add toggle to controle inventory parse as error (#28729)

* add toggle to controle inventory parse as error

also rearranged new inventory options into it's own ini section

* updated with inventory features

also minor fixes/consolidation on deprecated/removed modules

* tweaked settings

CHANGELOG.md

@@ -48,27 +48,25 @@ Ansible Changes By Release
   module is deprecated and slated to go away in 2.8.  The functionality has been
   moved to `ansible.utils.unsafe_proxy` to avoid a circular import.
 
-#### Deprecated Modules:
-* ec2_facts (removed in 2.7), replaced by ec2_metadata_facts
-* cs_nic (removed in 2.7), replaced by cs_instance_nic_secondaryip, also see new module cs_instance_nic for managing nics
-* panos_address (use M(panos_object) instead)
-* panos_service (use M(panos_object) instead)
-* panos_security_policy: In 2.4 use M(panos_security_rule) instead.
-* panos_nat_policy, In 2.4 use M(panos_nat_rule) instead.
-* s3 (removed in 2.7), replaced by aws_s3
+#### Deprecated Modules (to be removed in 2.8):
+* ec2_facts: replaced by ec2_metadata_facts
+* cs_nic: replaced by cs_instance_nic_secondaryip, also see new module cs_instance_nic for managing nics
+* panos_address: use M(panos_object) instead
+* panos_service: use M(panos_object) instead
+* panos_security_policy: use M(panos_security_rule) instead
+* panos_nat_policy: use M(panos_nat_rule) instead
+* s3: replaced by aws_s3
+* ec2_remote_facts: replaced by 
 
-#### Removed Deprecated Modules:
-* eos_template (use eos_config instead)
-* ios_template (use ios_config instead)
-* iosxr_template (use iosxr_config instead)
-* junos_template (use junos_config instead)
-* nxos_template (use nxos_config instead)
-* ops_template (use ops_config instead)
+#### Removed Modules (previouslly deprecated):
+* eos_template: use eos_config instead
+* ios_template: use ios_config instead
+* iosxr_template: use iosxr_config instead
+* junos_template: use junos_config instead
+* nxos_template: use nxos_config instead
+* ops_template: use ops_config instead
 * openswitch
 
-* Modules (scheduled for removal in 2.6)
-
-  * ec2_remote_facts
 
 ### Minor Changes
 * Removed previously deprecated config option `hostfile` and env var `ANSIBLE_HOSTS`
@@ -124,6 +122,11 @@ Ansible Changes By Release
 * datetime filter updated to use default format of datetime.datetime (ISO8601)
 * The junit plugin now has an option to report a junit test failure on changes for idempotent testing.
 * New 'diff' keyword allows setting diff mode on playbook objects, overriding command line option and config.
+* New config settings for inventory to:
+	- control inventory plugins used
+    - extensions of files to ignore when using inventory directory
+	- patterns of flies to ignore when using inventory directory
+	- option to toggle failed inventory source parsing between an error or a warning
 
 #### New Callbacks:
 - full_skip

examples/ansible.cfg

@@ -72,9 +72,6 @@
 # enable callback plugins, they can output to stdout but cannot be 'stdout' type.
 #callback_whitelist = timer, mail
 
-# enable inventory plugins, default: 'host_list', 'script', 'yaml', 'ini'
-#inventory_enabled = host_list, virtualbox, yaml, constructed
-
 # Determine whether includes in tasks and handlers are "static" by
 # default. As of 2.0, includes are dynamic by default. Setting these
 # values to True will make includes behave more like they did in the
@@ -313,6 +310,19 @@
 # set default errors for all plays
 #any_errors_fatal = False
 
+[inventory]
+# enable inventory plugins, default: 'host_list', 'script', 'yaml', 'ini'
+#enabled_plugins = host_list, virtualbox, yaml, constructed
+
+# ignore these extensions when parsing a directory as inventory source
+#ignore_extensions = '.pyc', '.pyo', '.swp', '.bak', '~', '.rpm', '.md', '.txt', '~', '.orig', '.ini', '.cfg', '.retry'
+
+# ignore files matching these patterns when parsing a directory as inventory source
+#ignore_patterns=
+
+# If 'true' unparsed inventory sources become fatal errors, they are warnings otherwise.
+#unparsed_is_failed=False
+
 [privilege_escalation]
 #become=True
 #become_method=sudo

lib/ansible/config/base.yml

@@ -1180,31 +1180,36 @@ HOST_KEY_CHECKING:
   ini:
   - {key: host_key_checking, section: defaults}
   type: boolean
-  yaml: {key: defaults.host_key_checking}
 INVENTORY_ENABLED:
-  default: [host_list, script, yaml, ini]
+  default: ['host_list', 'script', 'yaml', 'ini']
   description: List of enabled inventory plugins, it also determines the order in which they are used.
   env: [{name: ANSIBLE_INVENTORY_ENABLED}]
   ini:
-  - {key: inventory_enabled, section: defaults}
+  - {key: enable_plugins, section: inventory}
   type: list
-  yaml: {key: inventory.enabled_plugins}
 INVENTORY_IGNORE_EXTS:
   default: eval(BLACKLIST_EXTS + ( '~', '.orig', '.ini', '.cfg', '.retry'))
   description: List of extensions to ignore when using a directory as an inventory source
   env: [{name: ANSIBLE_INVENTORY_IGNORE}]
   ini:
   - {key: inventory_ignore_extensions, section: defaults}
+  - {key: ignore_extensions, section: inventory}
   type: list
-  yaml: {key: inventory.ignore_extensions}
 INVENTORY_IGNORE_PATTERNS:
   default: []
   description: List of patterns to ignore when using a directory as an inventory source
   env: [{name: ANSIBLE_INVENTORY_IGNORE_REGEX}]
   ini:
   - {key: inventory_ignore_patterns, section: defaults}
+  - {key: ignore_patterns, section: inventory}
   type: list
-  yaml: {key: inventory.ignore_patterns}
+INVENTORY_UNPARSED_IS_FAILED:
+  default: False
+  description: If 'true' unparsed inventory sources become fatal errors, they are warnings otherwise.
+  env: [{name: ANSIBLE_INVENTORY_UNPARSED_FAILED}]
+  ini:
+  - {key: unparsed_is_failed, section: inventory}
+  type: boolean
 MAX_FILE_SIZE_FOR_DIFF:
   default: 104448
   description: Maximum size of files to be considered for diff display

lib/ansible/inventory/manager.py

@@ -267,6 +267,14 @@ class InventoryManager(object):
             else:
                 if not parsed and failures:
                     # only if no plugin processed files should we show errors.
+                    if C.INVENTORY_UNPARSED_IS_FAILED:
+                        msg = "Could not parse inventory source %s with availabel plugins:\n" % source
+                        for fail in failures:
+                            msg += 'Plugin %s failed: %s\n' % (fail['plugin'], to_native(fail['exc']))
+                            if display.verbosity >= 3:
+                                msg += "%s\n" % fail['exc'].tb
+                        raise AnsibleParserError(msg)
+                    else:
                         for fail in failures:
                             display.warning('\n* Failed to parse %s with %s plugin: %s' % (to_native(fail['src']), fail['plugin'], to_native(fail['exc'])))
                             display.vvv(fail['exc'].tb)