Find ssh commands via locate

SparkleShare/Common/BaseController.cs

@@ -224,6 +224,9 @@ public virtual void Initialize ()
             Logger.LogInfo ("Environment", "SparkleShare " + version);
             Logger.LogInfo ("Environment", "Git LFS " + Sparkles.Git.GitCommand.GitLFSVersion);
             Logger.LogInfo ("Environment", "Git " + Sparkles.Git.GitCommand.GitVersion);
+            Logger.LogInfo ("Environment", "SSH " + Sparkles.SSHCommand.SSHVersion);
+            Logger.LogInfo ("Environment", "SSH-KeyGen " + Sparkles.SSHCommand.KeygenVersion);
+            Logger.LogInfo ("Environment", "SSH-KeyScan " + Sparkles.SSHCommand.KeyscanVersion);
             Logger.LogInfo ("Environment", InstallationInfo.OperatingSystem + " " + InstallationInfo.OperatingSystemVersion);
 
             UserAuthenticationInfo = new SSHAuthenticationInfo ();

Sparkles/Git/Git.Command.cs

@@ -221,9 +221,10 @@ static ErrorStatus FindError (string line)
 
         public static string FormatGitSSHCommand (SSHAuthenticationInfo auth_info)
         {
-            return SSHCommandPath + " " +
-                "-i " + auth_info.PrivateKeyFilePath.Replace ("\\", "/").Replace (" ", "\\ ") + " " +
-                "-o UserKnownHostsFile=" + auth_info.KnownHostsFilePath.Replace ("\\", "/").Replace (" ", "\\ ") + " " +
+            return "\""+SSHCommandPath + "\" " +
+                "-i \"" + auth_info.PrivateKeyFilePath.Replace ("\\", "/").Replace (" ", "\\ ") + "\" " +
+                "-o UserKnownHostsFile=\"" + auth_info.KnownHostsFilePath.Replace ("\\", "/").Replace (" ", "\\ ") + "\" " +
+
                 "-o IdentitiesOnly=yes" + " " + // Don't fall back to other keys on the system
                 "-o PasswordAuthentication=no" + " " + // Don't hang on possible password prompts
                 "-F /dev/null"; // Ignore the system's SSH config file

Sparkles/Git/Git.Repository.cs

@@ -79,7 +79,7 @@ public GitRepository (string path, Configuration config, SSHAuthenticationInfo a
             git_config = new GitCommand (LocalPath, "config remote.origin.url \"" + RemoteUrl + "\"");
             git_config.StartAndWaitForExit ();
 
-            git_config = new GitCommand (LocalPath, "config core.sshCommand " + GitCommand.FormatGitSSHCommand (auth_info));
+            git_config = new GitCommand (LocalPath, "config core.sshCommand \"" + GitCommand.FormatGitSSHCommand (auth_info).Replace("\"", "\\\"") + "\"");
             git_config.StartAndWaitForExit();
 
             PrepareGitLFS ();

Sparkles/SSHAuthenticationInfo.cs

@@ -100,7 +100,7 @@ bool CreateKeyPair ()
                 "-C \"" + computer_name + " (SparkleShare)\" " + // Key comment
                 "-f \"" + key_file_name + "\"";
 
-            var ssh_keygen = new SSHCommand ("ssh-keygen", arguments);
+            var ssh_keygen = new SSHCommand (SSHCommand.SSHKeyGenCommandPath, arguments);
             ssh_keygen.StartInfo.WorkingDirectory = Path;
             ssh_keygen.StartAndWaitForExit ();
 

Sparkles/SSHCommand.cs

@@ -21,11 +21,25 @@ namespace Sparkles {
 
     public class SSHCommand : Command
     {
-        public static string SSHPath = "";
+        public static string SSHPath = Path.GetDirectoryName(LocateCommand("ssh")).Replace("\\", "/");
 
         public static string SSHCommandPath {
             get {
-                return Path.Combine (SSHPath, "ssh").Replace ("\\", "/");
+                return LocateCommand("ssh").Replace ("\\", "/");
+            }
+        }
+        public static string SSHKeyScanCommandPath
+        {
+            get
+            {
+                return LocateCommand("ssh-keyscan").Replace("\\", "/");
+            }
+        }
+        public static string SSHKeyGenCommandPath
+        {
+            get
+            {
+                return LocateCommand("ssh-keygen").Replace("\\", "/");
             }
         }
 
@@ -36,8 +50,51 @@ public SSHCommand (string command, string args) : this (command, args, null)
 
 
         public SSHCommand (string command, string args, SSHAuthenticationInfo auth_info) :
-            base (Path.Combine (SSHPath, command), args)
+            base (command, args)
+        {
+        }
+        public static string SSHVersion
         {
+            get
+            {
+                var ssh_version = new Command(SSHCommandPath, "-V", false);
+                string version = ssh_version.StartAndReadStandardError();   //the version is written to StandardError instead of StanderdOutput!
+                return version.Replace("SSH ", "").Split(',')[0];
+            }
+        }
+        public static string KeyscanVersion
+        {
+            get
+            {
+                var ssh_version = new Command(SSHKeyScanCommandPath, "",false);
+                ssh_version.StartAndWaitForExit(); // call to check if exists
+                return "found";
+            }
         }
+        public static string KeygenVersion
+        {
+            get
+            {
+                // since keygen has no version output try to create testkey, if keygen is not found Comand will exit
+                string arguments =
+                "-t rsa " + // Crypto type
+                "-b 4096 " + // Key size
+                "-P \"\" " + // No password
+                "-C \"test\" " + // Key comment
+                "-f \"" + System.IO.Path.Combine(Configuration.DefaultConfiguration.DirectoryPath, "tmp", "testkey") + "\"";
+                var ssh_version = new Command(SSHKeyGenCommandPath, arguments,false);
+                ssh_version.StartAndWaitForExit(); // call to check if exists
+                if (File.Exists(System.IO.Path.Combine(Configuration.DefaultConfiguration.DirectoryPath, "tmp", "testkey")))
+                {
+                    File.Delete(System.IO.Path.Combine(Configuration.DefaultConfiguration.DirectoryPath, "tmp", "testkey"));
+                }
+                if (File.Exists(System.IO.Path.Combine(Configuration.DefaultConfiguration.DirectoryPath, "tmp", "testkey.pub")))
+                {
+                    File.Delete(System.IO.Path.Combine(Configuration.DefaultConfiguration.DirectoryPath, "tmp", "testkey.pub"));
+                }
+                return "found";
+            }
+        }
+
     }
 }

Sparkles/SSHFetcher.cs

@@ -23,9 +23,6 @@ namespace Sparkles {
 
     public abstract class SSHFetcher : BaseFetcher {
 
-        public static string SSHKeyScan = "ssh-keyscan";
-
-
         protected SSHFetcher (SparkleFetcherInfo info) : base (info)
         {
         }
@@ -68,7 +65,7 @@ public override bool Fetch ()
         string FetchHostKey ()
         {
             Logger.LogInfo ("Auth", string.Format ("Fetching host key for {0}", RemoteUrl.Host));
-            var ssh_keyscan = new Command (SSHKeyScan, string.Format ("-t rsa -p 22 {0}", RemoteUrl.Host));
+            var ssh_keyscan = new SSHCommand (SSHCommand.SSHKeyScanCommandPath, string.Format ("-t rsa -p 22 {0}", RemoteUrl.Host));
 
             if (RemoteUrl.Port > 0)
                 ssh_keyscan.StartInfo.Arguments = string.Format ("-t rsa -p {0} {1}", RemoteUrl.Port, RemoteUrl.Host);