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logs.go
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logs.go
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package aci
import (
"context"
"encoding/json"
"errors"
"fmt"
"net/http"
"net/url"
"github.com/virtual-kubelet/virtual-kubelet/providers/azure/client/api"
)
// GetContainerLogs returns the logs from an Azure Container Instance
// in the provided resource group with the given container group name.
// From: https://docs.microsoft.com/en-us/rest/api/container-instances/ContainerLogs/List
func (c *Client) GetContainerLogs(ctx context.Context, resourceGroup, containerGroupName, containerName string, tail int) (*Logs, error) {
urlParams := url.Values{
"api-version": []string{apiVersion},
"tail": []string{fmt.Sprintf("%d", tail)},
}
// Create the url.
uri := api.ResolveRelative(c.auth.ResourceManagerEndpoint, containerLogsURLPath)
uri += "?" + url.Values(urlParams).Encode()
// Create the request.
req, err := http.NewRequest("GET", uri, nil)
if err != nil {
return nil, fmt.Errorf("Creating get container logs uri request failed: %v", err)
}
req = req.WithContext(ctx)
// Add the parameters to the url.
if err := api.ExpandURL(req.URL, map[string]string{
"subscriptionId": c.auth.SubscriptionID,
"resourceGroup": resourceGroup,
"containerGroupName": containerGroupName,
"containerName": containerName,
}); err != nil {
return nil, fmt.Errorf("Expanding URL with parameters failed: %v", err)
}
// Send the request.
resp, err := c.hc.Do(req)
if err != nil {
return nil, fmt.Errorf("Sending get container logs request failed: %v", err)
}
defer resp.Body.Close()
// 200 (OK) is a success response.
if err := api.CheckResponse(resp); err != nil {
return nil, err
}
// Decode the body from the response.
if resp.Body == nil {
return nil, errors.New("Create container logs returned an empty body in the response")
}
var logs Logs
if err := json.NewDecoder(resp.Body).Decode(&logs); err != nil {
return nil, fmt.Errorf("Decoding get container logs response body failed: %v", err)
}
return &logs, nil
}