Add support for running pytest tests with ssh password.

Currently, running pytest requires that ssh uses key exchange. These
change allows the use of ssh with password to connect to the host.

tests/README.md

@@ -29,6 +29,14 @@ environment variable. For example:
 ANSIBLE_REMOTE_USER=root IPA_SERVER_HOST=<ipaserver_host_or_ip> pytest
 ```
 
+If you want to use ssh with password, you must set `IPA_SSH_PASSWORD`
+environment variable. For example:
+
+```
+IPA_SSH_PASSWORD=<ipaserver_ssh_password> IPA_SERVER_HOST=<ipaserver_host_or_ip> pytest
+```
+
+
 To run a single test use the full path with the following format:
 
 ```
@@ -99,5 +107,3 @@ See [Running the tests](#running-the-tests) section for more information on avai
 
 * A script to pre-config the complete test environment using virsh.
 * A test matrix to run tests against different distros in parallel (probably using tox).
-* Allow to connect to `ipaserver` using ssh and password.
-

tests/test_playbook_runs.py

@@ -19,6 +19,10 @@ def is_docker_env():
     return True
 
 
+def get_ssh_password():
+    return os.getenv("IPA_SSH_PASSWORD")
+
+
 def get_server_host():
     return os.getenv("IPA_SERVER_HOST")
 
@@ -33,6 +37,10 @@ def get_inventory_content():
     if is_docker_env():
         ipa_server_host += " ansible_connection=docker"
 
+    sshpass = get_ssh_password()
+    if sshpass:
+        ipa_server_host += " ansible_ssh_pass=%s" % sshpass
+
     lines = [
         "[ipaserver]",
         ipa_server_host,