Temporal Server

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Channel Revision Published Runs on
latest/stable 23 08 Mar 2024
Ubuntu 22.04
latest/edge 42 14 Nov 2024
Ubuntu 22.04
juju deploy temporal-k8s
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Platform:

Deploy Temporal Admin

This is part of the Charmed Temporal Tutorial. Please refer to this page for more information and the overview of the content.

The Temporal Admin Tools are a set of command-line utilities used to configure and support the Temporal server.

Deploy

To deploy Charmed Temporal Admin, you need to run the following command, which will fetch the charm from Charmhub and deploy it to your model:

juju deploy temporal-admin-k8s

Wait until the application is ready - when it is ready, juju status will show:

Model           Controller           Cloud/Region        Version  SLA          Timestamp
temporal-model  temporal-controller  microk8s/localhost  3.1.5    unsupported  12:32:16+03:00

App                 Version   Status   Scale  Charm                Channel    Rev  Address         Exposed  Message
postgresql-k8s      14.7      active       1  postgresql-k8s       14/stable   73  10.152.183.250  no       Primary
temporal-admin-k8s            waiting      1  temporal-admin-k8s   stable       4  10.152.183.21   no       installing agent
temporal-k8s                  waiting      1  temporal-k8s         stable       9  10.152.183.191  no       installing agent

Unit                   Workload  Agent  Address      Ports  Message
postgresql-k8s/0*      active    idle   10.1.232.66
temporal-admin-k8s/0*  blocked   idle   10.1.232.71         admin:temporal relation: database connections info not available
temporal-k8s/0*        blocked   idle   10.1.232.64          admin:temporal relation: schema is not ready

Relate Temporal Server to Temporal Admin

To relate the two charms together, run the following command:

juju relate temporal-k8s:admin temporal-admin-k8s:admin

Wait until the two charms have been related and settled - when ready, juju status --relations will show:

Model           Controller           Cloud/Region        Version  SLA          Timestamp
temporal-model  temporal-controller  microk8s/localhost  3.1.5    unsupported  12:35:24+03:00

App                 Version   Status   Scale  Charm                Channel    Rev  Address         Exposed  Message
postgresql-k8s      14.7      active       1  postgresql-k8s       14/stable   73  10.152.183.250  no       Primary
temporal-admin-k8s            waiting      1  temporal-admin-k8s   stable       4  10.152.183.21   no       installing agent
temporal-k8s                  waiting      1  temporal-k8s         stable       9  10.152.183.191  no       installing agent

Unit                   Workload  Agent  Address      Ports  Message
postgresql-k8s/0*      active    idle   10.1.232.66         Primary
temporal-admin-k8s/0*  active    idle   10.1.232.71
temporal-k8s/0*        active    idle   10.1.232.64

Relation provider                 Requirer                       Interface          Type     Message
postgresql-k8s:database           temporal-k8s:db                postgresql_client  regular
postgresql-k8s:database           temporal-k8s:visibility        postgresql_client  regular
postgresql-k8s:database-peers     postgresql-k8s:database-peers  postgresql_peers   peer
postgresql-k8s:restart            postgresql-k8s:restart         rolling_op         peer
temporal-admin-k8s:admin          temporal-k8s:admin             temporal           regular
temporal-k8s:peer                 temporal-k8s:peer              temporal           peer

You can run the following command to create the initial Temporal namespace:

# Create default namespace:
juju run temporal-admin-k8s/0 tctl args="--ns default namespace register -rd 3" --wait 1m

# Output:
Running operation 19 with 1 task
  - task 20 on unit-temporal-admin-k8s-0

Waiting for task 20...
output: |
  creating config dir: /root/.config/temporalio
  creating config file: /root/.config/temporalio/tctl.yaml
  Namespace default successfully registered.
result: command succeeded

See next: Deploy Temporal Web UI


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