"bufio"
"encoding/json"
"errors"
+ "flag"
"fmt"
"git.curoverse.com/arvados.git/sdk/go/arvadosclient"
"git.curoverse.com/arvados.git/sdk/go/blockdigest"
"git.curoverse.com/arvados.git/sdk/go/keepclient"
"git.curoverse.com/arvados.git/sdk/go/logger"
- "git.curoverse.com/arvados.git/services/datamanager/loggerutil"
"io"
"io/ioutil"
"log"
type ServerResponse struct {
Address ServerAddress
Contents ServerContents
+ Err error
}
// ReadServers struct
KeepServers []ServerAddress `json:"items"`
}
+var serviceType string
+
+func init() {
+ flag.StringVar(&serviceType,
+ "service-type",
+ "disk",
+ "Operate only on keep_services with the specified service_type, ignoring all others.")
+}
+
// String
// TODO(misha): Change this to include the UUID as well.
func (s ServerAddress) String() string {
}
// GetKeepServersAndSummarize gets keep servers from api
-func GetKeepServersAndSummarize(params GetKeepServersParams) (results ReadServers) {
- results = GetKeepServers(params)
+func GetKeepServersAndSummarize(params GetKeepServersParams) (results ReadServers, err error) {
+ results, err = GetKeepServers(params)
+ if err != nil {
+ return
+ }
log.Printf("Returned %d keep disks", len(results.ServerToContents))
results.Summarize(params.Logger)
}
// GetKeepServers from api server
-func GetKeepServers(params GetKeepServersParams) (results ReadServers) {
+func GetKeepServers(params GetKeepServersParams) (results ReadServers, err error) {
sdkParams := arvadosclient.Dict{
- "filters": [][]string{[]string{"service_type", "!=", "proxy"}},
+ "filters": [][]string{{"service_type", "!=", "proxy"}},
}
if params.Limit > 0 {
sdkParams["limit"] = params.Limit
}
var sdkResponse ServiceList
- err := params.Client.List("keep_services", sdkParams, &sdkResponse)
+ err = params.Client.List("keep_services", sdkParams, &sdkResponse)
if err != nil {
- loggerutil.FatalWithMessage(params.Logger,
- fmt.Sprintf("Error requesting keep disks from API server: %v", err))
+ return
}
- // Currently, only "disk" types are supported. Stop if any other service types are found.
+ var keepServers []ServerAddress
for _, server := range sdkResponse.KeepServers {
- if server.ServiceType != "disk" {
- loggerutil.FatalWithMessage(params.Logger,
- fmt.Sprintf("Unsupported service type %q found for: %v", server.ServiceType, server))
+ if server.ServiceType == serviceType {
+ keepServers = append(keepServers, server)
+ } else {
+ log.Printf("Skipping keep_service %q because its service_type %q does not match -service-type=%q", server, server.ServiceType, serviceType)
}
}
+ if len(keepServers) == 0 {
+ return results, fmt.Errorf("Found no keepservices with the service type %v", serviceType)
+ }
+
if params.Logger != nil {
params.Logger.Update(func(p map[string]interface{}, e map[string]interface{}) {
keepInfo := logger.GetOrCreateMap(p, "keep_info")
keepInfo["num_keep_servers_available"] = sdkResponse.ItemsAvailable
keepInfo["num_keep_servers_received"] = len(sdkResponse.KeepServers)
keepInfo["keep_servers"] = sdkResponse.KeepServers
+ keepInfo["indexable_keep_servers"] = keepServers
})
}
log.Printf("Received keep services list: %+v", sdkResponse)
if len(sdkResponse.KeepServers) < sdkResponse.ItemsAvailable {
- loggerutil.FatalWithMessage(params.Logger,
- fmt.Sprintf("Did not receive all available keep servers: %+v", sdkResponse))
+ return results, fmt.Errorf("Did not receive all available keep servers: %+v", sdkResponse)
}
- results.KeepServerIndexToAddress = sdkResponse.KeepServers
+ results.KeepServerIndexToAddress = keepServers
results.KeepServerAddressToIndex = make(map[ServerAddress]int)
for i, address := range results.KeepServerIndexToAddress {
results.KeepServerAddressToIndex[address] = i
// Send off all the index requests concurrently
responseChan := make(chan ServerResponse)
- for _, keepServer := range sdkResponse.KeepServers {
+ for _, keepServer := range results.KeepServerIndexToAddress {
// The above keepsServer variable is reused for each iteration, so
// it would be shared across all goroutines. This would result in
// us querying one server n times instead of n different servers
results.BlockToServers = make(map[blockdigest.DigestWithSize][]BlockServerInfo)
// Read all the responses
- for i := range sdkResponse.KeepServers {
+ for i := range results.KeepServerIndexToAddress {
_ = i // Here to prevent go from complaining.
response := <-responseChan
+
+ // Check if there were any errors during GetServerContents
+ if response.Err != nil {
+ return results, response.Err
+ }
+
log.Printf("Received channel response from %v containing %d files",
response.Address,
len(response.Contents.BlockDigestToInfo))
keepServer ServerAddress,
arv arvadosclient.ArvadosClient) (response ServerResponse) {
- GetServerStatus(arvLogger, keepServer, arv)
+ err := GetServerStatus(arvLogger, keepServer, arv)
+ if err != nil {
+ response.Err = err
+ return
+ }
+
+ req, err := CreateIndexRequest(arvLogger, keepServer, arv)
+ if err != nil {
+ response.Err = err
+ return
+ }
- req := CreateIndexRequest(arvLogger, keepServer, arv)
resp, err := arv.Client.Do(req)
if err != nil {
- loggerutil.FatalWithMessage(arvLogger,
- fmt.Sprintf("Error fetching %s: %v. Response was %+v",
- req.URL.String(),
- err,
- resp))
+ response.Err = err
+ return
+ }
+
+ response, err = ReadServerResponse(arvLogger, keepServer, resp)
+ if err != nil {
+ response.Err = err
+ return
}
- return ReadServerResponse(arvLogger, keepServer, resp)
+ return
}
// GetServerStatus get keep server status by invoking /status.json
func GetServerStatus(arvLogger *logger.Logger,
keepServer ServerAddress,
- arv arvadosclient.ArvadosClient) {
+ arv arvadosclient.ArvadosClient) error {
url := fmt.Sprintf("http://%s:%d/status.json",
keepServer.Host,
keepServer.Port)
resp, err := arv.Client.Get(url)
if err != nil {
- loggerutil.FatalWithMessage(arvLogger,
- fmt.Sprintf("Error getting keep status from %s: %v", url, err))
+ return fmt.Errorf("Error getting keep status from %s: %v", url, err)
} else if resp.StatusCode != 200 {
- loggerutil.FatalWithMessage(arvLogger,
- fmt.Sprintf("Received error code %d in response to request "+
- "for %s status: %s",
- resp.StatusCode, url, resp.Status))
+ return fmt.Errorf("Received error code %d in response to request "+
+ "for %s status: %s",
+ resp.StatusCode, url, resp.Status)
}
var keepStatus map[string]interface{}
decoder.UseNumber()
err = decoder.Decode(&keepStatus)
if err != nil {
- loggerutil.FatalWithMessage(arvLogger,
- fmt.Sprintf("Error decoding keep status from %s: %v", url, err))
+ return fmt.Errorf("Error decoding keep status from %s: %v", url, err)
}
if arvLogger != nil {
serverInfo["status"] = keepStatus
})
}
+
+ return nil
}
// CreateIndexRequest to the keep server
func CreateIndexRequest(arvLogger *logger.Logger,
keepServer ServerAddress,
- arv arvadosclient.ArvadosClient) (req *http.Request) {
+ arv arvadosclient.ArvadosClient) (req *http.Request, err error) {
url := fmt.Sprintf("http://%s:%d/index", keepServer.Host, keepServer.Port)
log.Println("About to fetch keep server contents from " + url)
})
}
- req, err := http.NewRequest("GET", url, nil)
+ req, err = http.NewRequest("GET", url, nil)
if err != nil {
- loggerutil.FatalWithMessage(arvLogger,
- fmt.Sprintf("Error building http request for %s: %v", url, err))
+ return req, fmt.Errorf("Error building http request for %s: %v", url, err)
}
req.Header.Add("Authorization", "OAuth2 "+arv.ApiToken)
- return
+ return req, err
}
// ReadServerResponse reads reasponse from keep server
func ReadServerResponse(arvLogger *logger.Logger,
keepServer ServerAddress,
- resp *http.Response) (response ServerResponse) {
+ resp *http.Response) (response ServerResponse, err error) {
if resp.StatusCode != 200 {
- loggerutil.FatalWithMessage(arvLogger,
- fmt.Sprintf("Received error code %d in response to request "+
- "for %s index: %s",
- resp.StatusCode, keepServer.String(), resp.Status))
+ return response, fmt.Errorf("Received error code %d in response to index request for %s: %s",
+ resp.StatusCode, keepServer.String(), resp.Status)
}
if arvLogger != nil {
numLines++
line, err := reader.ReadString('\n')
if err == io.EOF {
- loggerutil.FatalWithMessage(arvLogger,
- fmt.Sprintf("Index from %s truncated at line %d",
- keepServer.String(), numLines))
+ return response, fmt.Errorf("Index from %s truncated at line %d",
+ keepServer.String(), numLines)
} else if err != nil {
- loggerutil.FatalWithMessage(arvLogger,
- fmt.Sprintf("Error reading index response from %s at line %d: %v",
- keepServer.String(), numLines, err))
+ return response, fmt.Errorf("Error reading index response from %s at line %d: %v",
+ keepServer.String(), numLines, err)
}
if line == "\n" {
if _, err := reader.Peek(1); err == nil {
extra, _ := reader.ReadString('\n')
- loggerutil.FatalWithMessage(arvLogger,
- fmt.Sprintf("Index from %s had trailing data at line %d after EOF marker: %s",
- keepServer.String(), numLines+1, extra))
+ return response, fmt.Errorf("Index from %s had trailing data at line %d after EOF marker: %s",
+ keepServer.String(), numLines+1, extra)
} else if err != io.EOF {
- loggerutil.FatalWithMessage(arvLogger,
- fmt.Sprintf("Index from %s had read error after EOF marker at line %d: %v",
- keepServer.String(), numLines, err))
+ return response, fmt.Errorf("Index from %s had read error after EOF marker at line %d: %v",
+ keepServer.String(), numLines, err)
}
numLines--
break
}
blockInfo, err := parseBlockInfoFromIndexLine(line)
if err != nil {
- loggerutil.FatalWithMessage(arvLogger,
- fmt.Sprintf("Error parsing BlockInfo from index line "+
- "received from %s: %v",
- keepServer.String(),
- err))
+ return response, fmt.Errorf("Error parsing BlockInfo from index line "+
+ "received from %s: %v",
+ keepServer.String(),
+ err)
}
if storedBlock, ok := response.Contents.BlockDigestToInfo[blockInfo.Digest]; ok {
tokens := strings.Fields(indexLine)
if len(tokens) != 2 {
err = fmt.Errorf("Expected 2 tokens per line but received a "+
- "line containing %v instead.",
+ "line containing %#q instead.",
tokens)
}
var locator blockdigest.BlockLocator
if locator, err = blockdigest.ParseBlockLocator(tokens[0]); err != nil {
- err = fmt.Errorf("%v Received error while parsing line \"%s\"",
+ err = fmt.Errorf("%v Received error while parsing line \"%#q\"",
err, indexLine)
return
}
if len(locator.Hints) > 0 {
err = fmt.Errorf("Block locator in index line should not contain hints "+
- "but it does: %v",
+ "but it does: %#q",
locator)
return
}
type TrashList []TrashRequest
// SendTrashLists to trash queue
-func SendTrashLists(kc *keepclient.KeepClient, spl map[string]TrashList) (errs []error) {
+func SendTrashLists(arvLogger *logger.Logger, kc *keepclient.KeepClient, spl map[string]TrashList, dryRun bool) (errs []error) {
count := 0
barrier := make(chan error)
client := kc.Client
for url, v := range spl {
+ if arvLogger != nil {
+ // We need a local variable because Update doesn't call our mutator func until later,
+ // when our list variable might have been reused by the next loop iteration.
+ url := url
+ trashLen := len(v)
+ arvLogger.Update(func(p map[string]interface{}, e map[string]interface{}) {
+ trashListInfo := logger.GetOrCreateMap(p, "trash_list_len")
+ trashListInfo[url] = trashLen
+ })
+ }
+
+ if dryRun {
+ log.Printf("dry run, not sending trash list to service %s with %d blocks", url, len(v))
+ continue
+ }
+
count++
log.Printf("Sending trash list to %v", url)
barrier <- nil
}
})(url, v)
-
}
for i := 0; i < count; i++ {
projects / arvados.git / blobdiff