Detect SFTP disablement in paramiko + changelog updates

CHANGELOG.md

@@ -6,6 +6,14 @@ Ansible Changes By Release
 * I can barely see the roadmap from the heat coming off of it.
 
 * login_unix_socket option for mysql user and database modules (see PR #781 for doc notes)
+* new modules -- pip, easy_install, apt_repository, supervisorctl
+* ansible --version will now give branch/SHA information if running from git
+* error handling for setup module when SELinux is in a weird state
+* misc yum module fixes
+* better sudo permissions when encountering different umasks
+* YAML syntax errors detected and show where the problem is
+* better changed=True/False detection in user module on older Linux distros
+* when using paramiko and SFTP is not accessible, do not traceback, but return a nice human readable msg
 
 0.6 "Cabo" -- August 6, 2012
 

lib/ansible/runner/connection/paramiko_ssh.py

@@ -122,7 +122,10 @@ class ParamikoConnection(object):
         ''' transfer a file from local to remote '''
         if not os.path.exists(in_path):
             raise errors.AnsibleFileNotFound("file or module does not exist: %s" % in_path)
-        sftp = self.ssh.open_sftp()
+        try:
+            sftp = self.ssh.open_sftp()
+        except:
+            raise errors.AnsibleError("failed to open a SFTP connection")
         try:
             sftp.put(in_path, out_path)
         except IOError:
@@ -131,7 +134,10 @@ class ParamikoConnection(object):
 
     def fetch_file(self, in_path, out_path):
         ''' save a remote file to the specified path '''
-        sftp = self.ssh.open_sftp()
+        try:
+            sftp = self.ssh.open_sftp()
+        except:
+            raise errors.AnsibleError("failed to open a SFTP connection")
         try:
             sftp.get(in_path, out_path)
         except IOError: