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Make the store plugins more introspectable

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Directly register the store classes rather than a function to build an
instance of them.
This gives the possibility to introspect static members of the class or
choose different ways of instantiating them.
This commit is contained in:
regnat 2020-09-08 14:50:23 +02:00
parent 609a6d6d9f
commit 7d5bdf8b56
18 changed files with 141 additions and 117 deletions
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14
src/libstore/ssh-store.cc
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@ -8,8 +8,6 @@
namespace nix {
static std::string uriScheme = "ssh-ng://";
class SSHStore : public RemoteStore
{
public:
@ -32,9 +30,11 @@ public:
{
}
static std::vector<std::string> uriPrefixes() { return {"ssh-ng"}; }
std::string getUri() override
{
return uriScheme + host;
return uriPrefixes()[0] + "://" + host;
}
bool sameMachine() override
@ -76,12 +76,6 @@ ref<RemoteStore::Connection> SSHStore::openConnection()
return conn;
}
static RegisterStoreImplementation regStore([](
const std::string & uri, const Store::Params & params)
-> std::shared_ptr<Store>
{
if (std::string(uri, 0, uriScheme.size()) != uriScheme) return 0;
return std::make_shared<SSHStore>(std::string(uri, uriScheme.size()), params);
});
[[maybe_unused]] static RegisterStoreImplementation<SSHStore> regStore();
}