SSM Parameter Store

Protocol: JSON 1.1 (X-Amz-Target: AmazonSSM.*) Endpoint: POST http://localhost:4566/

Supported Actions

Action	Description
PutParameter	Create or update a parameter
GetParameter	Get a single parameter by name
GetParameters	Get multiple parameters by name
GetParametersByPath	Get all parameters under a path prefix
DeleteParameter	Delete a parameter
DeleteParameters	Delete multiple parameters
GetParameterHistory	List all versions of a parameter
DescribeParameters	List parameters with optional filters
LabelParameterVersion	Attach a label to a specific version
AddTagsToResource	Tag a parameter
ListTagsForResource	List tags on a parameter
RemoveTagsFromResource	Remove tags from a parameter

Configuration

floci:
  services:
    ssm:
      enabled: true
      max-parameter-history: 5   # Versions retained per parameter
  storage:
    services:
      ssm:
        mode: memory
        flush-interval-ms: 5000

Examples

export AWS_ENDPOINT=http://localhost:4566

# Store parameters
aws ssm put-parameter --endpoint-url $AWS_ENDPOINT \
  --name /app/db/host --value "localhost" --type String

aws ssm put-parameter --endpoint-url $AWS_ENDPOINT \
  --name /app/db/password --value "secret" --type SecureString

# Retrieve
aws ssm get-parameter --endpoint-url $AWS_ENDPOINT \
  --name /app/db/host

aws ssm get-parameters-by-path --endpoint-url $AWS_ENDPOINT \
  --path /app/ --recursive

# Delete
aws ssm delete-parameter --endpoint-url $AWS_ENDPOINT \
  --name /app/db/host

Parameter Types

All AWS parameter types are accepted: String, StringList, SecureString.

Note

SecureString parameters are stored as-is without actual KMS encryption in Floci. The type is preserved and returned correctly, but the value is not encrypted at rest.