library: add ceph_authtool module

This adds the module `ceph_authtool`.

Signed-off-by: Guillaume Abrioux <gabrioux@ibm.com>

library/ceph_authtool.py

@@ -0,0 +1,137 @@
+from __future__ import absolute_import, division, print_function
+__metaclass__ = type
+
+from ansible.module_utils.basic import AnsibleModule
+try:
+    from ansible.module_utils.ca_common import container_exec, \
+                                               is_containerized, \
+                                               fatal
+except ImportError:
+    from module_utils.ca_common import container_exec, \
+                                       is_containerized, \
+                                       fatal
+import datetime
+import json
+import os
+import struct
+import time
+import base64
+import socket
+
+class KeyringExists(Exception):
+    pass
+
+def build_cmd(create_keyring=False,
+              gen_key=False,
+              add_key=False,
+              import_keyring=None,
+              caps={},
+              name=None,
+              path=None,
+              container_image=None,
+              **a):
+
+    auth_tool_binary: str = 'ceph-authtool'
+
+    if container_image:
+        c = container_exec(auth_tool_binary,
+                           container_image)
+    else:
+        c = [auth_tool_binary]
+
+
+    if name:
+        c.extend(['-n', name])
+    if create_keyring:
+        if os.path.exists(path):
+            raise KeyringExists
+        c.append('-C')
+    if gen_key:
+        c.append('-g')
+    if caps:
+        for k, v in caps.items():
+            c.extend(['--cap'] + [k] + [v])
+
+    c.append(path)
+
+    if import_keyring:
+        c.extend(['--import-keyring', import_keyring])
+
+    return c
+
+def run_module():
+    module_args = dict(
+        name=dict(type='str', required=False),
+        create_keyring=dict(type='bool', required=False, default=False),
+        gen_key=dict(type='bool', required=False, default=False),
+        add_key=dict(type='str', required=False, default=None),
+        import_keyring=dict(type='str', required=False, default=None),
+        caps=dict(type='dict', required=False, default=None),
+        path=dict(type='str', required=True)
+    )
+
+    module = AnsibleModule(
+        argument_spec=module_args,
+        supports_check_mode=True,
+        add_file_common_args=True,
+    )
+
+
+
+
+    cmd = []
+    changed = False
+
+    result = dict(
+        changed=changed,
+        stdout='',
+        stderr='',
+        rc=0,
+        start='',
+        end='',
+        delta='',
+    )
+
+    if module.check_mode:
+        module.exit_json(**result)
+
+    startd = datetime.datetime.now()
+
+    # will return either the image name or None
+    container_image = is_containerized()
+    try:
+        cmd = build_cmd(**module.params, container_image=container_image)
+    except KeyringExists:
+        rc = 0
+        out = f"{module.params['path']} already exists. Skipping"
+        err = ""
+    else:
+        rc, out, err = module.run_command(cmd)
+        if rc == 0:
+            changed = True
+
+    endd = datetime.datetime.now()
+    delta = endd - startd
+
+    result = dict(
+        cmd=cmd,
+        start=str(startd),
+        end=str(endd),
+        delta=str(delta),
+        rc=rc,
+        stdout=out.rstrip("\r\n"),
+        stderr=err.rstrip("\r\n"),
+        changed=changed,
+    )
+    if rc != 0:
+        module.fail_json(msg='non-zero return code', **result)
+
+    #file_args = module.load_file_common_arguments(module.params)
+    #module.set_fs_attributes_if_different(file_args, False)
+    module.exit_json(**result)
+
+def main():
+    run_module()
+
+if __name__ == '__main__':
+    main()