dockermodule created, module with isServiceOnServer in writing

src/DockerModule.cpp

@@ -0,0 +1,49 @@
+// deployer DockerModule implementation
+// Copyright (C) 2024 Jean-Cloud
+// GNU General Public License v3
+
+#include "DockerModule.h"
+
+//constructor and destructor inline 
+
+//public methods
+int DockerModule::prepare()
+{
+	return 0;
+    //nothing to do ?
+}
+
+int DockerModule::deploy (Service service)
+{
+	return 0;
+    /* bash script for inspo
+    isServiceOnServer();
+docker_service="$(echo "$service" | tr '.' '_')"
+
+## deploy 
+
+
+	if $deploy ; then
+    	section "Logging to registry"
+    	# XXX Login to docker registry
+
+    	section "Pulling images"
+    	docker-compose pull
+		if [ "$?" -ne 0 ] ; then
+			echo "PULL FAILED"
+		fi
+
+    	section "Starting service"
+    	run docker-compose up -d --remove-orphans
+		[ "$?" -ne 0 ] && echo "Erreur docker compose" && returncode=1
+	else
+		section "Removing containers"
+    	run docker-compose down --rmi all --remove-orphans
+	fi
+fi
+*/
+}
+int DockerModule::clean ()
+{
+	return 0;
+}

src/DockerModule.h

@@ -0,0 +1,20 @@
+// deployer DockerModule header
+// Copyright (C) 2024 Jean-Cloud
+// GNU General Public License v3
+
+#if !defined(DOCKERMODULE_H)
+#define DOCKERMODULE_H
+
+#include "Module.h"
+
+class DockerModule : public Module
+{
+    public:
+    DockerModule(){} //inline
+    ~DockerModule(){} //inline
+    int prepare ();
+    int deploy (Service service);
+    int clean ();
+};
+
+#endif

src/Makefile

@@ -2,15 +2,15 @@ ECHO = @echo
 GCC = g++
 RM = @rm -f
 CCFLAGS = -c -O3 -g -std=c++11 -pedantic -Wall 
-OBJETS = $(SRC:.cpp=.o)
 SRC = $(wildcard *.cpp) 
-EXE = deployer
 BIN = ../bin
-OBJETS_DIR = $(OBJETS:%=$(BIN)/%)
-EXE_DIR = $(EXE:%=$(BIN)/%)
+EXE = deployer
+OBJECTS = $(patsubst %.cpp,$(BIN)/%.o,$(SRC))
 LIBRARIES = 
 
-$(EXE_DIR) : $(OBJETS_DIR)
+$(EXE) : $(OBJECTS)
+	$(ECHO) "objects  $(OBJECTS) exe $(EXE) "
+
 	$(ECHO) "-Linking $(EXE)-"
 	$(GCC) -o $@ $^ $(LIBRARIES)
 	
@@ -21,4 +21,4 @@ $(BIN)/%.o:%.cpp
 .PHONY: clean 
 clean:
 	$(ECHO) "-Cleaning-"
-	$(RM) $(OBJETS) $(EXE)
+	$(RM) $(OBJECTS) $(EXE)

src/Module.cpp

@@ -2,9 +2,35 @@
 // Copyright (C) 2024 Jean-Cloud
 // GNU General Public License v3
 
+#include <stdio.h>
+#include <iostream>
 #include "Module.h"
 
-Module::Module(char * serv):service(serv){}
+//constructor inline
+//destructor, could not be inline because pure virtual
 Module::~Module(){}
 
+//protected methods (unprotected for tests purposes)
+int Module::isserviceOnServer()
+//this method tests if a certain service is on the current server
+//it uses the bash command dig, thanks to a pipe to a separate bash process
+{
+    FILE *p;
+    char result [100];
+
+    p = popen("ls -la","r"); //just to test that popen works
+    if( p == NULL)
+    {
+        cout << "Unable to verify if the service is on the server, bash process opening error." << endl;
+        return -1;
+    }
+    while(fgets(result,100,p)!=NULL){
+        //if several lines, copy result somewhere to save it
+        cout << result << endl;
+    }
+    pclose(p);
+    return 0;
+}
+
+
 

src/Module.h

@@ -6,16 +6,18 @@
 #define MODULE_H
 
 #include <iostream>
+#include "Service.h"
 
 class Module 
 {
-    protected:
-    Module(char * serv);
-    virtual ~Module();
-
-    private:
-    bool activated; //true if the service requires this module
-    char * service;
-
+    public:
+    Module(){};
+    //=0 means pure virtual method, making Module a pure virtual class
+    virtual ~Module()=0; //make protected to ensure it is not used externally?
+    virtual int prepare ()=0;
+    virtual int deploy (Service service)=0;
+    virtual int clean ()=0;
+    //protected: commented for test purposes
+    virtual int isserviceOnServer();
 };
 #endif

src/Service.cpp

@@ -0,0 +1,31 @@
+//deployer Service implementation
+// Copyright (C) 2024 Jean-Cloud
+// GNU General Public License v3
+
+#include "Service.h"
+
+//constructor and destructor defined inline
+
+//public methods
+int Service::getUserID () const
+{
+    return userID;
+}
+string Service::getUsername() const
+{
+    return username;
+}
+list<string> Service::getServers() const
+{
+    return servers;
+}
+
+//operator << override
+ostream & operator << (ostream & out, const Service & s)
+{
+    out << "userID: " << s.userID << endl << "username: " << s.username << endl << "servers: ";
+    for (string server : s.servers){
+        out << server << " " << endl;
+    }
+    return out;
+}

src/Service.h

@@ -0,0 +1,28 @@
+//deployer Service header
+// Copyright (C) 2024 Jean-Cloud
+// GNU General Public License v3
+
+#if !defined(SERVICE_H)
+#define SERVICE_H
+
+#include <iostream>
+#include <string>
+#include  <string>
+#include <list>
+
+using namespace std;
+
+class Service {
+    public:
+    Service(int aUserID, string aUsername, list <string> aServers):userID(aUserID),username(aUsername),servers(aServers){}
+    ~Service(){}
+    int getUserID () const;
+    string getUsername() const;
+    list<string> getServers() const;
+    friend ostream & operator<<(ostream & out, const Service & s); 
+    private: 
+    int userID;
+    string username;
+    list <string> servers;
+};
+#endif

src/Services.cpp

@@ -9,18 +9,59 @@
 #include <string>
 #include "Services.h"
 
+//constructor
 Services::Services(string ServicesCSV)
 {
     services=readServicesFromCSV(ServicesCSV);
 }
+//destructor
 Services::~Services(){}
 
+//public methods
+vector<Service> Services::getServices()const
+{
+    return services;
+}
 
-vector <serviceData> Services::readServicesFromCSV (string CSV) const 
+const Service* Services::findByUsername(string aUsername) const
+{
+    for (const Service & service : services){
+        if (service.getUsername().compare(aUsername)==0){
+                return &service;
+        }
+    }
+    return nullptr;
+}
+
+const Service * Services::findByID(int aUserID) const
+{
+    for (const Service & service : services){
+        if (service.getUserID()==aUserID){
+            return &service;
+        }
+    }    
+    return nullptr;
+}
+
+list<const Service*> Services::findByServer(string aServer) const
+{
+    list<const Service*> result;
+    for (const Service & service : services){
+        for (string server : service.getServers()){
+            if(server.compare(aServer)==0){
+                result.push_back(&service);
+            }
+        }
+    }    
+    return result;   
+}
+
+//private methods
+vector <Service> Services::readServicesFromCSV (string CSV) const 
 {
     //this method extracts the list of uid|username|servers from the services.csv file 
-    //and returns them in a vector <serviceData>, with serviceData a structure defined in the header
-    vector <serviceData> result;
+    //and returns them in a vector <Service>, with Service a structure defined in the header
+    vector <Service> result;
     ifstream streamServices(CSV); 
     if (!streamServices){
         cout << "Invalid services.csv file." << endl;
@@ -29,8 +70,8 @@ vector <serviceData> Services::readServicesFromCSV (string CSV) const
         string tmpUserID; //used before converting to int
         int userID;
         string username;
-        string serveur;
-        list <string> serveurs;
+        string server;
+        list <string> servers;
         while(getline(streamServices,line)){
             if (line.empty() || line[0] == '#') { //not taking comments and empty lines into account
                 continue; 
@@ -39,12 +80,13 @@ vector <serviceData> Services::readServicesFromCSV (string CSV) const
             getline(streamLine,tmpUserID,';'); //extracting the userID
             userID=stoi(tmpUserID);
             getline(streamLine,username,';'); //extracting the username
-            while(getline(streamLine,serveur,';')){ //extracting the server(s)
-                serveurs.push_back(serveur);
+            while(getline(streamLine,server,';')){ //extracting the server(s)
+                servers.push_back(server);
             }         
-            serviceData entry = {userID,username,serveurs};
+            Service entry = {userID,username,servers};
             result.push_back(entry);
         }
     }
     return result;
-}
+}
+

src/Services.h

@@ -9,24 +9,23 @@
 #include <cstring>
 #include <list>
 #include <vector>
+#include "Service.h"
 
 using namespace std;
 
-struct serviceData {
-    int userID;
-    string username;
-    list <string> serveurs;
-};
 
 class Services 
 //extracts the list of uid|username|service from the services.csv file 
 {
     public:
     Services(string servicesCSV="../src/services.csv");
+    vector<Service> getServices() const;
+    const Service * findByUsername(string aUsername) const;
+    const Service * findByID(int aUserID) const;
+    list<const Service*> findByServer(string aServer) const;
     ~Services();
     private:
-    vector <serviceData> readServicesFromCSV (string CSV) const;
-    vector <serviceData> services;
-
+    vector <Service> readServicesFromCSV (string CSV) const;
+    vector <Service> services;
 };
 #endif

src/main.cpp

@@ -7,12 +7,13 @@
 #include <iostream>
 #include <cstring>
 #include "Services.h"
-#include "Module.h"
+#include "DockerModule.h"
 using namespace std;
 
 bool action_deploy=false;
 bool action_remove=false;
 bool all=false;
+//list<Module> modules;
 
 void help()
 {
@@ -36,8 +37,9 @@ int main(int argc, char *argv[])
             cout << "Invalid argument. \n" << endl;
             exit(1);
         }
-        Services myServices=Services("../src/services.csv");
-        
+
+        DockerModule dmodule;      
+        dmodule.isserviceOnServer();   
     }
     return 0;
 }