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nix/src/libstore-tests/s3-binary-cache-store.cc
Bernardo Meurer Costa bff81009c6
feat(libstore): add S3 storage class support
Add support for configuring S3 storage class via the storage-class
parameter for S3BinaryCacheStore. This allows users to optimize costs
by selecting appropriate storage tiers (STANDARD, GLACIER,
INTELLIGENT_TIERING, etc.) based on access patterns.

The storage class is applied via the x-amz-storage-class header for
both regular PUT uploads and multipart upload initiation.
2025-11-03 19:57:42 +00:00

143 lines
4.3 KiB
C++

#include "nix/store/s3-binary-cache-store.hh"
#include "nix/store/http-binary-cache-store.hh"
#include "nix/store/filetransfer.hh"
#include "nix/store/s3-url.hh"
#include <gtest/gtest.h>
namespace nix {
TEST(S3BinaryCacheStore, constructConfig)
{
S3BinaryCacheStoreConfig config{"s3", "foobar", {}};
// The bucket name is stored as the host part of the authority in cacheUri
EXPECT_EQ(
config.cacheUri,
(ParsedURL{
.scheme = "s3",
.authority = ParsedURL::Authority{.host = "foobar"},
}));
}
TEST(S3BinaryCacheStore, constructConfigWithRegion)
{
Store::Config::Params params{{"region", "eu-west-1"}};
S3BinaryCacheStoreConfig config{"s3", "my-bucket", params};
EXPECT_EQ(
config.cacheUri,
(ParsedURL{
.scheme = "s3",
.authority = ParsedURL::Authority{.host = "my-bucket"},
.query = (StringMap) {{"region", "eu-west-1"}},
}));
EXPECT_EQ(config.region.get(), "eu-west-1");
}
TEST(S3BinaryCacheStore, defaultSettings)
{
S3BinaryCacheStoreConfig config{"s3", "test-bucket", {}};
EXPECT_EQ(
config.cacheUri,
(ParsedURL{
.scheme = "s3",
.authority = ParsedURL::Authority{.host = "test-bucket"},
}));
// Check default values
EXPECT_EQ(config.region.get(), "us-east-1");
EXPECT_EQ(config.profile.get(), "default");
EXPECT_EQ(config.scheme.get(), "https");
EXPECT_EQ(config.endpoint.get(), "");
}
/**
* Test that S3BinaryCacheStore properly preserves S3-specific parameters
*/
TEST(S3BinaryCacheStore, s3StoreConfigPreservesParameters)
{
StringMap params;
params["region"] = "eu-west-1";
params["endpoint"] = "custom.s3.com";
S3BinaryCacheStoreConfig config("s3", "test-bucket", params);
// The config should preserve S3-specific parameters
EXPECT_EQ(
config.cacheUri,
(ParsedURL{
.scheme = "s3",
.authority = ParsedURL::Authority{.host = "test-bucket"},
.query = (StringMap) {{"region", "eu-west-1"}, {"endpoint", "custom.s3.com"}},
}));
}
/**
* Test that S3 store scheme is properly registered
*/
TEST(S3BinaryCacheStore, s3SchemeRegistration)
{
auto schemes = S3BinaryCacheStoreConfig::uriSchemes();
EXPECT_TRUE(schemes.count("s3") > 0) << "S3 scheme should be supported";
// Verify HttpBinaryCacheStoreConfig doesn't directly list S3
auto httpSchemes = HttpBinaryCacheStoreConfig::uriSchemes();
EXPECT_FALSE(httpSchemes.count("s3") > 0) << "HTTP store shouldn't directly list S3 scheme";
}
/**
* Test that only S3-specific parameters are preserved in cacheUri,
* while non-S3 store parameters are not propagated to the URL
*/
TEST(S3BinaryCacheStore, parameterFiltering)
{
StringMap params;
params["region"] = "eu-west-1";
params["endpoint"] = "minio.local";
params["want-mass-query"] = "true"; // Non-S3 store parameter
params["priority"] = "10"; // Non-S3 store parameter
S3BinaryCacheStoreConfig config("s3", "test-bucket", params);
// Only S3-specific params should be in cacheUri.query
EXPECT_EQ(
config.cacheUri,
(ParsedURL{
.scheme = "s3",
.authority = ParsedURL::Authority{.host = "test-bucket"},
.query = (StringMap) {{"region", "eu-west-1"}, {"endpoint", "minio.local"}},
}));
// But the non-S3 params should still be set on the config
EXPECT_EQ(config.wantMassQuery.get(), true);
EXPECT_EQ(config.priority.get(), 10);
// And all params (S3 and non-S3) should be returned by getReference()
auto ref = config.getReference();
EXPECT_EQ(ref.params["region"], "eu-west-1");
EXPECT_EQ(ref.params["endpoint"], "minio.local");
EXPECT_EQ(ref.params["want-mass-query"], "true");
EXPECT_EQ(ref.params["priority"], "10");
}
/**
* Test storage class configuration
*/
TEST(S3BinaryCacheStore, storageClassDefault)
{
S3BinaryCacheStoreConfig config{"s3", "test-bucket", {}};
EXPECT_EQ(config.storageClass.get(), "");
}
TEST(S3BinaryCacheStore, storageClassConfiguration)
{
StringMap params;
params["storage-class"] = "GLACIER";
S3BinaryCacheStoreConfig config("s3", "test-bucket", params);
EXPECT_EQ(config.storageClass.get(), "GLACIER");
}
} // namespace nix