Function holochain::core::workflow::call_zome_workflow::call_zome_function_authorized

source · 
pub async fn call_zome_function_authorized<R>(
    ribosome: R,
    host_access: ZomeCallHostAccess,
    invocation: ZomeCallInvocation
) -> WorkflowResult<(R, RibosomeResult<ZomeCallResponse>)>where
    R: RibosomeT + 'static,
Expand description

First check if we are authorized to call the zome function. Then send to a background thread and call the zome function.

Examples found in repository?
src/test_utils/host_fn_caller.rs (line 442)
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    pub async fn call_zome_direct(&self, invocation: ZomeCallInvocation) -> ExternIO {
        let (ribosome, call_context, workspace_lock) = self.unpack().await;

        let (_, output) = {
            let host_access = call_context.host_context();
            let zcha = unwrap_to!(host_access => HostContext::ZomeCall).clone();
            call_zome_function_authorized((*ribosome).clone(), zcha, invocation)
                .await
                .unwrap()
        };

        // Write
        workspace_lock.flush(&self.network).await.unwrap();
        unwrap_to!(output.unwrap() => ZomeCallResponse::Ok).to_owned()
    }
More examples
Hide additional examples
src/core/workflow/call_zome_workflow.rs (line 161)
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async fn call_zome_workflow_inner<Ribosome>(
    workspace: SourceChainWorkspace,
    network: HolochainP2pDna,
    keystore: MetaLairClient,
    args: CallZomeWorkflowArgs<Ribosome>,
) -> WorkflowResult<ZomeCallResult>
where
    Ribosome: RibosomeT + 'static,
{
    let CallZomeWorkflowArgs {
        ribosome,
        invocation,
        signal_tx,
        conductor_handle,
        cell_id,
        ..
    } = args;

    let call_zome_handle =
        CellConductorApi::new(conductor_handle.clone(), cell_id).into_call_zome_handle();

    tracing::trace!("Before zome call");
    let host_access = ZomeCallHostAccess::new(
        workspace.clone().into(),
        keystore,
        network.clone(),
        signal_tx,
        call_zome_handle,
    );
    let (ribosome, result) =
        call_zome_function_authorized(ribosome, host_access, invocation).await?;
    tracing::trace!("After zome call");

    let validation_result =
        inline_validation(workspace.clone(), network, conductor_handle, ribosome).await;
    if matches!(
        validation_result,
        Err(WorkflowError::SourceChainError(
            SourceChainError::InvalidCommit(_)
        ))
    ) {
        let scratch_records = workspace.source_chain().scratch_records()?;
        if scratch_records.len() == 1 {
            let lock = holochain_state::source_chain::lock_for_entry(
                scratch_records[0].entry().as_option(),
            )?;
            if !lock.is_empty()
                && workspace
                    .source_chain()
                    .is_chain_locked(Vec::with_capacity(0))
                    .await?
                && !workspace.source_chain().is_chain_locked(lock).await?
            {
                if let Err(error) = workspace.source_chain().unlock_chain().await {
                    tracing::error!(?error);
                }
            }
        }
    }
    validation_result?;
    Ok(result)
}