fuzzing/utils: Add utilities taken from UT

Change-Id: I53c9da27babcbb1c1f678ddf7b885a322d3a4d96

test/fuzzing/Makefile.am

@@ -4,3 +4,6 @@ AM_CXXFLAGS += -I$(top_srcdir)/src -I. -include common.h
 AM_LDFLAGS += $(top_builddir)/src/libring.la
 check_PROGRAMS =
 
+lib_LTLIBRARIES = libfuzz.la
+
+libfuzz_la_SOURCES = lib/utils.cpp

test/fuzzing/lib/utils.cpp

+/*
+ *  Copyright (C) 2021 Savoir-faire Linux Inc.
+ *
+ *  Author: Olivier Dion <olivier.dion>@savoirfairelinux.com>
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301 USA.
+ */
+
+#include <yaml-cpp/yaml.h>
+
+#include "lib/utils.h"
+
+/* Jami */
+#include "dring/account_const.h"
+#include "dring/dring.h"
+#include "fileutils.h"
+#include "manager.h"
+
+/* Make GCC quiet about unused functions */
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wunused-function"
+
+void
+wait_for_announcement_of(const std::vector<std::string> accountIDs,
+                         std::chrono::seconds timeout)
+{
+    std::map<std::string, std::shared_ptr<DRing::CallbackWrapperBase>> confHandlers;
+    std::mutex mtx;
+    std::unique_lock<std::mutex> lk {mtx};
+
+    auto cv = std::make_shared<std::condition_variable>();
+    auto accountsReady = std::make_shared<std::vector<std::atomic_bool>>(accountIDs.size());
+
+    size_t to_be_announced = accountIDs.size();
+
+    confHandlers.insert(
+        DRing::exportable_callback<DRing::ConfigurationSignal::VolatileDetailsChanged>(
+            [=,
+             accountIDs = std::move(accountIDs)](const std::string& accountID,
+                                                 const std::map<std::string, std::string>& details) {
+                for (size_t i = 0; i < accountIDs.size(); ++i) {
+                    if (accountIDs[i] != accountID) {
+                        continue;
+                    }
+
+                    try {
+                        if ("true"
+                            != details.at(DRing::Account::VolatileProperties::DEVICE_ANNOUNCED)) {
+                            continue;
+                        }
+                    } catch (const std::out_of_range&) {
+                        continue;
+                    }
+
+                    accountsReady->at(i) = true;
+                    cv->notify_one();
+                }
+            }));
+
+    JAMI_DBG("Waiting for %zu account to be announced...", to_be_announced);
+
+    DRing::registerSignalHandlers(confHandlers);
+
+    assert(cv->wait_for(lk, timeout, [&] {
+        for (const auto& rdy : *accountsReady) {
+            if (not rdy) {
+                return false;
+            }
+        }
+
+        return true;
+    }));
+
+    DRing::unregisterSignalHandlers();
+
+    JAMI_DBG("%zu account announced!", to_be_announced);
+}
+
+void
+wait_for_announcement_of(const std::string& accountId,
+                         std::chrono::seconds timeout)
+{
+    wait_for_announcement_of(std::vector<std::string> {accountId}, timeout);
+}
+
+void
+wait_for_removal_of(const std::vector<std::string> accounts,
+                    std::chrono::seconds timeout)
+{
+    std::map<std::string, std::shared_ptr<DRing::CallbackWrapperBase>> confHandlers;
+    std::mutex mtx;
+    std::unique_lock<std::mutex> lk {mtx};
+
+    auto cv = std::make_shared<std::condition_variable>();
+    auto accountsRemoved = std::make_shared<std::atomic_bool>(false);
+
+    JAMI_INFO("Removing %zu accounts...", accounts.size());
+
+    size_t current = jami::Manager::instance().getAccountList().size();
+
+    /* Prevent overflow */
+    assert(current >= accounts.size());
+
+    size_t target = current - accounts.size();
+
+    confHandlers.insert(DRing::exportable_callback<DRing::ConfigurationSignal::AccountsChanged>(
+        [=, accounts = std::move(accounts)]() {
+            if (jami::Manager::instance().getAccountList().size() <= target) {
+                *accountsRemoved = true;
+                cv->notify_one();
+            }
+        }));
+
+    DRing::unregisterSignalHandlers();
+    DRing::registerSignalHandlers(confHandlers);
+
+    for (const auto& account : accounts) {
+        jami::Manager::instance().removeAccount(account, true);
+    }
+
+    assert(cv->wait_for(lk, timeout, [&] { return accountsRemoved->load(); }));
+
+    DRing::unregisterSignalHandlers();
+}
+
+void
+wait_for_removal_of(const std::string& account,
+                    std::chrono::seconds timeout)
+{
+    wait_for_removal_of(std::vector<std::string> {account}, timeout);
+}
+
+std::map<std::string, std::string>
+load_actors(const std::string& from_yaml)
+{
+    std::map<std::string, std::string> actors {};
+    std::map<std::string, std::string> default_details = DRing::getAccountTemplate("RING");
+
+    std::ifstream file = jami::fileutils::ifstream(from_yaml);
+
+    assert(file.is_open());
+
+    YAML::Node node = YAML::Load(file);
+
+    assert(node.IsMap());
+
+    auto default_account = node["default-account"];
+
+    if (default_account.IsMap()) {
+        for (const auto& kv : default_account) {
+            default_details["Account." + kv.first.as<std::string>()] = kv.second.as<std::string>();
+        }
+    }
+
+    auto accounts = node["accounts"];
+
+    assert(accounts.IsMap());
+
+    for (const auto& kv : accounts) {
+        auto account_name = kv.first.as<std::string>();
+        auto account = kv.second.as<YAML::Node>();
+        auto details = std::map<std::string, std::string>(default_details);
+
+        for (const auto& detail : account) {
+            details["Account." + detail.first.as<std::string>()] = detail.second.as<std::string>();
+        }
+
+        actors[account_name] = jami::Manager::instance().addAccount(details);
+    }
+
+    return actors;
+}
+
+std::map<std::string, std::string>
+load_actors_and_wait_for_announcement(const std::string& from_yaml)
+{
+    auto actors = load_actors(from_yaml);
+
+    std::vector<std::string> wait_for;
+
+    wait_for.reserve(actors.size());
+
+    for (auto it = actors.cbegin(); it != actors.cend(); ++it) {
+        wait_for.emplace_back(it->second);
+    }
+
+    wait_for_announcement_of(wait_for);
+
+    return actors;
+}
+
+#pragma GCC diagnostic pop

test/fuzzing/lib/utils.h

+/*
+ *  Copyright (C) 2021 Savoir-faire Linux Inc.
+ *
+ *  Author: Olivier Dion <olivier.dion>@savoirfairelinux.com>
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301 USA.
+ */
+
+#pragma once
+
+#include <chrono>
+#include <cstdint>
+#include <map>
+#include <string>
+
+constexpr size_t WAIT_FOR_ANNOUNCEMENT_TIMEOUT = 30;
+constexpr size_t WAIT_FOR_REMOVAL_TIMEOUT = 30;
+
+extern void
+wait_for_announcement_of(const std::vector<std::string> accountIDs,
+                         std::chrono::seconds timeout = std::chrono::seconds(WAIT_FOR_ANNOUNCEMENT_TIMEOUT));
+
+extern void
+wait_for_announcement_of(const std::string& accountId,
+                         std::chrono::seconds timeout = std::chrono::seconds(WAIT_FOR_ANNOUNCEMENT_TIMEOUT));
+
+extern void
+wait_for_removal_of(const std::vector<std::string> accounts,
+                    std::chrono::seconds timeout = std::chrono::seconds(WAIT_FOR_REMOVAL_TIMEOUT));
+
+extern void
+wait_for_removal_of(const std::string& account,
+                    std::chrono::seconds timeout = std::chrono::seconds(WAIT_FOR_REMOVAL_TIMEOUT));
+
+extern std::map<std::string, std::string>
+load_actors(const std::string& from_yaml);
+
+extern std::map<std::string, std::string>
+load_actors_and_wait_for_announcement(const std::string& from_yaml);