prototype sourcetree management for sysadm

src/server/library/sysadm-general.cpp

@@ -58,6 +58,21 @@ bool General::RunQuickCommand(QString command, QStringList arguments,QString wor
   return success;
 }
 
+QStringList General::gitCMD(QString dir, QString cmd, QStringList args){
+  //Run a quick command in the proper dir and return the output
+  QProcess proc;
+  proc.setProcessChannelMode(QProcess::MergedChannels);
+  if( !dir.isEmpty() && QFile::exists(dir) ){ proc.setWorkingDirectory(dir); }
+  if(args.isEmpty()){ proc.start(cmd); }
+  else{ proc.start(cmd, args); }
+  while(!proc.waitForFinished(300)){ QCoreApplication::processEvents(); }
+  QStringList out;
+  while(proc.canReadLine()){
+    out << QString( proc.readLine() );
+  }
+  return out;
+}
+
 //=================
 // TEXT FILE INTERACTION
 //=================
@@ -311,3 +326,18 @@ QString General::bytesToHumanReadable(long long bytes)
    return QString().setNum(num,'f',2)+" "+unit;
 }
 
+void General::emptyDir(QString dir){
+  QDir d(dir);
+  if(!d.exists()){ return; } //quick check to make sure directory exists first
+  //Remove all the files in this directory
+  QStringList tmp = d.entryList(QDir::Files | QDir::NoDotAndDotDot);
+  for(int i=0; i<tmp.length(); i++){
+    d.remove(tmp[i]);
+  }
+  //Now remove all the directories in this directory (recursive)
+  tmp = d.entryList(QDir::Dirs | QDir::NoDotAndDotDot);
+  for(int i=0; i<tmp.length(); i++){
+    General::emptyDir(d.absoluteFilePath(tmp[i])); //Empty this directory first
+    d.rmdir(tmp[i]); //Now try to remove it
+  }
+}

src/server/library/sysadm-general.h

@@ -21,7 +21,8 @@ public:
     static QString RunCommand(QString command, QStringList arguments = QStringList(), QString workdir = "", QStringList env = QStringList() );
     // - success output only
     static bool RunQuickCommand(QString command, QStringList arguments = QStringList(), QString workdir = "", QStringList env = QStringList() );
-
+    static QStringList gitCMD(QString dir, QString cmd, QStringList args = QStringList());
+    static void emptyDir(QString dir);
     //File Access Functions
     static QStringList readTextFile(QString filename);
     static bool writeTextFile(QString filename, QStringList contents, bool overwrite = true);

src/server/library/sysadm-systemmanager.cpp

@@ -391,3 +391,60 @@ QJsonObject SysMgmt::systemReboot() {
 
   return retObject;
 }
+
+// Source Management
+/*
+void SysMgmt::fetchPortsTree(QStringList &cmds, QStringList &dirs){
+  //Clear the output variables
+  cmds.clear(); dirs.clear();
+  //Does Ports tree exist?  If not create it.
+  if(!QFile::exists("/usr/ports")){
+    cmds << "mkdir /usr/ports"; dirs << ""; 
+  }
+  //Does a local git repo exist? If not create it.
+  QString URL = "https://www.github.com/trueos/freebsd-ports.git";
+  if(QFile::exists("/usr/ports/.git")){
+    //Check if the remote URL is correct
+    QString origin = General::gitCMD("/usr/ports", "git remote show -n origin").filter("Fetch URL:").join("").section("URL:",1,30).simplified();
+    if(origin != URL){
+      cmds << "git remote remove origin"; dirs <<"/usr/ports";
+      cmds << "git remote add origin "+URL; dirs << "/usr/ports/.git";
+    }
+  }else{
+    //new GIT setup
+    General::emptyDir("/usr/ports");
+    cmds << "git init"; dirs << "/usr/ports"; //setup git
+    cmds << "git remote add origin "+URL; dirs << "/usr/ports/.git"; //setup TrueOS git repo
+  }
+  //Now update the tree with git
+  cmds << "git fetch --depth=1"; dirs << "/usr/ports/.git";
+  cmds << "git checkout master"; dirs << "/usr/ports"; 
+}
+
+void SysMgmt::fetchSourceTree(QString branch, QStringList &cmds, QStringList &dirs, QStringList &info){
+  //Clear the output variables
+  cmds.clear(); dirs.clear();
+  //Check if the source directory even exists
+  if(!QFile::exists("/usr/src")){
+    cmds << "mkdir /usr/src"; dirs << ""; //Create the ports tree
+  }
+  //Now check if the git directory exists
+  QString URL = "https://www.github.com/pcbsd/freebsd.git";
+  if(QFile::exists("/usr/src/.git")){
+    //Check if the remote URL is correct
+    QString origin = General::gitCMD("/usr/src", "git remote show -n origin").filter("Fetch URL:").join("").section("URL:",1,30).simplified();
+    if(origin != URL){
+      cmds << "git remote remove origin"; dirs <<"/usr/src";
+      cmds << "git remote add origin "+URL; dirs << "/usr/src/.git"; //setup PC-BSD git repo
+    }
+  }else{
+    //new GIT setup
+    General::emptyDir("/usr/src");
+    cmds << "git init"; dirs << "/usr/src"; //setup git
+    cmds << "git remote add origin "+URL; dirs << "/usr/src/.git"; //setup PC-BSD git repo
+  }
+  //Now update the tree with git
+  cmds << "git fetch --depth=1"; dirs << "/usr/src/.git";
+  cmds << "git checkout "+branch; dirs << "/usr/src"; 	
+}
+*/

src/server/library/sysadm-systemmanager.h

@@ -26,6 +26,8 @@ public:
 	static QJsonObject systemInfo();
 	static QJsonObject systemReboot();
 	static QJsonObject systemHalt();
+// static void fetchPortsTree(QStringList &cmds, QStringList &dirs);  // This is not ready yet
+// static void fetchSourceTree(QString branch, QStringList &cmds, QStringList &dirs); // This is not ready yet
 };
 	
 } //end of pcbsd namespace