mirror of https://github.com/status-im/consul.git
final content tweaks for CTS 0.7 docs
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@ -21,12 +21,7 @@ The resolution is to add the missing local module on the incompatible CTS instan
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## Example API and CLI error messages
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In the following example response error:
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- CTS can determine the leader.
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- `high_availability.instance.address` is configured for the leader.
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- The CTS instance you sent the request to is not the leader.
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**Error**:
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```json
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{
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@ -36,17 +31,25 @@ In the following example response error:
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}
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```
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The resolution is to redirect the request to the leader instance, for example:
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**Conditions**:
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- CTS can determine the leader.
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- `high_availability.instance.address` is configured for the leader.
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- The CTS instance you sent the request to is not the leader.
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**Resolution**:
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Redirect the request to the leader instance, for example:
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```shell-session
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$ curl --request GET cts-01.example.com:8558/v1/tasks
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```
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---
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In the following example response error:
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* CTS can determine the leader.
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* The CTS instance you sent the request to is not the leader.
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* `high_availability.instance.address` is not configured.
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**Error**:
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```json
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{
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@ -55,15 +58,20 @@ In the following example response error:
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}
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}
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```
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The resolution is to identify the leader instance address and redirect the request to the leader. We recommend deploying a cluster that has three instances. You can query each instance until the leader responds.
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**Conditions**:
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* CTS can determine the leader.
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* The CTS instance you sent the request to is not the leader.
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* `high_availability.instance.address` is not configured.
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**Resolution**:
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Identify the leader instance address and redirect the request to the leader. We recommend deploying a cluster that has three instances. You can query each instance until the leader responds.
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---
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In the following example response error:
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* The CTS instance you sent the request to is not the leader.
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* The CTS is unable to determine the leader.
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* Note that these conditions are rare.
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**Error**:
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```json
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{
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@ -72,9 +80,18 @@ In the following example response error:
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}
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}
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```
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The resolution is to identify and send the request to the leader CTS instance. You can identify the leader by either making a call to the [`status` API endpoint](/docs/nia/api/status) or by checking the logs for the following entry:
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**Conditions**:
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* The CTS instance you sent the request to is not the leader.
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* The CTS is unable to determine the leader.
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* Note that these conditions are rare.
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**Resolution**:
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Identify and send the request to the leader CTS instance. You can identify the leader by either making a call to the [`status` API endpoint](/docs/nia/api/status) or by checking the logs for the following entry:
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```shell-session
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[INFO] ha: acquired leadership lock: id=<ID-OF-CTS-INSTANCE>
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```
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@ -41,7 +41,8 @@ Note that driver behavior is consistent whether or not CTS is running in high av
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## Requirements
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* Verify that you have met the [basic requirements](/docs/nia/usage/requirements) for running CTS.
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Verify that you have met the [basic requirements](/docs/nia/usage/requirements) for running CTS.
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* CTS Enterprise 0.7 or later
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* Terraform CLI 0.13 or later
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* All instances in a cluster must be in the same datacenter.
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@ -97,6 +98,8 @@ We recommend deploying a cluster that includes three CTS instances. This is so t
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$ curl localhost:<port>/status/tasks
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```
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Repeat the procedure to start the remaining instances for your cluster.
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## Modify an instance configuration
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You can implement a rolling update to update a non-task configuration for a CTS instance, such as the Consul connection settings. If you need to update a task in the instance configuration, refer to [Modify tasks](#modify-tasks).
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