Commit Graph

95 Commits

Author SHA1 Message Date
Moritz Kiefer
5d88c08832
Bump ghcide (#9041)
* Bump ghcide

Includes https://github.com/digital-asset/daml-ghcide/pull/13 meaning
we can now remove the hacks for missing signatures

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- [Daml Compiler] Fix a bug where passing `--ghc-option=-Werror` also
  produced errors for warnings produced by `-Wmissing-signatures` even
  if the user did not explicitly enable this.

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* Bump to merged commit

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2021-03-05 18:17:28 +01:00
Moritz Kiefer
0281b442b8
-Werror all the things (#9027)
We used to do this for some packages but it broke cpp. I don’t
actually know why it doesn’t do that anymore but I’ll gladly accept
that fact and turn it on everywhere.

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2021-03-04 19:08:59 +01:00
Moritz Kiefer
2c08586d33
Expose Daml stacktraces for Daml Script errors (#9025)
* Expose Daml stacktraces for Daml Script errors

This finally plugs together the pieces from the previous PRs to
provide stacktraces on any ScriptF command (and thereby anything
involving an interaction with the ledger).

fixes #8754

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- [Daml Script] When running Daml Script on the command line you will
  now see a Daml stacktrace on failures to interact with the ledger
  which makes it significantly easier to track down which of the calls
  fails. By default, you will only get the callsite of functions like
  `submit`. To extend the stack trace, add `HasCallStack` constraints
  to functions and those will also be included.

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* Fix non-determinism in tests

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* fmt

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2021-03-04 16:13:50 +01:00
Moritz Kiefer
ec36066986
Split LedgerInteraction into different files (#8975)
Pure shuffling around there is no logic change in here. I keep getting
lost in the 1.4k LedgerInteraction file so this client splits it up
into a 4 different files to make it a bit easier to navigate.

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2021-03-01 16:27:34 +01:00
Moritz Kiefer
2558843bc5
Port //daml-script/... to Scala 2.13 (#8831)
* Port //daml-script/... to Scala 2.13

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* fmt

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2021-02-12 13:01:58 +00:00
Gerolf Seitz
ad161d7f78
Make database connection pool size configurable (#8816)
[ledger-api-server] Make database connection pool size configurable

CHANGELOG_BEGIN
[Daml Driver for PostgreSQL]: Added CLI option --database-connection-pool-size
to configure the size of the database connection pool
[Integration Kit]: Added the CLI options api-server-connection-pool-size and
indexer-server-connection-pool-size to configure the database connection pool size
for the Ledger API Server and the indexer respectively.
CHANGELOG_END
2021-02-12 12:05:47 +01:00
Samir Talwar
9c477ffdf5
ledger-on-memory: Only support pre-execution. [KVL-821] (#8757)
* ledger-on-memory: Rename `PreExecutingOwner` to just `Owner`.

* ledger-on-memory: Push the committer execution context up a little.

* ledger-on-memory: Use pre-execution in tests, not batching.

* ledger-on-memory: Remove support for batching submissions.

Pre-execution is pretty much always faster; let's use it.

CHANGELOG_BEGIN
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* ledger-on-memory: Simplify construction.

Now we only support pre-execution, we can be less general.
2021-02-05 08:56:55 +00:00
Moritz Kiefer
4b33da2420
Expose transaction trees in DAML Script (#8750)
This is spun off from #7934 for ease of review.

For now, all of this is hidden (and for extra caution also marked as
early access). I expect we’ll tweak the API in a bunch of ways before
marking it stable but this at least is sufficient for the prototype.

At this point, we cannot support this over the JSON API. Not too
worried about that at least for now.

fixes #7847

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2021-02-04 15:21:30 +01:00
Moritz Kiefer
81dc6b9473
Relax party validation in DAML Script over JSON API (#8674)
* Relax party validation in DAML Script over JSON API

Since the JSON API infers parties from the token instead of accepting
them explicitly, we have to ensure that the parties in the token match
the parties passed to `submit`/`submitMulti` exactly. However, we were
a bit too strict and required a party to be in `readAs` even if it is
already in `actAs`. This caused issues on DamlHub because they issue
tokens with the party in both `actAs` and `readAs` so regular `submit`
doesn’t work.

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- [DAML Script] When running DAML Script over the JSON API, the check
  that the parties in the DAML Script match the parties in the token
  has been relaxed and now allows for duplicate parties as well as
  parties that are only in actAs in the DAML Script but in both actAs
  and readAs in the token.

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* fmt

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2021-01-28 20:22:07 +01:00
Richard Kapolnai
ce5d3bed1e
Add note about loglevel to trace and debug api doc (#4756)
* Add note about loglevel to trace and debug api doc

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* Explain log level in comment of debug

Co-authored-by: Moritz Kiefer <moritz.kiefer@purelyfunctional.org>

* fix typo

* propagate explanation to trace, traceId and debug

* Fix DA.Internal.Prelude location

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Co-authored-by: Moritz Kiefer <moritz.kiefer@purelyfunctional.org>
2021-01-26 14:56:11 +00:00
Stefano Baghino
fc69db02b4
Add a library that defines Resource factory methods for gRPC servers and channels (#8604)
* Add a library that defines Resource factory methods for gRPC servers and channels

This is the first of four PRs in which 6ea70c4b45
has been broken up to facilitate review.

The endgame is to have the non-repudiation prototype merged. These
factory methods have been used to make resource management easier,
specifically as part of testing.

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* Let warning log output in tests

Co-authored-by: Moritz Kiefer <moritz.kiefer@purelyfunctional.org>

* Address https://github.com/digital-asset/daml/pull/8604#discussion_r562634032

* Address https://github.com/digital-asset/daml/pull/8604#discussion_r562634865

* Address https://github.com/digital-asset/daml/pull/8604#discussion_r562635148

* Address https://github.com/digital-asset/daml/pull/8604#discussion_r562635684

* Add resources-grpc to release/artifacts.yaml

Co-authored-by: Moritz Kiefer <moritz.kiefer@purelyfunctional.org>
2021-01-25 10:32:36 +01:00
Moritz Kiefer
22ce940954
Upgrade scalafmt and enable trailing commas (#8437)
This PR updates scalafmt and enables trailingCommas =
multiple. Unfortunately, scalafmt broke the version field which means
we cannot fully preserve the rest of the config. I’ve made some
attempts to stay reasonably close to the original config but couldn’t
find an exact equivalent in a lot of cases. I don’t feel strongly
about any of the settings so happy to change them to something else.

As announced, this will be merged on Saturday to avoid too many conflicts.

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2021-01-09 11:37:37 +01:00
Moritz Kiefer
4ca890fab9
Fix queryContractKey for complex keys over gRPC (#8368)
* Fix queryContractKey for complex keys over gRPC

Unfortunately the Equal instance of Value only performs structural
equality which includes optional field names and constructor
names. While we could try to ensure that they are always present or
always absent, the more reliable solution seems to be to not rely on
this at all and instead use the equality on SValues which is
explicitly designed for this.

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- [DAML Script] Fix a bug where queryContractKey incorrectly returned
  None despite their being an active contract with the given key. This
  only affected DAML Script over gRPC.

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* Update daml-script/runner/src/main/scala/com/digitalasset/daml/lf/engine/script/LedgerInteraction.scala

Co-authored-by: Remy <remy.haemmerle@daml.com>

Co-authored-by: Remy <remy.haemmerle@daml.com>
2021-01-04 15:38:43 +00:00
Gary Verhaegen
a925f0174c
update copyright notices for 2021 (#8257)
* update copyright notices for 2021

To be merged on 2021-01-01.

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* patch-bazel-windows & da-ghc-lib
2021-01-01 19:49:51 +01:00
Moritz Kiefer
df98ee0107
Support multi-party submissions in DAML Script over JSON API (#8339)
* Support multi-party submissions in DAML Script over JSON API

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- [DAML Script] Multi-party submissions are now also supported over
  the JSON API.

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* Fix outdated comment

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2020-12-18 12:45:34 +01:00
Moritz Kiefer
433a4e0e29
Test multi-party submissions in DAML Script over gRPC (#8331)
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- [DAML Script] Multi-party submissions are also supported over gRPC.

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2020-12-18 09:57:25 +01:00
Moritz Kiefer
5c077a4550
Add multi-party submissions to DAML Script (#8240)
* Add multi-party submissions to DAML Script

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- [DAMl Script] Add early-access submitMulti and submitMultiMustFail
  for multi-party submissions. This is only supported in DAML Studio at
  the moment.

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* Fix daml-lf prettyprinter

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* Cleanup visibleIn

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* Fix JsonApiIt

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* s/Set()/Set.empty

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* Cleanup token check

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* Update daml-script/runner/src/main/scala/com/digitalasset/daml/lf/engine/script/LedgerInteraction.scala

Co-authored-by: Remy <remy.haemmerle@daml.com>

* Document ParticipantView

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Co-authored-by: Remy <remy.haemmerle@daml.com>
2020-12-11 12:45:32 +01:00
Moritz Kiefer
7e05dc7932
Upgrade rules-scala and scalatest (#8187)
This is necessary to at least attempt an upgrade to 2.13 and
generally, I want to keep our rulesets up2date. rules-scala forces the
version of scalatest so we have to bump that at the same time.

This requires changes to basically all Scala test suites since the
import structure has changed and a bunch of things (primarily
scalacheck support) got split out.

Apologies for the giant PR, I don’t see a way to keep it smaller.

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2020-12-08 06:59:23 +01:00
Moritz Kiefer
dee2460849
Support listKnownParties in DAML Script over JSON API (#8109)
fixes #6374

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- [DAML Script] listKnownParties is now also supported when running
  over the JSON API.

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2020-11-30 15:02:54 +00:00
Samir Talwar
9976b4cd50
Bazel: Factor out logic around Protobuf JARs. [KVL-714] (#8084)
* kvutils: Use ScalaPB to generate a Scala JAR for daml_kvutils.proto.

* Bazel: Delete the unused `da_java_binary` rule, and inline `_wrap_rule`.

* Bazel: Factor out Java/Scala protobuf class generation into a helper.

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CHANGELOG_END

* daml-lf/archive: Use `proto_jars`.

* Bazel: Remove the visibility modifier from `proto_jars`.

It's too confusing. Just make everything public.

* daml-lf/archive: Push protobuf source tarballs into `proto_jars`.

* Bazel: Add comments to the various parts of `proto_jars`.

* daml-assistant: Do unpleasant things with `location` in Bazel.
2020-11-27 08:34:53 +00:00
Robin Krom
5bfff4e9ba
sandbox: fail on already existing port-file. (#7929)
Fixes #7806. This aligns the port file behaviour of the sandbox with the
HTTP JSON API.

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2020-11-17 11:08:37 +01:00
Sofia Faro
f7e096afc3
Make GHC recognise our ($) operator. (#7969)
* Make GHC recognise our ($) operator.

Fixes #4555 by moving ($) to GHC.Base and giving it a levity polymorphic
signature, as GHC expects. Added a regression test.

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* Update line numbers for debug...

* Fix `daml test-script` tests

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* fmt for the format gods

Co-authored-by: Moritz Kiefer <moritz.kiefer@purelyfunctional.org>
2020-11-16 15:10:14 +00:00
Moritz Kiefer
1dcfca11d7
Include listKnownParties in DAML Script docs (#7955)
* Include listKnownParties in DAML Script docs

Ratko pointed out that this can often be useful in demo scenarios so
we might as well include it while documenting the caveats. I’ve also
added some subheadings since this got a bit out of hand.

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* Fix tests

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2020-11-13 07:43:56 +00:00
Samir Talwar
7f679b9896
resources: Customizable contexts. (#7678)
* resources: Move builders into //ledger/ledger-resources.

Keep the actual constructors in a trait, but instantiate it when working
with ledger code.

This allows us to later introduce an extra "context" type parameter to
ResourceOwner.

* resources-akka: Move the builders in to //ledger/ledger-resources.

* resources: Introduce an abstract `Context` parameter for owners.

This replaces the concrete `ExecutionContext`. While it _can_ be an
execution context, it really doesn't matter as long as we can get at one
somehow.

This is being introduced so we can wrap the context in a container,
either for type tagging or to include extra information.

Because our current context _is_ `ExecutionContext`, and an implicit is
provided to extract it, we can end up with two ways to get the same
value. We use shadowing to prevent this. This problem should go away in
the near future when a new context type is added.

CHANGELOG_BEGIN
- [Integration Kit] The `ResourceOwner` type is now parameterized by a
  `Context`, which is filled in by the corresponding `Context` class in
  the _ledger-resources_ dependency. This allows us to pass extra
  information through resource acquisition.
CHANGELOG_END

* ledger-resources: Move `ResourceOwner` here from `resources`.

* ledger-resources: Remove dependencies from outside //ledger.

* ledger-resource: Wrap the acquisition execution context in `Context`.

So we can add a logging context to it.

* resources: Pass the Context, not the ExecutionContext, to Resource.

* Avoid importing `HasExecutionContext`.

* ledger-resources: Publish to Maven Central.

* resources: Make the small changes suggested by @stefanobaghino-da.

Co-Authored-By: Stefano Baghino <43749967+stefanobaghino-da@users.noreply.github.com>

* ledger-resources: Pull out a trait for test resource contexts.

Saves a few lines of code.

* Restore some imports that were accidentally wildcarded.

* resources: Replace an `implicit def` with a couple of imports.

* participant-integration-api: Simplify the JdbcLedgerDaoBackend tests.

Try and use the right execution context where possible.

Co-authored-by: Stefano Baghino <43749967+stefanobaghino-da@users.noreply.github.com>
2020-10-20 09:26:28 +00:00
Moritz Kiefer
598698abb7
Support multi-party queries in daml script (#7682)
Small comment: This is technically not completely backwards compatible
since it messes with type inference. But to hit that you are doing
something sufficiently advanced that you should be able to add the
type annotation that is required

fixes #7635

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- [DAML Script] `query`, `queryContractId` and `queryContractKey` now
  accepts multiple parties using the `IsParties` abstraction used by
  `signatory`, `observer` and other fields. They will return all
  contracts for which any of the given parties is a stakeholder. Since
  `Party` is an instance of `IsParties`, this is fully backwards
  compatible.

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2020-10-14 16:03:48 +02:00
Robert Autenrieth
8f57b9bf85
Add ability to start only indexer or only ledger API server [KVL-584] (#7574)
* Add ability to start only indexer or lapi server

CHANGELOG_BEGIN
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* Change command line arguments

* Use Resource.unit

* Fix MultiParticipantFixture

* Add a new conformance test

* Improve retrying connecting to the database

* Improve naming

* Introduce shardName

and use it to create unique metric names

* Fix a merge error

* Remove unused comment

* Fix test

* Run conformance-test-split-participant in batch mode

Co-authored-by: tudor-da <tudor.voicu@digitalasset.com>
2020-10-12 09:46:20 +02:00
Gerolf Seitz
e2da5ba010
Bump hardcoded timeout for party alloc/package upload (#7593)
Make the hardcoded timeout for party allocaction/package upload configurable
This is a short term fix to remediate issues with uploading packages
that take a considerable amount of time to decode and validate and
therefore exhausting the 30 seconds.

Adding a maximum record parameter to the ledger API like we already have
for the config management service is not as straight forward for the
package upload, because one has to account for the time in transit as
well. This topic needs further analysis, but in the meantime making the
timeout configurable and setting the default to 2 minutes should provide
enough headroom to alleviate existing issues with package upload timing.

Contributes to #6880

CHANGELOG_BEGIN
[Integration Kit]: The hardcoded timeout for party
allocation and package uploads in the Ledger API Server can be configured via ParticipantConfig and
the default value is now set to 2 minutes. See
`issue #6880 <https://github.com/digital-asset/daml/issues/6880>`__.
CHANGELOG_END
2020-10-07 18:59:01 +02:00
Moritz Kiefer
cd4a06db95
Move script tests to scalatest (#7445)
There isn’t really any good reason to insist on client_server_test
here so this PR replaces all of that by scalatest and a few test
fixtures which gives us better assertion failures, allows us to run
individual tests, ….

fixes #7356

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2020-09-22 16:59:12 +02:00
Moritz Kiefer
84fe505a58
Add queryContractKey to DAML Script (#7354)
* Add queryContractKey to DAML Script

This matches the behavior and the implementation of
`queryContractId`. We only return contracts for stakeholders and we
return an `Optional` so you can handle lookup failures. On the JSON
API and in DAML Studio this is fairly efficient, over the gRPC API it
degrades to a linear search.

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- [DAML Script] Add `queryContractKey` to the DAML Script API.

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* Update daml-script/runner/src/main/scala/com/digitalasset/daml/lf/engine/script/LedgerInteraction.scala

Co-authored-by: Stephen Compall <stephen.compall@daml.com>

Co-authored-by: Stephen Compall <stephen.compall@daml.com>
2020-09-10 19:39:23 +02:00
Moritz Kiefer
f8a82ad25f
Add queryContractId to DAML Script (#7289)
* Add queryContractId to DAML Script

I’ve switched between a few different naming options and in the end
settled on this one:

- `lookupContract`, not too bad but misses the connection to `query`
- `queryCid`, we don’t abbreviate this in other places in our API so I
  don’t think we should here.
- `queryContractId`, makes the connection clear and no
  abbreviation. We could also add `queryContractKey` later

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- [DAML Script] Add a `queryContractId` function for querying for a
  contract with the given identifier.

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* Fix test

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2020-09-01 10:31:34 +00:00
Leonid Shlyapnikov
1452076eee
Deprecating noop '--application-id' command-line option in JSON API (#7232)
* Deprecate noop `--application-id`

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[JSON API]
Hiding and deprecating `--application-id` command-line option. JSON API never used it.
It is required to instantiate LedgerClientConfiguration and was not used for any command submission.
JSON API uses Application ID specified in the JWT. See #7162

changelog_end

* removing further usage of noop applicationId

* a bit of explanation what this is for
2020-08-26 20:05:00 +00:00
Moritz Kiefer
d4d0419c64
Use TO_TEXT_CONTRACT_ID in Show instance of ContractId (#7153)
fixes #7114

This PR changes the Show instance of ContractId and flips the switch
on triggers and DAML Script to run in off-ledger mode.

It also adds a test that for DAML Script we actually get back the
correct contract id.

There is a bit of a design decision here in how we want to print
contract ids, so let me list the options I considered. $cid will stand
for the actual cid and all options are wrapped in markdown inline
code.

1. `"$cid"`. Indistinguishable from string. Suggests that there might
be an IsString instance for ContractId.
2. `<$cid>`. Matches the dummy `<contract-id>` but it’s not a dummy so
I don’t think matching that is benefitial.
3. `$cid`. Easy to spot (contract ids start with # and have no
spaces), clearly not a string but might look slightly weird.

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- [DAML Script/DAML Triggers] When using DAML-LF 1.dev, the `Show` instance of `ContractId` will now display the actual contract id instead of a dummy `<contract-id>` value. Note that this only applies to DAML Script and DAML Triggers not to ledger code.

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2020-08-17 17:06:24 +02:00
Moritz Kiefer
e1236d42ed
Make ApplicationId in DAML Script configurable (#7074)
This is set per participant since it is similar to the token file.

fixes #7029

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- [DAML Script/DAML REPL] You can now configure the application id via
  `--application-id` or the `--participant-config`. This is primarily
  useful if you are working against a ledger with authentication and
  need to match the application id in your token.

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2020-08-10 17:24:38 +02:00
Moritz Kiefer
733a43aeea
Move ApplicationId in daml-script to ledger client (#7070)
This makes much more sense since for things like the JSON API and the
script service, we don’t actually have the application id as a
separate parameter.

I’ve also cleaned up all the arbitrary hardcoded application id in
various tests in favor of a DEFAULT_APPLICATION_ID value.

Next step is #7029

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2020-08-10 13:22:51 +02:00
Stephen Compall
96624a7677
use -Ywarn-unused for all Scala code (#6907)
* add -Ywarn-unused to all scalac options

* remove some unused arguments

* remove some unused definitions

* remove some unused variable names

* suppress some unused variable names

* changeExtension doesn't use baseName

* no changelog

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* work around no plugins in scenario interpreter perf tests

* remove many more unused things

* remove more unused things, restore some used things

* remove more unused things, restore a couple signature mistakes

* missed import

* unused argument

* remove more unused loggingContexts

* some unused code in triggers

* some unused code in sandbox and kvutils

* some unused code in repl-service and daml-script

* some unused code in bindings-rxjava tests

* some unused code in triggers runner

* more comments on silent usages

- suggested by @cocreature; thanks

* fix missing reference in TestCommands

* more unused in triggers

* more unused in sandbox

* more unused in daml-script

* more unused in ledger-client tests

* more unused in triggers

* more unused in kvutils

* more unused in daml-script

* more unused in sandbox

* remove unused in ledger-api-test-tool

* suppress final special case for codegen unused warnings

.../com/daml/sample/mymain/ContractIdNT.scala:24: warning: parameter value ev 0 in method ContractIdNT Value is never used
      implicit def `ContractIdNT Value`[a_a1dk](implicit `ev 0`: ` lfdomainapi`.Value[a_a1dk]): ` lfdomainapi`.Value[_root_.com.daml.sample.MyMain.ContractIdNT[a_a1dk]] = {
                                                         ^
.../com/daml/sample/mymain/ContractIdNT.scala:41: warning: parameter value eva_a1dk in method ContractIdNT LfEncodable is never used
      implicit def `ContractIdNT LfEncodable`[a_a1dk](implicit eva_a1dk: ` lfdomainapi`.encoding.LfEncodable[a_a1dk]): ` lfdomainapi`.encoding.LfEncodable[_root_.com.daml.sample.MyMain.ContractIdNT[a_a1dk]] = {
                                                               ^

* one more unused in daml-script

* special scaladoc rules may need silencer, too

* unused in compatibility/sandbox-migration

* more commas, a different way to `find`

- suggested by @remyhaemmerle-da; thanks
2020-08-07 13:16:09 -04:00
Stephen Compall
a8bc188ce3
remove unused definitions, params, args from daml-script Scala code (#6987)
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2020-08-04 18:23:50 +00:00
Moritz Kiefer
5ceeb476c8
Remove duplicated tls config parsing from DAML Script/Triggers (#6947)
This was not only unnecessarily duplicated, it also had a bug where
`--crt` behaved like `--pem` instead of setting the cert chain.

I didn’t add new tests since it seems like the wrong place to test
config parsing of a library. We do have tests for TLS in general for
both DAML Script and DAML Triggers.

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2020-07-31 18:25:18 +02:00
Andreas Herrmann
4b1438276c
Update Bazel 2.1.0 --> 3.3.1 (#6761)
* Upgrade nixpkgs revision

* Remove unused minio

It used to be used as a gateway to push the Nix cache to GCS, but has
since been replaced by nix-store-gcs-proxy.

* Update Bazel on Windows

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* Fix hlint warnings

The nixpkgs update implied an hlint update which enabled new warnings.

* Fix "Error applying patch"

Since Bazel 2.2.0 the order of generating `WORKSPACE` and `BUILD` files
and applying patches has been reversed. The allows users to define
patches to these files that will not be immediately overwritten.
However, it also means that patches on another repository's original
`WORKSPACE` file will likely become invalid.

* a948eb7255
* https://github.com/bazelbuild/bazel/issues/10681

Hint: If you're generating a patch with `git` then you can use the
following command to exclude the `WORKSPACE` file.

```
git diff ':(exclude)WORKSPACE'
```

* Update rules_nixpkgs

* nixpkgs location expansion escaping

* Drop --noincompatible_windows_native_test_wrapper

* client_server_test using sh_inline_test

client_server_test used to produce an executable shell script in form of
a text file output. However, since the removal of
`--noincompatible_windows_native_test_wrapper` this no longer works on
Windows since `.sh` files are not directly executable on Windows.

This change fixes the issue by producing the script file in a dedicated
rule and then wrapping it in a `sh_test` rule which also works on
Windows.

* daml_test using sh_inline_test

* daml_doc_test using sh_inline_test

* _daml_validate_test using sh_inline_test

* damlc_compile_test using sh_inline_test

* client_server_test find .exe on Windows

* Bump Windows cache for Bazel update

Remove `clean --expunge` after merge.

Co-authored-by: Andreas Herrmann <andreas.herrmann@tweag.io>
2020-07-23 09:46:04 +02:00
Robert Autenrieth
7ce9748066
Split sandbox code into separate packages (#6695)
* Move public code into daml-integration-api

CHANGELOG_BEGIN
[DAML Integration Kit]: Removed sandbox specific code from the API intended to be used by ledger integrations. Use the maven coordinates ``com.daml:participant-integration-api:VERSION`` instead of ``com.daml:ledger-api-server`` or ``com.daml:sandbox``.
CHANGELOG_END
2020-07-17 17:06:06 +02:00
Moritz Kiefer
02c59d4f2a
Revert ANF changes and add a testcase for evaluation order (#6645)
* Revert ANF changes and add a testcase for evaluation order

After careful consideration, we decided that the change in evaluation
order that was accidentally introduced by the ANF changes should be
considered a breaking change or arguably even a bug and should not
land in 1.3.0.

Therefore, this PR reverts the following commits:

1. 353d0da6f7
2. a45b51042f
3. 04c7b2af7f
4. a624dd7242
5. b3aab72cee

Other PRs mostly had trivial merge conflicts that I resolved. The two
most interesting ones here are probably

1. https://github.com/digital-asset/daml/pull/6576 which was easy to
   resolve and the change to return SEValue instead of SExpr is still
   nice and useful even if we do not need the guarantees.
2. it https://github.com/digital-asset/daml/pull/6542 which required
   some changes since the constructors changed. If you want to review
   those changes in detail (they are pretty straightforward so not too
   important), it’s probably easiest to check out this PR and run
   ```
   git diff 2cd2a8f2a8
   daml-lf/interpreter/src/main/scala/com/digitalasset/daml/lf/speedy/Compiler.scala
   ```
   to see the diff to the parent commit of the first commit that
   introduced ANF.

changelog_begin
changelog_end
2020-07-08 12:40:12 +02:00
nickchapman-da
353d0da6f7
Speedy ANF (#6440)
* ANF transformation in Speedy.

The idea behind this PR is to transform speedy expressions into a simpler form where all non-atomic sub-expressions are made explicit by the introduction of let-forms. In particular, for the function-application form. These simpler forms allow the execution engine to take advantage of the atomic assumption, and often removes many additional execution steps. In particular the pushing of continuations to allow execution to continue after a compound expression has been reduced to a value.

changelog_begin
changelog_end

* improve comment

* inline functions relocateA/L

* remove comment about scalafmt

* remove commented out alterative def for transformLet1

* improve code by adding incr methods to DepthA/E

* remove (n == 0) special case in trackBindings

* clarify comment further

* improve validate/go to not consume stack for deeply right-nested let-expressions

* address comments from Remy: be private; use final case case; etc

* rename to unsafeCompilationPipeline

* add back some trailing commas

* remove commented-out debug line

* improve comment

* remove dev/debug code in compilationPipeline

* remove commented out code in SEAppGeneral.execute

* undo unrelated code improvement in SValue.scala

* fix compile. object Anf cannot be private
2020-06-30 20:52:44 +00:00
Moritz Kiefer
c6ec40f2bf
Fix DAML Script test for listKnownParties (#6534)
Apart from the current test being broken since it tested the
vals.get(0) twice 🤦 we can now also test is_local properly
since the issue mentioned in the comment has been fixed in #6533.

changelog_begin
changelog_end
2020-06-30 10:19:20 +02:00
Moritz Kiefer
b0eebba51b
Improve error reporting when running DAML Script over the JSON API (#6481)
It is pretty easy to hit this, e.g., when your templates haven’t been
uploaded to the ledger. Just printing the response doesn’t actually
include the response body which means that you don’t see the actual
error so it’s pretty useless. This PR changes that by printing the
status code and the response body.

All the rest is just test setup to be able to submit a script with a
template that has not been uploaded to the ledger.

changelog_begin
changelog_end
2020-06-25 14:53:58 +02:00
Moritz Kiefer
97c74d4a29
Support multiple auth tokens in DAML Script (#6473)
* Support multiple auth tokens in DAML Script

This piggy backs on top of the already existing --participant-config
feature. While you can argue that it might be slightly confusing that
you have to specify the same participant twice to specify different
auth tokens, I think this actually makes sense: In an ideal
world (ignoring any performance issues) you have one participant per
party anyway and one connection per participant specified in the
config file still seems like a very reasonable model.

changelog_begin

- [DAML Script] You can now use DAML Script with multiple auth
  tokens. This is particularly useful if you are working with the JSON
  API where you can only have one party per token or with an IAM that
  only provides single-party tokens. The tokens are specified in the
  participant configuration passed via `--participant-config` in a new
  ``access_token`` field. The existing `--acess-token-file` flag is still supported if you want to use the same token for all connections. See
  https://docs.daml.com/daml-script/index.html#running-daml-script-against-authenticated-ledgers
  for more details.

changelog_end

* I will never understand rst

changelog_begin
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2020-06-24 14:43:29 +02:00
Moritz Kiefer
0a8c1eba4e
Integrate time service into DAML Script (#6417)
This integrates the time service into DAML script thereby covering the
main piece of scenarios that was missing from DAML script.

This PR does two things (they are very related and doing them together
makes it much easier to test):

1. It “fixes” `getTime` to return the ledger time in static mode by
   querying the ledger time service instead of defaulting to the Unix
   epoch which is pretty useless and I would consider the old behavior
   a bug. We keep the old behavior via the JSON API since there is no
   time service.

2. It adds `setTime` to set the ledger time via the time service. This
   is only supported in static time mode (sadbonx and other ledgers do
   not expose the time service in wallclock mode because changing time
   makes it not wallclock) or via the JSON API (no time service).

fixes #6220

changelog_begin

- [DAML Script] DAML Script’s `getTime` now correctly handles time
  changes in static time mode and returns the current time by querying
  the time service rather than defaulting to the Unix epoch. Note that
  when run via the JSON API, it still returns the Unix epoch.

- [DAML Script] Add `setTime` to DAML Script which sets the ledger
  time via the ledger API time service. Note that this is only
  supported when running over gRPC in static time mode.

changelog_end
2020-06-18 18:25:24 +02:00
Moritz Kiefer
53bddb54d7
Add listKnownParties to DAML Script (#6369)
* Add listKnownParties to DAML Script

This is particularly useful if you want easy access to a party that
has already been allocated since partyFromText is bad.

For now this is not supported in the JSON API. It should be possible
to add it but I consider it fairly low priority so omitting for now.

changelog_begin

- [DAML Script] Add ``listKnownParties`` and ``listKnownPartiesOn`` to
  query the corresponding ListKnownParties endpoint in the party
  management service.

changelog_end

* Fix `daml script-test` tests by running them sequentially.

changelog_begin
changelog_end
2020-06-17 07:50:29 +02:00
Simon Maxen
5329a4f97f
Ledger id requirement (#6323)
* Add option based constructor for LedgerIdRequirement

changelog_begin
changelog_end

* Make option based consructor the default, deprecate old constructor

* Update with review comments
2020-06-12 15:00:32 +00:00
Stefano Baghino
9af85e56e9
Introduce DAML-LF value caching for transaction service (#6052)
* Introduce DAML-LF value caching for transaction service

Allows to keep the DAML-LF values in the most recently indexed events in memory,
so that they don't have to be deserialized on the client from their Protobuf encoding.

Closes #6044

CHANGELOG_BEGIN
[Sandbox] The --max-lf-value-translation-cache-entries option allows to set a
number of events for which DAML-LF values are cached. Could reduce latency in
serving transactions for consumers that are reasonably fast.
CHANGELOG_END

* Add missing dependency

* Address https://github.com/digital-asset/daml/pull/6052#discussion_r428076003

* Update ledger/sandbox/src/main/scala/com/digitalasset/platform/sandboxnext/Runner.scala

Co-authored-by: Samir Talwar <samir.talwar@digitalasset.com>

* Address https://github.com/digital-asset/daml/pull/6052#discussion_r428071324

* Address https://github.com/digital-asset/daml/pull/6052#discussion_r428076905

* Address https://github.com/digital-asset/daml/pull/6052#discussion_r428081294

* Fix fatal warnings

* //ledger/caching has to be used whenever sandbox is run

Co-authored-by: Samir Talwar <samir.talwar@digitalasset.com>
2020-05-26 08:33:53 +00:00
Moritz Kiefer
770a2763b0
Fix a stackoverflow in the script runner (#5989)
Previously, we used the stack to recurse when filling in the command
results which obviously breaks once you have large multi-command
submissions.

You probably want to view the diff with whitespace disabled.

changelog_begin

- [DAML Script] Fix a bug where large multi-command transactions
  produced a stack overflow.

changelog_end
2020-05-15 16:04:18 +02:00
Moritz Kiefer
2853a20eb9
Make max-inbound-message-size in DAML script/repl configurable (#5996)
Fixes #5592

The CLI syntax and the defaults follow the JSON API here.

changelog_begin

- [DAML Script] The maximum inbound message size can now be configured
using `--max-inbound-message-size``. This matches the flag in the JSON
API.

- [DAML REPL] The maximum inbound message size can now be configured
using `--max-inbound-message-size``. This matches the flag in the JSON API.

changelog_end
2020-05-15 07:22:05 -04:00