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construct/modules/console.cc

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C++

// Matrix Construct
//
// Copyright (C) Matrix Construct Developers, Authors & Contributors
// Copyright (C) 2016-2018 Jason Volk <jason@zemos.net>
//
// Permission to use, copy, modify, and/or distribute this software for any
// purpose with or without fee is hereby granted, provided that the above
// copyright notice and this permission notice is present in all copies. The
// full license for this software is available in the LICENSE file.
#include <ircd/util/params.h>
using namespace ircd;
mapi::header IRCD_MODULE
{
"IRCd terminal console: runtime-reloadable library supporting the console."
};
IRCD_EXCEPTION_HIDENAME(ircd::error, bad_command)
// Buffer all output into this rather than writing to std::cout. This allows
// the console to be reused easily inside the application (like a matrix room).
std::stringstream out;
static bool console_cmd__fed(const string_view &line);
static bool console_cmd__room(const string_view &line);
static bool console_cmd__state(const string_view &line);
static bool console_cmd__event(const string_view &line);
static bool console_cmd__exec(const string_view &line);
static bool console_cmd__key(const string_view &line);
static bool console_cmd__db(const string_view &line);
static bool console_cmd__net(const string_view &line);
static bool console_cmd__mod(const string_view &line);
static bool console_cmd__debuglog(const string_view &line);
static bool console_cmd__test(const string_view &line);
static bool console_id__user(const m::user::id &id, const string_view &args);
static bool console_id__room(const m::room::id &id, const string_view &args);
static bool console_id__event(const m::event::id &id, const string_view &args);
extern "C" int
console_command(const string_view &line, std::string &output)
try
{
const unwind writeback{[&output]
{
output = out.str();
out.str(std::string{});
}};
const auto args
{
tokens_after(line, ' ', 0)
};
switch(hash(token(line, " ", 0)))
{
case hash("test"):
return console_cmd__test(args);
case hash("debuglog"):
return console_cmd__debuglog(args);
case hash("mod"):
return console_cmd__mod(args);
case hash("net"):
return console_cmd__net(args);
case hash("db"):
return console_cmd__db(args);
case hash("key"):
return console_cmd__key(args);
case hash("exec"):
return console_cmd__exec(args);
case hash("event"):
return console_cmd__event(args);
case hash("state"):
return console_cmd__state(args);
case hash("room"):
return console_cmd__room(args);
case hash("fed"):
return console_cmd__fed(args);
default:
{
const string_view id{token(line, ' ', 0)};
if(m::has_sigil(id)) switch(m::sigil(id))
{
case m::id::EVENT:
return console_id__event(id, args);
case m::id::ROOM:
return console_id__room(id, args);
case m::id::USER:
return console_id__user(id, args);
default:
break;
}
else break;
}
}
return -1;
}
catch(const bad_command &e)
{
return -2;
}
//
// Test trigger stub
//
bool
console_cmd__test(const string_view &line)
{
return true;
}
bool
console_cmd__debuglog(const string_view &line)
{
if(!RB_DEBUG_LEVEL)
{
out << "Debugging is not compiled in." << std::endl;
return true;
}
if(log::console_enabled(log::DEBUG))
{
out << "Turning off debuglog..." << std::endl;
log::console_disable(log::DEBUG);
return true;
} else {
out << "Turning on debuglog..." << std::endl;
log::console_enable(log::DEBUG);
return true;
}
}
//
// Command by ID
//
bool
console_id__event(const m::event::id &id,
const string_view &args)
{
return true;
}
bool
console_id__room(const m::room::id &id,
const string_view &args)
{
return true;
}
bool
console_id__user(const m::user::id &id,
const string_view &args)
{
return true;
}
//
// mod
//
static bool console_cmd__mod_path(const string_view &line);
static bool console_cmd__mod_list(const string_view &line);
static bool console_cmd__mod_syms(const string_view &line);
static bool console_cmd__mod_reload(const string_view &line);
bool
console_cmd__mod(const string_view &line)
{
const auto args
{
tokens_after(line, ' ', 0)
};
switch(hash(token(line, " ", 0)))
{
case hash("path"):
return console_cmd__mod_path(args);
case hash("list"):
return console_cmd__mod_list(args);
case hash("syms"):
return console_cmd__mod_syms(args);
case hash("reload"):
return console_cmd__mod_reload(args);
default:
throw bad_command{};
}
}
bool
console_cmd__mod_path(const string_view &line)
{
for(const auto &path : ircd::mods::paths)
out << path << std::endl;
return true;
}
bool
console_cmd__mod_list(const string_view &line)
{
auto avflist(mods::available());
const auto b(std::make_move_iterator(begin(avflist)));
const auto e(std::make_move_iterator(end(avflist)));
std::vector<std::string> available(b, e);
std::sort(begin(available), end(available));
for(const auto &mod : available)
{
const auto loadstr
{
mods::loaded(mod)? "\033[1;42m \033[0m" : " "
};
out << "[" << loadstr << "] " << mod << std::endl;
}
return true;
}
bool
console_cmd__mod_syms(const string_view &line)
{
const std::string path
{
token(line, ' ', 0)
};
const std::vector<std::string> symbols
{
mods::symbols(path)
};
for(const auto &sym : symbols)
out << sym << std::endl;
out << " -- " << symbols.size() << " symbols in " << path << std::endl;
return true;
}
bool
console_cmd__mod_reload(const string_view &line)
{
const std::string name
{
token(line, ' ', 0)
};
if(!m::modules.erase(name))
{
out << name << " is not loaded." << std::endl;
return true;
}
m::modules.emplace(name, name);
return true;
}
//
// db
//
static bool console_cmd__db_list(const string_view &line);
bool
console_cmd__db(const string_view &line)
{
const auto args
{
tokens_after(line, ' ', 0)
};
switch(hash(token(line, " ", 0)))
{
default:
case hash("list"):
return console_cmd__db_list(args);
}
}
bool
console_cmd__db_list(const string_view &line)
{
const auto available
{
db::available()
};
for(const auto &path : available)
{
const auto name
{
lstrip(path, db::path("/"))
};
const auto it
{
db::database::dbs.find(name)
};
const auto &light
{
it != end(db::database::dbs)? "\033[1;42m \033[0m" : " "
};
out << "[" << light << "]"
<< " " << name
<< " `" << path << "'"
<< std::endl;
}
return true;
}
//
// net
//
static bool console_cmd__net_host(const string_view &line);
bool
console_cmd__net(const string_view &line)
{
const auto args
{
tokens_after(line, ' ', 0)
};
switch(hash(token(line, " ", 0)))
{
case hash("host"):
return console_cmd__net_host(args);
default:
throw bad_command{};
}
}
static bool console_cmd__net_host__default(const string_view &line);
bool
console_cmd__net_host(const string_view &line)
{
const auto args
{
tokens_after(line, ' ', 0)
};
switch(hash(token(line, " ", 0)))
{
default:
return console_cmd__net_host__default(line);
}
return true;
}
bool
console_cmd__net_host__default(const string_view &line)
{
const params token
{
line, " ", {"host", "service"}
};
const auto &host{token.at(0)};
const auto &service
{
token.count() > 1? token.at(1) : string_view{}
};
const net::hostport hostport
{
host, service
};
ctx::dock dock;
bool done{false};
net::ipport ipport;
std::exception_ptr eptr;
net::dns(hostport, [&done, &dock, &eptr, &ipport]
(std::exception_ptr eptr_, const net::ipport &ipport_)
{
eptr = std::move(eptr_);
ipport = ipport_;
done = true;
dock.notify_one();
});
while(!done)
dock.wait();
if(eptr)
std::rethrow_exception(eptr);
else
std::cout << ipport << std::endl;
return true;
}
//
// key
//
static bool console_cmd__key__default(const string_view &line);
static bool console_cmd__key__fetch(const string_view &line);
static bool console_cmd__key__get(const string_view &line);
bool
console_cmd__key(const string_view &line)
{
const auto args
{
tokens_after(line, ' ', 0)
};
if(!empty(args)) switch(hash(token(line, " ", 0)))
{
case hash("get"):
return console_cmd__key__get(args);
case hash("fetch"):
return console_cmd__key__fetch(args);
}
return console_cmd__key__default(args);
}
bool
console_cmd__key__get(const string_view &line)
{
const auto server_name
{
token(line, ' ', 0)
};
m::keys::get(server_name, [](const auto &keys)
{
out << keys << std::endl;
});
return true;
}
bool
console_cmd__key__fetch(const string_view &line)
{
return true;
}
bool
console_cmd__key__default(const string_view &line)
{
out << "origin: " << m::my_host() << std::endl;
out << "public key ID: " << m::self::public_key_id << std::endl;
out << "public key base64: " << m::self::public_key_b64 << std::endl;
out << "TLS cert sha256 base64: " << m::self::tls_cert_der_sha256_b64 << std::endl;
return true;
}
//
// event
//
static bool console_cmd__event__default(const string_view &line);
static bool console_cmd__event__dump(const string_view &line);
static bool console_cmd__event__fetch(const string_view &line);
bool
console_cmd__event(const string_view &line)
{
const auto args
{
tokens_after(line, ' ', 0)
};
switch(hash(token(line, " ", 0)))
{
case hash("fetch"):
return console_cmd__event__fetch(args);
case hash("dump"):
return console_cmd__event__dump(args);
default:
return console_cmd__event__default(line);
}
}
bool
console_cmd__event__dump(const string_view &line)
{
const auto filename
{
token(line, ' ', 0)
};
db::column column
{
*m::dbs::events, "event_id"
};
static char buf[512_KiB];
char *pos{buf};
size_t foff{0}, ecount{0}, acount{0}, errcount{0};
m::event::fetch event;
for(auto it(begin(column)); it != end(column); ++it, ++ecount)
{
const auto remain
{
size_t(buf + sizeof(buf) - pos)
};
assert(remain >= 64_KiB && remain <= sizeof(buf));
const mutable_buffer mb{pos, remain};
const string_view event_id{it->second};
seek(event, event_id, std::nothrow);
if(unlikely(!event.valid(event_id)))
{
++errcount;
continue;
}
pos += json::print(mb, event);
if(pos + 64_KiB > buf + sizeof(buf))
{
const const_buffer cb{buf, pos};
foff += size(fs::append(filename, cb));
pos = buf;
++acount;
}
}
if(pos > buf)
{
const const_buffer cb{buf, pos};
foff += size(fs::append(filename, cb));
++acount;
}
out << "Dumped " << ecount << " events"
<< " using " << foff << " bytes"
<< " in " << acount << " writes"
<< " to " << filename
<< " with " << errcount << " errors"
<< std::endl;
return true;
}
bool
console_cmd__event__fetch(const string_view &line)
{
const m::event::id event_id
{
token(line, ' ', 0)
};
const auto args
{
tokens_after(line, ' ', 0)
};
const auto host
{
!empty(args)? token(args, ' ', 0) : ""_sv
};
m::v1::event::opts opts;
if(host)
opts.remote = host;
static char buf[96_KiB];
m::v1::event request
{
event_id, buf, opts
};
//TODO: TO
const auto code
{
request.get()
};
const m::event event
{
request
};
out << json::object{request} << std::endl;
out << std::endl;
out << pretty(event) << std::endl;
return true;
}
bool
console_cmd__event__default(const string_view &line)
{
const m::event::id event_id
{
token(line, ' ', 0)
};
const auto args
{
tokens_after(line, ' ', 0)
};
static char buf[64_KiB];
const m::event event
{
event_id, buf
};
if(!empty(args)) switch(hash(token(args, ' ', 0)))
{
case hash("raw"):
out << json::object{buf} << std::endl;
return true;
}
out << pretty(event) << std::endl;
return true;
}
//
// state
//
static bool console_cmd__state_root(const string_view &line);
static bool console_cmd__state_count(const string_view &line);
static bool console_cmd__state_get(const string_view &line);
static bool console_cmd__state_each(const string_view &line);
static bool console_cmd__state_dfs(const string_view &line);
bool
console_cmd__state(const string_view &line)
{
const auto args
{
tokens_after(line, ' ', 0)
};
switch(hash(token(line, " ", 0)))
{
case hash("root"):
return console_cmd__state_root(args);
case hash("get"):
return console_cmd__state_get(args);
case hash("count"):
return console_cmd__state_count(args);
case hash("each"):
return console_cmd__state_each(args);
case hash("dfs"):
return console_cmd__state_dfs(args);
default:
throw bad_command{};
}
}
bool
console_cmd__state_count(const string_view &line)
{
const string_view arg
{
token(line, ' ', 0)
};
const string_view root
{
arg
};
out << m::state::count(root) << std::endl;
return true;
}
bool
console_cmd__state_each(const string_view &line)
{
const string_view arg
{
token(line, ' ', 0)
};
const string_view type
{
token(line, ' ', 1)
};
const string_view root
{
arg
};
m::state::for_each(root, type, []
(const string_view &key, const string_view &val)
{
out << key << " => " << val << std::endl;
});
return true;
}
bool
console_cmd__state_get(const string_view &line)
{
const string_view root
{
token(line, ' ', 0)
};
const string_view type
{
token(line, ' ', 1)
};
const string_view state_key
{
token(line, ' ', 2)
};
m::state::get(root, type, state_key, []
(const auto &value)
{
out << "got: " << value << std::endl;
});
return true;
}
bool
console_cmd__state_dfs(const string_view &line)
{
const string_view arg
{
token(line, ' ', 0)
};
const string_view root
{
arg
};
m::state::dfs(root, []
(const auto &key, const string_view &val, const uint &depth, const uint &pos)
{
out << std::setw(2) << depth << " + " << pos
<< " : " << key << " => " << val
<< std::endl;
return true;
});
return true;
}
bool
console_cmd__state_root(const string_view &line)
{
const m::event::id event_id
{
token(line, ' ', 0)
};
char buf[m::state::ID_MAX_SZ];
out << m::dbs::state_root(buf, event_id) << std::endl;
return true;
}
//
// exec
//
static bool console_cmd__exec_file(const string_view &line);
bool
console_cmd__exec(const string_view &line)
{
const auto args
{
tokens_after(line, ' ', 0)
};
switch(hash(token(line, " ", 0)))
{
default:
return console_cmd__exec_file(line);
}
}
bool
console_cmd__exec_file(const string_view &line)
{
const params token{line, " ",
{
"file path", "limit", "start", "room_id/event_id/sender"
}};
const auto path
{
token.at(0)
};
const auto limit
{
token.at<size_t>(1)
};
const auto start
{
token[2]? lex_cast<size_t>(token[2]) : 0
};
const string_view id{token[3]};
const string_view room_id
{
id && m::sigil(id) == m::id::ROOM? id : string_view{}
};
const string_view event_id
{
id && m::sigil(id) == m::id::EVENT? id : string_view{}
};
const string_view sender
{
id && m::sigil(id) == m::id::USER? id : string_view{}
};
struct m::vm::eval::opts opts;
m::vm::eval eval
{
opts
};
size_t foff{0};
size_t i(0), j(0), r(0);
for(; !limit || i < limit; ++r)
{
static char buf[512_KiB];
const string_view read
{
ircd::fs::read(path, buf, foff)
};
size_t boff(0);
json::object object;
json::vector vector{read};
for(; boff < size(read) && i < limit; ) try
{
object = *begin(vector);
boff += size(string_view{object});
vector = { data(read) + boff, size(read) - boff };
const m::event event
{
object
};
if(room_id && json::get<"room_id"_>(event) != room_id)
continue;
if(event_id && json::get<"event_id"_>(event) != event_id)
continue;
if(sender && json::get<"sender"_>(event) != sender)
continue;
if(j++ < start)
continue;
eval(event);
++i;
}
catch(const json::parse_error &e)
{
break;
}
catch(const std::exception &e)
{
out << fmt::snstringf
{
128, "Error at i=%zu j=%zu r=%zu foff=%zu boff=%zu\n",
i, j, r, foff, boff
};
out << string_view{object} << std::endl;
out << e.what() << std::endl;
return true;
}
foff += boff;
}
out << "Executed " << i
<< " of " << j << " events"
<< " in " << foff << " bytes"
<< " using " << r << " reads"
<< std::endl;
return true;
}
//
// room
//
static bool console_cmd__room__redact(const string_view &line);
static bool console_cmd__room__message(const string_view &line);
static bool console_cmd__room__set(const string_view &line);
static bool console_cmd__room__get(const string_view &line);
static bool console_cmd__room__messages(const string_view &line);
static bool console_cmd__room__members(const string_view &line);
static bool console_cmd__room__state(const string_view &line);
static bool console_cmd__room__depth(const string_view &line);
static bool console_cmd__room__head(const string_view &line);
bool
console_cmd__room(const string_view &line)
{
const auto args
{
tokens_after(line, ' ', 0)
};
switch(hash(token(line, " ", 0)))
{
case hash("depth"):
return console_cmd__room__depth(args);
case hash("head"):
return console_cmd__room__head(args);
case hash("state"):
return console_cmd__room__state(args);
case hash("members"):
return console_cmd__room__members(args);
case hash("messages"):
return console_cmd__room__messages(args);
case hash("get"):
return console_cmd__room__get(args);
case hash("set"):
return console_cmd__room__set(args);
case hash("message"):
return console_cmd__room__message(args);
case hash("redact"):
return console_cmd__room__redact(args);
default:
throw bad_command{};
}
return true;
}
bool
console_cmd__room__head(const string_view &line)
{
const m::room::id room_id
{
token(line, ' ', 0)
};
const m::room room
{
room_id
};
out << head(room_id) << std::endl;
return true;
}
bool
console_cmd__room__depth(const string_view &line)
{
const m::room::id room_id
{
token(line, ' ', 0)
};
const m::room room
{
room_id
};
out << depth(room_id) << std::endl;
return true;
}
bool
console_cmd__room__members(const string_view &line)
{
const m::room::id room_id
{
token(line, ' ', 0)
};
const m::room room
{
room_id
};
const m::room::members members
{
room
};
members.for_each([](const m::event &event)
{
out << pretty_oneline(event) << std::endl;
});
return true;
}
bool
console_cmd__room__state(const string_view &line)
{
const m::room::id room_id
{
token(line, ' ', 0)
};
const m::room room
{
room_id
};
const m::room::state state
{
room
};
state.for_each([](const m::event &event)
{
out << pretty_oneline(event) << std::endl;
});
return true;
}
bool
console_cmd__room__messages(const string_view &line)
{
const m::room::id room_id
{
token(line, ' ', 0)
};
const int64_t depth
{
token_count(line, ' ') > 1? lex_cast<int64_t>(token(line, ' ', 1)) : -1
};
const char order
{
token_count(line, ' ') > 2? token(line, ' ', 2).at(0) : 'b'
};
const m::room room
{
room_id
};
m::room::messages it{room};
if(depth >= 0)
it.seek(depth);
for(; it; order == 'b'? --it : ++it)
out << pretty_oneline(*it) << std::endl;
return true;
}
bool
console_cmd__room__get(const string_view &line)
{
const m::room::id room_id
{
token(line, ' ', 0)
};
const string_view type
{
token(line, ' ', 1)
};
const string_view state_key
{
token(line, ' ', 2)
};
const m::room room
{
room_id
};
room.get(type, state_key, [](const m::event &event)
{
out << pretty(event) << std::endl;
});
return true;
}
bool
console_cmd__room__set(const string_view &line)
{
const m::room::id room_id
{
token(line, ' ', 0)
};
const m::user::id &sender
{
token(line, ' ', 1)
};
const string_view type
{
token(line, ' ', 2)
};
const string_view state_key
{
token(line, ' ', 3)
};
const json::object &content
{
token(line, ' ', 4)
};
const m::room room
{
room_id
};
const auto event_id
{
send(room, sender, type, state_key, content)
};
out << event_id << std::endl;
return true;
}
bool
console_cmd__room__message(const string_view &line)
{
const m::room::id room_id
{
token(line, ' ', 0)
};
const m::user::id &sender
{
token(line, ' ', 1)
};
const string_view body
{
tokens_after(line, ' ', 1)
};
const m::room room
{
room_id
};
const auto event_id
{
message(room, sender, body)
};
out << event_id << std::endl;
return true;
}
bool
console_cmd__room__redact(const string_view &line)
{
const m::room::id room_id
{
token(line, ' ', 0)
};
const m::event::id &redacts
{
token(line, ' ', 1)
};
const m::user::id &sender
{
token(line, ' ', 2)
};
const string_view reason
{
tokens_after(line, ' ', 2)
};
const m::room room
{
room_id
};
const auto event_id
{
redact(room, sender, redacts, reason)
};
out << event_id << std::endl;
return true;
}
//
// fed
//
static bool console_cmd__fed__version(const string_view &line);
static bool console_cmd__fed__query(const string_view &line);
static bool console_cmd__fed__event(const string_view &line);
static bool console_cmd__fed__state(const string_view &line);
bool
console_cmd__fed(const string_view &line)
{
const auto args
{
tokens_after(line, ' ', 0)
};
switch(hash(token(line, " ", 0)))
{
case hash("version"):
return console_cmd__fed__version(args);
case hash("query"):
return console_cmd__fed__query(args);
case hash("event"):
return console_cmd__fed__event(args);
case hash("state"):
return console_cmd__fed__state(args);
default:
throw bad_command{};
}
return true;
}
bool
console_cmd__fed__state(const string_view &line)
{
const m::room::id &room_id
{
token(line, ' ', 0)
};
const net::hostport remote
{
token(line, ' ', 1)
};
const string_view &event_id
{
token_count(line, ' ') >= 3? token(line, ' ', 2) : string_view{}
};
unique_buffer<mutable_buffer> buf
{
64_MiB
};
m::v1::state::opts opts;
opts.remote = remote;
m::v1::state request
{
room_id, buf, opts
};
//TODO: TO
const auto code
{
request.get()
};
const json::object &response
{
request
};
out << string_view{response} << std::endl;
return true;
}
bool
console_cmd__fed__event(const string_view &line)
{
const m::event::id &event_id
{
token(line, ' ', 0)
};
const net::hostport remote
{
token_count(line, ' ') > 1? token(line, ' ', 0) : event_id.host()
};
m::v1::event::opts opts;
opts.remote = remote;
thread_local char buf[8_KiB];
m::v1::event request
{
event_id, buf, opts
};
//TODO: TO
const auto code
{
request.get()
};
const json::object &response
{
request
};
out << pretty(m::event{response}) << std::endl;
return true;
}
static bool console_cmd__fed__query__directory(const string_view &line);
static bool console_cmd__fed__query__profile(const string_view &line);
bool
console_cmd__fed__query(const string_view &line)
{
const auto args
{
tokens_after(line, ' ', 0)
};
switch(hash(token(line, " ", 0)))
{
case hash("profile"):
return console_cmd__fed__query__profile(args);
case hash("directory"):
return console_cmd__fed__query__directory(args);
default:
throw bad_command{};
}
return true;
}
bool
console_cmd__fed__query__profile(const string_view &line)
{
const m::user::id &user_id
{
token(line, ' ', 0)
};
const net::hostport remote
{
token_count(line, ' ') > 1? token(line, ' ', 1) : user_id.host()
};
m::v1::query::opts opts;
opts.remote = remote;
thread_local char buf[8_KiB];
m::v1::query::profile request
{
user_id, buf, opts
};
//TODO: TO
const auto code
{
request.get()
};
const json::object &response
{
request
};
out << string_view{response} << std::endl;
return true;
}
bool
console_cmd__fed__query__directory(const string_view &line)
{
const m::id::room_alias &room_alias
{
token(line, ' ', 0)
};
const net::hostport remote
{
token_count(line, ' ') > 1? token(line, ' ', 1) : room_alias.host()
};
m::v1::query::opts opts;
opts.remote = remote;
thread_local char buf[8_KiB];
m::v1::query::directory request
{
room_alias, buf, opts
};
//TODO: TO
const auto code
{
request.get()
};
const json::object &response
{
request
};
out << string_view{response} << std::endl;
return true;
}
bool
console_cmd__fed__version(const string_view &line)
{
const net::hostport remote
{
token(line, ' ', 0)
};
m::v1::version::opts opts;
opts.remote = remote;
thread_local char buf[8_KiB];
m::v1::version request
{
buf, opts
};
//TODO: TO
const auto code
{
request.get()
};
const json::object &response
{
request
};
out << string_view{response} << std::endl;
return true;
}