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ietf-netconf@2011-06-01



  module ietf-netconf {

    yang-version 1;

    namespace
      "urn:ietf:params:xml:ns:netconf:base:1.0";

    prefix nc;

    import ietf-inet-types {
      prefix inet;
    }
    import ietf-netconf-acm {
      prefix nacm;
    }

    organization
      "IETF NETCONF (Network Configuration) Working Group";

    contact
      "WG Web:   <http://tools.ietf.org/wg/netconf/>
     WG List:  <netconf@ietf.org>

     WG Chair: Bert Wijnen
               <bertietf@bwijnen.net>

     WG Chair: Mehmet Ersue
               <mehmet.ersue@nsn.com>

     Editor:   Martin Bjorklund
               <mbj@tail-f.com>

     Editor:   Juergen Schoenwaelder
               <j.schoenwaelder@jacobs-university.de>

     Editor:   Andy Bierman
               <andy.bierman@brocade.com>";

    description
      "NETCONF Protocol Data Types and Protocol Operations.

     Copyright (c) 2011 IETF Trust and the persons identified as
     the document authors.  All rights reserved.

     Redistribution and use in source and binary forms, with or
     without modification, is permitted pursuant to, and subject
     to the license terms contained in, the Simplified BSD License
     set forth in Section 4.c of the IETF Trust's Legal Provisions
     Relating to IETF Documents
     (http://trustee.ietf.org/license-info).

     This version of this YANG module is part of RFC 6241; see
     the RFC itself for full legal notices.";

    revision "2011-06-01" {
      description
        "Initial revision;
       2013-09-29: Updated to include NACM attributes, 
       as specified in RFC 6536: sec 3.2.5 and 3.2.8";
      reference
        "RFC 6241: Network Configuration Protocol";

    }


    extension get-filter-element-attributes {
      description
        "If this extension is present within an 'anyxml'
       statement named 'filter', which must be conceptually
       defined within the RPC input section for the <get>
       and <get-config> protocol operations, then the
       following unqualified XML attribute is supported
       within the <filter> element, within a <get> or
       <get-config> protocol operation:

         type : optional attribute with allowed
                value strings 'subtree' and 'xpath'.
                If missing, the default value is 'subtree'.

       If the 'xpath' feature is supported, then the
       following unqualified XML attribute is
       also supported:

         select: optional attribute containing a
                 string representing an XPath expression.
                 The 'type' attribute must be equal to 'xpath'
                 if this attribute is present.";
    }

    feature writable-running {
      description
        "NETCONF :writable-running capability;
       If the server advertises the :writable-running
       capability for a session, then this feature must
       also be enabled for that session.  Otherwise,
       this feature must not be enabled.";
      reference
        "RFC 6241, Section 8.2";

    }

    feature candidate {
      description
        "NETCONF :candidate capability;
       If the server advertises the :candidate
       capability for a session, then this feature must
       also be enabled for that session.  Otherwise,
       this feature must not be enabled.";
      reference
        "RFC 6241, Section 8.3";

    }

    feature confirmed-commit {
      if-feature candidate;
      description
        "NETCONF :confirmed-commit:1.1 capability;
       If the server advertises the :confirmed-commit:1.1
       capability for a session, then this feature must
       also be enabled for that session.  Otherwise,
       this feature must not be enabled.";
      reference
        "RFC 6241, Section 8.4";

    }

    feature rollback-on-error {
      description
        "NETCONF :rollback-on-error capability;
       If the server advertises the :rollback-on-error
       capability for a session, then this feature must
       also be enabled for that session.  Otherwise,
       this feature must not be enabled.";
      reference
        "RFC 6241, Section 8.5";

    }

    feature validate {
      description
        "NETCONF :validate:1.1 capability;
       If the server advertises the :validate:1.1
       capability for a session, then this feature must
       also be enabled for that session.  Otherwise,
       this feature must not be enabled.";
      reference
        "RFC 6241, Section 8.6";

    }

    feature startup {
      description
        "NETCONF :startup capability;
       If the server advertises the :startup
       capability for a session, then this feature must
       also be enabled for that session.  Otherwise,
       this feature must not be enabled.";
      reference
        "RFC 6241, Section 8.7";

    }

    feature url {
      description
        "NETCONF :url capability;
       If the server advertises the :url
       capability for a session, then this feature must
       also be enabled for that session.  Otherwise,
       this feature must not be enabled.";
      reference
        "RFC 6241, Section 8.8";

    }

    feature xpath {
      description
        "NETCONF :xpath capability;
       If the server advertises the :xpath
       capability for a session, then this feature must
       also be enabled for that session.  Otherwise,
       this feature must not be enabled.";
      reference
        "RFC 6241, Section 8.9";

    }

    typedef session-id-type {
      type uint32 {
        range "1..max";
      }
      description "NETCONF Session Id";
    }

    typedef session-id-or-zero-type {
      type uint32;
      description
        "NETCONF Session Id or Zero to indicate none";
    }

    typedef error-tag-type {
      type enumeration {
        enum "in-use" {
          value 0;
          description
            "The request requires a resource that
            already is in use.";
        }
        enum "invalid-value" {
          value 1;
          description
            "The request specifies an unacceptable value for one
            or more parameters.";
        }
        enum "too-big" {
          value 2;
          description
            "The request or response (that would be generated) is
            too large for the implementation to handle.";
        }
        enum "missing-attribute" {
          value 3;
          description
            "An expected attribute is missing.";
        }
        enum "bad-attribute" {
          value 4;
          description
            "An attribute value is not correct; e.g., wrong type,
            out of range, pattern mismatch.";
        }
        enum "unknown-attribute" {
          value 5;
          description
            "An unexpected attribute is present.";
        }
        enum "missing-element" {
          value 6;
          description
            "An expected element is missing.";
        }
        enum "bad-element" {
          value 7;
          description
            "An element value is not correct; e.g., wrong type,
            out of range, pattern mismatch.";
        }
        enum "unknown-element" {
          value 8;
          description
            "An unexpected element is present.";
        }
        enum "unknown-namespace" {
          value 9;
          description
            "An unexpected namespace is present.";
        }
        enum "access-denied" {
          value 10;
          description
            "Access to the requested protocol operation or
            data model is denied because authorization failed.";
        }
        enum "lock-denied" {
          value 11;
          description
            "Access to the requested lock is denied because the
            lock is currently held by another entity.";
        }
        enum "resource-denied" {
          value 12;
          description
            "Request could not be completed because of
            insufficient resources.";
        }
        enum "rollback-failed" {
          value 13;
          description
            "Request to roll back some configuration change (via
            rollback-on-error or <discard-changes> operations)
            was not completed for some reason.";
        }
        enum "data-exists" {
          value 14;
          description
            "Request could not be completed because the relevant
            data model content already exists.  For example,
            a 'create' operation was attempted on data that
            already exists.";
        }
        enum "data-missing" {
          value 15;
          description
            "Request could not be completed because the relevant
            data model content does not exist.  For example,
            a 'delete' operation was attempted on
            data that does not exist.";
        }
        enum "operation-not-supported" {
          value 16;
          description
            "Request could not be completed because the requested
            operation is not supported by this implementation.";
        }
        enum "operation-failed" {
          value 17;
          description
            "Request could not be completed because the requested
            operation failed for some reason not covered by
            any other error condition.";
        }
        enum "partial-operation" {
          value 18;
          description
            "This error-tag is obsolete, and SHOULD NOT be sent
            by servers conforming to this document.";
        }
        enum "malformed-message" {
          value 19;
          description
            "A message could not be handled because it failed to
            be parsed correctly.  For example, the message is not
            well-formed XML or it uses an invalid character set.";
        }
      }
      description "NETCONF Error Tag";
      reference
        "RFC 6241, Appendix A";

    }

    typedef error-severity-type {
      type enumeration {
        enum "error" {
          value 0;
          description "Error severity";
        }
        enum "warning" {
          value 1;
          description "Warning severity";
        }
      }
      description "NETCONF Error Severity";
      reference
        "RFC 6241, Section 4.3";

    }

    typedef edit-operation-type {
      type enumeration {
        enum "merge" {
          value 0;
          description
            "The configuration data identified by the
           element containing this attribute is merged
           with the configuration at the corresponding
           level in the configuration datastore identified
           by the target parameter.";
        }
        enum "replace" {
          value 1;
          description
            "The configuration data identified by the element
           containing this attribute replaces any related
           configuration in the configuration datastore
           identified by the target parameter.  If no such
           configuration data exists in the configuration
           datastore, it is created.  Unlike a
           <copy-config> operation, which replaces the
           entire target configuration, only the configuration
           actually present in the config parameter is affected.";
        }
        enum "create" {
          value 2;
          description
            "The configuration data identified by the element
           containing this attribute is added to the
           configuration if and only if the configuration
           data does not already exist in the configuration
           datastore.  If the configuration data exists, an
           <rpc-error> element is returned with an
           <error-tag> value of 'data-exists'.";
        }
        enum "delete" {
          value 3;
          description
            "The configuration data identified by the element
           containing this attribute is deleted from the
           configuration if and only if the configuration
           data currently exists in the configuration
           datastore.  If the configuration data does not
           exist, an <rpc-error> element is returned with
           an <error-tag> value of 'data-missing'.";
        }
        enum "remove" {
          value 4;
          description
            "The configuration data identified by the element
           containing this attribute is deleted from the
           configuration if the configuration
           data currently exists in the configuration
           datastore.  If the configuration data does not
           exist, the 'remove' operation is silently ignored
           by the server.";
        }
      }
      default "merge";
      description
        "NETCONF 'operation' attribute values";
      reference
        "RFC 6241, Section 7.2";

    }

    rpc get-config {
      description
        "Retrieve all or part of a specified configuration.";
      reference
        "RFC 6241, Section 7.1";

      input {
        container source {
          description
            "Particular configuration to retrieve.";
          choice config-source {
            mandatory true;
            description
              "The configuration to retrieve.";
            leaf candidate {
              if-feature candidate;
              type empty;
              description
                "The candidate configuration is the config source.";
            }
            leaf running {
              type empty;
              description
                "The running configuration is the config source.";
            }
            leaf startup {
              if-feature startup;
              type empty;
              description
                "The startup configuration is the config source.
               This is optional-to-implement on the server because
               not all servers will support filtering for this
               datastore.";
            }
          }  // choice config-source
        }  // container source

        anyxml filter {
          nc:get-filter-element-attributes;
          description
            "Subtree or XPath filter to use.";
        }
      }

      output {
        anyxml data {
          description
            "Copy of the source datastore subset that matched
           the filter criteria (if any).  An empty data container
           indicates that the request did not produce any results.";
        }
      }
    }  // rpc get-config

    rpc edit-config {
      description
        "The <edit-config> operation loads all or part of a specified
       configuration to the specified target configuration.";
      reference
        "RFC 6241, Section 7.2";

      input {
        container target {
          description
            "Particular configuration to edit.";
          choice config-target {
            mandatory true;
            description
              "The configuration target.";
            leaf candidate {
              if-feature candidate;
              type empty;
              description
                "The candidate configuration is the config target.";
            }
            leaf running {
              if-feature writable-running;
              type empty;
              description
                "The running configuration is the config source.";
            }
          }  // choice config-target
        }  // container target

        leaf default-operation {
          type enumeration {
            enum "merge" {
              value 0;
              description
                "The default operation is merge.";
            }
            enum "replace" {
              value 1;
              description
                "The default operation is replace.";
            }
            enum "none" {
              value 2;
              description
                "There is no default operation.";
            }
          }
          default "merge";
          description
            "The default operation to use.";
        }

        leaf test-option {
          if-feature validate;
          type enumeration {
            enum "test-then-set" {
              value 0;
              description
                "The server will test and then set if no errors.";
            }
            enum "set" {
              value 1;
              description
                "The server will set without a test first.";
            }
            enum "test-only" {
              value 2;
              description
                "The server will only test and not set, even
               if there are no errors.";
            }
          }
          default "test-then-set";
          description
            "The test option to use.";
        }

        leaf error-option {
          type enumeration {
            enum "stop-on-error" {
              value 0;
              description
                "The server will stop on errors.";
            }
            enum "continue-on-error" {
              value 1;
              description
                "The server may continue on errors.";
            }
            enum "rollback-on-error" {
              value 2;
              description
                "The server will roll back on errors.
               This value can only be used if the 'rollback-on-error'
               feature is supported.";
            }
          }
          default "stop-on-error";
          description
            "The error option to use.";
        }

        choice edit-content {
          mandatory true;
          description
            "The content for the edit operation.";
          anyxml config {
            description
              "Inline Config content.";
          }
          leaf url {
            if-feature url;
            type inet:uri;
            description
              "URL-based config content.";
          }
        }  // choice edit-content
      }
    }  // rpc edit-config

    rpc copy-config {
      description
        "Create or replace an entire configuration datastore with the
       contents of another complete configuration datastore.";
      reference
        "RFC 6241, Section 7.3";

      input {
        container target {
          description
            "Particular configuration to copy to.";
          choice config-target {
            mandatory true;
            description
              "The configuration target of the copy operation.";
            leaf candidate {
              if-feature candidate;
              type empty;
              description
                "The candidate configuration is the config target.";
            }
            leaf running {
              if-feature writable-running;
              type empty;
              description
                "The running configuration is the config target.
               This is optional-to-implement on the server.";
            }
            leaf startup {
              if-feature startup;
              type empty;
              description
                "The startup configuration is the config target.";
            }
            leaf url {
              if-feature url;
              type inet:uri;
              description
                "The URL-based configuration is the config target.";
            }
          }  // choice config-target
        }  // container target

        container source {
          description
            "Particular configuration to copy from.";
          choice config-source {
            mandatory true;
            description
              "The configuration source for the copy operation.";
            leaf candidate {
              if-feature candidate;
              type empty;
              description
                "The candidate configuration is the config source.";
            }
            leaf running {
              type empty;
              description
                "The running configuration is the config source.";
            }
            leaf startup {
              if-feature startup;
              type empty;
              description
                "The startup configuration is the config source.";
            }
            leaf url {
              if-feature url;
              type inet:uri;
              description
                "The URL-based configuration is the config source.";
            }
            anyxml config {
              description
                "Inline Config content: <config> element.  Represents
               an entire configuration datastore, not
               a subset of the running datastore.";
            }
          }  // choice config-source
        }  // container source
      }
    }  // rpc copy-config

    rpc delete-config {
      nacm:default-deny-all;
      description
        "Delete a configuration datastore.";
      reference
        "RFC 6241, Section 7.4";

      input {
        container target {
          description
            "Particular configuration to delete.";
          choice config-target {
            mandatory true;
            description
              "The configuration target to delete.";
            leaf startup {
              if-feature startup;
              type empty;
              description
                "The startup configuration is the config target.";
            }
            leaf url {
              if-feature url;
              type inet:uri;
              description
                "The URL-based configuration is the config target.";
            }
          }  // choice config-target
        }  // container target
      }
    }  // rpc delete-config

    rpc lock {
      description
        "The lock operation allows the client to lock the configuration
       system of a device.";
      reference
        "RFC 6241, Section 7.5";

      input {
        container target {
          description
            "Particular configuration to lock.";
          choice config-target {
            mandatory true;
            description
              "The configuration target to lock.";
            leaf candidate {
              if-feature candidate;
              type empty;
              description
                "The candidate configuration is the config target.";
            }
            leaf running {
              type empty;
              description
                "The running configuration is the config target.";
            }
            leaf startup {
              if-feature startup;
              type empty;
              description
                "The startup configuration is the config target.";
            }
          }  // choice config-target
        }  // container target
      }
    }  // rpc lock

    rpc unlock {
      description
        "The unlock operation is used to release a configuration lock,
       previously obtained with the 'lock' operation.";
      reference
        "RFC 6241, Section 7.6";

      input {
        container target {
          description
            "Particular configuration to unlock.";
          choice config-target {
            mandatory true;
            description
              "The configuration target to unlock.";
            leaf candidate {
              if-feature candidate;
              type empty;
              description
                "The candidate configuration is the config target.";
            }
            leaf running {
              type empty;
              description
                "The running configuration is the config target.";
            }
            leaf startup {
              if-feature startup;
              type empty;
              description
                "The startup configuration is the config target.";
            }
          }  // choice config-target
        }  // container target
      }
    }  // rpc unlock

    rpc get {
      description
        "Retrieve running configuration and device state information.";
      reference
        "RFC 6241, Section 7.7";

      input {
        anyxml filter {
          nc:get-filter-element-attributes;
          description
            "This parameter specifies the portion of the system
           configuration and state data to retrieve.";
        }
      }

      output {
        anyxml data {
          description
            "Copy of the running datastore subset and/or state
           data that matched the filter criteria (if any).
           An empty data container indicates that the request did not
           produce any results.";
        }
      }
    }  // rpc get

    rpc close-session {
      description
        "Request graceful termination of a NETCONF session.";
      reference
        "RFC 6241, Section 7.8";

    }  // rpc close-session

    rpc kill-session {
      nacm:default-deny-all;
      description
        "Force the termination of a NETCONF session.";
      reference
        "RFC 6241, Section 7.9";

      input {
        leaf session-id {
          type session-id-type;
          mandatory true;
          description
            "Particular session to kill.";
        }
      }
    }  // rpc kill-session

    rpc commit {
      if-feature candidate;
      description
        "Commit the candidate configuration as the device's new
       current configuration.";
      reference
        "RFC 6241, Section 8.3.4.1";

      input {
        leaf confirmed {
          if-feature confirmed-commit;
          type empty;
          description
            "Requests a confirmed commit.";
          reference
            "RFC 6241, Section 8.3.4.1";

        }

        leaf confirm-timeout {
          if-feature confirmed-commit;
          type uint32 {
            range "1..max";
          }
          units "seconds";
          default "600";
          description
            "The timeout interval for a confirmed commit.";
          reference
            "RFC 6241, Section 8.3.4.1";

        }

        leaf persist {
          if-feature confirmed-commit;
          type string;
          description
            "This parameter is used to make a confirmed commit
           persistent.  A persistent confirmed commit is not aborted
           if the NETCONF session terminates.  The only way to abort
           a persistent confirmed commit is to let the timer expire,
           or to use the <cancel-commit> operation.

           The value of this parameter is a token that must be given
           in the 'persist-id' parameter of <commit> or
           <cancel-commit> operations in order to confirm or cancel
           the persistent confirmed commit.

           The token should be a random string.";
          reference
            "RFC 6241, Section 8.3.4.1";

        }

        leaf persist-id {
          if-feature confirmed-commit;
          type string;
          description
            "This parameter is given in order to commit a persistent
           confirmed commit.  The value must be equal to the value
           given in the 'persist' parameter to the <commit> operation.
           If it does not match, the operation fails with an
          'invalid-value' error.";
          reference
            "RFC 6241, Section 8.3.4.1";

        }
      }
    }  // rpc commit

    rpc discard-changes {
      if-feature candidate;
      description
        "Revert the candidate configuration to the current
       running configuration.";
      reference
        "RFC 6241, Section 8.3.4.2";

    }  // rpc discard-changes

    rpc cancel-commit {
      if-feature confirmed-commit;
      description
        "This operation is used to cancel an ongoing confirmed commit.
       If the confirmed commit is persistent, the parameter
       'persist-id' must be given, and it must match the value of the
       'persist' parameter.";
      reference
        "RFC 6241, Section 8.4.4.1";

      input {
        leaf persist-id {
          type string;
          description
            "This parameter is given in order to cancel a persistent
           confirmed commit.  The value must be equal to the value
           given in the 'persist' parameter to the <commit> operation.
           If it does not match, the operation fails with an
          'invalid-value' error.";
        }
      }
    }  // rpc cancel-commit

    rpc validate {
      if-feature validate;
      description
        "Validates the contents of the specified configuration.";
      reference
        "RFC 6241, Section 8.6.4.1";

      input {
        container source {
          description
            "Particular configuration to validate.";
          choice config-source {
            mandatory true;
            description
              "The configuration source to validate.";
            leaf candidate {
              if-feature candidate;
              type empty;
              description
                "The candidate configuration is the config source.";
            }
            leaf running {
              type empty;
              description
                "The running configuration is the config source.";
            }
            leaf startup {
              if-feature startup;
              type empty;
              description
                "The startup configuration is the config source.";
            }
            leaf url {
              if-feature url;
              type inet:uri;
              description
                "The URL-based configuration is the config source.";
            }
            anyxml config {
              description
                "Inline Config content: <config> element.  Represents
               an entire configuration datastore, not
               a subset of the running datastore.";
            }
          }  // choice config-source
        }  // container source
      }
    }  // rpc validate
  }  // module ietf-netconf