Environment Variables

If you don't want to use configuration files or use command-line arguments, you can choose to use environment variables for configuration. The environment variables are divided into sections for convenience, per the configuration file.

System

Variable	Setting	Expected value
SKY_SYSTEM_HOST	Sets the host	A valid IPv4/IPv6 address
SKY_SYSTEM_PORT	Sets the port	16-bit positive integer
SKY_SYSTEM_NOART	Disables terminal artwork	true/false
SKY_SYSTEM_MAXCON	Sets the maximum connections	64/32 bit positive integer, depending on system
SKY_DEPLOYMENT_MODE	Sets the deployment mode	Should be set to dev or prod depending on deployment mode

BGSAVE

Variable	Setting	Expected value
SKY_BGSAVE_ENABLED	Enables/disables BGSAVE	true/false
SKY_BGSAVE_DURATION	Sets the BGSAVE interval	Non-zero 64-bit positive integer

Snapshots

Variable	Setting	Expected value
SKY_SNAPSHOT_ENABLED	Enables/disables snapshots	true/false
SKY_SNAPSHOT_DURATION	Sets the snapshot interval	Non-zero 64-bit positive integer
SKY_SNAPSHOT_KEEP	Sets the maximum number of snapshots to keep	0 for keeping all or any positive 32/64 bit integer
SKY_SNAPSHOT_FAILSAFE	Sets if writes should be disabled on snapshot failure	true/false

TLS

Variable	Setting	Expected value
SKY_TLS_PORT	Sets the TLS port	16-bit positive integer
SKY_TLS_ONLY	Enables/disables TLS only mode	true/false
SKY_TLS_CERT	Sets the location of the TLS cert	String
SKY_TLS_KEY	Sets the location of the TLS private key	String
SKY_TLS_PASSIN	Sets the location of the TLS private key password	String

Authn

Variable	Setting	Expected value
SKY_AUTH_ORIGIN_KEY	Sets the authn origin key	A 40-byte long ASCII string