266 lines
10 KiB
Go
266 lines
10 KiB
Go
package aws
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import (
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"net"
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"sync"
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"time"
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"github.com/awslabs/aws-sdk-go/aws/credentials"
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"github.com/hashicorp/terraform/helper/hashcode"
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"github.com/hashicorp/terraform/helper/schema"
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"github.com/hashicorp/terraform/terraform"
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)
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// Provider returns a terraform.ResourceProvider.
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func Provider() terraform.ResourceProvider {
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// TODO: Move the validation to this, requires conditional schemas
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// TODO: Move the configuration to this, requires validation
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// These variables are closed within the `getCreds` function below.
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// This function is responsible for reading credentials from the
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// environment in the case that they're not explicitly specified
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// in the Terraform configuration.
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//
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// By using the getCreds function here instead of making the default
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// empty, we avoid asking for input on credentials if they're available
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// in the environment.
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var credVal credentials.Value
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var credErr error
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var once sync.Once
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getCreds := func() {
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// Build the list of providers to look for creds in
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providers := []credentials.Provider{
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&credentials.EnvProvider{},
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&credentials.SharedCredentialsProvider{},
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}
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// We only look in the EC2 metadata API if we can connect
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// to the metadata service within a reasonable amount of time
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conn, err := net.DialTimeout("tcp", "169.254.169.254:80", 100*time.Millisecond)
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if err == nil {
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conn.Close()
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providers = append(providers, &credentials.EC2RoleProvider{})
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}
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credVal, credErr = credentials.NewChainCredentials(providers).Get()
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// If we didn't successfully find any credentials, just
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// set the error to nil.
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if credErr == credentials.ErrNoValidProvidersFoundInChain {
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credErr = nil
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}
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}
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// getCredDefault is a function used by DefaultFunc below to
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// get the default value for various parts of the credentials.
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// This function properly handles loading the credentials, checking
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// for errors, etc.
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getCredDefault := func(def interface{}, f func() string) (interface{}, error) {
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once.Do(getCreds)
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// If there was an error, that is always first
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if credErr != nil {
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return nil, credErr
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}
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// If the value is empty string, return nil (not set)
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val := f()
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if val == "" {
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return def, nil
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}
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return val, nil
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}
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// The actual provider
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return &schema.Provider{
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Schema: map[string]*schema.Schema{
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"access_key": &schema.Schema{
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Type: schema.TypeString,
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Required: true,
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DefaultFunc: func() (interface{}, error) {
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return getCredDefault(nil, func() string {
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return credVal.AccessKeyID
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})
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},
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Description: descriptions["access_key"],
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},
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"secret_key": &schema.Schema{
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Type: schema.TypeString,
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Required: true,
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DefaultFunc: func() (interface{}, error) {
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return getCredDefault(nil, func() string {
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return credVal.SecretAccessKey
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})
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},
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Description: descriptions["secret_key"],
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},
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"token": &schema.Schema{
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Type: schema.TypeString,
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Optional: true,
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DefaultFunc: func() (interface{}, error) {
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return getCredDefault("", func() string {
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return credVal.SessionToken
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})
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},
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Description: descriptions["token"],
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},
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"region": &schema.Schema{
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Type: schema.TypeString,
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Required: true,
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DefaultFunc: schema.MultiEnvDefaultFunc([]string{
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"AWS_REGION",
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"AWS_DEFAULT_REGION",
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}, nil),
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Description: descriptions["region"],
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InputDefault: "us-east-1",
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},
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"max_retries": &schema.Schema{
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Type: schema.TypeInt,
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Optional: true,
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Default: 11,
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Description: descriptions["max_retries"],
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},
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"allowed_account_ids": &schema.Schema{
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Type: schema.TypeSet,
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Elem: &schema.Schema{Type: schema.TypeString},
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Optional: true,
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ConflictsWith: []string{"forbidden_account_ids"},
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Set: func(v interface{}) int {
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return hashcode.String(v.(string))
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},
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},
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"forbidden_account_ids": &schema.Schema{
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Type: schema.TypeSet,
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Elem: &schema.Schema{Type: schema.TypeString},
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Optional: true,
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ConflictsWith: []string{"allowed_account_ids"},
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Set: func(v interface{}) int {
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return hashcode.String(v.(string))
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},
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},
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},
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ResourcesMap: map[string]*schema.Resource{
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"aws_app_cookie_stickiness_policy": resourceAwsAppCookieStickinessPolicy(),
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"aws_autoscaling_group": resourceAwsAutoscalingGroup(),
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"aws_autoscaling_notification": resourceAwsAutoscalingNotification(),
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"aws_autoscaling_policy": resourceAwsAutoscalingPolicy(),
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"aws_cloudwatch_metric_alarm": resourceAwsCloudWatchMetricAlarm(),
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"aws_customer_gateway": resourceAwsCustomerGateway(),
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"aws_db_instance": resourceAwsDbInstance(),
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"aws_db_parameter_group": resourceAwsDbParameterGroup(),
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"aws_db_security_group": resourceAwsDbSecurityGroup(),
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"aws_db_subnet_group": resourceAwsDbSubnetGroup(),
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"aws_dynamodb_table": resourceAwsDynamoDbTable(),
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"aws_ebs_volume": resourceAwsEbsVolume(),
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"aws_ecs_cluster": resourceAwsEcsCluster(),
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"aws_ecs_service": resourceAwsEcsService(),
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"aws_ecs_task_definition": resourceAwsEcsTaskDefinition(),
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"aws_eip": resourceAwsEip(),
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"aws_elasticache_cluster": resourceAwsElasticacheCluster(),
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"aws_elasticache_parameter_group": resourceAwsElasticacheParameterGroup(),
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"aws_elasticache_security_group": resourceAwsElasticacheSecurityGroup(),
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"aws_elasticache_subnet_group": resourceAwsElasticacheSubnetGroup(),
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"aws_elb": resourceAwsElb(),
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"aws_flow_log": resourceAwsFlowLog(),
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"aws_iam_access_key": resourceAwsIamAccessKey(),
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"aws_iam_group_policy": resourceAwsIamGroupPolicy(),
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"aws_iam_group": resourceAwsIamGroup(),
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"aws_iam_group_membership": resourceAwsIamGroupMembership(),
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"aws_iam_instance_profile": resourceAwsIamInstanceProfile(),
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"aws_iam_policy": resourceAwsIamPolicy(),
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"aws_iam_policy_attachment": resourceAwsIamPolicyAttachment(),
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"aws_iam_role_policy": resourceAwsIamRolePolicy(),
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"aws_iam_role": resourceAwsIamRole(),
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"aws_iam_server_certificate": resourceAwsIAMServerCertificate(),
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"aws_iam_user_policy": resourceAwsIamUserPolicy(),
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"aws_iam_user": resourceAwsIamUser(),
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"aws_instance": resourceAwsInstance(),
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"aws_internet_gateway": resourceAwsInternetGateway(),
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"aws_key_pair": resourceAwsKeyPair(),
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"aws_kinesis_stream": resourceAwsKinesisStream(),
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"aws_lambda_function": resourceAwsLambdaFunction(),
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"aws_launch_configuration": resourceAwsLaunchConfiguration(),
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"aws_lb_cookie_stickiness_policy": resourceAwsLBCookieStickinessPolicy(),
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"aws_main_route_table_association": resourceAwsMainRouteTableAssociation(),
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"aws_network_acl": resourceAwsNetworkAcl(),
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"aws_network_interface": resourceAwsNetworkInterface(),
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"aws_proxy_protocol_policy": resourceAwsProxyProtocolPolicy(),
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"aws_route53_delegation_set": resourceAwsRoute53DelegationSet(),
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"aws_route53_record": resourceAwsRoute53Record(),
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"aws_route53_zone_association": resourceAwsRoute53ZoneAssociation(),
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"aws_route53_zone": resourceAwsRoute53Zone(),
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"aws_route53_health_check": resourceAwsRoute53HealthCheck(),
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"aws_route_table": resourceAwsRouteTable(),
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"aws_route_table_association": resourceAwsRouteTableAssociation(),
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"aws_s3_bucket": resourceAwsS3Bucket(),
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"aws_security_group": resourceAwsSecurityGroup(),
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"aws_security_group_rule": resourceAwsSecurityGroupRule(),
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"aws_spot_instance_request": resourceAwsSpotInstanceRequest(),
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"aws_sqs_queue": resourceAwsSqsQueue(),
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"aws_sns_topic": resourceAwsSnsTopic(),
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"aws_sns_topic_subscription": resourceAwsSnsTopicSubscription(),
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"aws_subnet": resourceAwsSubnet(),
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"aws_volume_attachment": resourceAwsVolumeAttachment(),
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"aws_vpc_dhcp_options_association": resourceAwsVpcDhcpOptionsAssociation(),
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"aws_vpc_dhcp_options": resourceAwsVpcDhcpOptions(),
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"aws_vpc_peering_connection": resourceAwsVpcPeeringConnection(),
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"aws_vpc": resourceAwsVpc(),
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"aws_vpn_connection": resourceAwsVpnConnection(),
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"aws_vpn_connection_route": resourceAwsVpnConnectionRoute(),
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"aws_vpn_gateway": resourceAwsVpnGateway(),
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},
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ConfigureFunc: providerConfigure,
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}
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}
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var descriptions map[string]string
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func init() {
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descriptions = map[string]string{
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"region": "The region where AWS operations will take place. Examples\n" +
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"are us-east-1, us-west-2, etc.",
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"access_key": "The access key for API operations. You can retrieve this\n" +
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"from the 'Security & Credentials' section of the AWS console.",
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"secret_key": "The secret key for API operations. You can retrieve this\n" +
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"from the 'Security & Credentials' section of the AWS console.",
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"token": "session token. A session token is only required if you are\n" +
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"using temporary security credentials.",
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"max_retries": "The maximum number of times an AWS API request is\n" +
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"being executed. If the API request still fails, an error is\n" +
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"thrown.",
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}
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}
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func providerConfigure(d *schema.ResourceData) (interface{}, error) {
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config := Config{
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AccessKey: d.Get("access_key").(string),
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SecretKey: d.Get("secret_key").(string),
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Token: d.Get("token").(string),
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Region: d.Get("region").(string),
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MaxRetries: d.Get("max_retries").(int),
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}
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if v, ok := d.GetOk("allowed_account_ids"); ok {
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config.AllowedAccountIds = v.(*schema.Set).List()
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}
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if v, ok := d.GetOk("forbidden_account_ids"); ok {
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config.ForbiddenAccountIds = v.(*schema.Set).List()
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}
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return config.Client()
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}
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