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Fix: Close provider properly during abort (#26)
* Fix: Close provider properly during abort * Move list and print func to resource pkg * Move util/ to awstools-lib
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Original file line number | Diff line number | Diff line change |
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@@ -0,0 +1,84 @@ | ||
package resource | ||
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import ( | ||
"fmt" | ||
"os" | ||
"sync" | ||
"time" | ||
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"github.com/apex/log" | ||
"github.com/fatih/color" | ||
awsls "github.com/jckuester/awsls/aws" | ||
"github.com/jckuester/awsls/internal" | ||
"github.com/jckuester/awstools-lib/aws" | ||
"github.com/jckuester/awstools-lib/terraform" | ||
"github.com/jckuester/terradozer/pkg/provider" | ||
) | ||
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type UpdatedResources struct { | ||
Resources []awsls.Resource | ||
Errors []error | ||
} | ||
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// ListInMultipleAccountsAndRegions lists resources of given resource type in parallel | ||
// for multiple accounts and regions. | ||
func ListInMultipleAccountsAndRegions(rType string, hasAttrs map[string]bool, | ||
clients map[aws.ClientKey]awsls.Client, providers map[aws.ClientKey]provider.TerraformProvider) UpdatedResources { | ||
var wg sync.WaitGroup | ||
sem := internal.NewSemaphore(10) | ||
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resources := terraform.ResourcesThreadSafe{ | ||
Resources: []awsls.Resource{}, | ||
} | ||
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for key, client := range clients { | ||
log.WithFields(log.Fields{ | ||
"type": rType, | ||
"region": key.Region, | ||
"profile": key.Profile, | ||
"time": time.Now().Format("04:05.000"), | ||
}).Debugf("start listing resources") | ||
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wg.Add(1) | ||
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go func(client awsls.Client) { | ||
defer wg.Done() | ||
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// Acquire a semaphore so that we can limit concurrency | ||
sem.Acquire() | ||
defer sem.Release() | ||
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err := client.SetAccountID() | ||
if err != nil { | ||
fmt.Fprint(os.Stderr, color.RedString("Error %s: %s\n", rType, err)) | ||
return | ||
} | ||
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res, err := awsls.ListResourcesByType(&client, rType) | ||
if err != nil { | ||
fmt.Fprint(os.Stderr, color.RedString("Error %s: %s\n", rType, err)) | ||
return | ||
} | ||
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if len(hasAttrs) > 0 { | ||
// for performance reasons: | ||
// only fetch state if some attributes need to be displayed for this resource type | ||
updatesRes, errs := terraform.UpdateStates(res, providers, 10) | ||
res = updatesRes | ||
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resources.Lock() | ||
resources.Errors = append(resources.Errors, errs...) | ||
resources.Unlock() | ||
} | ||
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resources.Lock() | ||
resources.Resources = append(resources.Resources, res...) | ||
resources.Unlock() | ||
}(client) | ||
} | ||
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// Wait until listing resources of this type completes for every account and region | ||
wg.Wait() | ||
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return UpdatedResources{resources.Resources, resources.Errors} | ||
} |
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