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[vcpkg hash] Try all shaXXXsum tools

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This commit is contained in:
Alexander Karatarakis 2018-10-29 22:00:13 -07:00
parent 7136958e6a
commit 60eca2d4cd
1 changed files with 28 additions and 29 deletions
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57
toolsrc/src/vcpkg/base/hash.cpp
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@ -174,17 +174,6 @@ namespace vcpkg::Hash
return hash_type.substr(3, hash_type.length() - 3);
}
static Optional<std::string> run_shasum(const std::string& cmd_line)
{
const auto ec_data = System::cmd_execute_and_capture_output(cmd_line);
if (ec_data.exit_code == 0)
{
return ec_data.output;
}
return nullopt;
}
static std::string parse_shasum_output(const std::string& shasum_output)
{
std::vector<std::string> split = Strings::split(shasum_output, " ");
@ -203,22 +192,27 @@ namespace vcpkg::Hash
const std::string digest_size = get_digest_size(hash_type);
Checks::check_exit(VCPKG_LINE_INFO, fs.exists(path), "File %s does not exist", path.u8string());
if (digest_size == "512")
// Try hash-specific tools, like sha512sum
{
const std::string cmd_line = Strings::format(R"(sha512sum "%s")", path.u8string());
const auto shasum_output = run_shasum(cmd_line);
if (auto s = shasum_output.get())
const auto ec_data = System::cmd_execute_and_capture_output(
Strings::format(R"(sha%ssum "%s")", digest_size, path.u8string()));
if (ec_data.exit_code == 0)
{
return parse_shasum_output(*s);
return parse_shasum_output(ec_data.output);
}
}
const std::string cmd_line = Strings::format(R"(shasum -a %s "%s")", digest_size, path.u8string());
const auto shasum_output = run_shasum(cmd_line);
if (auto s = shasum_output.get())
// Try shasum
{
return parse_shasum_output(*s);
const auto ec_data = System::cmd_execute_and_capture_output(
Strings::format(R"(shasum -a %s "%s")", digest_size, path.u8string()));
if (ec_data.exit_code == 0)
{
return parse_shasum_output(ec_data.output);
}
}
Checks::exit_with_message(VCPKG_LINE_INFO, "Could not hash file %s with %s", path.u8string(), hash_type);
}
std::string get_string_hash(const std::string& s, const std::string& hash_type)
@ -226,22 +220,27 @@ namespace vcpkg::Hash
const std::string digest_size = get_digest_size(hash_type);
verify_has_only_allowed_chars(s);
if (digest_size == "512")
// Try hash-specific tools, like sha512sum
{
const std::string cmd_line = Strings::format(R"(echo -n "%s" | sha512sum)", s);
const auto shasum_output = run_shasum(cmd_line);
if (auto s = shasum_output.get())
const auto ec_data =
System::cmd_execute_and_capture_output(Strings::format(R"(echo -n "%s" | sha%ssum)", s, digest_size));
if (ec_data.exit_code == 0)
{
return parse_shasum_output(*s);
return parse_shasum_output(ec_data.output);
}
}
const std::string cmd_line = Strings::format(R"(echo -n "%s" | shasum -a %s)", s, digest_size);
const auto shasum_output = run_shasum(cmd_line);
if (auto s = shasum_output.get())
// Try shasum
{
return parse_shasum_output(*s);
const auto ec_data = System::cmd_execute_and_capture_output(
Strings::format(R"(echo -n "%s" | shasum -a %s)", s, digest_size));
if (ec_data.exit_code == 0)
{
return parse_shasum_output(ec_data.output);
}
}
Checks::exit_with_message(VCPKG_LINE_INFO, "Could not hash input string with %s", hash_type);
}
#endif
}