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Making a Release
This document covers how to test a release. Creating a release follows a slightly different process depending on whether the release is stable or not, and whether it's a legacy 1.x release or a 2.x release.
There are four corresponding files in this folder that correspond to all four combinations of stable/snapshot and 1/2.
Valid commits for a release should come from either the main
branch or one
of the support release/a.b.x
branches (e.g. release/1.0.x
branch is for
patches we backport to the 1.0 release branch).
Important
: If the release fails, please delete it from the releases page and write how it failed on the PR.
This testing procedure starts once the release is listed on the releases page.
-
On Windows, install the new SDK using the installer on https://github.com/digital-asset/daml/releases.
On macOS/Linux:
curl -sSL https://get.daml.com/ | sh -s "$VERSION"
where
$VERSION
is the full version tag of the new release you are making, i.e. the second column of theLATEST
file.Tips for Windows testing in an ad-hoc machine
If you are part of the release rotation, you can create Windows VMs through the ad-hoc project. The created machine is a bit raw, though, so here are a few tips to help you along.
ad-hoc.sh create windows
prints IP address, username and password for the created Windows VM. Save this output. You will need this information later when you create an RDP connection.‼️ After starting, it's going to take some time for the machine to be configured (see notes below).
If you're on a Mac, you can use Microsoft Remote Desktop to connect; on Linux, you can use Remmina.
Remmina notes: when creating an RDP connection, you may want to specify custom resolution. The default setting is to
use client resolution
. You may notice a failure due to color depth settings. You can adjust those in the settings panel right below the resolution settings.The ad-hoc machines take a bit of time to be available after being reported as created, so be patient for a bit if your first connection attempt(s) fail.
NOTE 1: Use Firefox for testing. Windows machines come with both Internet Explorer and Firefox installed. Do not make the mistake of trying to use Internet Explorer.
Ad-hoc machines also come with Node, VSCode and OpenJDK preinstalled, so you don't need to worry about those.
NOTE 2: After logging in, it takes some time for the machine to be configured. The script that installs Firefox, Node, VSCode and OpenJDK runs once the machine is available for login. The software you need should appear within about 10 minutes. (An easy way to check is to try to open
D:\
, as it is created after all the software is installed.)All of the commands mentioned in this document can be run from a simple DOS prompt (start menu -> type "cmd" -> click "Command prompt").
-
Prerequisites for running the tests:
- Visual Studio Code, Java-SDK
- Node.js
- Just the bare install; no need to build C dependencies.
create-daml-app
doesn't work with the latest version 17.x of node.js. If you havenix
installed, you can use a suitable version of nodejs by runningnix-shell -p nodejs-14_x
before running thenpm
commands below.
-
Run
daml version --assistant=yes
and verify that the new version is selected as the assistant version and the default version for new projects. -
Tests for the getting started guide (macOS/Linux and Windows). Note: if using a remote Windows VM and an RDP client that supports copy/paste, you can run through this on both Windows and your local unix in parallel fairly easily.
-
For these steps you will need the documentation for the release you are about to make. Documentation is published at every hour so if you wait for a bit you can go to https://docs.daml.com/$VERSION/getting-started/index.html. Otherwise, check out the commit that you are referencing in the
LATEST
file and build documentation locally via./docs/scripts/preview.sh
. -
daml new create-daml-app --template create-daml-app
-
cd create-daml-app
daml start
-
In a new terminal, from the
ui
folder:-
npm install
-
npm start
-
-
Open two browser windows (you want to see them simultaneously ideally) at
localhost:3000
. -
Log in as
alice
in the first window, log in asbob
in the second window. -
In the first window, where you are logged in as
Alice
, followBob
by typing their name in the drop down (note that it will beBob
notbob
, the former is the global alias, the latter is the participant-local username). Verify thatBob
appears in the list of usersAlice
is following. Verify in the other browser window thatAlice
shows up inBob
’s network. -
In the second window, where you are logged in as
Bob
, followAlice
by selecting it in the drop down. Verify thatAlice
appears in the list of usersBob
is following. Verify in the other browser window thatBob
shows up inAlice
’s network. -
Open the your first feature section of the GSG, e.g., from https://docs.daml.com/$VERSION/getting-started/first-feature.html if you did not build docs locally.
-
Run
daml studio --replace=always
from the project root directory and openUser.daml
. -
Copy the
Message
template from the documentation to the end ofUser.daml
. -
Copy the
SendMessage
choice from the documentation to theUser
template below theFollow
choice. -
Close VSCode.
-
In the terminal where
daml start
is running, press 'r' respectively 'r' + 'Enter' on Windows. -
Run
code .
from the project root directory (the extension is already installed, no need to usedaml studio
). -
Create
MessageList.tsx
,MessageEdit.tsx
and modifyMainView.tsx
as described in the documentation. -
Verify that you do not see errors in the typescript code in VSCode.
-
Close VSCode.
-
As before, open two browser windows at
localhost:3000
and log in asalice
andbob
. -
Make
Alice
followBob
. -
From
Bob
, select Alice in theSelect a follower
drop down, inserthi alice
in the message field and click onSend
. -
Verify that
Alice
has received the message in the other window. -
Make
Bob
followAlice
. -
From
Alice
, select Bob in theSelect a follower
drop down, inserthi bob
in the message field and click onSend
. -
Verify that
Bob
has received the message in the other window. -
You can now close both browser windows and both running processes (
daml start
andnpm start
). -
Don't forget to run this on the other platform! E.g. if you just ran through on Linux or macOS, you still need to run on Windows, and vice versa.
-
-
Run through the following test plan on Windows. This is slightly shortened to make testing faster and since most issues are not platform specific.
- Run
daml new myproject
to create a new project and switch to it usingcd myproject
. - Run
daml start
. - Open your browser at
http://localhost:7500
, verify that you can login as alice and there is one contract, and that the template list containsMain:Asset
among other templates. - Kill
daml start
withCtrl-C
. - Run
daml studio --replace=always
and opendaml/Main.daml
. Verify that the script result appears within 30 seconds. - Add
+
at the end of line 26 after(PartyIdHint "Alice")
and verify that you get an error on line 27.
- Run
-
On your PR, add the comment:
Manual tests passed on Windows.
-
Tests for
quickstart-java
(Linux/macOS)While this is no longer the default getting started guide we still test it for now since it covers things not covered by the new GSG (Navigator, Scripts, Maven artifacts, …)
-
Create a new project with
daml new quickstart --template quickstart-java
and switch to it usingcd quickstart
. -
Verify the new version is specified in
daml.yaml
as thesdk-version
. -
Run
daml start
. Your browser should be opened automatically athttp://localhost:7500
. Login asalice
and verify that there is 1 contract, and that the templates list containsIou:Iou
,Iou:IouTransfer
, andIouTrade:IouTrade
among other templates. -
Close the tab and kill
daml start
usingCtrl-C
. -
Run
daml build
. -
In 3 separate terminals, run:
-
daml sandbox --port 6865
-
Each of the following:
-
daml ledger upload-dar --host localhost --port 6865 .daml/dist/quickstart-0.0.1.dar
-
daml script --ledger-host localhost --ledger-port 6865 --dar .daml/dist/quickstart-0.0.1.dar --script-name Main:initialize --output-file output.json
-
cat output.json
and verify that the output looks like this:["Alice::NAMESPACE", "EUR_Bank::NAMESPACE"]
where
NAMESPACE
is some randomly generated series of hex digits. -
daml navigator server localhost 6865 --port 7500
-
-
daml codegen java && mvn compile exec:java@run-quickstart -Dparty=$(cat output.json | sed 's/\[\"//' | sed 's/".*//')
Note that this step scrapes the
Alice::NAMESPACE
party name from theoutput.json
produced in the previous steps.Note: It takes some time (typically around half-an-hour) for our artifacts to be available on Maven Central. If you try running the last command before the artifacts are available, you will get a "not found" error. Trying to build again in the next 24 hours will result in:
Failure to find ... was cached in the local repository, resolution will not be reattempted until the update interval of digitalasset-releases has elapsed or updates are forced
This is Maven telling you it has locally cached that "not found" result and will consider it valid for 24h. To bypass that and force Maven to try the network call again, add a
-U
option, as inmvn compile exec:java@run-quickstart -U
. Note that this is required to bypass your local cache of the failure; it will not be required for a user trying to run the quickstart after the artifacts have been published.Another common problem is that artifacts fail to resolve because of custom Maven settings. Check your
~/.m2/settings.xml
configuration and try disabling them temporarily.
-
-
Point your browser to
http://localhost:7500
, login asalice
and verify that there is 1 contract, 1 owned IOU, and the templates list containsIou:Iou
,Iou:IouTransfer
, andIouTrade:IouTrade
among other templates. -
Check that
curl http://localhost:8080/iou
returns:{"0":{"issuer":"EUR_Bank::NAMESPACE","owner":"Alice::NAMESPACE","currency":"EUR","amount":100.0000000000,"observers":[]}}
where NAMESPACE is again the series of hex digits that you saw before.
-
Kill all processes.
-
Run
daml studio --replace=always
. This should open VSCode and trigger the Daml extension that's bundled with the new SDK version. (The new VSCode extension will not be in the marketplace at this point.) -
Open
daml/Main.daml
. -
Click on
Script results
aboveinitialize
and wait for the script results to appear. -
Add
+
at the end of line 14, after"Alice")
and confirm you get an error in line 15. -
Add
1
after the+
and confirm you get a type error in line 14, which says thatScript Party
does not matchInt
. -
Delete the
+1
and thee
in the second"Alice"
and verify that the script results are updated to the misspelled name. -
Right click on
eurBank
in line 28 and verify that "Go to Definition" takes you to the definition in line 17. -
Close all files.
Note: when running
daml studio --replace=always
, you force the installation of the VSCode extension bundled with the Daml SDK, and disable the autoupgrade mechanism in VSCode. To instruct VSCode to go back to the published version of the extension, including auto-upgrades, you can rundaml studio --replace=published
. -
-
On your PR, add the comment:
Manual tests passed on [Linux/macOS].
specifying which platform you tested on.
-
If the release is bad, delete the release from the releases page. Mention why it is bad as a comment on your PR, and stop the process here.
Note that the Standard-Change label must remain on the PR, even if the release has failed.
-
Announce the release on
#product-daml
on Slack. For a stable release, direct people to the release blog post; for a prerelease, you can include the raw output of theunreleased.sh
script in a thread after the announcement. If there were any errors during testing, but we decided to keep the release anyway, report those on the PR and include a link to the PR in the announcement.
For a stable release, you need to additionally:
-
Go to the releases page and remove the prerelease marker on the release. Also change the text to
See [the release notes blog]() for details.
adding in the direct link to this version's release notes. Documentation for this release will be added to docs.daml.com on the next hour. -
Coordinate with product (& marketing) for the relevant public announcements (Daml Forum, Twitter, etc.).
-
Documentation is published automatically once the release is public on GitHub, though this runs on an hourly cron.
Thanks for making a release!