lakesuperior_legacy/etc.skeleton/application.yml

# Configuration for repository.

graph:
    # Name of the "main" graph containing metadata about all resources.
    #
    # Default: main
    main_graph: main

# Configuration for binary path and fixity check generation. The hash is a
# checksumn of the contents of the file.
uuid:
    # Algorithm used to calculate the hash that generates the content path.
    # One of: sha1, sha224, sha256, sha384, or sha512, corresponding to the
    # omonymous hashlib function.
    #
    # Default: sha1.
    algo: sha1


# Data store configuration.
store:
    # The semantic store used for persisting LDP-RS (RDF Source) resources.
    # MUST support SPARQL 1.1 query and update.
    ldp_rs:
        # Connector class. This corresponds to a sub-class of the
        # `lakesuperior.store_layouts.rdf.base_connector.BaseConnector`.
        connector:
            module: sparql_connector
            options:
                # `location` must be consistent for all connector types. Other
                # options may vary.
                location: http://localhost:3030/fcrepo/
                query_ep: query
                update_ep: update
                # Optional
                #username: <set me>
                #password: <set me>
                #ssl_verify: false

            # Connector for BerkeleyDB embedded store.
            #module: bdb_connector
            #options:
            #    location: /data/fcrepo/ldprs_store/bdb

        # store layout. this corresponds to a sub-class of the
        # `lakesuperior.store_layouts.rdf.base_rdf_layout/baserdflayout`.
        layout: default_layout
        # whether to check if the object of a client-provided triple is the uri
        # of a repository-managed resource and veify if that exists.
        # if set to false, properties are allowed to point to resources in the
        # repositoy that do not exist. also, if a resource is deleted, inbound
        # relationships may not be cleaned up.
        # this can be one of `false` (boolean), `lenient` or `strict`. `false`
        # does not check for referential integrity. `lenient` quietly drops a
        # user-provided triple if its object violates referential integrity.
        # `strict` raises an exception.
        referential_integrity: lenient
        # this mimics fedora4 behavior which segments an identifier on post.
        # hyrax will break if this is off.
        legacy_ptree_split: false

    # The path used to persist LDP-NR (bitstreams).
    # This is for now a POSIX filesystem. Other solutions such as HDFS may be
    # possible in the future.
    ldp_nr:
        # See store.ldp_rs.layout.
        layout: default_layout
        # The filesystem path to the root of the binary store.
        path: /data/fcrepo/ldpnr_store

        # How to split the balanced pairtree to generate a path. The hash
        # string is defined by the uuid.algo parameter value.
        # This parameter defines how many characters are in each branch. 2-4 is
        # the recommended setting. NOTE: a value of 2 will generate up to 256
        # sub-folders in a folder; 3 will generate max. 4096 and 4 will
        # generate max. 65536. Check your filesystem capabilities before
        # setting this to a non-default value.
        #
        # Default: 2
        pairtree_branch_length: 2

        # Max. number of branches to generate. 0 will split the string until
        # it reaches the end.
        # E.g. if the hash value is 0123456789abcdef01234565789abcdef and the
        # branch length value is 2, and the branch number is 4, the path will
        # be 01/23/45/67/89abcdef01234565789abcdef. For a value of 0 it will be
        # 01/23/45/67/89/ab/cd/ef/01/23/45/67/89/ab/cd/ef. Check your system
        # capabilities for maximum nested directories before setting this to 0,
        # especially with longer hash algorithms.
        #
        # Default: 4
        pairtree_branches: 4

# Configuration for messaging.
messaging:
    # List of channels to send messages to.
    # Each channel must define the `endpoint` and the `level` parameters.
    routes:
          # Output handler. Currently only `StompHandler` is supported.
        - handler: StompHandler

          # Whether this route is used. It False, no messages will be emitted
          # for this route.
          active: True

          host: 127.0.0.1
          port: 61613
          username:
          password:
          protocol: '12'
          destination: '/topic/fcrepo'

          # Message format: at the moment the following are supported:
          # - `ASResourceFormatter`: Sends information about a resource being
          #   created, updated or deleted, by who and when, with no further
          #   information about what changed.
          # - `ASDeltaFormatter`: Sends the same information as
          #   `ASResourceFormatter` with the addition of the triples that were
          #   added and the ones that were removed in the request. This may be
          #   used to send rich provenance data to a preservation system.
          formatter: ASResourceFormatter