webapp: Encourage user to install git-annex on a server when adding a ssh server, rather than just funneling them through to rsync.

Assistant/WebApp/Configurators/Ssh.hs

@@ -49,6 +49,14 @@ mkSshData s = SshData
 	, rsyncOnly = False
 	}
 
+mkSshInput :: SshData -> SshInput
+mkSshInput s = SshInput
+	{ inputHostname = Just $ sshHostName s
+	, inputUsername = sshUserName s
+	, inputDirectory = Just $ sshDirectory s
+	, inputPort = sshPort s
+	}
+
 sshInputAForm :: (Field WebApp WebApp Text) -> SshInput -> AForm WebApp WebApp SshInput
 sshInputAForm hostnamefield def = SshInput
 	<$> aopt check_hostname "Host name" (Just $ inputHostname def)
@@ -104,6 +112,9 @@ getAddSshR = sshConfigurator $ do
   where
 	showform form enctype status = $(widgetFile "configurators/ssh/add")
 
+sshTestModal :: Widget
+sshTestModal = $(widgetFile "configurators/ssh/testmodal")
+
 {- To enable an existing rsync special remote, parse the SshInput from
  - its rsyncurl, and display a form whose only real purpose is to check
  - if ssh public keys need to be set up. From there, we can proceed with
@@ -243,6 +254,11 @@ getConfirmSshR :: SshData -> Handler RepHtml
 getConfirmSshR sshdata = sshConfigurator $
 	$(widgetFile "configurators/ssh/confirm")
 
+getRetrySshR :: SshData -> Handler ()
+getRetrySshR sshdata = do
+	s <- liftIO $ testServer $ mkSshInput sshdata
+	redirect $ either (const $ ConfirmSshR sshdata) ConfirmSshR s
+
 getMakeSshGitR :: SshData -> Handler RepHtml
 getMakeSshGitR = makeSsh False setupGroup
 

Assistant/WebApp/routes

@@ -33,6 +33,7 @@
 /config/repository/add/drive AddDriveR GET
 /config/repository/add/ssh AddSshR GET
 /config/repository/add/ssh/confirm/#SshData ConfirmSshR GET
+/config/repository/add/ssh/retry/#SshData RetrySshR GET
 /config/repository/add/ssh/make/git/#SshData MakeSshGitR GET
 /config/repository/add/ssh/make/rsync/#SshData MakeSshRsyncR GET
 /config/repository/add/cloud/rsync.net AddRsyncNetR GET

debian/changelog

@@ -6,6 +6,8 @@ git-annex (4.20130315) UNRELEASED; urgency=low
   * webapp: Display an alert when there are XMPP remotes, and a cloud
     transfer repository needs to be configured.
   * Add incrementalbackup repository group.
+  * webapp: Encourage user to install git-annex on a server when adding
+    a ssh server, rather than just funneling them through to rsync.
 
  -- Joey Hess <joeyh@debian.org>  Fri, 15 Mar 2013 00:10:07 -0400
 

templates/configurators/ssh/add.hamlet

@@ -20,12 +20,4 @@
         <div .form-actions>
           <button .btn .btn-primary type=submit onclick="$('#testmodal').modal('show');">
             Check this server
-<div .modal .fade #testmodal>
+^{sshTestModal}
-  <div .modal-header>
-    <h3>
-      Testing server ...
-  <div .modal-body>
-    <p>
-      Checking ssh connection to the server. This could take a minute.
-    <p>
-      You may be prompted for your password to log into the server.

templates/configurators/ssh/confirm.hamlet

@@ -2,22 +2,31 @@
   <h2>
     Ready to add remote server
   <div .row-fluid>
-    <div .span8>
+    <div .span9>
       <p>
         The server #{sshHostName sshdata} has been verified to be usable.
-      $if not (rsyncOnly sshdata)
+      <p>
-        <p>
+        You have two options for how to use the server:
-          You have two options for how to use the server:
+      <p>
-        <p>
+        $if not (rsyncOnly sshdata)
           <a .btn .btn-primary href="@{MakeSshGitR sshdata}" onclick="$('#setupmodal').modal('show');">
             Use a git repository on the server
+        $else
+          <a .btn .disabled .btn-warning href="@{RetrySshR sshdata}" onclick="$('#testmodal').modal('show');">
+            Use a git repository on the server (not available) #
+          <a .btn .btn-primary href="@{RetrySshR sshdata}" onclick="$('#testmodal').modal('show');">
+            Retry
           <br>
-          All your data will be uploaded to the server, including the full #
+          <i .icon-warning-sign></i> #
-          git repository. This is a great choice if you want to set up #
+          <i>
-          other devices to use the same server, or share the repository with #
+            The server needs git and git-annex installed to use this option.
-          others.
+        <br>
-        <p style="text-align: center">
+        All your data will be uploaded to the server, including the full #
-          -or-
+        git repository. This is a great choice if you want to set up #
+        other devices to use the same server, or share the repository with #
+        others.
+      <p style="text-align: center">
+        -or-
       <p>
         <a .btn .btn-primary href="@{MakeSshRsyncR sshdata}" onclick="$('#setupmodal').modal('show');">
           Use an encrypted rsync repository on the server
@@ -32,6 +41,7 @@
           <i .icon-info-sign></i> #
           A ssh key will be installed on the server, allowing git-annex to #
           access it securely without a password.
+^{sshTestModal}
 <div .modal .fade #setupmodal>
   <div .modal-header>
     <h3>

templates/configurators/ssh/testmodal.hamlet

@@ -0,0 +1,9 @@
+<div .modal .fade #testmodal>
+  <div .modal-header>
+    <h3>
+      Testing server ...
+  <div .modal-body>
+    <p>
+      Checking ssh connection to the server. This could take a minute.
+    <p>
+      You may be prompted for your password to log into the server.