Files
tromcho.net/src/cmd/cli_user_ls.cpp
T

129 lines
3.7 KiB
C++

// Copyright (c) Vitaliy Filippov, 2019+
// License: VNPL-1.1 (see README.md for details)
#include <algorithm>
#include "cli.h"
#include "cluster_client.h"
#include "str_util.h"
#include "json_util.h"
// List users
struct user_lister_t
{
cli_tool_t *parent;
std::vector<std::string> only_names;
int state = 0;
cli_result_t result;
json11::Json::array users;
bool is_done()
{
return state == 100;
}
void loop()
{
if (state == 1)
goto resume_1;
if (state == 100)
return;
{
json11::Json::array select;
if (!only_names.size())
{
select.push_back(json11::Json::object {
{ "request_range", json11::Json::object {
{ "key", base64_encode(
parent->cli->st_cli.etcd_prefix+"/config/user/"
) },
{ "range_end", base64_encode(
parent->cli->st_cli.etcd_prefix+"/config/user0"
) },
} },
});
}
else
{
for (auto & name: only_names)
{
select.push_back(json11::Json::object {
{ "request_range", json11::Json::object {
{ "key", base64_encode(parent->cli->st_cli.etcd_prefix+"/config/user/"+name) },
} }
});
}
}
parent->etcd_txn(json11::Json::object {
{ "success", select },
});
}
state = 1;
resume_1:
if (parent->waiting > 0)
return;
if (parent->etcd_err.err)
{
result = parent->etcd_err;
state = 100;
return;
}
for (auto & response: parent->etcd_result["responses"].array_items())
{
for (auto & kv_item: response["response_range"]["kvs"].array_items())
{
auto kv = parent->cli->st_cli.parse_etcd_kv(kv_item);
auto user = kv.value.object_items();
user["name"] = kv.key.substr(parent->cli->st_cli.etcd_prefix.size()+13);
if (!parent->json_output)
user["groups_fmt"] = implode(",", user["groups"].array_items());
users.push_back(std::move(user));
}
}
if (parent->json_output)
{
// JSON output
result.data = users;
state = 100;
return;
}
// Table output: name, type, groups
json11::Json::array cols;
cols.push_back(json11::Json::object{
{ "key", "name" },
{ "title", "NAME" },
});
cols.push_back(json11::Json::object{
{ "key", "type" },
{ "title", "TYPE" },
});
cols.push_back(json11::Json::object{
{ "key", "groups_fmt" },
{ "title", "GROUPS" },
});
result.text = print_table(users, cols, parent->color);
state = 100;
}
};
std::function<bool(cli_result_t &)> cli_tool_t::start_user_ls(json11::Json cfg)
{
auto lister = new user_lister_t();
lister->parent = this;
if (cfg["names"].is_string())
lister->only_names.push_back(cfg["names"].string_value());
for (auto & item: cfg["names"].array_items())
lister->only_names.push_back(item.string_value());
return [lister](cli_result_t & result)
{
lister->loop();
if (lister->is_done())
{
result = lister->result;
delete lister;
return true;
}
return false;
};
}