Support in-place upgrades of new minio binary and releases. (#4961)

This PR allows 'minio update' to not only shows update banner
but also allows for in-place upgrades.

Updates are done safely by validating the downloaded
sha256 of the binary.

Fixes #4781
This commit is contained in:
Harshavardhana
2017-12-16 02:03:42 +05:30
committed by Dee Koder
parent 8c08571cd9
commit eb7c690ea9
55 changed files with 4027 additions and 47 deletions
+10 -3
View File
@@ -29,10 +29,12 @@ import (
// Check for updates and print a notification message
func checkUpdate(mode string) {
// Its OK to ignore any errors during getUpdateInfo() here.
if older, downloadURL, err := getUpdateInfo(1*time.Second, mode); err == nil {
if updateMsg := computeUpdateMessage(downloadURL, older); updateMsg != "" {
// Its OK to ignore any errors during doUpdate() here.
if updateMsg, _, currentReleaseTime, latestReleaseTime, err := getUpdateInfo(2*time.Second, mode); err == nil {
if globalInplaceUpdateDisabled {
log.Println(updateMsg)
} else {
log.Println(prepareUpdateMessage("Run `minio update`", latestReleaseTime.Sub(currentReleaseTime)))
}
}
}
@@ -106,4 +108,9 @@ func handleCommonEnvVars() {
if globalDomainName != "" {
globalIsEnvDomainName = true
}
// In place update is true by default if the MINIO_UPDATE is not set
// or is not set to 'off', if MINIO_UPDATE is set to 'off' then
// in-place update is off.
globalInplaceUpdateDisabled = strings.EqualFold(os.Getenv("MINIO_UPDATE"), "off")
}