aws sdk utils
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81c611383b
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@ -9,13 +9,19 @@ import (
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"github.com/aws/aws-sdk-go-v2/config"
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"github.com/aws/aws-sdk-go-v2/service/ec2"
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"github.com/aws/aws-sdk-go-v2/service/ec2/types"
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"github.com/google/uuid"
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"github.com/thefeli73/polemos/state"
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)
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// AwsInstance is basic info about a single aws instance (instance id, redion, pubIP and privIP)
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type AwsInstance struct {
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InstanceID string
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Region string
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PublicIP string
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PrivateIP string
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}
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// NewConfig creates a AWS config for a specific region
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func NewConfig(region string, credentials string) aws.Config {
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// Create a new AWS config
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cfg, err := config.LoadDefaultConfig(context.TODO(), config.WithSharedConfigFiles([]string{credentials}), config.WithRegion(region))
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if err != nil {
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fmt.Println("Error creating config:", err)
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@ -26,9 +32,9 @@ func NewConfig(region string, credentials string) aws.Config {
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}
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// IndexInstances scans all configured regions for instances and add them to services
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func IndexInstances(config state.Config) {
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func IndexInstances(config state.Config) []AwsInstance {
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awsInstances := []AwsInstance{}
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for _, region := range config.AWS.Regions {
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//fmt.Println("Listing instances in region:", region)
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awsConfig := NewConfig(region, config.AWS.CredentialsPath)
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instances, err := Instances(awsConfig)
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if err != nil {
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@ -36,38 +42,33 @@ func IndexInstances(config state.Config) {
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continue
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}
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//fmt.Println("Listing instances in region:", region)
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for _, instance := range instances {
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InstanceInfo(awsConfig, *instance.InstanceId)
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u := uuid.New()
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_ = u
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var publicAddr string
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if instance.PublicIpAddress != nil {
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publicAddr = aws.ToString(instance.PublicIpAddress)
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}
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awsInstances = append(awsInstances, AwsInstance{
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InstanceID: aws.ToString(instance.InstanceId),
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Region: region,
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PublicIP: publicAddr,
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PrivateIP: aws.ToString(instance.PrivateIpAddress)})
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}
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}
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return awsInstances
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}
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// InstanceInfo collects info about a specific instance in a region
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func InstanceInfo(config aws.Config, instanceID string) {
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// Create a new EC2 service client
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svc := ec2.NewFromConfig(config)
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input := &ec2.DescribeInstancesInput{
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InstanceIds: []string{instanceID},
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}
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result, err := svc.DescribeInstances(context.TODO(), input)
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if err != nil {
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fmt.Println("Error describing instance:", err)
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return
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}
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// Print instance information
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instance := result.Reservations[0].Instances[0]
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fmt.Println("Instance ID:", aws.ToString(instance.InstanceId))
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fmt.Println("Instance Type:", string(instance.InstanceType))
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fmt.Println("AMI ID:", aws.ToString(instance.ImageId))
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fmt.Println("State:", string(instance.State.Name))
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fmt.Println("Availability Zone:", aws.ToString(instance.Placement.AvailabilityZone))
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// PrintInstanceInfo prints info about a specific instance in a region
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func PrintInstanceInfo(instance *types.Instance) {
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fmt.Println("\tInstance ID:", aws.ToString(instance.InstanceId))
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fmt.Println("\t\tInstance Type:", string(instance.InstanceType))
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fmt.Println("\t\tAMI ID:", aws.ToString(instance.ImageId))
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fmt.Println("\t\tState:", string(instance.State.Name))
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fmt.Println("\t\tAvailability Zone:", aws.ToString(instance.Placement.AvailabilityZone))
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if instance.PublicIpAddress != nil {
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fmt.Println("Public IP Address:", aws.ToString(instance.PublicIpAddress))
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fmt.Println("\t\tPublic IP Address:", aws.ToString(instance.PublicIpAddress))
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}
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fmt.Println("Private IP Address:", aws.ToString(instance.PrivateIpAddress))
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fmt.Println("\t\tPrivate IP Address:", aws.ToString(instance.PrivateIpAddress))
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}
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// Instances returns all instances for a config i.e. a region
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