Class: LittleGhost::Providers::Bedrock::CredentialResolver

Inherits:
Object
  • Object
show all
Defined in:
lib/little_ghost/providers/bedrock/credential_resolver.rb

Overview

Resolves common AWS credentials without depending on an AWS SDK.

Instance Method Summary collapse

Constructor Details

#initialize(environment: ENV, profile: nil, credentials_file: nil) ⇒ CredentialResolver

Uses environment and the selected shared-credentials profile.



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# File 'lib/little_ghost/providers/bedrock/credential_resolver.rb', line 22

def initialize(environment: ENV, profile: nil, credentials_file: nil)
  @environment = environment
  @profile = profile || environment["AWS_PROFILE"] || "default"
  @credentials_file = credentials_file || environment["AWS_SHARED_CREDENTIALS_FILE"] || File.expand_path("~/.aws/credentials")
end

Instance Method Details

#call ⇒ Object

Returns the first complete credential set from the environment, shared credentials, container metadata, or IMDSv2.



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# File 'lib/little_ghost/providers/bedrock/credential_resolver.rb', line 30

def call
  from_environment || from_profile || from_container || from_instance_metadata ||
    raise(CredentialError, "No AWS credentials were found in the environment, selected shared profile, container credentials, or IMDSv2")
end

#region ⇒ Object

Returns the configured AWS region, when one can be resolved.



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# File 'lib/little_ghost/providers/bedrock/credential_resolver.rb', line 36

def region
  @environment["AWS_REGION"] || @environment["AWS_DEFAULT_REGION"] || profile_values(config_file)["region"]
end