RADService.h

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#ifndef RADSERVICE_H
#define RADSERVICE_H
 
#pragma once
 
#include <RADCore/RADCore.h>
 
#include <map>
#include <memory>
#include <string>
#include <vector>
 
namespace RADService {
 
    enum class RestartPolicy {
        No,
        OnFailure,
        Always
    };
 
    struct ServiceUnit {
        std::string name;
        std::string description;
        std::string execStart;
        std::string workingDirectory;
        std::map<std::string, std::string> environment;
        RestartPolicy restart = RestartPolicy::OnFailure;
        int watchdogSec = 0;
        std::string user;
        std::string wantedBy = "multi-user.target";
    };
 
    class SingleInstanceLock {
    public:
        explicit SingleInstanceLock(std::string path);
        ~SingleInstanceLock();
        bool tryLock();
        bool isLocked() const;
 
    private:
        std::unique_ptr<RADCore::RADLockFile> lock_;
    };
 
    class ServiceManager {
    public:
        static std::string generateSystemdUnit(const ServiceUnit& unit);
        static bool writeSystemdUnit(const ServiceUnit& unit, const std::string& directory, std::string* error = nullptr);
        static bool notify(const std::string& message, std::string* error = nullptr);
        static bool notifyReady(std::string* error = nullptr);
        static bool notifyWatchdog(std::string* error = nullptr);
        static std::string restartPolicyName(RestartPolicy policy);
        static bool daemonize(std::string* error = nullptr);
    };
 
} // namespace RADService
 
#endif