63 lines
1.5 KiB
Go
Executable File
63 lines
1.5 KiB
Go
Executable File
package alils
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import (
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"bytes"
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"crypto/md5"
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"fmt"
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"net/http"
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)
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// request sends a request to SLS.
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func request(project *LogProject, method, uri string, headers map[string]string,
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body []byte) (resp *http.Response, err error) {
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// The caller should provide 'x-sls-bodyrawsize' header
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if _, ok := headers["x-sls-bodyrawsize"]; !ok {
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err = fmt.Errorf("Can't find 'x-sls-bodyrawsize' header")
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return
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}
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// SLS public request headers
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headers["Host"] = project.Name + "." + project.Endpoint
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headers["Date"] = nowRFC1123()
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headers["x-sls-apiversion"] = version
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headers["x-sls-signaturemethod"] = signatureMethod
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if body != nil {
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bodyMD5 := fmt.Sprintf("%X", md5.Sum(body))
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headers["Content-MD5"] = bodyMD5
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if _, ok := headers["Content-Type"]; !ok {
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err = fmt.Errorf("Can't find 'Content-Type' header")
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return
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}
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}
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// Calc Authorization
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// Authorization = "SLS <AccessKeyId>:<Signature>"
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digest, err := signature(project, method, uri, headers)
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if err != nil {
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return
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}
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auth := fmt.Sprintf("SLS %v:%v", project.AccessKeyId, digest)
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headers["Authorization"] = auth
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// Initialize http request
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reader := bytes.NewReader(body)
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urlStr := fmt.Sprintf("http://%v.%v%v", project.Name, project.Endpoint, uri)
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req, err := http.NewRequest(method, urlStr, reader)
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if err != nil {
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return
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}
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for k, v := range headers {
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req.Header.Add(k, v)
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}
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// Get ready to do request
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resp, err = http.DefaultClient.Do(req)
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if err != nil {
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return
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}
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return
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}
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