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ec2_stat.go
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/
ec2_stat.go
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package main
import (
"fmt"
"github.com/aws/aws-sdk-go/aws"
"github.com/aws/aws-sdk-go/aws/credentials"
"github.com/aws/aws-sdk-go/aws/session"
"github.com/aws/aws-sdk-go/service/ec2"
// "github.com/pquerna/termchalk/prettytable"
"github.com/olekukonko/tablewriter"
"os"
"strconv"
"strings"
)
func getPrice(InstanceType string) float64 {
price := map[string]float64{
"cc2.8xlarge": 1460.000,
"cg1.4xlarge": 1533.000,
"t2.nano": 4.745,
"t2.micro": 9.490,
"t2.small": 18.980,
"t2.medium": 37.960,
"t2.large": 75.920,
"m4.large": 87.600,
"m4.xlarge": 174.470,
"m4.2xlarge": 349.670,
"m4.4xlarge": 699.340,
"m4.10xlarge": 1747.620,
"c4.large": 76.650,
"c4.xlarge": 152.570,
"c4.2xlarge": 305.870,
"c4.4xlarge": 611.740,
"c4.8xlarge": 1222.750,
"g2.2xlarge": 474.500,
"g2.8xlarge": 1898.000,
"r3.large": 121.180,
"r3.xlarge": 243.090,
"r3.2xlarge": 485.450,
"r3.4xlarge": 970.900,
"r3.8xlarge": 1941.800,
"i2.xlarge": 622.690,
"i2.2xlarge": 1244.650,
"i2.4xlarge": 2489.300,
"i2.8xlarge": 4978.600,
"d2.xlarge": 503.700,
"d2.2xlarge": 1007.400,
"d2.4xlarge": 2014.800,
"d2.8xlarge": 4029.600,
"hi1.4xlarge": 2263.000,
"hs1.8xlarge": 3358.000,
"m3.medium": 48.910,
"m3.large": 97.090,
"m3.xlarge": 194.180,
"m3.2xlarge": 388.360,
"c3.large": 76.650,
"c3.xlarge": 153.300,
"c3.2xlarge": 306.600,
"c3.4xlarge": 613.200,
"c3.8xlarge": 1226.400,
"m1.small": 32.120,
"m1.medium": 63.510,
"m1.large": 127.750,
"m1.xlarge": 255.500,
"c1.medium": 94.900,
"c1.xlarge": 379.600,
"m2.xlarge": 178.850,
"m2.2xlarge": 357.700,
"m2.4xlarge": 715.400,
"t1.micro": 14.600,
"cr1.8xlarge": 2555.000,
}
_, ok := price[InstanceType] //check the instance type, if not found - alert
if !ok {
fmt.Println("Price not found for ", InstanceType)
}
return price[InstanceType]
}
func main() {
reportTable := map[string]float64{}
constTable := map[string]string{}
screds := credentials.NewSharedCredentials("/Users/ilyakravchenko/.aws/credentials", "myal")
config := aws.Config{Region: aws.String("us-east-1"), Credentials: screds}
sess := session.New(&config)
if sess == nil {
fmt.Println("problems with authorization")
}
svc := ec2.New(sess)
params := &ec2.DescribeInstancesInput{}
resp, err := svc.DescribeInstances(params)
if err != nil {
fmt.Println(err.Error())
return
}
for index, _ := range resp.Reservations {
for _, instance := range resp.Reservations[index].Instances {
for _, tag := range instance.Tags {
if *tag.Key == "Name" {
extraInfo := *instance.InstanceType + "," + *instance.PrivateIpAddress //store extra info
constTable[*tag.Value] = extraInfo
_, ok := reportTable[*tag.Value]
if !ok {
reportTable[*tag.Value] = getPrice(*instance.InstanceType)
} else {
reportTable[*tag.Value] += getPrice(*instance.InstanceType)
}
}
}
}
}
for key, _ := range reportTable {
_, ok := constTable[key]
if ok {
val := reportTable[key]
constTable[key] = strconv.FormatFloat(val, 'f', 2, 64) + "," + constTable[key]
}
}
table := tablewriter.NewWriter(os.Stdout)
table.SetHeader([]string{"Type", "Price", "IP", "Name"})
for k, v := range constTable {
s := strings.Split(v, ",")
s = []string{s[1], s[0], s[2]}
table.Append(append(s, k))
}
table.Render()
}