Pulls messages from the server. The server may return UNAVAILABLE
if
there are too many concurrent pull requests pending for the given
subscription.
Arguments
Parameters
subscription
string
Required. The subscription from which messages should be pulled. Format is projects/{project}/subscriptions/{sub}
.
body
object ( PullRequest
)
Required.
Raised exceptions
Exceptions
ConnectionError
In case of a network problem (such as DNS failure or refused connection).
HttpError
If the response status is >= 400 (excluding 429 and 503).
TimeoutError
If a long-running operation takes longer to finish than the specified timeout limit.
TypeError
If an operation or function receives an argument of the wrong type.
ValueError
If an operation or function receives an argument of the right type but an inappropriate value. For example, a negative timeout.
Response
If successful, the response contains an instance of PullResponse
.
Subworkflow snippet
Some fields might be optional or required. To identify required fields, refer to the API documentation .
YAML
- pull : call : googleapis.pubsub.v1.projects.subscriptions.pull args : subscription : ... body : maxMessages : ... returnImmediately : ... result : pullResult
JSON
[ { "pull" : { "call" : "googleapis.pubsub.v1.projects.subscriptions.pull" , "args" : { "subscription" : "..." , "body" : { "maxMessages" : "..." , "returnImmediately" : "..." } }, "result" : "pullResult" } } ]
