Files
scylladb/api/api.cc
Pavel Emelyanov b347a0cf0b api: Unset column_famliy endpoints
The API calls in question will use system keyspace, that starts before
(and thus stops after) and nowadays indirectly uses database instance
that also starts earlier (and also stops later), so this avoids
potential dangling references.

Signed-off-by: Pavel Emelyanov <xemul@scylladb.com>
2023-02-03 18:59:28 +03:00

315 lines
11 KiB
C++

/*
* Copyright 2015-present ScyllaDB
*/
/*
* SPDX-License-Identifier: AGPL-3.0-or-later
*/
#include "api.hh"
#include <seastar/http/file_handler.hh>
#include <seastar/http/transformers.hh>
#include <seastar/http/api_docs.hh>
#include "storage_service.hh"
#include "commitlog.hh"
#include "gossiper.hh"
#include "failure_detector.hh"
#include "column_family.hh"
#include "lsa.hh"
#include "messaging_service.hh"
#include "storage_proxy.hh"
#include "cache_service.hh"
#include "collectd.hh"
#include "endpoint_snitch.hh"
#include "compaction_manager.hh"
#include "hinted_handoff.hh"
#include "error_injection.hh"
#include "authorization_cache.hh"
#include <seastar/http/exception.hh>
#include "stream_manager.hh"
#include "system.hh"
#include "api/config.hh"
#include "task_manager.hh"
#include "task_manager_test.hh"
logging::logger apilog("api");
namespace api {
static std::unique_ptr<reply> exception_reply(std::exception_ptr eptr) {
try {
std::rethrow_exception(eptr);
} catch (const replica::no_such_keyspace& ex) {
throw bad_param_exception(ex.what());
}
// We never going to get here
throw std::runtime_error("exception_reply");
}
future<> set_server_init(http_context& ctx) {
auto rb = std::make_shared < api_registry_builder > (ctx.api_doc);
auto rb02 = std::make_shared < api_registry_builder20 > (ctx.api_doc, "/v2");
return ctx.http_server.set_routes([rb, &ctx, rb02](routes& r) {
r.register_exeption_handler(exception_reply);
r.put(GET, "/ui", new httpd::file_handler(ctx.api_dir + "/index.html",
new content_replace("html")));
r.add(GET, url("/ui").remainder("path"), new httpd::directory_handler(ctx.api_dir,
new content_replace("html")));
rb->set_api_doc(r);
rb02->set_api_doc(r);
rb02->register_api_file(r, "swagger20_header");
rb->register_function(r, "system",
"The system related API");
set_system(ctx, r);
});
}
future<> set_server_config(http_context& ctx, const db::config& cfg) {
auto rb02 = std::make_shared < api_registry_builder20 > (ctx.api_doc, "/v2");
return ctx.http_server.set_routes([&ctx, &cfg, rb02](routes& r) {
set_config(rb02, ctx, r, cfg);
});
}
static future<> register_api(http_context& ctx, const sstring& api_name,
const sstring api_desc,
std::function<void(http_context& ctx, routes& r)> f) {
auto rb = std::make_shared < api_registry_builder > (ctx.api_doc);
return ctx.http_server.set_routes([rb, &ctx, api_name, api_desc, f](routes& r) {
rb->register_function(r, api_name, api_desc);
f(ctx,r);
});
}
future<> set_transport_controller(http_context& ctx, cql_transport::controller& ctl) {
return ctx.http_server.set_routes([&ctx, &ctl] (routes& r) { set_transport_controller(ctx, r, ctl); });
}
future<> unset_transport_controller(http_context& ctx) {
return ctx.http_server.set_routes([&ctx] (routes& r) { unset_transport_controller(ctx, r); });
}
future<> set_rpc_controller(http_context& ctx, thrift_controller& ctl) {
return ctx.http_server.set_routes([&ctx, &ctl] (routes& r) { set_rpc_controller(ctx, r, ctl); });
}
future<> unset_rpc_controller(http_context& ctx) {
return ctx.http_server.set_routes([&ctx] (routes& r) { unset_rpc_controller(ctx, r); });
}
future<> set_server_storage_service(http_context& ctx, sharded<service::storage_service>& ss, sharded<gms::gossiper>& g, sharded<cdc::generation_service>& cdc_gs, sharded<db::system_keyspace>& sys_ks) {
return register_api(ctx, "storage_service", "The storage service API", [&ss, &g, &cdc_gs, &sys_ks] (http_context& ctx, routes& r) {
set_storage_service(ctx, r, ss, g.local(), cdc_gs, sys_ks);
});
}
future<> set_server_sstables_loader(http_context& ctx, sharded<sstables_loader>& sst_loader) {
return ctx.http_server.set_routes([&ctx, &sst_loader] (routes& r) { set_sstables_loader(ctx, r, sst_loader); });
}
future<> unset_server_sstables_loader(http_context& ctx) {
return ctx.http_server.set_routes([&ctx] (routes& r) { unset_sstables_loader(ctx, r); });
}
future<> set_server_view_builder(http_context& ctx, sharded<db::view::view_builder>& vb) {
return ctx.http_server.set_routes([&ctx, &vb] (routes& r) { set_view_builder(ctx, r, vb); });
}
future<> unset_server_view_builder(http_context& ctx) {
return ctx.http_server.set_routes([&ctx] (routes& r) { unset_view_builder(ctx, r); });
}
future<> set_server_repair(http_context& ctx, sharded<repair_service>& repair) {
return ctx.http_server.set_routes([&ctx, &repair] (routes& r) { set_repair(ctx, r, repair); });
}
future<> unset_server_repair(http_context& ctx) {
return ctx.http_server.set_routes([&ctx] (routes& r) { unset_repair(ctx, r); });
}
future<> set_server_authorization_cache(http_context &ctx, sharded<auth::service> &auth_service) {
return register_api(ctx, "authorization_cache",
"The authorization cache API", [&auth_service] (http_context &ctx, routes &r) {
set_authorization_cache(ctx, r, auth_service);
});
}
future<> unset_server_authorization_cache(http_context& ctx) {
return ctx.http_server.set_routes([&ctx] (routes& r) { unset_authorization_cache(ctx, r); });
}
future<> set_server_snapshot(http_context& ctx, sharded<db::snapshot_ctl>& snap_ctl) {
return ctx.http_server.set_routes([&ctx, &snap_ctl] (routes& r) { set_snapshot(ctx, r, snap_ctl); });
}
future<> unset_server_snapshot(http_context& ctx) {
return ctx.http_server.set_routes([&ctx] (routes& r) { unset_snapshot(ctx, r); });
}
future<> set_server_snitch(http_context& ctx, sharded<locator::snitch_ptr>& snitch) {
return register_api(ctx, "endpoint_snitch_info", "The endpoint snitch info API", [&snitch] (http_context& ctx, routes& r) {
set_endpoint_snitch(ctx, r, snitch);
});
}
future<> unset_server_snitch(http_context& ctx) {
return ctx.http_server.set_routes([&ctx] (routes& r) { unset_endpoint_snitch(ctx, r); });
}
future<> set_server_gossip(http_context& ctx, sharded<gms::gossiper>& g) {
return register_api(ctx, "gossiper",
"The gossiper API", [&g] (http_context& ctx, routes& r) {
set_gossiper(ctx, r, g.local());
});
}
future<> set_server_load_sstable(http_context& ctx, sharded<db::system_keyspace>& sys_ks) {
return register_api(ctx, "column_family",
"The column family API", [&sys_ks] (http_context& ctx, routes& r) {
set_column_family(ctx, r, sys_ks);
});
}
future<> unset_server_load_sstable(http_context& ctx) {
return ctx.http_server.set_routes([&ctx] (routes& r) { unset_column_family(ctx, r); });
}
future<> set_server_messaging_service(http_context& ctx, sharded<netw::messaging_service>& ms) {
return register_api(ctx, "messaging_service",
"The messaging service API", [&ms] (http_context& ctx, routes& r) {
set_messaging_service(ctx, r, ms);
});
}
future<> unset_server_messaging_service(http_context& ctx) {
return ctx.http_server.set_routes([&ctx] (routes& r) { unset_messaging_service(ctx, r); });
}
future<> set_server_storage_proxy(http_context& ctx, sharded<service::storage_service>& ss) {
return register_api(ctx, "storage_proxy",
"The storage proxy API", [&ss] (http_context& ctx, routes& r) {
set_storage_proxy(ctx, r, ss);
});
}
future<> set_server_stream_manager(http_context& ctx, sharded<streaming::stream_manager>& sm) {
return register_api(ctx, "stream_manager",
"The stream manager API", [&sm] (http_context& ctx, routes& r) {
set_stream_manager(ctx, r, sm);
});
}
future<> unset_server_stream_manager(http_context& ctx) {
return ctx.http_server.set_routes([&ctx] (routes& r) { unset_stream_manager(ctx, r); });
}
future<> set_server_cache(http_context& ctx) {
return register_api(ctx, "cache_service",
"The cache service API", set_cache_service);
}
future<> set_hinted_handoff(http_context& ctx, sharded<gms::gossiper>& g) {
return register_api(ctx, "hinted_handoff",
"The hinted handoff API", [&g] (http_context& ctx, routes& r) {
set_hinted_handoff(ctx, r, g.local());
});
}
future<> unset_hinted_handoff(http_context& ctx) {
return ctx.http_server.set_routes([&ctx] (routes& r) { unset_hinted_handoff(ctx, r); });
}
future<> set_server_gossip_settle(http_context& ctx, sharded<gms::gossiper>& g) {
auto rb = std::make_shared < api_registry_builder > (ctx.api_doc);
return ctx.http_server.set_routes([rb, &ctx, &g](routes& r) {
rb->register_function(r, "failure_detector",
"The failure detector API");
set_failure_detector(ctx, r, g.local());
});
}
future<> set_server_compaction_manager(http_context& ctx) {
auto rb = std::make_shared < api_registry_builder > (ctx.api_doc);
return ctx.http_server.set_routes([rb, &ctx](routes& r) {
rb->register_function(r, "compaction_manager",
"The Compaction manager API");
set_compaction_manager(ctx, r);
});
}
future<> set_server_done(http_context& ctx) {
auto rb = std::make_shared < api_registry_builder > (ctx.api_doc);
return ctx.http_server.set_routes([rb, &ctx](routes& r) {
rb->register_function(r, "lsa", "Log-structured allocator API");
set_lsa(ctx, r);
rb->register_function(r, "commitlog",
"The commit log API");
set_commitlog(ctx,r);
rb->register_function(r, "collectd",
"The collectd API");
set_collectd(ctx, r);
rb->register_function(r, "error_injection",
"The error injection API");
set_error_injection(ctx, r);
});
}
future<> set_server_task_manager(http_context& ctx) {
auto rb = std::make_shared < api_registry_builder > (ctx.api_doc);
return ctx.http_server.set_routes([rb, &ctx](routes& r) {
rb->register_function(r, "task_manager",
"The task manager API");
set_task_manager(ctx, r);
});
}
#ifndef SCYLLA_BUILD_MODE_RELEASE
future<> set_server_task_manager_test(http_context& ctx, lw_shared_ptr<db::config> cfg) {
auto rb = std::make_shared < api_registry_builder > (ctx.api_doc);
return ctx.http_server.set_routes([rb, &ctx, &cfg = *cfg](routes& r) mutable {
rb->register_function(r, "task_manager_test",
"The task manager test API");
set_task_manager_test(ctx, r, cfg);
});
}
#endif
void req_params::process(const request& req) {
// Process mandatory parameters
for (auto& [name, ent] : params) {
if (!ent.is_mandatory) {
continue;
}
try {
ent.value = req.param[name];
} catch (std::out_of_range&) {
throw httpd::bad_param_exception(fmt::format("Mandatory parameter '{}' was not provided", name));
}
}
// Process optional parameters
for (auto& [name, value] : req.query_parameters) {
try {
auto& ent = params.at(name);
if (ent.is_mandatory) {
throw httpd::bad_param_exception(fmt::format("Parameter '{}' is expected to be provided as part of the request url", name));
}
ent.value = value;
} catch (std::out_of_range&) {
throw httpd::bad_param_exception(fmt::format("Unsupported optional parameter '{}'", name));
}
}
}
}