Files
seadisk/src/seafile/fs/seafile_store.cpp
T
2026-07-30 20:59:22 +08:00

559 lines
21 KiB
C++

#include "seafile/fs/seafile_store.hpp"
#include <sqlite_orm/sqlite_orm.h>
#include <string>
#include <vector>
#include <algorithm>
#include <format>
#include "seafile/api/account_info.hpp"
#include "seafile/api/repo_info.hpp"
#include "seafile/fs/storage/repo_entry.hpp"
#include "seafile/fs/storage/repo_info.hpp"
#include "util/application_path.hpp"
#include "util/string_util.hpp"
namespace seafile::fs
{
using RepoEntry = storage::RepoEntry;
using AccountInfo = api::AccountInfo;
using RepoInfo = storage::RepoInfo;
namespace
{
std::string normalizePath(std::string path)
{
std::ranges::replace(path, '\\', '/');
while (path.size() > 1 && path.back() == '/')
{
path.pop_back();
}
return path.empty() ? "/" : path;
}
std::vector<std::string> splitPath(const std::string& path)
{
auto parts = shell::util::StringUtil::split(path, "/");
std::erase(parts, "");
return parts;
}
std::string joinPath(const std::vector<std::string>& parts, const size_t start)
{
std::string result;
for (size_t i = start; i < parts.size(); ++i)
{
if (!result.empty())
{
result += '/';
}
result += parts[i];
}
return result.empty() ? "/" : "/" + result;
}
std::string parentPath(const std::string& path)
{
if (path == "/")
{
return "/";
}
const auto pos = path.find_last_of('/');
if (pos == std::string::npos || pos == 0)
{
return "/";
}
return path.substr(0, pos);
}
auto make_storage(const std::string& path)
{
// clang-format off
return sqlite_orm::make_storage(path,
sqlite_orm::make_table("account_info",
sqlite_orm::make_column("space_usage", &AccountInfo::space_usage),
sqlite_orm::make_column("avatar_url", &AccountInfo::avatar_url),
sqlite_orm::make_column("email", &AccountInfo::email, sqlite_orm::primary_key()),
sqlite_orm::make_column("name", &AccountInfo::name),
sqlite_orm::make_column("total", &AccountInfo::total),
sqlite_orm::make_column("usage", &AccountInfo::usage),
sqlite_orm::make_column("login_id", &AccountInfo::login_id),
sqlite_orm::make_column("department", &AccountInfo::department),
sqlite_orm::make_column("contact_email", &AccountInfo::contact_email),
sqlite_orm::make_column("institution", &AccountInfo::institution),
sqlite_orm::make_column("is_staff", &AccountInfo::is_staff),
sqlite_orm::make_column("file_updates_email_interval", &AccountInfo::file_updates_email_interval),
sqlite_orm::make_column("collaborate_email_interval", &AccountInfo::collaborate_email_interval)
),
sqlite_orm::make_table("repo_info",
sqlite_orm::make_column("type", &RepoInfo::type),
sqlite_orm::make_column("id", &RepoInfo::id, sqlite_orm::primary_key()),
sqlite_orm::make_column("owner", &RepoInfo::owner),
sqlite_orm::make_column("name", &RepoInfo::name),
sqlite_orm::make_column("mtime", &RepoInfo::mtime),
sqlite_orm::make_column("size", &RepoInfo::size),
sqlite_orm::make_column("encrypted", &RepoInfo::encrypted),
sqlite_orm::make_column("root", &RepoInfo::root),
sqlite_orm::make_column("permission", &RepoInfo::permission),
sqlite_orm::make_column("modifier_email", &RepoInfo::modifier_email),
sqlite_orm::make_column("modifier_contact_email", &RepoInfo::modifier_contact_email),
sqlite_orm::make_column("modifier_name", &RepoInfo::modifier_name),
sqlite_orm::make_column("file_count", &RepoInfo::file_count),
sqlite_orm::make_column("head_commit_id", &RepoInfo::head_commit_id),
sqlite_orm::make_column("enc_version", &RepoInfo::enc_version),
sqlite_orm::make_column("salt", &RepoInfo::salt),
sqlite_orm::make_column("magic", &RepoInfo::magic),
sqlite_orm::make_column("random_key", &RepoInfo::random_key)
),
sqlite_orm::make_index("idx_repo_entry_path", &RepoEntry::path),
sqlite_orm::make_table("repo_entry",
sqlite_orm::make_column("repo_id", &RepoEntry::repo_id),
sqlite_orm::make_column("type", &RepoEntry::type),
sqlite_orm::make_column("name", &RepoEntry::name),
sqlite_orm::make_column("path", &RepoEntry::path),
sqlite_orm::make_column("id", &RepoEntry::id),
sqlite_orm::make_column("mtime", &RepoEntry::mtime),
sqlite_orm::make_column("modifier_email", &RepoEntry::modifier_email),
sqlite_orm::make_column("size", &RepoEntry::size),
sqlite_orm::make_column("is_locked", &RepoEntry::is_locked),
sqlite_orm::make_column("lock_owner", &RepoEntry::lock_owner),
sqlite_orm::make_column("lock_time", &RepoEntry::lock_time),
sqlite_orm::make_column("locked_by_me", &RepoEntry::locked_by_me),
sqlite_orm::make_column("permission", &RepoEntry::permission),
sqlite_orm::make_column("modifier_contact_email", &RepoEntry::modifier_contact_email),
sqlite_orm::make_column("modifier_name", &RepoEntry::modifier_name),
sqlite_orm::make_column("starred", &RepoEntry::starred),
sqlite_orm::primary_key(&RepoEntry::repo_id, &RepoEntry::path)
)
);
//clang-format on
}
}
struct SeafileStore::Database
{
using Storage = decltype(make_storage(""));
Storage storage;
std::recursive_mutex mutex;
explicit Database(const std::string& path)
: storage(make_storage(path))
{
storage.pragma.journal_mode(sqlite_orm::journal_mode::WAL);
storage.pragma.synchronous(1);
}
};
tl::expected<void, api::SeafileException> SeafileStore::auth()
{
const auto auth_info = this->api.auth(this->username, this->password);
if (auth_info)
{
return {};
}
return tl::make_unexpected(api::SeafileException(auth_info.error()));
}
SeafileStore::SeafileStore(const std::string& db_path, const std::string& server, const std::string& user,
const std::string& password) : api(server)
{
this->database = std::make_unique<Database>(db_path);
this->username = user;
this->password = password;
this->api_server = server;
}
tl::expected<RepoEntry, api::SeafileException> SeafileStore::findRepoEntry(
const std::string& repo_id, const std::string& path)
{
std::lock_guard lock(database->mutex);
auto& storage = this->database->storage;
const auto entries = storage.get_all<RepoEntry>(
sqlite_orm::where(
sqlite_orm::and_(
sqlite_orm::c(&RepoEntry::repo_id) == repo_id,
sqlite_orm::c(&RepoEntry::path) == path
)
));
if (!entries.empty())
{
return entries.at(0);
}
return tl::make_unexpected(api::SeafileException("entry not exists"));
}
tl::expected<bool, api::SeafileException> SeafileStore::checkIsUpdated(const std::string& repo_id)
{
std::lock_guard lock(database->mutex);
auto& storage = this->database->storage;
const auto repos = storage.get_all<RepoInfo>(
sqlite_orm::where(
sqlite_orm::c(&RepoInfo::id) == repo_id
));
if (repos.empty())
{
return false;
}
const auto& repo = repos.at(0);
const auto& commit_id = repo.head_commit_id;
const auto repo_info = this->api.repoInfo(repo_id);
if (repo_info)
{
return repo_info.value().head_commit_id == commit_id;
}
return tl::make_unexpected(repo_info.error());
}
tl::expected<void, api::SeafileException> SeafileStore::checkAndSync(const std::string& repo_id)
{
const auto is_updated = this->checkIsUpdated(repo_id);
if (!is_updated)
{
return tl::make_unexpected(is_updated.error());
}
if (!is_updated.value())
{
try
{
{
std::lock_guard lock(database->mutex);
auto& storage = this->database->storage;
storage.remove_all<RepoEntry>(sqlite_orm::where(
sqlite_orm::c(&RepoEntry::repo_id) == repo_id
)
);
}
const auto repo_entries = this->api.repoDir(repo_id, "/");
if (!repo_entries)
{
return tl::make_unexpected(repo_entries.error());
}
{
std::lock_guard lock(database->mutex);
auto& storage = this->database->storage;
std::vector<RepoEntry> entries;
entries.reserve(repo_entries->size());
std::transform(repo_entries->begin(), repo_entries->end(), std::back_inserter(entries),
[&repo_id](const auto& entry)
{
return RepoEntry::from_api_model(repo_id, "/", entry);
});
storage.transaction([&entries,&storage]
{
storage.replace_range(entries.begin(), entries.end());
return true;
});
}
}
catch (std::exception& e)
{
return tl::make_unexpected(api::SeafileException(e.what()));
}
}
return {};
}
tl::expected<void, api::SeafileException> SeafileStore::init()
{
try
{
std::lock_guard lock(database->mutex);
this->database->storage.sync_schema();
}
catch (std::exception& e)
{
return tl::make_unexpected(api::SeafileException(e.what()));
}
if (const auto auth_token = this->auth(); !auth_token)
{
return tl::make_unexpected(auth_token.error());
}
return this->sync();
}
tl::expected<void, api::SeafileException> SeafileStore::syncUserInfo()
{
const auto user_info = this->api.accountInfo();
if (!user_info)
{
return tl::make_unexpected(user_info.error());
}
std::lock_guard lock(database->mutex);
this->database->storage.replace(*user_info);
return {};
}
tl::expected<std::vector<RepoInfo>, api::SeafileException> SeafileStore::syncRepos()
{
const auto repos = this->api.repos("mine", "");
if (!repos)
{
return tl::make_unexpected(repos.error());
}
std::lock_guard lock(database->mutex);
auto& storage = this->database->storage;
std::vector<RepoInfo> result;
result.reserve(repos->size());
for (const auto& repo : *repos)
{
const auto storage_repo = RepoInfo::from_api_model(repo);
result.push_back(storage_repo);
try
{
const auto existings = storage.get_all<RepoInfo>(
sqlite_orm::where(sqlite_orm::c(&RepoInfo::id) == storage_repo.id));
std::optional<RepoInfo> existing = std::nullopt;
if (!existings.empty())
{
existing = existings.at(0);
}
if (existing && existing->head_commit_id != storage_repo.head_commit_id)
{
storage.remove_all<RepoEntry>(sqlite_orm::where(
sqlite_orm::c(&RepoEntry::repo_id) == storage_repo.id));
}
storage.replace(storage_repo);
}
catch (std::exception& e)
{
return tl::make_unexpected(api::SeafileException(e.what()));
}
}
return result;
}
tl::expected<RepoInfo, api::SeafileException> SeafileStore::findRepoByName(const std::string& name)
{
try
{
std::vector<RepoInfo> repos;
{
std::lock_guard lock(database->mutex);
auto& storage = this->database->storage;
repos = storage.get_all<RepoInfo>(
sqlite_orm::where(sqlite_orm::c(&RepoInfo::name) == name));
}
if (!repos.empty())
{
return repos.at(0);
}
// if (const auto synced = this->syncRepos(); synced)
// {
// std::lock_guard lock(database->mutex);
// auto& storage = this->database->storage;
// repos = storage.get_all<RepoInfo>(
// sqlite_orm::where(sqlite_orm::c(&RepoInfo::name) == name));
// if (!repos.empty())
// {
// return repos.at(0);
// }
// }
// else
// {
// return tl::make_unexpected(synced.error());
// }
}
catch (const std::exception& e)
{
return tl::make_unexpected(api::SeafileException(e.what()));
}
return tl::make_unexpected(api::SeafileException(std::format("repo not found: {}", name)));
}
tl::expected<void, api::SeafileException> SeafileStore::fetchAndStoreRepoDir(
const std::string& repo_id, const std::string& parent_path)
{
const auto entries = this->api.repoDir(repo_id, parent_path);
if (!entries)
{
return tl::make_unexpected(entries.error());
}
try
{
std::vector<RepoEntry> repo_entries;
repo_entries.reserve(entries->size());
std::transform(entries->begin(), entries->end(), std::back_inserter(repo_entries),
[&repo_id,&parent_path](const auto& entry)
{
return RepoEntry::from_api_model(repo_id, parent_path, entry);
});
std::lock_guard lock(database->mutex);
auto& storage = this->database->storage;
constexpr std::size_t batch_size = 500;
storage.transaction([&]
{
for (auto it = repo_entries.begin(); it != repo_entries.end();)
{
auto end = it;
std::advance(end, std::min(batch_size,static_cast<std::size_t>(std::distance(it, repo_entries.end()))));
storage.replace_range(it, end);
it = end;
}
return true;
});
}
catch (std::exception& e)
{
return tl::make_unexpected(api::SeafileException(e.what()));
}
return {};
}
std::vector<RepoEntry> SeafileStore::queryDirectoryChildren(
const std::string& repo_id, const std::string& parent_path)
{
std::lock_guard lock(database->mutex);
auto& storage = this->database->storage;
const std::string prefix = (parent_path == "/") ? "" : parent_path;
const auto all = storage.get_all<RepoEntry>(
sqlite_orm::where(
sqlite_orm::and_(
sqlite_orm::c(&RepoEntry::repo_id) == repo_id,
sqlite_orm::like(&RepoEntry::path, prefix + "/%")
)
),sqlite_orm::order_by(&RepoEntry::name));
std::vector<RepoEntry> children;
for (auto& entry : all)
{
if (const auto rest = entry.path.substr(prefix.size() + 1); rest.find('/') == std::string::npos)
{
children.push_back(entry);
}
}
return children;
}
tl::expected<std::variant<RepoInfo, RepoEntry>, api::SeafileException> SeafileStore::pathInfo(
const std::string& path)
{
const auto normalized = normalizePath(path);
const auto parts = splitPath(normalized);
if (parts.empty())
{
return tl::make_unexpected(api::SeafileException("pathInfo does not support root path"));
}
const auto& repo_name = parts[0];
const auto repo = findRepoByName(repo_name);
if (!repo)
{
return tl::make_unexpected(repo.error());
}
if (parts.size() == 1)
{
return std::variant<RepoInfo, RepoEntry>(*repo);
}
const auto inner_path = joinPath(parts, 1);
auto entry = findRepoEntry(repo->id, inner_path);
if (entry)
{
return std::variant<RepoInfo, RepoEntry>(*entry);
}
const auto parent_path = parentPath(inner_path);
if (const auto res = fetchAndStoreRepoDir(repo->id, parent_path); !res)
{
return tl::make_unexpected(res.error());
}
entry = findRepoEntry(repo->id, inner_path);
if (entry)
{
return std::variant<RepoInfo, RepoEntry>(*entry);
}
return tl::make_unexpected(api::SeafileException(std::format("path not found: {}", path)));
}
tl::expected<std::variant<std::vector<RepoInfo>, std::vector<RepoEntry>>, api::SeafileException>
SeafileStore::listDir(const std::string& path)
{
const auto normalized = normalizePath(path);
const auto parts = splitPath(normalized);
if (parts.empty())
{
std::lock_guard lock(database->mutex);
auto& storage = this->database->storage;
auto repos = storage.get_all<RepoInfo>(sqlite_orm::order_by(&RepoInfo::id));
if (repos.empty())
{
if (const auto synced = this->syncRepos(); synced)
{
repos = storage.get_all<RepoInfo>();
}
else
{
return tl::make_unexpected(synced.error());
}
}
return std::variant<std::vector<RepoInfo>, std::vector<RepoEntry>>(std::move(repos));
}
const auto& repo_name = parts[0];
const auto repo = findRepoByName(repo_name);
if (!repo)
{
return tl::make_unexpected(repo.error());
}
const auto inner_path = joinPath(parts, 1);
auto children = queryDirectoryChildren(repo->id, inner_path);
if (children.empty())
{
if (const auto res = fetchAndStoreRepoDir(repo->id, inner_path); !res)
{
return tl::make_unexpected(res.error());
}
children = queryDirectoryChildren(repo->id, inner_path);
}
return std::variant<std::vector<RepoInfo>, std::vector<RepoEntry>>(std::move(children));
}
tl::expected<std::string, api::SeafileException> SeafileStore::readFile(
const std::string& repo_id, const std::string& path, const size_t offset, const size_t length) const
{
if (length == 0)
{
return std::string{};
}
return this->api.downloadFile(repo_id, path, offset, offset + length - 1);
}
tl::expected<api::AccountInfo, api::SeafileException> SeafileStore::accountInfo() const
{
std::lock_guard lock(database->mutex);
auto& storage = this->database->storage;
if (const auto infos = storage.get_all<AccountInfo>(); !infos.empty())
{
return infos.front();
}
return tl::make_unexpected(api::SeafileException("account info not synced"));
}
tl::expected<void, api::SeafileException> SeafileStore::sync()
{
if (const auto sync_account = this->syncUserInfo(); !sync_account)
{
return tl::make_unexpected(sync_account.error());
}
if (const auto sync_repos = syncRepos(); !sync_repos)
{
return tl::make_unexpected(sync_repos.error());
}
return {};
}
SeafileStore::~SeafileStore() = default;
std::filesystem::path SeafileStore::storePath()
{
return shell::util::ApplicationPath::get().parent_path() / "seafile.sqlite";
}
}