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-rw-r--r--doc/source/format_project.rst7
1 files changed, 7 insertions, 0 deletions
diff --git a/doc/source/format_project.rst b/doc/source/format_project.rst
index 59ee05e85..a85bf6470 100644
--- a/doc/source/format_project.rst
+++ b/doc/source/format_project.rst
@@ -238,6 +238,8 @@ using the `remote-execution` option:
server-cert: server.crt
client-cert: client.crt
client-key: client.key
+ action-cache-service:
+ url: http://bar.action.com:50052
The execution-service part of remote execution does not support encrypted
connections yet, so the protocol must always be http.
@@ -245,6 +247,11 @@ connections yet, so the protocol must always be http.
storage-service specifies a remote CAS store and the parameters are the
same as those used to specify an :ref:`artifact server <artifacts>`.
+The action-cache-service specifies where built actions are cached, allowing
+buildstream to check whether an action has already been executed and download it
+if so. This is similar to the artifact cache but REAPI specified, and is
+optional for remote execution to work.
+
The storage service may be the same endpoint used for artifact
caching. Remote execution cannot work without push access to the
storage endpoint, so you must specify a client certificate and key,