Pegs python 2 version, removes unused imports, fixes sudden ssh dir with bad perms, generates key for sudo user as well in tests

.ci/azure-pipelines.yml

@@ -13,10 +13,10 @@ jobs:
   strategy:
     matrix:
       Mito27_27:
-        python.version: '2.7'
+        python.version: '2.7.18'
         MODE: mitogen
       Ans288_27:
-        python.version: '2.7'
+        python.version: '2.7.18'
         MODE: localhost_ansible
         VER: 2.8.8
 

.ci/localhost_ansible_tests.py

@@ -1,9 +1,7 @@
 #!/usr/bin/env python
 # Run tests/ansible/all.yml under Ansible and Ansible-Mitogen
 
-import glob
 import os
-import shutil
 import sys
 
 import ci_lib
@@ -31,16 +29,17 @@ with ci_lib.Fold('job_setup'):
 
 
 with ci_lib.Fold('machine_prep'):
-    ssh_dir = os.path.expanduser('~/.ssh')
-    if not os.path.exists(ssh_dir):
-        os.makedirs(ssh_dir, int('0700', 8))
-
-    key_path = os.path.expanduser('~/.ssh/id_rsa')
-    shutil.copy(KEY_PATH, key_path)
-
-    auth_path = os.path.expanduser('~/.ssh/authorized_keys')
-    os.system('ssh-keygen -y -f %s >> %s' % (key_path, auth_path))
-    os.chmod(auth_path, int('0600', 8))
+    # generate a new ssh key for localhost ssh
+    os.system("ssh-keygen -P '' -m pem -f ~/.ssh/id_rsa")
+    os.system("cat ~/.ssh/id_rsa.pub >> ~/.ssh/authorized_keys")
+    # also generate it for the sudo user
+    os.system("sudo ssh-keygen -P '' -m pem -f /var/root/.ssh/id_rsa")
+    os.system("sudo cat /var/root/.ssh/id_rsa.pub | sudo tee -a /var/root/.ssh/authorized_keys")
+    os.chmod(os.path.expanduser('~/.ssh'), int('0700', 8))
+    os.chmod(os.path.expanduser('~/.ssh/authorized_keys'), int('0600', 8))
+    # run chmod through sudo since it's owned by root
+    os.system('sudo chmod 600 /var/root/.ssh')
+    os.system('sudo chmod 600 /var/root/.ssh/authorized_keys')
 
     if os.path.expanduser('~mitogen__user1') == '~mitogen__user1':
         os.chdir(IMAGE_PREP_DIR)

README.md

@@ -1,4 +1,3 @@
-
 # Mitogen
 
 <!-- [![Build Status](https://travis-ci.org/dw/mitogen.png?branch=master)](https://travis-ci.org/dw/mitogen}) -->