOMAIN = RuntimeDomain.PUBLIC;
@ -33,82 +49,103 @@ public final class RuntimeVersion {
private static final String VERSION_STRING = versionString(MAJOR, MINOR, PATCH, SUFFIX);
/**
* Validates that the gencode is in the same domain as the runtime.
* Validates that the gencode version is compatible with this runtime version according to
* https://protobuf.dev/support/cross-version-runtime-guarantee/.
*
* <p>This method will be directly called by the google-internal gencode to verify no cross-domain
* usages.
* <p>This method is currently only used by Protobuf Java **lite version** gencode. Do not call it
* elsewhere.
*
* @param gencodeDomain the domain where Protobuf Java code was generated.
* @throws ProtobufRuntimeVersionException if gencodeDomain is not the same as DOMAIN.
* @param domain the domain where Protobuf Java code was generated.
* @param major the major version of Protobuf Java gencode.
* @param minor the minor version of Protobuf Java gencode.
* @param patch the micro/patch version of Protobuf Java gencode.
* @param suffix the version suffix e.g. "-rc2", "-dev", etc.
* @param location the debugging location e.g. generated Java class to put in the error messages.
* @throws ProtobufRuntimeVersionException if versions are incompatible.
*/
public static void validateProtobufGencodeDomain(RuntimeDomain gencodeDomain) {
// Check the environmental variable, and temporarily disable validation if it's set to true.
String disableFlag = java.lang.System.getenv("TEMORARILY_DISABLE_PROTOBUF_VERSION_CHECK");
if ((disableFlag != null && disableFlag.equals("true"))) {
public static void validateProtobufLiteGencodeVersion(
RuntimeDomain domain, int major, int minor, int patch, String suffix, String location) {
if (checkDisabled()) {
return;
}
if (gencodeDomain != DOMAIN) {
throw new ProtobufRuntimeVersionException(
String.format(
"Mismatched Protobuf Gencode/Runtime domains: gencode %s, runtime %s. Cross-domain"
+ " usage of Protobuf is not supported.",
gencodeDomain, DOMAIN));
synchronized (RuntimeVersion.class) {
preventFullAndLite(Fullness.LITE, location);
}
validateProtobufGencodeVersionImpl(domain, major, minor, patch, suffix, location);
}
/**
* Validates that the gencode version is compatible with this runtime version according to
* https://protobuf.dev/support/cross-version-runtime-guarantee/.
*
* <p>This method is currently only used by Protobuf Java gencode in OSS.
*
* <p>This method is only for Protobuf Java gencode; do not call it elsewhere.
* <p>This method is currently only used by Protobuf Java **full version** gencode. Do not call it
* elsewhere.
*
* @param domain the domain where Protobuf Java code was generated.
* @param major the major version of Protobuf Java gencode.
* @param minor the minor version of Protobuf Java gencode.
* @param patch the micro/patch version of Protobuf Java gencode.
* @param suffix the version suffix e.g. "-rc2", "-dev", etc.
* @param location the debugging location e.g. generated Java class to put in the error messages.
* @throws ProtobufRuntimeVersionException if versions are incompatible.
*/
public static void validateProtobufGencodeVersion(
RuntimeDomain domain, int major, int minor, int patch, String suffix) {
RuntimeDomain domain, int major, int minor, int patch, String suffix, String location) {
if (checkDisabled()) {
return;
}
synchronized (RuntimeVersion.class) {
preventFullAndLite(Fullness.FULL, location);
}
validateProtobufGencodeVersionImpl(domain, major, minor, patch, suffix, location);
}
/** The actual implementation of version validation. */
private static void validateProtobufGencodeVersionImpl(
RuntimeDomain domain, int major, int minor, int patch, String suffix, String location) {
if (checkDisabled()) {
return;
}
String gencodeVersionString = versionString(major, minor, patch, suffix);
// Check that version numbers are valid.
if (major < 0 || minor < 0 || patch < 0) {
throw new ProtobufRuntimeVersionException(
"Invalid gencode version: " + versionString(major, minor, patch, suffix));
throw new ProtobufRuntimeVersionException("Invalid gencode version: " + gencodeVersionString);
}
validateProtobufGencodeDomain(domain);
// Check that runtime domain is the same as the gencode domain.
if (domain != DOMAIN) {
throw new ProtobufRuntimeVersionException(
String.format(
"Detected mismatched Protobuf Gencode/Runtime domains when loading %s: gencode %s,"
+ " runtime %s. Cross-domain usage of Protobuf is not supported.",
location, domain, DOMAIN));
}
String gencodeVersionString = versionString(major, minor, patch, suffix);
// Check that runtime major version is the same as the gencode major version.
if (major != MAJOR) {
throw new ProtobufRuntimeVersionException(
String.format(
"Mismatched Protobuf Gencode/Runtime major versions: gencode %s, runtime %s. Same"
+ " major version is required.",
gencodeVersionString, VERSION_STRING));
"Detected mismatched Protobuf Gencode/Runtime major versions when loading %s: gencode"
+ " %s, runtime %s. Same major version is required.",
location, gencodeVersionString, VERSION_STRING));
}
// Check that runtime version is newer than the gencode version.
if (MINOR < minor || (MINOR == minor && PATCH < patch)) {
throw new ProtobufRuntimeVersionException(
String.format(
"Protobuf Java runtime version cannot be older than the gencode version:"
+ "gencode %s, runtime %s.",
gencodeVersionString, VERSION_STRING));
"Detected incompatible Protobuf Gencode/Runtime versions when loading %s: gencode %s,"
+ " runtime %s. Runtime version cannot be older than the linked gencode version.",
location, gencodeVersionString, VERSION_STRING));
}
// Check that runtime version suffix is the same as the gencode version suffix.
if (!suffix.equals(SUFFIX)) {
throw new ProtobufRuntimeVersionException(
String.format(
"Mismatched Protobuf Gencode/Runtime version suffixes: gencode %s, runtime %s."
+ " Version suffixes must be the same.",
gencodeVersionString, VERSION_STRING));
"Detected mismatched Protobuf Gencode/Runtime version suffixes when loading %s:"
+ " gencode %s, runtime %s. Version suffixes must be the same.",
location, gencodeVersionString, VERSION_STRING));
}
}
@ -126,4 +163,33 @@ public final class RuntimeVersion {
private static String versionString(int major, int minor, int patch, String suffix) {
return String.format("%d.%d.%d%s", major, minor, patch, suffix);
}
private static boolean checkDisabled() {
// Check the environmental variable, and temporarily disable validation if it's set to true.
String disableFlag = java.lang.System.getenv("TEMORARILY_DISABLE_PROTOBUF_VERSION_CHECK");
if ((disableFlag != null && disableFlag.equals("true"))) {
return true;
}
return false;
}
/** Verifies that only full or lite linkage exists. */
private static void preventFullAndLite(Fullness fullness, String location) {
if (fullness != prevFullness && prevFullness != Fullness.UNSPECIFIED) {
String message =
"Protobuf Java version checker saw both Lite and Full linkages during runtime, which is"
+ " disallowed. Full gencode @%s; Lite gencode @%s";
if (prevFullness == Fullness.FULL) {
message = String.format(message, prevCheckedLocation, location);
} else {
message = String.format(message, location, prevCheckedLocation);
}
throw new ProtobufRuntimeVersionException(message);
}
prevFullness = fullness;
prevCheckedLocation = location;
}
private RuntimeVersion() {}
}

121
java/core/src/test/java/com/google/protobuf/RuntimeVersionTest.java
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@ -23,27 +23,25 @@ public final class RuntimeVersionTest {
assertThrows(
RuntimeVersion.ProtobufRuntimeVersionException.class,
() ->
RuntimeVersion.validateProtobufGencodeVersion(
RuntimeVersion.DOMAIN, 1, -2, -3, ""));
RuntimeVersion.validateProtobufLiteGencodeVersion(
RuntimeVersion.DOMAIN, 1, -2, -3, "", "dummy"));
assertThat(thrown).hasMessageThat().contains("Invalid gencode version: 1.-2.-3");
}
@Test
public void versionValidation_crossDomainDisallowed() {
RuntimeVersion.RuntimeDomain gencodeDomain = RuntimeVersion.RuntimeDomain.GOOGLE_INTERNAL;
RuntimeVersion.RuntimeDomain gencodeDomain =
RuntimeVersion.RuntimeDomain.GOOGLE_INTERNAL;
RuntimeVersion.ProtobufRuntimeVersionException thrown =
assertThrows(
RuntimeVersion.ProtobufRuntimeVersionException.class,
() -> RuntimeVersion.validateProtobufGencodeDomain(gencodeDomain));
assertThat(thrown).hasMessageThat().contains("Mismatched Protobuf Gencode/Runtime domains");
}
@Test
public void versionValidation_sameDomainAllowed() {
RuntimeVersion.RuntimeDomain gencodeDomain = RuntimeVersion.RuntimeDomain.PUBLIC;
RuntimeVersion.validateProtobufGencodeDomain(gencodeDomain);
() ->
RuntimeVersion.validateProtobufLiteGencodeVersion(
gencodeDomain, 1, 2, 3, "", "testing.Foo"));
assertThat(thrown)
.hasMessageThat()
.contains("Detected mismatched Protobuf Gencode/Runtime domains when loading testing.Foo");
}
@Test
@ -53,36 +51,40 @@ public final class RuntimeVersionTest {
assertThrows(
RuntimeVersion.ProtobufRuntimeVersionException.class,
() ->
RuntimeVersion.validateProtobufGencodeVersion(
RuntimeVersion.validateProtobufLiteGencodeVersion(
RuntimeVersion.DOMAIN,
gencodeMajor,
RuntimeVersion.MINOR,
RuntimeVersion.PATCH,
RuntimeVersion.SUFFIX));
RuntimeVersion.SUFFIX,
"testing.Foo"));
assertThat(thrown)
.hasMessageThat()
.contains("Mismatched Protobuf Gencode/Runtime major versions");
.contains(
"Detected mismatched Protobuf Gencode/Runtime major versions when loading testing.Foo");
}
@Test
public void versionValidation_versionNumbersAllTheSameAllowed() {
RuntimeVersion.validateProtobufGencodeVersion(
RuntimeVersion.validateProtobufLiteGencodeVersion(
RuntimeVersion.DOMAIN,
RuntimeVersion.MAJOR,
RuntimeVersion.MINOR,
RuntimeVersion.PATCH,
RuntimeVersion.SUFFIX);
RuntimeVersion.SUFFIX,
"dummy");
}
@Test
public void versionValidation_newerRuntimeVersionAllowed() {
int gencodeMinor = RuntimeVersion.MINOR - 1;
RuntimeVersion.validateProtobufGencodeVersion(
RuntimeVersion.validateProtobufLiteGencodeVersion(
RuntimeVersion.DOMAIN,
RuntimeVersion.MAJOR,
gencodeMinor,
RuntimeVersion.PATCH,
RuntimeVersion.SUFFIX);
RuntimeVersion.SUFFIX,
"dummy");
}
@Test
@ -92,35 +94,67 @@ public final class RuntimeVersionTest {
assertThrows(
RuntimeVersion.ProtobufRuntimeVersionException.class,
() ->
RuntimeVersion.validateProtobufGencodeVersion(
RuntimeVersion.validateProtobufLiteGencodeVersion(
RuntimeVersion.DOMAIN,
RuntimeVersion.MAJOR,
gencodeMinor,
RuntimeVersion.PATCH,
RuntimeVersion.SUFFIX));
RuntimeVersion.SUFFIX,
"testing.Foo"));
assertThat(thrown)
.hasMessageThat()
.contains("Protobuf Java runtime version cannot be older than the gencode version");
.contains(
"Detected incompatible Protobuf Gencode/Runtime versions when loading testing.Foo");
int gencodePatch = RuntimeVersion.PATCH + 1;
thrown =
assertThrows(
RuntimeVersion.ProtobufRuntimeVersionException.class,
() ->
RuntimeVersion.validateProtobufGencodeVersion(
RuntimeVersion.validateProtobufLiteGencodeVersion(
RuntimeVersion.DOMAIN,
RuntimeVersion.MAJOR,
RuntimeVersion.MINOR,
gencodePatch,
RuntimeVersion.SUFFIX));
RuntimeVersion.SUFFIX,
"testing.Bar"));
assertThat(thrown)
.hasMessageThat()
.contains("Protobuf Java runtime version cannot be older than the gencode version");
.contains(
"Detected incompatible Protobuf Gencode/Runtime versions when loading testing.Bar");
}
@Test
public void versionValidation_differentVesionSuffixDisallowed() {
String gencodeSuffix = "-test";
RuntimeVersion.ProtobufRuntimeVersionException thrown =
assertThrows(
RuntimeVersion.ProtobufRuntimeVersionException.class,
() ->
RuntimeVersion.validateProtobufLiteGencodeVersion(
RuntimeVersion.DOMAIN,
RuntimeVersion.MAJOR,
RuntimeVersion.MINOR,
RuntimeVersion.PATCH,
gencodeSuffix,
"testing.Foo"));
assertThat(thrown)
.hasMessageThat()
.contains(
"Detected mismatched Protobuf Gencode/Runtime version suffixes when loading"
+ " testing.Foo");
}
@Test
public void versionValidation_illegalLiteAndThenFullLinkage() {
RuntimeVersion.prevFullness = RuntimeVersion.Fullness.UNSPECIFIED;
RuntimeVersion.validateProtobufLiteGencodeVersion(
RuntimeVersion.DOMAIN,
RuntimeVersion.MAJOR,
RuntimeVersion.MINOR,
RuntimeVersion.PATCH,
RuntimeVersion.SUFFIX,
"testing.Foo");
RuntimeVersion.ProtobufRuntimeVersionException thrown =
assertThrows(
RuntimeVersion.ProtobufRuntimeVersionException.class,
@ -130,9 +164,42 @@ public final class RuntimeVersionTest {
RuntimeVersion.MAJOR,
RuntimeVersion.MINOR,
RuntimeVersion.PATCH,
gencodeSuffix));
RuntimeVersion.SUFFIX,
"testing.Bar"));
assertThat(thrown)
.hasMessageThat()
.contains(
"Protobuf Java version checker saw both Lite and Full linkages during runtime, which is"
+ " disallowed. Full gencode @testing.Bar; Lite gencode @testing.Foo");
RuntimeVersion.prevFullness = RuntimeVersion.Fullness.UNSPECIFIED;
}
@Test
public void versionValidation_illegalFullAndThenLiteLinkage_warning() {
RuntimeVersion.prevFullness = RuntimeVersion.Fullness.UNSPECIFIED;
RuntimeVersion.validateProtobufGencodeVersion(
RuntimeVersion.DOMAIN,
RuntimeVersion.MAJOR,
RuntimeVersion.MINOR,
RuntimeVersion.PATCH,
RuntimeVersion.SUFFIX,
"testing.Foo");
RuntimeVersion.ProtobufRuntimeVersionException thrown =
assertThrows(
RuntimeVersion.ProtobufRuntimeVersionException.class,
() ->
RuntimeVersion.validateProtobufLiteGencodeVersion(
RuntimeVersion.DOMAIN,
RuntimeVersion.MAJOR,
RuntimeVersion.MINOR,
RuntimeVersion.PATCH,
RuntimeVersion.SUFFIX,
"testing.Bar"));
assertThat(thrown)
.hasMessageThat()
.contains("Mismatched Protobuf Gencode/Runtime version suffixes");
.contains(
"Protobuf Java version checker saw both Lite and Full linkages during runtime, which is"
+ " disallowed. Full gencode @testing.Foo; Lite gencode @testing.Bar");
RuntimeVersion.prevFullness = RuntimeVersion.Fullness.UNSPECIFIED;
}
}

3
src/google/protobuf/compiler/java/enum.cc
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@ -113,7 +113,8 @@ void EnumGenerator::Generate(io::Printer* printer) {
printer->Print("static {\n");
printer->Indent();
PrintGencodeVersionValidator(printer, context_->options().opensource_runtime);
PrintGencodeVersionValidator(printer, context_->options().opensource_runtime,
context_->EnforceLite(), descriptor_->name());
printer->Outdent();
printer->Print("}\n");

3
src/google/protobuf/compiler/java/file.cc
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@ -275,7 +275,8 @@ void FileGenerator::Generate(io::Printer* printer) {
printer->Print("static {\n");
printer->Indent();
PrintGencodeVersionValidator(printer, options_.opensource_runtime);
PrintGencodeVersionValidator(printer, options_.opensource_runtime,
context_->EnforceLite(), classname_);
printer->Outdent();
printer->Print("}\n");

17
src/google/protobuf/compiler/java/helpers.cc
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@ -85,20 +85,27 @@ void PrintEnumVerifierLogic(
absl::StrCat(enum_verifier_string, terminating_string));
}
void PrintGencodeVersionValidator(io::Printer* printer, bool oss_runtime) {
void PrintGencodeVersionValidator(io::Printer* printer, bool oss_runtime,
bool enforce_lite,
absl::string_view java_class_name) {
if (oss_runtime) {
const auto& version = GetProtobufJavaVersion();
printer->Print(
"com.google.protobuf.RuntimeVersion.validateProtobufGencodeVersion(\n"
"com.google.protobuf.RuntimeVersion.validateProtobuf$lite$"
"GencodeVersion("
"\n"
" com.google.protobuf.RuntimeVersion.RuntimeDomain.PUBLIC,\n"
" $major$,\n"
" $minor$,\n"
" $patch$,\n"
" $suffix$);\n",
"major", absl::StrCat("/* major= */ ", version.major()), "minor",
" $suffix$,\n"
" $location$);\n",
"lite", enforce_lite ? "Lite" : "", "major",
absl::StrCat("/* major= */ ", version.major()), "minor",
absl::StrCat("/* minor= */ ", version.minor()), "patch",
absl::StrCat("/* patch= */ ", version.patch()), "suffix",
absl::StrCat("/* suffix= */ \"", version.suffix(), "\""));
absl::StrCat("/* suffix= */ \"", version.suffix(), "\""), "location",
absl::StrCat(java_class_name, ".class.getName()"));
} else {
printer->Print(
"com.google.protobuf.RuntimeVersion.validateProtobufGencodeDomain(\n"

4
src/google/protobuf/compiler/java/helpers.h
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@ -61,7 +61,9 @@ void PrintEnumVerifierLogic(
// Prints the Protobuf Java Version validator checking that the runtime and
// gencode versions are compatible.
void PrintGencodeVersionValidator(io::Printer* printer, bool oss_runtime);
void PrintGencodeVersionValidator(io::Printer* printer, bool oss_runtime,
bool enforce_lite,
absl::string_view java_class_name);
// Converts a name to camel-case. If cap_first_letter is true, capitalize the
// first letter.

3
src/google/protobuf/compiler/java/message.cc
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@ -335,7 +335,8 @@ void ImmutableMessageGenerator::Generate(io::Printer* printer) {
printer->Print("static {\n");
printer->Indent();
PrintGencodeVersionValidator(printer, context_->options().opensource_runtime);
PrintGencodeVersionValidator(printer, context_->options().opensource_runtime,
context_->EnforceLite(), descriptor_->name());
printer->Outdent();
printer->Print("}\n");

10
src/google/protobuf/compiler/java/message_lite.cc
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@ -181,6 +181,16 @@ void ImmutableMessageLiteGenerator::Generate(io::Printer* printer) {
printer->Annotate("{", "}", descriptor_);
printer->Indent();
if (context_->options().opensource_runtime) {
printer->Print("static {\n");
printer->Indent();
PrintGencodeVersionValidator(printer,
context_->options().opensource_runtime,
context_->EnforceLite(), descriptor_->name());
printer->Outdent();
printer->Print("}\n");
}
GenerateConstructor(printer);
// Nested types

4
src/google/protobuf/compiler/java/shared_code_generator.cc
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@ -12,6 +12,7 @@
#include <memory>
#include "absl/strings/escaping.h"
#include "absl/strings/str_cat.h"
#include "google/protobuf/compiler/code_generator.h"
#include "google/protobuf/compiler/java/helpers.h"
#include "google/protobuf/compiler/java/name_resolver.h"
@ -100,7 +101,8 @@ void SharedCodeGenerator::Generate(
printer->Indent();
printer->Indent();
GenerateDescriptors(printer.get());
PrintGencodeVersionValidator(printer.get(), options_.opensource_runtime);
PrintGencodeVersionValidator(printer.get(), options_.opensource_runtime,
options_.enforce_lite, classname);
printer->Outdent();
printer->Outdent();
printer->Print(

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