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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,145 @@ | ||
| /* | ||
| (c) Copyright [2023] Open Text. | ||
| Licensed under the Apache License, Version 2.0 (the "License"); | ||
| You may not use this file except in compliance with the License. | ||
| You may obtain a copy of the License at | ||
| http://www.apache.org/licenses/LICENSE-2.0 | ||
| Unless required by applicable law or agreed to in writing, software | ||
| distributed under the License is distributed on an "AS IS" BASIS, | ||
| WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| See the License for the specific language governing permissions and | ||
| limitations under the License. | ||
| */ | ||
|
|
||
| package vclusterops | ||
|
|
||
| import ( | ||
| "errors" | ||
| "fmt" | ||
| "os" | ||
|
|
||
| "github.com/vertica/vcluster/vclusterops/util" | ||
| "github.com/vertica/vcluster/vclusterops/vlog" | ||
| ) | ||
|
|
||
| type NMAGetScrutinizeTarOp struct { | ||
| OpBase | ||
| id string | ||
| hostNodeNameMap map[string]string // must correspond to host list exactly! | ||
| batch string | ||
| } | ||
|
|
||
| func makeNMAGetScrutinizeTarOp(log vlog.Printer, | ||
| id, batch string, | ||
| hosts []string, | ||
| hostNodeNameMap map[string]string) (NMAGetScrutinizeTarOp, error) { | ||
| op := NMAGetScrutinizeTarOp{} | ||
| op.name = "NMAGetScrutinizeTarOp" | ||
| op.log = log.WithName(op.name) | ||
| op.id = id | ||
| op.batch = batch | ||
| op.hostNodeNameMap = hostNodeNameMap | ||
| op.hosts = hosts | ||
|
|
||
| // the caller is responsible for making sure hosts and maps match up exactly | ||
| err := validateHostMaps(hosts, hostNodeNameMap) | ||
| if err != nil { | ||
| return op, err | ||
| } | ||
| err = op.createOutputDir() | ||
| return op, err | ||
| } | ||
|
|
||
| // createOutputDir creates a subdirectory {id} under /tmp/scrutinize/remote, which | ||
| // may also be created by this function. the "remote" subdirectory is created to | ||
| // separate local scrutinize data staged by the NMA (placed in /tmp/scrutinize/) from | ||
| // data gathered by vcluster from all reachable hosts. | ||
| func (op *NMAGetScrutinizeTarOp) createOutputDir() error { | ||
| const OwnerReadWriteExecute = 0700 | ||
| outputDir := fmt.Sprintf("%s/%s/", scrutinizeRemoteOutputPath, op.id) | ||
| if err := os.MkdirAll(outputDir, OwnerReadWriteExecute); err != nil { | ||
| return err | ||
| } | ||
| stagingDirPathAccess := util.CanWriteAccessDir(outputDir) | ||
| if stagingDirPathAccess == util.FileNotExist { | ||
| return fmt.Errorf("opening scrutinize output directory failed: '%s'", outputDir) | ||
| } | ||
| if stagingDirPathAccess == util.NoWritePerm { | ||
| return fmt.Errorf("scrutinize output directory not writeable: '%s'", outputDir) | ||
| } | ||
| return nil | ||
| } | ||
|
|
||
| func (op *NMAGetScrutinizeTarOp) setupClusterHTTPRequest(hosts []string) error { | ||
| op.clusterHTTPRequest = ClusterHTTPRequest{} | ||
| op.clusterHTTPRequest.RequestCollection = make(map[string]HostHTTPRequest) | ||
| op.setVersionToSemVar() | ||
|
|
||
| for _, host := range hosts { | ||
| nodeName := op.hostNodeNameMap[host] | ||
|
|
||
| httpRequest := HostHTTPRequest{} | ||
| httpRequest.Method = GetMethod | ||
| httpRequest.buildNMAEndpoint(scrutinizeURLPrefix + op.id + "/" + nodeName + "/" + op.batch) | ||
| op.clusterHTTPRequest.RequestCollection[host] = httpRequest | ||
| } | ||
|
|
||
| return nil | ||
| } | ||
|
|
||
| func (op *NMAGetScrutinizeTarOp) prepare(execContext *OpEngineExecContext) error { | ||
| hostToFilePathsMap := map[string]string{} | ||
| for _, host := range op.hosts { | ||
| hostToFilePathsMap[host] = fmt.Sprintf("%s/%s/%s-%s.tgz", | ||
| scrutinizeRemoteOutputPath, | ||
| op.id, | ||
| op.hostNodeNameMap[host], | ||
| op.batch) | ||
| } | ||
| execContext.dispatcher.setupForDownload(op.hosts, hostToFilePathsMap) | ||
|
|
||
| return op.setupClusterHTTPRequest(op.hosts) | ||
| } | ||
|
|
||
| func (op *NMAGetScrutinizeTarOp) execute(execContext *OpEngineExecContext) error { | ||
| if err := op.runExecute(execContext); err != nil { | ||
| return err | ||
| } | ||
|
|
||
| return op.processResult(execContext) | ||
| } | ||
|
|
||
| func (op *NMAGetScrutinizeTarOp) finalize(_ *OpEngineExecContext) error { | ||
| return nil | ||
| } | ||
|
|
||
| func (op *NMAGetScrutinizeTarOp) processResult(_ *OpEngineExecContext) error { | ||
| var allErrs error | ||
|
|
||
| for host, result := range op.clusterHTTPRequest.ResultCollection { | ||
| op.logResponse(host, result) | ||
|
|
||
| if result.isPassing() { | ||
| op.log.Info("Retrieved tarball", | ||
| "Host", host, | ||
| "Node", op.hostNodeNameMap[host], | ||
| "Batch", op.batch) | ||
| } else { | ||
| op.log.Error(result.err, "Failed to retrieve tarball", | ||
| "Host", host, | ||
| "Node", op.hostNodeNameMap[host], | ||
| "Batch", op.batch) | ||
| if result.isInternalError() { | ||
| op.log.PrintWarning("Failed to tar batch %s on host %s. Skipping.", op.batch, host) | ||
| } else { | ||
| err := fmt.Errorf("failed to retrieve tarball batch %s on host %s, details %w", | ||
| op.batch, host, result.err) | ||
| allErrs = errors.Join(allErrs, err) | ||
| } | ||
| } | ||
| } | ||
|
|
||
| return allErrs | ||
| } |
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