h2. Reserved properties
-The following properties are set by Arvados components.
+Components that ship with Arvados may automatically set properties on objects. These usually help track provenance or provide additional link metadata. These properties usually have a key that starts with @arv:@, and can always be set even when the system is configured with a strict vocabulary.
+
+table(table table-bordered table-condensed).
+|_. Property name|_. Appears on|_. Value type|_.Description|
+{% comment %}
+The arv:git* container properties, and the associated Git commands, primarily come from arvados_cwl.executor.ArvCwlExecutor.get_git_info.
+{% endcomment -%}
+|arv:gitBranch|container|string|When @arvados-cwl-runner@ is run from a Git checkout, this property is set with the name of the branch checked out (the output of @git rev-parse --abbrev-ref HEAD@)|
+|arv:gitCommitter|container|string|When @arvados-cwl-runner@ is run from a Git checkout, this property is set with the name and email address of the committer of the most recent commit (the output of @git log --format='%cn <%ce>' -n1 HEAD@)|
+|arv:gitCommit|container|string|When @arvados-cwl-runner@ is run from a Git checkout, this property is set with the full checksum of the most recent commit (the output of @git log --format='%H' -n1 HEAD@)|
+|arv:gitDate|container|string|When @arvados-cwl-runner@ is run from a Git checkout, this property is set with the commit date of the most recent commit in RFC 2822 format (the output of @git log --format='%cD' -n1 HEAD@)|
+|arv:gitDescribe|container|string|When @arvados-cwl-runner@ is run from a Git checkout, this property is set with the name of the most recent tag that is reachable from the most recent commit (the output of @git describe --always --tags@)|
+|arv:gitOrigin|container|string|When @arvados-cwl-runner@ is run from a Git checkout, this property is set with the URL of the remote named @origin@, if set (the output of @git remote get-url origin@)|
+|arv:gitPath|container|string|When @arvados-cwl-runner@ is run from a Git checkout, this property is set with the absolute path of the checkout on the filesystem|
+|arv:gitStatus|container|string|When @arvados-cwl-runner@ is run from a Git checkout, this property is set with a machine-readable summary of files modified in the checkout since the most recent commit (the output of @git status --untracked-files=no --porcelain@)|
+
+The following system properties predate the @arv:@ key prefix, but are still reserved and can always be set.
table(table table-bordered table-condensed).
|_. Property name|_. Appears on|_. Value type|_.Description|
-|type|collection|string|Appears on collections to indicates the contents or usage. See below for details.|
+|type|collection|string|Appears on collections to indicates the contents or usage. See "Collection type values":#collectiontype below for details.|
|container_request|collection|string|The UUID of the container request that produced an output or log collection.|
|docker-image-repo-tag|collection|string|For collections containing a Docker image, the repo/name:tag identifier|
|container_uuid|collection|string|The UUID of the container that produced a collection (set on collections with type=log)|
|image_timestamp|link|string|When resolving a Docker image name and multiple links are found with @link_class=docker_image_repo+tag@ and same @link_name@, the @image_timestamp@ is used to determine precedence (most recent wins).|
|filters|group|array of array of string|Used to define "filter groups":projects.html#filtergroup|
-h3. Collection "type" values
+h3(#collectiontype). Collection "type" values
-Meaningful values of the @type@ property.
+Meaningful values of the @type@ property. These are recognized by Workbench when filtering on types of collections from the project content listing.
table(table table-bordered table-condensed).
|_. Type|_.Description|
projects / arvados.git / blobdiff