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Commit fa0bc763 authored by Jingwen Chen's avatar Jingwen Chen Committed by Automerger Merge Worker
Browse files

Merge "Make the host_init_verifier init.rc parser follow symlinks." am: 095374cd am: 982988eb 

Original change: https://android-review.googlesource.com/c/platform/system/core/+/2494555



Change-Id: Ie9307e841adacd985223fe56de1e418e3c1836a0
Signed-off-by: default avatarAutomerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
parents f0f505fa 982988eb

init/fuzzer/init_parser_fuzzer.cpp

+1 −1
Original line number Diff line number Diff line
@@ -125,7 +125,7 @@ void InitParserFuzzer::InvokeParser() { 
    std::string path = fdp_.ConsumeBool() ? fdp_.PickValueInArray(kValidPaths)

                                          : fdp_.ConsumeRandomLengthString(kMaxBytes);

    parser.ParseConfig(path);

    parser.ParseConfigFileInsecure(path);

    parser.ParseConfigFileInsecure(path, false /* follow_symlinks */);

}



void InitParserFuzzer::Process() {

init/host_init_verifier.cpp

+3 −1
Original line number Diff line number Diff line
@@ -326,7 +326,9 @@ int main(int argc, char** argv) { 
            }

        }

    } else {

        if (!parser.ParseConfigFileInsecure(*argv)) {

        if (!parser.ParseConfigFileInsecure(*argv, true /* follow_symlinks */)) {

          // Follow symlinks as inputs during build execution in Bazel's

          // execution root are symlinks, unlike Soong or Make.

            LOG(ERROR) << "Failed to open init rc script '" << *argv << "'";

            return EXIT_FAILURE;

        }

init/parser.cpp

+2 −2
Original line number Diff line number Diff line
@@ -131,9 +131,9 @@ void Parser::ParseData(const std::string& filename, std::string* data) { 
    }

}



bool Parser::ParseConfigFileInsecure(const std::string& path) {

bool Parser::ParseConfigFileInsecure(const std::string& path, bool follow_symlinks = false) {

    std::string config_contents;

    if (!android::base::ReadFileToString(path, &config_contents)) {

    if (!android::base::ReadFileToString(path, &config_contents, follow_symlinks)) {

        return false;

    }

init/parser.h

+1 −1
Original line number Diff line number Diff line
@@ -77,7 +77,7 @@ class Parser { 
    void AddSingleLineParser(const std::string& prefix, LineCallback callback);



    // Host init verifier check file permissions.

    bool ParseConfigFileInsecure(const std::string& path);

    bool ParseConfigFileInsecure(const std::string& path, bool follow_symlinks);



    size_t parse_error_count() const { return parse_error_count_; }