// mainList - is a handler for mc ls command
func mainList(ctx *cli.Context) {
// Additional command speific theme customization.
console.SetColor("File", color.New(color.FgWhite))
console.SetColor("Dir", color.New(color.FgCyan, color.Bold))
console.SetColor("Size", color.New(color.FgYellow))
console.SetColor("Time", color.New(color.FgGreen))
// Set global flags from context.
setGlobalsFromContext(ctx)
// check 'ls' cli arguments.
checkListSyntax(ctx)
// Set command flags from context.
isRecursive := ctx.Bool("recursive")
isIncomplete := ctx.Bool("incomplete")
args := ctx.Args()
// mimic operating system tool behavior.
if !ctx.Args().Present() {
args = []string{"."}
}
for _, targetURL := range args {
var clnt client.Client
clnt, err := newClient(targetURL)
fatalIf(err.Trace(targetURL), "Unable to initialize target ‘"+targetURL+"’.")
err = doList(clnt, isRecursive, isIncomplete)
if err != nil {
errorIf(err.Trace(clnt.GetURL().String()), "Unable to list target ‘"+clnt.GetURL().String()+"’.")
continue
}
}
}
// Validate command line arguments.
func checkRmSyntax(ctx *cli.Context) {
args := ctx.Args()
ishelp := ctx.GlobalBool("help")
isForce := ctx.Bool("force")
if !args.Present() || ishelp {
exitCode := 1
cli.ShowCommandHelpAndExit(ctx, "rm", exitCode)
}
URLs, err := args2URLs(args)
fatalIf(err.Trace(ctx.Args()...), "Unable to parse arguments.")
// If input validation fails then provide context sensitive help without displaying generic help message.
// The context sensitive help is shown per argument instead of all arguments to keep the help display
// as well as the code simple. Also most of the times there will be just one arg
for _, url := range URLs {
u := client.NewURL(url)
if strings.HasSuffix(url, string(u.Separator)) {
fatalIf(errDummy().Trace(),
"‘"+url+"’ is a folder. To remove this folder recursively, please try ‘"+url+"...’ as argument.")
}
if isURLRecursive(url) && !isForce {
fatalIf(errDummy().Trace(),
"Recursive removal requires --force option. Please review carefully before performing this operation.")
}
}
}
// mainList - is a handler for mc ls command
func mainList(ctx *cli.Context) {
// Additional command speific theme customization.
console.SetColor("File", color.New(color.FgWhite))
console.SetColor("Dir", color.New(color.FgCyan, color.Bold))
console.SetColor("Size", color.New(color.FgYellow))
console.SetColor("Time", color.New(color.FgGreen))
// check 'ls' cli arguments
checkListSyntax(ctx)
args := ctx.Args()
isIncomplete := ctx.Bool("incomplete")
// mimic operating system tool behavior
if globalMimicFlag && !ctx.Args().Present() {
args = []string{"."}
}
targetURLs, err := args2URLs(args.Head())
fatalIf(err.Trace(args...), "One or more unknown URL types passed.")
for _, targetURL := range targetURLs {
// if recursive strip off the "..."
var clnt client.Client
clnt, err = url2Client(stripRecursiveURL(targetURL))
fatalIf(err.Trace(targetURL), "Unable to initialize target ‘"+targetURL+"’.")
err = doList(clnt, isURLRecursive(targetURL), isIncomplete)
fatalIf(err.Trace(clnt.GetURL().String()), "Unable to list target ‘"+clnt.GetURL().String()+"’.")
}
}
// Main entry point for mirror command.
func mainMirror(ctx *cli.Context) {
// Set global flags from context.
setGlobalsFromContext(ctx)
// check 'mirror' cli arguments.
checkMirrorSyntax(ctx)
// Additional command speific theme customization.
console.SetColor("Mirror", color.New(color.FgGreen, color.Bold))
var e error
session := newSessionV6()
session.Header.CommandType = "mirror"
session.Header.RootPath, e = os.Getwd()
if e != nil {
session.Delete()
fatalIf(probe.NewError(e), "Unable to get current working folder.")
}
// Set command flags from context.
isForce := ctx.Bool("force")
session.Header.CommandBoolFlags["force"] = isForce
// extract URLs.
session.Header.CommandArgs = ctx.Args()
doMirrorSession(session)
session.Delete()
}
// checkListSyntax - validate all the passed arguments
func checkListSyntax(ctx *cli.Context) {
args := ctx.Args()
if !ctx.Args().Present() {
args = []string{"."}
}
for _, arg := range args {
if strings.TrimSpace(arg) == "" {
fatalIf(errInvalidArgument().Trace(args...), "Unable to validate empty argument.")
}
}
// extract URLs.
URLs := ctx.Args()
isIncomplete := ctx.Bool("incomplete")
for _, url := range URLs {
_, _, err := url2Stat(url)
if err != nil && !isURLPrefixExists(url, isIncomplete) {
// Bucket name empty is a valid error for 'ls myminio',
// treat it as such.
if _, ok := err.ToGoError().(BucketNameEmpty); ok {
continue
}
fatalIf(err.Trace(url), "Unable to stat ‘"+url+"’.")
}
}
}
// main for share download.
func mainShareDownload(ctx *cli.Context) error {
// Set global flags from context.
setGlobalsFromContext(ctx)
// check input arguments.
checkShareDownloadSyntax(ctx)
// Initialize share config folder.
initShareConfig()
// Additional command speific theme customization.
shareSetColor()
// Set command flags from context.
isRecursive := ctx.Bool("recursive")
expiry := shareDefaultExpiry
if ctx.String("expire") != "" {
var e error
expiry, e = time.ParseDuration(ctx.String("expire"))
fatalIf(probe.NewError(e), "Unable to parse expire=‘"+ctx.String("expire")+"’.")
}
for _, targetURL := range ctx.Args() {
err := doShareDownloadURL(targetURL, isRecursive, expiry)
if err != nil {
switch err.ToGoError().(type) {
case APINotImplemented:
fatalIf(err.Trace(), "Unable to share a non S3 url ‘"+targetURL+"’.")
default:
fatalIf(err.Trace(targetURL), "Unable to share target ‘"+targetURL+"’.")
}
}
}
return nil
}
// main for share upload command.
func mainShareUpload(ctx *cli.Context) {
// Set global flags from context.
setGlobalsFromContext(ctx)
// check input arguments.
checkShareUploadSyntax(ctx)
// Initialize share config folder.
initShareConfig()
// Additional command speific theme customization.
shareSetColor()
// Set command flags from context.
isRecursive := ctx.Bool("recursive")
expireArg := ctx.String("expire")
expiry := shareDefaultExpiry
contentType := ctx.String("content-type")
if expireArg != "" {
var e error
expiry, e = time.ParseDuration(expireArg)
fatalIf(probe.NewError(e), "Unable to parse expire=‘"+expireArg+"’.")
}
for _, targetURL := range ctx.Args() {
err := doShareUploadURL(targetURL, isRecursive, expiry, contentType)
fatalIf(err.Trace(targetURL), "Unable to generate curl command for upload ‘"+targetURL+"’.")
}
}
func mainMirror(ctx *cli.Context) {
checkMirrorSyntax(ctx)
// Additional command speific theme customization.
console.SetColor("Mirror", color.New(color.FgGreen, color.Bold))
var e error
session := newSessionV3()
session.Header.CommandType = "mirror"
session.Header.RootPath, e = os.Getwd()
if e != nil {
session.Delete()
fatalIf(probe.NewError(e), "Unable to get current working folder.")
}
// If force flag is set save it with in session
session.Header.CommandBoolFlag.Key = "force"
session.Header.CommandBoolFlag.Value = ctx.Bool("force")
// extract URLs.
var err *probe.Error
session.Header.CommandArgs, err = args2URLs(ctx.Args())
if err != nil {
session.Delete()
fatalIf(err.Trace(ctx.Args()...), fmt.Sprintf("One or more unknown argument types found in ‘%s’.", ctx.Args()))
}
doMirrorSession(session)
session.Delete()
}
// mainCopy is the entry point for cp command.
func mainCopy(ctx *cli.Context) {
// Set global flags from context.
setGlobalsFromContext(ctx)
// check 'copy' cli arguments.
checkCopySyntax(ctx)
// Additional command speific theme customization.
console.SetColor("Copy", color.New(color.FgGreen, color.Bold))
session := newSessionV6()
session.Header.CommandType = "cp"
session.Header.CommandBoolFlags["recursive"] = ctx.Bool("recursive")
var e error
if session.Header.RootPath, e = os.Getwd(); e != nil {
session.Delete()
fatalIf(probe.NewError(e), "Unable to get current working folder.")
}
// extract URLs.
session.Header.CommandArgs = ctx.Args()
doCopySession(session)
session.Delete()
}
// main entry point for update command.
func mainUpdate(ctx *cli.Context) {
// Check for update.
if ctx.Bool("experimental") {
getReleaseUpdate(minioUpdateExperimentalURL)
} else {
getReleaseUpdate(minioUpdateStableURL)
}
}
// checkEventsRemoveSyntax - validate all the passed arguments
func checkEventsRemoveSyntax(ctx *cli.Context) {
if len(ctx.Args()) == 0 || len(ctx.Args()) > 2 {
cli.ShowCommandHelpAndExit(ctx, "remove", 1) // last argument is exit code
}
if len(ctx.Args()) == 1 && !ctx.Bool("force") {
fatalIf(probe.NewError(errors.New("")), "--force flag needs to be passed to remove all bucket notifications")
}
}
func checkCopySyntax(ctx *cli.Context) {
if len(ctx.Args()) < 2 {
cli.ShowCommandHelpAndExit(ctx, "cp", 1) // last argument is exit code.
}
// extract URLs.
URLs := ctx.Args()
if len(URLs) < 2 {
fatalIf(errDummy().Trace(ctx.Args()...), fmt.Sprintf("Unable to parse source and target arguments."))
}
srcURLs := URLs[:len(URLs)-1]
tgtURL := URLs[len(URLs)-1]
isRecursive := ctx.Bool("recursive")
/****** Generic Invalid Rules *******/
// Verify if source(s) exists.
for _, srcURL := range srcURLs {
_, _, err := url2Stat(srcURL)
if err != nil {
fatalIf(err.Trace(srcURL), fmt.Sprintf("Unable to stat '%s'.", srcURL))
}
}
// Check if bucket name is passed for URL type arguments.
url := newClientURL(tgtURL)
if url.Host != "" {
// This check is for type URL.
if !isURLVirtualHostStyle(url.Host) {
if url.Path == string(url.Separator) {
fatalIf(errInvalidArgument().Trace(), fmt.Sprintf("Target ‘%s’ does not contain bucket name.", tgtURL))
}
}
}
// Guess CopyURLsType based on source and target URLs.
copyURLsType, err := guessCopyURLType(srcURLs, tgtURL, isRecursive)
if err != nil {
fatalIf(errInvalidArgument().Trace(), "Unable to guess the type of copy operation.")
}
switch copyURLsType {
case copyURLsTypeA: // File -> File.
checkCopySyntaxTypeA(srcURLs, tgtURL)
case copyURLsTypeB: // File -> Folder.
checkCopySyntaxTypeB(srcURLs, tgtURL)
case copyURLsTypeC: // Folder... -> Folder.
checkCopySyntaxTypeC(srcURLs, tgtURL, isRecursive)
case copyURLsTypeD: // File1...FileN -> Folder.
checkCopySyntaxTypeD(srcURLs, tgtURL)
default:
fatalIf(errInvalidArgument().Trace(), "Unable to guess the type of copy operation.")
}
}
// mainList - is a handler for mc ls command
func mainList(ctx *cli.Context) error {
// Additional command specific theme customization.
console.SetColor("File", color.New(color.Bold))
console.SetColor("Dir", color.New(color.FgCyan, color.Bold))
console.SetColor("Size", color.New(color.FgYellow))
console.SetColor("Time", color.New(color.FgGreen))
// Set global flags from context.
setGlobalsFromContext(ctx)
// check 'ls' cli arguments.
checkListSyntax(ctx)
// Set command flags from context.
isRecursive := ctx.Bool("recursive")
isIncomplete := ctx.Bool("incomplete")
args := ctx.Args()
// mimic operating system tool behavior.
if !ctx.Args().Present() {
args = []string{"."}
}
var cErr error
for _, targetURL := range args {
var clnt Client
clnt, err := newClient(targetURL)
fatalIf(err.Trace(targetURL), "Unable to initialize target ‘"+targetURL+"’.")
var st *clientContent
if st, err = clnt.Stat(isIncomplete); err != nil {
switch err.ToGoError().(type) {
case BucketNameEmpty:
// For aliases like ``mc ls s3`` it's acceptable to receive BucketNameEmpty error.
// Nothing to do.
default:
fatalIf(err.Trace(targetURL), "Unable to initialize target ‘"+targetURL+"’.")
}
} else if st.Type.IsDir() {
if !strings.HasSuffix(targetURL, string(clnt.GetURL().Separator)) {
targetURL = targetURL + string(clnt.GetURL().Separator)
}
clnt, err = newClient(targetURL)
fatalIf(err.Trace(targetURL), "Unable to initialize target ‘"+targetURL+"’.")
}
if e := doList(clnt, isRecursive, isIncomplete); e != nil {
cErr = e
}
}
return cErr
}
// main entry point for update command.
func mainUpdate(ctx *cli.Context) {
// Set global flags from context.
setGlobalsFromContext(ctx)
// Additional command speific theme customization.
console.SetColor("Update", color.New(color.FgGreen, color.Bold))
// Check for update.
if ctx.Bool("experimental") {
getReleaseUpdate(mcUpdateExperimentalURL)
} else {
getReleaseUpdate(mcUpdateStableURL)
}
}
// Parse command arguments and set global variables accordingly
func setGlobalsFromContext(c *cli.Context) {
// Set config dir
switch {
case c.IsSet("config-dir"):
globalConfigDir = c.String("config-dir")
case c.GlobalIsSet("config-dir"):
globalConfigDir = c.GlobalString("config-dir")
}
if globalConfigDir == "" {
console.Fatalf("Unable to get config file. Config directory is empty.")
}
// Set global quiet flag.
globalQuiet = c.Bool("quiet") || c.GlobalBool("quiet")
}
// main for rm command.
func mainRm(ctx *cli.Context) {
// Set global flags from context.
setGlobalsFromContext(ctx)
// check 'rm' cli arguments.
checkRmSyntax(ctx)
// rm specific flags.
isForce := ctx.Bool("force")
isIncomplete := ctx.Bool("incomplete")
isRecursive := ctx.Bool("recursive")
isFake := ctx.Bool("fake")
// Set color.
console.SetColor("Remove", color.New(color.FgGreen, color.Bold))
// Support multiple targets.
for _, url := range ctx.Args() {
targetAlias, targetURL, _ := mustExpandAlias(url)
if isRecursive && isForce {
rmAll(targetAlias, targetURL, isRecursive, isIncomplete, isFake)
} else {
if err := rm(targetAlias, targetURL, isIncomplete, isFake); err != nil {
errorIf(err.Trace(url), "Unable to remove ‘"+url+"’.")
continue
}
printMsg(rmMessage{Status: "success", URL: url})
}
}
}
// Set global states. NOTE: It is deliberately kept monolithic to ensure we dont miss out any flags.
func setGlobalsFromContext(ctx *cli.Context) {
quiet := ctx.Bool("quiet") || ctx.GlobalBool("quiet")
debug := ctx.Bool("debug") || ctx.GlobalBool("debug")
json := ctx.Bool("json") || ctx.GlobalBool("json")
noColor := ctx.Bool("no-color") || ctx.GlobalBool("no-color")
insecure := ctx.Bool("insecure") || ctx.GlobalBool("insecure")
setGlobals(quiet, debug, json, noColor, insecure)
}
// main for rm command.
func mainRm(ctx *cli.Context) {
checkRmSyntax(ctx)
// rm specific flags.
isForce := ctx.Bool("force")
isIncomplete := ctx.Bool("incomplete")
// Set color.
console.SetColor("Remove", color.New(color.FgGreen, color.Bold))
// Parse args.
URLs, err := args2URLs(ctx.Args())
fatalIf(err.Trace(ctx.Args()...), "Unable to parse arguments.")
// Support multiple targets.
for _, url := range URLs {
if isURLRecursive(url) && isForce {
url := stripRecursiveURL(url)
removeTopFolder := false
// find if the URL is dir or not.
_, content, err := url2Stat(url)
fatalIf(err.Trace(url), "Unable to stat ‘"+url+"’.")
if content.Type.IsDir() {
/* Determine whether to remove the top folder or only its
contents. If the URL does not end with a separator, then
include the top folder as well, otherwise not. */
u := client.NewURL(url)
if !strings.HasSuffix(url, string(u.Separator)) {
// Add separator at the end to remove all its contents.
url = url + string(u.Separator)
// Remember to remove the top most folder.
removeTopFolder = true
}
}
// Remove contents of this folder.
rmAll(url, isIncomplete)
if removeTopFolder {
// Remove top folder as well.
rm(url, isIncomplete)
}
} else {
rm(url, isIncomplete)
}
}
}
// checkMirrorSyntax(URLs []string)
func checkMirrorSyntax(ctx *cli.Context) {
if len(ctx.Args()) != 2 {
cli.ShowCommandHelpAndExit(ctx, "mirror", 1) // last argument is exit code.
}
// extract URLs.
URLs := ctx.Args()
srcURL := URLs[0]
tgtURL := URLs[1]
/****** Generic rules *******/
if !ctx.Bool("watch") {
_, srcContent, err := url2Stat(srcURL)
// incomplete uploads are not necessary for copy operation, no need to verify for them.
isIncomplete := false
if err != nil && !isURLPrefixExists(srcURL, isIncomplete) {
errorIf(err.Trace(srcURL), "Unable to stat source ‘"+srcURL+"’.")
}
if err == nil && !srcContent.Type.IsDir() {
fatalIf(errInvalidArgument().Trace(srcContent.URL.String(), srcContent.Type.String()), fmt.Sprintf("Source ‘%s’ is not a folder. Only folders are supported by mirror command.", srcURL))
}
}
if len(tgtURL) == 0 && tgtURL == "" {
fatalIf(errInvalidArgument().Trace(), "Invalid target arguments to mirror command.")
}
url := newClientURL(tgtURL)
if url.Host != "" {
if !isURLVirtualHostStyle(url.Host) {
if url.Path == string(url.Separator) {
fatalIf(errInvalidArgument().Trace(tgtURL),
fmt.Sprintf("Target ‘%s’ does not contain bucket name.", tgtURL))
}
}
}
_, _, err := url2Stat(tgtURL)
// we die on any error other than PathNotFound - destination directory need not exist.
switch err.ToGoError().(type) {
case PathNotFound:
case ObjectMissing:
default:
fatalIf(err.Trace(tgtURL), fmt.Sprintf("Unable to stat target ‘%s’.", tgtURL))
}
}
// main entry point for update command.
func mainUpdate(ctx *cli.Context) {
// Error out if 'update' command is issued for development based builds.
if Version == "DEVELOPMENT.GOGET" {
fatalIf(errors.New(""), "Update mechanism is not supported for ‘go get’ based binary builds. Please download official releases from https://minio.io/#minio")
}
// Check for update.
var updateMsg updateMessage
var errMsg string
var err error
if ctx.Bool("experimental") {
updateMsg, errMsg, err = getReleaseUpdate(minioUpdateExperimentalURL)
} else {
updateMsg, errMsg, err = getReleaseUpdate(minioUpdateStableURL)
}
fatalIf(err, errMsg)
console.Println(updateMsg)
}
// main entry point for update command.
func mainUpdate(ctx *cli.Context) error {
// Set global flags from context.
setGlobalsFromContext(ctx)
// Additional command speific theme customization.
console.SetColor("Update", color.New(color.FgGreen, color.Bold))
var updateMsg updateMessage
var errMsg string
var err *probe.Error
// Check for update.
if ctx.Bool("experimental") {
updateMsg, errMsg, err = getReleaseUpdate(mcUpdateExperimentalURL)
} else {
updateMsg, errMsg, err = getReleaseUpdate(mcUpdateStableURL)
}
fatalIf(err, errMsg)
printMsg(updateMsg)
return nil
}
// "minio control shutdown" entry point.
func shutdownControl(c *cli.Context) {
if len(c.Args()) != 1 {
cli.ShowCommandHelpAndExit(c, "shutdown", 1)
}
parsedURL, err := url.Parse(c.Args()[0])
fatalIf(err, "Unable to parse URL.")
authCfg := &authConfig{
accessKey: serverConfig.GetCredential().AccessKeyID,
secretKey: serverConfig.GetCredential().SecretAccessKey,
address: parsedURL.Host,
path: path.Join(reservedBucket, controlPath),
loginMethod: "Controller.LoginHandler",
}
client := newAuthClient(authCfg)
args := &ShutdownArgs{Restart: c.Bool("restart")}
err = client.Call("Controller.ShutdownHandler", args, &GenericReply{})
errorIf(err, "Shutting down Minio server at %s failed.", parsedURL.Host)
}
// checkListSyntax - validate all the passed arguments
func checkListSyntax(ctx *cli.Context) {
args := ctx.Args()
if !ctx.Args().Present() {
args = []string{"."}
}
for _, arg := range args {
if strings.TrimSpace(arg) == "" {
fatalIf(errInvalidArgument().Trace(args...), "Unable to validate empty argument.")
}
}
// extract URLs.
URLs := ctx.Args()
isIncomplete := ctx.Bool("incomplete")
for _, url := range URLs {
_, _, err := url2Stat(url)
if err != nil && !isURLPrefixExists(url, isIncomplete) {
fatalIf(err.Trace(url), "Unable to stat ‘"+url+"’.")
}
}
}
// checkShareUploadSyntax - validate command-line args.
func checkShareUploadSyntax(ctx *cli.Context) {
args := ctx.Args()
if !args.Present() {
cli.ShowCommandHelpAndExit(ctx, "upload", 1) // last argument is exit code.
}
// Set command flags from context.
isRecursive := ctx.Bool("recursive")
expireArg := ctx.String("expire")
// Parse expiry.
expiry := shareDefaultExpiry
if expireArg != "" {
var e error
expiry, e = time.ParseDuration(expireArg)
fatalIf(probe.NewError(e), "Unable to parse expire=‘"+expireArg+"’.")
}
// Validate expiry.
if expiry.Seconds() < 1 {
fatalIf(errDummy().Trace(expiry.String()),
"Expiry cannot be lesser than 1 second.")
}
if expiry.Seconds() > 604800 {
fatalIf(errDummy().Trace(expiry.String()),
"Expiry cannot be larger than 7 days.")
}
for _, targetURL := range ctx.Args() {
url := client.NewURL(targetURL)
if strings.HasSuffix(targetURL, string(url.Separator)) && !isRecursive {
fatalIf(errInvalidArgument().Trace(targetURL),
"Use --recursive option to generate curl command for prefixes.")
}
}
}
// main for rm command.
func mainRm(ctx *cli.Context) error {
// Set global flags from context.
setGlobalsFromContext(ctx)
// check 'rm' cli arguments.
checkRmSyntax(ctx)
// rm specific flags.
isIncomplete := ctx.Bool("incomplete")
isRecursive := ctx.Bool("recursive")
isFake := ctx.Bool("fake")
isStdin := ctx.Bool("stdin")
older := ctx.Int("older-than")
// Set color.
console.SetColor("Remove", color.New(color.FgGreen, color.Bold))
// Support multiple targets.
for _, url := range ctx.Args() {
if isRecursive {
return removeRecursive(url, isIncomplete, isFake, older)
} // else {
return removeSingle(url, isIncomplete, isFake, older)
}
if !isStdin {
return nil
}
scanner := bufio.NewScanner(os.Stdin)
for scanner.Scan() {
url := scanner.Text()
if isRecursive {
return removeRecursive(url, isIncomplete, isFake, older)
} // else {
return removeSingle(url, isIncomplete, isFake, older)
}
return nil
}
// Main entry point for mirror command.
func mainMirror(ctx *cli.Context) error {
// Set global flags from context.
setGlobalsFromContext(ctx)
// check 'mirror' cli arguments.
checkMirrorSyntax(ctx)
// Additional command speific theme customization.
console.SetColor("Mirror", color.New(color.FgGreen, color.Bold))
session := newSessionV8()
session.Header.CommandType = "mirror"
if v, err := os.Getwd(); err == nil {
session.Header.RootPath = v
} else {
session.Delete()
fatalIf(probe.NewError(err), "Unable to get current working folder.")
}
// Set command flags from context.
session.Header.CommandBoolFlags["force"] = ctx.Bool("force")
session.Header.CommandBoolFlags["fake"] = ctx.Bool("fake")
session.Header.CommandBoolFlags["watch"] = ctx.Bool("watch")
session.Header.CommandBoolFlags["remove"] = ctx.Bool("remove")
// extract URLs.
session.Header.CommandArgs = ctx.Args()
ms := newMirrorSession(session)
// Mirroring.
ms.mirror()
// delete will be run when terminating normally,
ms.Delete()
return nil
}
// Validate command line arguments.
func checkRmSyntax(ctx *cli.Context) {
// Set command flags from context.
isForce := ctx.Bool("force")
isRecursive := ctx.Bool("recursive")
isStdin := ctx.Bool("stdin")
if !ctx.Args().Present() && !isStdin {
exitCode := 1
cli.ShowCommandHelpAndExit(ctx, "rm", exitCode)
}
// For all recursive operations make sure to check for 'force' flag.
if (isRecursive || isStdin) && !isForce {
fatalIf(errDummy().Trace(),
"Removal requires --force option. This operational is *IRREVERSIBLE*. Please review carefully before performing this *DANGEROUS* operation.")
}
}
// Validate command line arguments.
func checkRmSyntax(ctx *cli.Context) {
// Set command flags from context.
isForce := ctx.Bool("force")
isRecursive := ctx.Bool("recursive")
isIncomplete := ctx.Bool("incomplete")
if !ctx.Args().Present() {
exitCode := 1
cli.ShowCommandHelpAndExit(ctx, "rm", exitCode)
}
if !isRecursive && !isIncomplete {
for _, url := range ctx.Args() {
if _, _, err := url2Stat(url); err != nil {
fatalIf(err.Trace(url), "Unable to stat.")
}
}
}
if isRecursive && !isForce {
fatalIf(errDummy().Trace(),
"Recursive removal requires --force option. Please review carefully before performing this *DANGEROUS* operation.")
}
}
func mainWatch(ctx *cli.Context) error {
console.SetColor("Time", color.New(color.FgGreen))
console.SetColor("Size", color.New(color.FgYellow))
console.SetColor("EventType", color.New(color.FgCyan, color.Bold))
console.SetColor("ObjectName", color.New(color.Bold))
setGlobalsFromContext(ctx)
checkWatchSyntax(ctx)
args := ctx.Args()
path := args[0]
prefix := ctx.String("prefix")
suffix := ctx.String("suffix")
events := strings.Split(ctx.String("events"), ",")
recursive := ctx.Bool("recursive")
s3Client, pErr := newClient(path)
if pErr != nil {
fatalIf(pErr.Trace(), "Cannot parse the provided url.")
}
params := watchParams{
recursive: recursive,
accountID: fmt.Sprintf("%d", time.Now().Unix()),
events: events,
prefix: prefix,
suffix: suffix,
}
// Start watching on events
wo, err := s3Client.Watch(params)
fatalIf(err, "Cannot watch on the specified bucket.")
trapCh := signalTrap(os.Interrupt, syscall.SIGTERM)
// Initialize.. waitgroup to track the go-routine.
wg := sync.WaitGroup{}
// Increment wait group to wait subsequent routine.
wg.Add(1)
// Start routine to watching on events.
go func() {
defer wg.Done()
// Wait for all events.
for {
select {
case <-trapCh:
// Signal received we are done.
close(wo.done)
return
case event, ok := <-wo.Events():
if !ok {
return
}
msg := watchMessage{Event: event}
printMsg(msg)
case err, ok := <-wo.Errors():
if !ok {
return
}
errorIf(err, "Cannot watch on events.")
return
}
}
}()
// Wait on the routine to be finished or exit.
wg.Wait()
return nil
}
