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Add env var defaults and processing to server #145

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Merged
merged 8 commits into from
Nov 24, 2025
Merged

Add env var defaults and processing to server #145

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45489a7
Bump tink dependencies
RyanDraves Nov 16, 2025
61064a5
actually bump the thing
RyanDraves Nov 16, 2025
5481e04
secret loading made easier
RyanDraves Nov 16, 2025
db9560a
add ts authkey as well
RyanDraves Nov 17, 2025
4f27976
Merge remote-tracking branch 'upstream/main' into contribute
RyanDraves Nov 17, 2025
9130db4
just the env vars + some help strings
RyanDraves Nov 17, 2025
7ce43e6
Update cmd/setec/setec.go
RyanDraves Nov 21, 2025
5edbf84
remove dev env var option
RyanDraves Nov 23, 2025
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27 changes: 20 additions & 7 deletions cmd/setec/setec.go
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Original file line number Diff line number Diff line change
Expand Up @@ -65,7 +65,20 @@ the node on the tailnet.
With the --dev flag, the server runs with a dummy KMS. This mode is intended
for debugging and is NOT SAFE for production use.

Otherwise you must provide a --kms-key-name to use to encrypt the database.`,
Otherwise you must provide a --kms-key-name to use to encrypt the database.

Most of the settings can be set via environment variables as well as flags.

--------------------------------------------------------------------
Flag Variable Format Default
--------------------------------------------------------------------
--state-dir SETEC_DIR path (required)
--hostname SETEC_HOSTNAME string (required)
--kms-key-name SETEC_KMS_KEY_NAME string (required unless --dev)
--backup-bucket SETEC_BACKUP_BUCKET string (optional)
--backup-bucket-region SETEC_BACKUP_BUCKET_REGION string (optional)
--backup-role SETEC_BACKUP_ROLE string (optional)
`,

SetFlags: command.Flags(flax.MustBind, &serverArgs),
Run: command.Adapt(runServer),
Expand Down Expand Up @@ -147,12 +160,12 @@ generate the token, then re-run appending the provided value.`,
}

var serverArgs struct {
StateDir string `flag:"state-dir,Server state directory"`
Hostname string `flag:"hostname,Tailscale hostname to use"`
KMSKeyName string `flag:"kms-key-name,Name of KMS key to use for database encryption"`
BackupBucket string `flag:"backup-bucket,Name of AWS S3 bucket to use for database backups"`
BackupBucketRegion string `flag:"backup-bucket-region,AWS region of the backup S3 bucket"`
BackupRole string `flag:"backup-role,Name of AWS IAM role to assume to write backups"`
StateDir string `flag:"state-dir,default=$SETEC_STATE_DIR,Server state directory"`
Hostname string `flag:"hostname,default=$SETEC_HOSTNAME,Tailscale hostname to use"`
KMSKeyName string `flag:"kms-key-name,default=$SETEC_KMS_KEY_NAME,Name of KMS key to use for database encryption"`
BackupBucket string `flag:"backup-bucket,default=$SETEC_BACKUP_BUCKET,Name of AWS S3 bucket to use for database backups"`
BackupBucketRegion string `flag:"backup-bucket-region,default=$SETEC_BACKUP_BUCKET_REGION,AWS region of the backup S3 bucket"`
BackupRole string `flag:"backup-role,default=$SETEC_BACKUP_ROLE,Name of AWS IAM role to assume to write backups"`
Dev bool `flag:"dev,Run in developer mode"`
}

Expand Down