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Custom configuration
How to edit the configuration file on Linux
Custom application configuration can be achieved by editing the customer.env environment file.
The following steps are required to change different parameters in this file:
Navigate to /etc/mdss/customer.env and open the file
If the parameter that needs to be changed is not present, add the new parameter with the desired value. If it already exists, just edit the value.
Save the file
In order for the changes to apply, please restart the application by running the following command:
How to edit the configuration file on Windows
Custom application configuration can be achieved by editing the customer.env environment file.
The following steps are required to change different parameters in this file:
By default the file is located in C:\Program Files\OPSWAT\MetaDefender Storage Security\config\cutomer.env
If the parameter that needs to be changed is not present, add the new parameter with the desired value. If it already exists, just edit the value
Save the file
In order for the changes to apply, please restart the application by running the following command:
Increase the number of concurrent scans
To be able to scan multiple files at the same time, the event bus needs to be configured accordingly. Please add the following environment variable in your customer.env file (as described above):
Environment Variable | Default Value | Maximum Value | Description |
|---|---|---|---|
RABBITMQ_SCANNING_PREFETCH_COUNT | 20 | 200 | Allow up to 50 files to be scanned at the same time. |
Certificate validation for MetaDefender Core connection
This environment variable controls certificate validation for MetaDefender Core integration during HTTP(S) requests. It is useful when MetaDefender Storage Security needs to accept a partially valid certificate chain or a self-signed certificate.
Environment Variable | Default Value | Possible Values |
|---|---|---|
MD_CORE_CERTIFICATE_VALIDATION | 0 | 0 - Use the built-in validation (recommended) 1 - Ignore certificate chain errors 2 - Ignore all certificate errors |
Description
0 → A MetaDefender Core server with invalid certificate can't be integrated
1 → A MetaDefender Core server with certificate chain errors can be integrated
2 → A MetaDefender Core server with invalid certificate can be integrated
MetaDefender Core unavailability period
Configure the period of time a MetaDefender Core server is considered unavailable when a scan failure occurs.
Environment Variable | Default Value | Description |
|---|---|---|
LOAD_BALANCER_MD_CORE_UNAVAILABLE_TIME | 5 | When a scan fails, the respective MetaDefender Core server will be unavailable for this period of time (in minutes). The load balancer cannot choose it for another file during this time period. |
Azure Blobs
Configure the number of blobs read in one request
Environment Variable | Default Value | Max Value | Description |
|---|---|---|---|
AZURE_BLOB_PAGE_SIZE | 100 | 5000 | Number of blobs discovered in container in a single request. |
Amazon S3
Configure the validity duration of presigned URL used for download files from storage
Environment Variable | Default Value | Min Value | Description |
|---|---|---|---|
PRESIGNED_URL_EXPIRATION_SECONDS | 259200 | 30 | Value is defined in seconds |