diff --git a/ceph-ansible.spec.in b/ceph-ansible.spec.in
index fa436226e..e2ceb2ead 100644
--- a/ceph-ansible.spec.in
+++ b/ceph-ansible.spec.in
@@ -22,11 +22,9 @@ Requires: ansible >= 2.8
 %if 0%{?rhel} == 7
 BuildRequires: python2-devel
 Requires: python2-netaddr
-Requires: python2-notario >=  0.0.13
 %else
 BuildRequires: python3-devel
 Requires: python3-netaddr
-Requires: python3-notario >=  0.0.13
 %endif
 
 %description
diff --git a/plugins/actions/validate.py b/plugins/actions/validate.py
deleted file mode 100644
index 5debffe20..000000000
--- a/plugins/actions/validate.py
+++ /dev/null
@@ -1,318 +0,0 @@
-
-from ansible.plugins.action import ActionBase
-from distutils.version import LooseVersion
-from ansible.module_utils.six import string_types
-from ansible.errors import AnsibleUndefinedVariable
-
-try:
-    from __main__ import display
-except ImportError:
-    from ansible.utils.display import Display
-    display = Display()
-
-try:
-    import notario
-except ImportError:
-    msg = "The python-notario library is missing. Please install it on the node you are running ceph-ansible to continue."  # noqa E501
-    display.error(msg)
-    raise SystemExit(msg)
-
-if LooseVersion(notario.__version__) < LooseVersion("0.0.13"):
-    msg = "The python-notario libary has an incompatible version. Version >= 0.0.13 is needed, current version: %s" % notario.__version__
-    display.error(msg)
-    raise SystemExit(msg)
-
-from notario.exceptions import Invalid
-from notario.validators import types, chainable, iterables
-from notario.decorators import optional
-from notario.store import store as notario_store
-
-
-CEPH_RELEASES = ['jewel', 'kraken', 'luminous', 'mimic', 'nautilus', 'octopus']
-
-
-class ActionModule(ActionBase):
-
-    def run(self, tmp=None, task_vars=None):
-        # we must use vars, since task_vars will have un-processed variables
-        host_vars = self.expand_all_jinja2_templates(task_vars['vars'])
-        host = host_vars['ansible_hostname']
-        mode = self._task.args.get('mode', 'permissive')
-
-        self._supports_check_mode = False  # XXX ?
-        self._supports_async = True
-
-        result = {}
-        result['_ansible_verbose_always'] = True
-
-        try:
-            notario_store["groups"] = host_vars["groups"]
-            notario_store["ansible_distribution"] = host_vars["ansible_distribution"]
-            notario_store["containerized_deployment"] = host_vars["containerized_deployment"]  # noqa E501
-            notario.validate(host_vars, install_options, defined_keys=True)
-
-            if host_vars["ceph_origin"] == "repository" and not host_vars["containerized_deployment"]:
-                notario.validate(
-                    host_vars, ceph_origin_repository, defined_keys=True)
-
-                if host_vars["ceph_repository"] == "community":
-                    notario.validate(
-                        host_vars, ceph_repository_community, defined_keys=True)  # noqa E501
-
-                if host_vars["ceph_repository"] == "rhcs":
-                    notario.validate(
-                        host_vars, ceph_repository_rhcs, defined_keys=True)
-
-                if host_vars["ceph_repository"] == "dev":
-                    notario.validate(
-                        host_vars, ceph_repository_dev, defined_keys=True)
-
-                if host_vars["ceph_repository"] == "obs":
-                    notario.validate(
-                        host_vars, ceph_repository_obs, defined_keys=True)
-
-                if host_vars["ceph_repository"] == "custom":
-                    notario.validate(host_vars, ceph_repository_custom, defined_keys=True)
-
-            # store these values because one must be defined
-            # and the validation method
-            # will need access to all three through the store
-            notario_store["monitor_address"] = host_vars.get(
-                "monitor_address", None)
-            notario_store["monitor_address_block"] = host_vars.get(
-                "monitor_address_block", None)
-            notario_store["monitor_interface"] = host_vars.get(
-                "monitor_interface", None)
-
-            if host_vars["mon_group_name"] in host_vars["group_names"]:
-                notario.validate(host_vars, monitor_options, defined_keys=True)
-
-            notario_store["radosgw_address"] = host_vars.get(
-                "radosgw_address", None)
-            notario_store["radosgw_address_block"] = host_vars.get(
-                "radosgw_address_block", None)
-            notario_store["radosgw_interface"] = host_vars.get(
-                "radosgw_interface", None)
-
-            if host_vars["rgw_group_name"] in host_vars["group_names"]:
-                notario.validate(host_vars, rados_options, defined_keys=True)
-
-            # validate osd scenario setup
-            if host_vars["osd_group_name"] in host_vars["group_names"]:
-                notario.validate(host_vars, osd_options, defined_keys=True)
-                notario_store['osd_objectstore'] = host_vars["osd_objectstore"]
-                if not host_vars.get('osd_auto_discovery'):
-                    if host_vars.get("devices"):
-                        notario.validate(
-                            host_vars, lvm_batch_scenario, defined_keys=True)
-                    elif notario_store['osd_objectstore'] == 'filestore':
-                        notario.validate(
-                            host_vars, lvm_filestore_scenario, defined_keys=True)  # noqa E501
-                    elif notario_store['osd_objectstore'] == 'bluestore':
-                        notario.validate(
-                            host_vars, lvm_bluestore_scenario, defined_keys=True)  # noqa E501
-
-        except Invalid as error:
-            display.vvvv("Notario Failure: %s" % str(error))
-            msg = "[{}] Validation failed for variable: {}".format(
-                host, error.path[0])
-            display.error(msg)
-            reason = "[{}] Reason: {}".format(host, error.reason)
-            try:
-                if "schema is missing" not in str(error):
-                    for i in range(0, len(error.path)):
-                        if i == 0:
-                            given = "[{}] Given value for {}".format(
-                                    host, error.path[0])
-                        else:
-                            given = given + ": {}".format(error.path[i])
-                    if given:
-                        display.error(given)
-                else:
-                    given = ""
-                    reason = "[{}] Reason: {}".format(host, error.message)
-            except KeyError:
-                given = ""
-            display.error(reason)
-            result['failed'] = mode == 'strict'
-            result['msg'] = "\n".join([s for s in (msg, reason, given) if len(s) > 0])
-            result['stderr_lines'] = result['msg'].split('\n')
-
-
-        return result
-
-    def expand_all_jinja2_templates(self, variables):
-        for k, v in variables.items():
-            try:
-                if self._templar.is_template(v):
-                    variables[k] = self.expand_jinja2_template(v)
-            except AnsibleUndefinedVariable as e:
-                variables[k] = u"VARIABLE IS NOT DEFINED!"
-
-        return variables
-
-    def expand_jinja2_template(self, var):
-        expanded_var = self._templar.template(var, convert_bare=True,
-                                              fail_on_undefined=True)
-        if expanded_var == var:
-            if not isinstance(expanded_var, string_types):
-                raise AnsibleUndefinedVariable
-            expanded_var = self._templar.template("{{%s}}" % expanded_var,
-                                                  convert_bare=True,
-                                                  fail_on_undefined=True)
-        return expanded_var
-
-# Schemas
-
-
-def osd_objectstore_choices(value):
-    assert value in [
-        'bluestore', 'filestore'], "osd_objectstore must be either 'bluestore' or 'filestore'"  # noqa E501
-
-
-def ceph_origin_choices(value):
-    if not notario_store["containerized_deployment"]:
-        assert value in ['repository', 'distro',
-                         'local'], "ceph_origin must be either 'repository', 'distro' or 'local'"  # noqa E501
-
-
-def ceph_repository_choices(value):
-    msg = "ceph_repository must be either 'community', 'rhcs', 'dev', 'custom', 'uca' or 'obs'"
-    assert value in ['community', 'rhcs', 'dev', 'custom', 'uca', 'obs'], msg
-
-
-def ceph_repository_type_choices(value):
-    assert value in [
-        'cdn', 'iso'], "ceph_repository_type must be either 'cdn' or 'iso'"
-
-
-def validate_monitor_options(value):
-    """
-    Either monitor_address, monitor_address_block or monitor_interface must
-    be defined.
-    """
-    monitor_address_given = notario_store["monitor_address"] != "0.0.0.0"
-    monitor_address_block_given = notario_store["monitor_address_block"] != "subnet"  # noqa E501
-    monitor_interface_given = notario_store["monitor_interface"] != "interface"
-
-    msg = "Either monitor_address, monitor_address_block or monitor_interface must be provided"  # noqa E501
-
-    assert any([monitor_address_given, monitor_address_block_given,
-                monitor_interface_given]), msg
-
-
-def validate_dmcrypt_bool_value(value):
-    assert value in ["true", True, "false",
-                     False], "dmcrypt can be set to true/True or false/False (default)"
-
-
-def validate_osd_auto_discovery_bool_value(value):
-    assert value in ["true", True, "false",
-                     False], "osd_auto_discovery can be set to true/True or false/False (default)"
-
-
-def validate_objectstore(value):
-    assert value in [
-        "filestore", "bluestore"], "objectstore must be set to 'filestore' or 'bluestore'"  # noqa E501
-
-
-def validate_ceph_stable_release(value):
-    assert value in CEPH_RELEASES, "ceph_stable_release must be set to one of the following: %s" % ", ".join(  # noqa E501
-        CEPH_RELEASES)
-
-
-def validate_rados_options(value):
-    """
-    Either radosgw_interface, radosgw_address or radosgw_address_block must
-    be defined.
-    """
-    radosgw_address_given = notario_store["radosgw_address"] != "0.0.0.0"
-    radosgw_address_block_given = notario_store["radosgw_address_block"] != "subnet"
-    radosgw_interface_given = notario_store["radosgw_interface"] != "interface"
-
-    msg = "Either radosgw_address, radosgw_address_block or radosgw_interface must be provided"  # noqa E501
-
-    assert any([radosgw_address_given, radosgw_address_block_given,
-                radosgw_interface_given]), msg
-
-
-install_options = (
-    ("ceph_origin", ceph_origin_choices),
-    ("containerized_deployment", types.boolean),
-    ('osd_objectstore', osd_objectstore_choices),
-)
-
-ceph_origin_repository = ("ceph_repository", ceph_repository_choices)
-
-ceph_repository_community = (
-    ("ceph_mirror", types.string),
-    ("ceph_stable_key", types.string),
-    ("ceph_stable_release", validate_ceph_stable_release),
-    ("ceph_stable_repo", types.string),
-)
-
-ceph_repository_rhcs = (
-    ("ceph_repository_type", ceph_repository_type_choices),
-    ("ceph_rhcs_version", chainable.AnyIn(types.string, types.integer)),
-)
-
-ceph_repository_dev = (
-    ("ceph_dev_branch", types.string),
-    ("ceph_dev_sha1", types.string),
-)
-
-ceph_repository_obs = (
-    ("ansible_distribution", "openSUSE Leap"),
-    ("ceph_obs_repo", types.string),
-)
-
-ceph_repository_custom = (
-    ("ceph_custom_key", types.string),
-    ("ceph_custom_repo", types.string),
-)
-
-ceph_repository_uca = (
-    ("ceph_stable_openstack_release_uca", types.string),
-    ("ceph_stable_release_uca", types.string),
-    ("ceph_stable_repo_uca", types.string),
-)
-
-monitor_options = (
-    ("cluster_network", types.string),
-    ("fsid", types.string),
-    ("monitor_address", validate_monitor_options),
-    ("monitor_address_block", validate_monitor_options),
-    ("monitor_interface", validate_monitor_options),
-    ("public_network", types.string),
-)
-
-rados_options = (
-    ("radosgw_address", validate_rados_options),
-    ("radosgw_address_block", validate_rados_options),
-    ("radosgw_interface", validate_rados_options),
-)
-
-osd_options = (
-    (optional("dmcrypt"), validate_dmcrypt_bool_value),
-    (optional("osd_auto_discovery"), types.boolean),
-)
-
-lvm_batch_scenario = ("devices", iterables.AllItems(types.string))
-
-lvm_filestore_scenario = ("lvm_volumes", iterables.AllItems((
-    (optional('crush_device_class'), types.string),
-    ('data', types.string),
-    (optional('data_vg'), types.string),
-    ('journal', types.string),
-    (optional('journal_vg'), types.string),
-)))
-
-lvm_bluestore_scenario = ("lvm_volumes", iterables.AllItems((
-    (optional('crush_device_class'), types.string),
-    ('data', types.string),
-    (optional('data_vg'), types.string),
-    (optional('db'), types.string),
-    (optional('db_vg'), types.string),
-    (optional('wal'), types.string),
-    (optional('wal_vg'), types.string),
-)))
diff --git a/requirements.txt b/requirements.txt
index 60fa2b3b1..be1faebc3 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,3 @@
 # These are Python requirements needed to run ceph-ansible master
-notario>=0.0.13
 ansible>=2.8,<2.9
 netaddr
diff --git a/roles/ceph-validate/tasks/main.yml b/roles/ceph-validate/tasks/main.yml
index 2a3b7f466..58620e803 100644
--- a/roles/ceph-validate/tasks/main.yml
+++ b/roles/ceph-validate/tasks/main.yml
@@ -1,7 +1,89 @@
 ---
-- name: validate provided configuration
-  validate:
-    mode: strict
+- name: validate ceph_origin
+  fail:
+    msg: "ceph_origin must be either 'repository', 'distro' or 'local'"
+  when:
+    - not containerized_deployment | bool
+    - ceph_origin not in ['repository', 'distro', 'local']
+
+- name: validate ceph_repository
+  fail:
+    msg: "ceph_repository must be either 'community', 'rhcs', 'dev', 'custom' or 'uca'"
+  when:
+    - ceph_origin == 'repository'
+    - ceph_repository not in ['community', 'rhcs', 'dev', 'custom', 'uca']
+
+- name: validate ceph_repository_community
+  fail:
+    msg: "ceph_stable_release must be either 'nautilus' or 'octopus'"
+  when:
+    - ceph_origin == 'repository'
+    - ceph_repository == 'community'
+    - ceph_stable_release not in ['nautilus', 'octopus']
+
+- name: validate ceph_repository_type
+  fail:
+    msg: "ceph_repository_type must be either 'cdn' or 'iso'"
+  when:
+    - ceph_origin == 'repository'
+    - ceph_repository == 'rhcs'
+    - ceph_repository_type not in ['cdn', 'iso']
+
+- name: validate osd_objectstore
+  fail:
+    msg: "osd_objectstore must be either 'bluestore' or 'filestore'"
+  when: osd_objectstore not in ['bluestore', 'filestore']
+
+- name: validate monitor network configuration
+  fail:
+    msg: "Either monitor_address, monitor_address_block or monitor_interface must be provided"
+  when:
+    - mon_group_name in group_names
+    - monitor_address == '0.0.0.0'
+    - monitor_address_block == 'subnet'
+    - monitor_interface == 'interface'
+
+- name: validate radosgw network configuration
+  fail:
+    msg: "Either radosgw_address, radosgw_address_block or radosgw_interface must be provided"
+  when:
+    - rgw_group_name in group_names
+    - radosgw_address == '0.0.0.0'
+    - radosgw_address_block == 'subnet'
+    - radosgw_interface == 'interface'
+
+- name: validate osd nodes
+  when: osd_group_name in group_names
+  block:
+    - name: validate lvm osd scenario
+      fail:
+        msg: 'devices or lvm_volumes must be defined for lvm osd scenario'
+      when:
+        - not osd_auto_discovery | default(false) | bool
+        - devices is undefined
+        - lvm_volumes is undefined
+
+    - name: validate filestore lvm osd scenario
+      fail:
+        msg: 'data and journal keys must be defined in lvm_volumes'
+      when:
+        - osd_objectstore == 'filestore'
+        - not osd_auto_discovery | default(false) | bool
+        - lvm_volumes is defined
+        - lvm_volumes | length > 0
+        - item.data is undefined or item.journal is undefined
+      with_items: '{{ lvm_volumes }}'
+
+    - name: validate bluestore lvm osd scenario
+      fail:
+        msg: 'data key must be defined in lvm_volumes'
+      when:
+        - osd_objectstore == 'bluestore'
+        - not osd_auto_discovery | default(false) | bool
+        - lvm_volumes is defined
+        - lvm_volumes | length > 0
+        - item.data is undefined
+      with_items: '{{ lvm_volumes }}'
 
 - name: warning deprecation for fqdn configuration
   fail:
diff --git a/tests/requirements.txt b/tests/requirements.txt
index ade745990..ba3842b42 100644
--- a/tests/requirements.txt
+++ b/tests/requirements.txt
@@ -3,7 +3,6 @@ six==1.10.0
 testinfra>=3.0,<3.1
 pytest-xdist==1.28.0
 pytest>=4.4,<4.5
-notario>=0.0.13
 ansible>=2.8,<2.9
 Jinja2>=2.10
 netaddr