import (
"bytes"
+ "crypto/tls"
"fmt"
"io"
+ "math"
"net/http"
+ "net/url"
+ "time"
+
+ "github.com/hashicorp/go-retryablehttp"
+ log "github.com/sirupsen/logrus"
)
+const ContentTypeJSON = "application/json"
+const ContentTypePlain = "text/plain"
+
// HTTPClient interface
type HTTPClient interface {
Get(url string) (*http.Response, error)
return fmt.Sprintf("Request failed due to error response with status: %v and body: %v", pe.StatusCode, string(pe.Body))
}
-var (
- Client HTTPClient
-)
-
-func init() {
- Client = &http.Client{}
-}
-
-func Get(url string) ([]byte, error) {
- if response, err := Client.Get(url); err == nil {
- defer response.Body.Close()
- if responseData, err := io.ReadAll(response.Body); err == nil {
- if isResponseSuccess(response.StatusCode) {
+func Get(url string, client HTTPClient) ([]byte, error) {
+ if response, err := client.Get(url); err == nil {
+ if isResponseSuccess(response.StatusCode) {
+ defer response.Body.Close()
+ if responseData, err := io.ReadAll(response.Body); err == nil {
return responseData, nil
} else {
- requestError := RequestError{
- StatusCode: response.StatusCode,
- Body: responseData,
- }
- return nil, requestError
+ return nil, err
}
} else {
- return nil, err
+ return nil, getRequestError(response)
}
} else {
return nil, err
}
}
-func Put(url string, body []byte) error {
- return do(http.MethodPut, url, body)
+func Put(url string, body []byte, client HTTPClient) error {
+ return do(http.MethodPut, url, body, ContentTypeJSON, client)
}
-func Post(url string, body []byte) error {
- return do(http.MethodPost, url, body)
+func Post(url string, body []byte, contentType string, client HTTPClient) error {
+ return do(http.MethodPost, url, body, contentType, client)
}
-func do(method string, url string, body []byte) error {
+func do(method string, url string, body []byte, contentType string, client HTTPClient) error {
if req, reqErr := http.NewRequest(method, url, bytes.NewBuffer(body)); reqErr == nil {
- req.Header.Set("Content-Type", "application/json; charset=utf-8")
- if response, respErr := Client.Do(req); respErr == nil {
+ req.Header.Set("Content-Type", contentType)
+ if response, respErr := client.Do(req); respErr == nil {
if isResponseSuccess(response.StatusCode) {
return nil
} else {
}
return putError
}
+
+func CreateClientCertificate(certPath string, keyPath string) (tls.Certificate, error) {
+ if cert, err := tls.LoadX509KeyPair(certPath, keyPath); err == nil {
+ return cert, nil
+ } else {
+ return tls.Certificate{}, fmt.Errorf("cannot create x509 keypair from cert file %s and key file %s due to: %v", certPath, keyPath, err)
+ }
+}
+
+func CreateRetryClient(cert tls.Certificate) *http.Client {
+ rawRetryClient := retryablehttp.NewClient()
+ rawRetryClient.Logger = leveledLogger{}
+ rawRetryClient.RetryWaitMax = time.Minute
+ rawRetryClient.RetryMax = math.MaxInt
+ rawRetryClient.HTTPClient.Transport = getSecureTransportWithoutVerify(cert)
+
+ client := rawRetryClient.StandardClient()
+ return client
+}
+
+func CreateClientWithoutRetry(cert tls.Certificate, timeout time.Duration) *http.Client {
+ return &http.Client{
+ Timeout: timeout,
+ Transport: getSecureTransportWithoutVerify(cert),
+ }
+}
+
+func getSecureTransportWithoutVerify(cert tls.Certificate) *http.Transport {
+ return &http.Transport{
+ TLSClientConfig: &tls.Config{
+ Certificates: []tls.Certificate{
+ cert,
+ },
+ InsecureSkipVerify: true,
+ },
+ }
+}
+
+func IsUrlSecure(configUrl string) bool {
+ u, _ := url.Parse(configUrl)
+ return u.Scheme == "https"
+}
+
+// Used to get leveled logging in the RetryClient
+type leveledLogger struct {
+}
+
+func (ll leveledLogger) Error(msg string, keysAndValues ...interface{}) {
+ log.WithFields(getFields(keysAndValues)).Error(msg)
+}
+func (ll leveledLogger) Info(msg string, keysAndValues ...interface{}) {
+ log.WithFields(getFields(keysAndValues)).Info(msg)
+}
+func (ll leveledLogger) Debug(msg string, keysAndValues ...interface{}) {
+ log.WithFields(getFields(keysAndValues)).Debug(msg)
+}
+func (ll leveledLogger) Warn(msg string, keysAndValues ...interface{}) {
+ log.WithFields(getFields(keysAndValues)).Warn(msg)
+}
+
+func getFields(keysAndValues []interface{}) log.Fields {
+ fields := log.Fields{}
+ for i := 0; i < len(keysAndValues); i = i + 2 {
+ fields[fmt.Sprint(keysAndValues[i])] = keysAndValues[i+1]
+ }
+ return fields
+}