move files from private to public

.gitignore

@@ -0,0 +1,5 @@
+*.6
+_obj
+6.out
+_testmain.go
+_test

Makefile

@@ -0,0 +1,6 @@
+include $(GOROOT)/src/Make.inc
+
+TARG=amzses
+GOFILES=amzses.go
+
+include $(GOROOT)/src/Make.pkg

amzses.go

@@ -0,0 +1,90 @@
+package amzses
+
+import (
+	"crypto/hmac"
+	"encoding/base64"
+	"errors"
+	"fmt"
+	"github.com/stathat/jconfig"
+	"io/ioutil"
+	"log"
+	"net/http"
+	"net/url"
+	"time"
+)
+
+const (
+	endpoint = "https://email.us-east-1.amazonaws.com"
+)
+
+var accessKey, secretKey string
+
+func init() {
+	config := jconfig.LoadConfig("/etc/aws.conf")
+	accessKey = config.GetString("aws_access_key")
+	secretKey = config.GetString("aws_secret_key")
+}
+
+func SendMail(from, to, subject, body string) (string, error) {
+	data := make(url.Values)
+	data.Add("Action", "SendEmail")
+	data.Add("Source", from)
+	data.Add("Destination.ToAddresses.member.1", to)
+	data.Add("Message.Subject.Data", subject)
+	data.Add("Message.Body.Text.Data", body)
+	data.Add("AWSAccessKeyId", accessKey)
+
+	return sesGet(data)
+}
+
+func authorizationHeader(date string) []string {
+	h := hmac.NewSHA256([]uint8(secretKey))
+	h.Write([]uint8(date))
+	signature := base64.StdEncoding.EncodeToString(h.Sum(nil))
+	auth := fmt.Sprintf("AWS3-HTTPS AWSAccessKeyId=%s, Algorithm=HmacSHA256, Signature=%s", accessKey, signature)
+	return []string{auth}
+}
+
+func sesGet(data url.Values) (string, error) {
+	urlstr := fmt.Sprintf("%s?%s", endpoint, data.Encode())
+	endpointURL, _ := url.Parse(urlstr)
+	headers := map[string][]string{}
+
+	now := time.Now().UTC()
+	// date format: "Tue, 25 May 2010 21:20:27 +0000"
+	date := now.Format("Mon, 02 Jan 2006 15:04:05 -0700")
+	headers["Date"] = []string{date}
+
+	h := hmac.NewSHA256([]uint8(secretKey))
+	h.Write([]uint8(date))
+	signature := base64.StdEncoding.EncodeToString(h.Sum(nil))
+	auth := fmt.Sprintf("AWS3-HTTPS AWSAccessKeyId=%s, Algorithm=HmacSHA256, Signature=%s", accessKey, signature)
+	headers["X-Amzn-Authorization"] = []string{auth}
+
+	req := http.Request{
+		URL:        endpointURL,
+		Method:     "GET",
+		ProtoMajor: 1,
+		ProtoMinor: 1,
+		Close:      true,
+		Header:     headers,
+	}
+
+	r, err := http.DefaultClient.Do(&req)
+	if err != nil {
+		log.Printf("http error: %s", err)
+		return "", err
+	}
+
+	resultbody, _ := ioutil.ReadAll(r.Body)
+	r.Body.Close()
+
+	if r.StatusCode != 200 {
+		log.Printf("error, status = %d", r.StatusCode)
+
+		log.Printf("error response: %s", resultbody)
+		return "", errors.New(string(resultbody))
+	}
+
+	return string(resultbody), nil
+}