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#include "format.h"
#include <util/string/ascii.h>
#include <util/string/split.h>
#include <util/string/strip.h>
#include <util/stream/output.h>
#include <util/string/cast.h>
namespace NMonitoring {
static ECompression CompressionFromHeader(TStringBuf value) {
if (value.empty()) {
return ECompression::UNKNOWN;
}
for (const auto& it : StringSplitter(value).Split(',').SkipEmpty()) {
TStringBuf token = StripString(it.Token());
if (AsciiEqualsIgnoreCase(token, NFormatContentEncoding::IDENTITY)) {
return ECompression::IDENTITY;
} else if (AsciiEqualsIgnoreCase(token, NFormatContentEncoding::ZLIB)) {
return ECompression::ZLIB;
} else if (AsciiEqualsIgnoreCase(token, NFormatContentEncoding::LZ4)) {
return ECompression::LZ4;
} else if (AsciiEqualsIgnoreCase(token, NFormatContentEncoding::ZSTD)) {
return ECompression::ZSTD;
}
}
return ECompression::UNKNOWN;
}
static EFormat FormatFromHttpMedia(TStringBuf value) {
if (AsciiEqualsIgnoreCase(value, NFormatContenType::SPACK)) {
return EFormat::SPACK;
} else if (AsciiEqualsIgnoreCase(value, NFormatContenType::JSON)) {
return EFormat::JSON;
} else if (AsciiEqualsIgnoreCase(value, NFormatContenType::PROTOBUF)) {
return EFormat::PROTOBUF;
} else if (AsciiEqualsIgnoreCase(value, NFormatContenType::TEXT)) {
return EFormat::TEXT;
} else if (AsciiEqualsIgnoreCase(value, NFormatContenType::PROMETHEUS)) {
return EFormat::PROMETHEUS;
}
return EFormat::UNKNOWN;
}
EFormat FormatFromAcceptHeader(TStringBuf value) {
EFormat result{EFormat::UNKNOWN};
for (const auto& it : StringSplitter(value).Split(',').SkipEmpty()) {
TStringBuf token = StripString(it.Token()).Before(';');
result = FormatFromHttpMedia(token);
if (result != EFormat::UNKNOWN) {
break;
}
}
return result;
}
EFormat FormatFromContentType(TStringBuf value) {
value = value.NextTok(';');
return FormatFromHttpMedia(value);
}
TStringBuf ContentTypeByFormat(EFormat format) {
switch (format) {
case EFormat::SPACK:
return NFormatContenType::SPACK;
case EFormat::JSON:
return NFormatContenType::JSON;
case EFormat::PROTOBUF:
return NFormatContenType::PROTOBUF;
case EFormat::TEXT:
return NFormatContenType::TEXT;
case EFormat::PROMETHEUS:
return NFormatContenType::PROMETHEUS;
case EFormat::UNKNOWN:
return TStringBuf();
}
Y_FAIL(); // for GCC
}
ECompression CompressionFromAcceptEncodingHeader(TStringBuf value) {
return CompressionFromHeader(value);
}
ECompression CompressionFromContentEncodingHeader(TStringBuf value) {
return CompressionFromHeader(value);
}
TStringBuf ContentEncodingByCompression(ECompression compression) {
switch (compression) {
case ECompression::IDENTITY:
return NFormatContentEncoding::IDENTITY;
case ECompression::ZLIB:
return NFormatContentEncoding::ZLIB;
case ECompression::LZ4:
return NFormatContentEncoding::LZ4;
case ECompression::ZSTD:
return NFormatContentEncoding::ZSTD;
case ECompression::UNKNOWN:
return TStringBuf();
}
Y_FAIL(); // for GCC
}
}
template <>
NMonitoring::EFormat FromStringImpl<NMonitoring::EFormat>(const char* str, size_t len) {
using NMonitoring::EFormat;
TStringBuf value(str, len);
if (value == TStringBuf("SPACK")) {
return EFormat::SPACK;
} else if (value == TStringBuf("JSON")) {
return EFormat::JSON;
} else if (value == TStringBuf("PROTOBUF")) {
return EFormat::PROTOBUF;
} else if (value == TStringBuf("TEXT")) {
return EFormat::TEXT;
} else if (value == TStringBuf("PROMETHEUS")) {
return EFormat::PROMETHEUS;
} else if (value == TStringBuf("UNKNOWN")) {
return EFormat::UNKNOWN;
}
ythrow yexception() << "unknown format: " << value;
}
template <>
void Out<NMonitoring::EFormat>(IOutputStream& o, NMonitoring::EFormat f) {
using NMonitoring::EFormat;
switch (f) {
case EFormat::SPACK:
o << TStringBuf("SPACK");
return;
case EFormat::JSON:
o << TStringBuf("JSON");
return;
case EFormat::PROTOBUF:
o << TStringBuf("PROTOBUF");
return;
case EFormat::TEXT:
o << TStringBuf("TEXT");
return;
case EFormat::PROMETHEUS:
o << TStringBuf("PROMETHEUS");
return;
case EFormat::UNKNOWN:
o << TStringBuf("UNKNOWN");
return;
}
Y_FAIL(); // for GCC
}
template <>
NMonitoring::ECompression FromStringImpl<NMonitoring::ECompression>(const char* str, size_t len) {
using NMonitoring::ECompression;
TStringBuf value(str, len);
if (value == TStringBuf("IDENTITY")) {
return ECompression::IDENTITY;
} else if (value == TStringBuf("ZLIB")) {
return ECompression::ZLIB;
} else if (value == TStringBuf("LZ4")) {
return ECompression::LZ4;
} else if (value == TStringBuf("ZSTD")) {
return ECompression::ZSTD;
} else if (value == TStringBuf("UNKNOWN")) {
return ECompression::UNKNOWN;
}
ythrow yexception() << "unknown compression: " << value;
}
template <>
void Out<NMonitoring::ECompression>(IOutputStream& o, NMonitoring::ECompression c) {
using NMonitoring::ECompression;
switch (c) {
case ECompression::IDENTITY:
o << TStringBuf("IDENTITY");
return;
case ECompression::ZLIB:
o << TStringBuf("ZLIB");
return;
case ECompression::LZ4:
o << TStringBuf("LZ4");
return;
case ECompression::ZSTD:
o << TStringBuf("ZSTD");
return;
case ECompression::UNKNOWN:
o << TStringBuf("UNKNOWN");
return;
}
Y_FAIL(); // for GCC
}
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