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cmd/syncthing: Implement "release candidate" logic

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GitHub-Pull-Request: https://github.com/syncthing/syncthing/pull/3943
LGTM: AudriusButkevicius
This commit is contained in:
Jakob Borg
2017-01-30 21:33:07 +00:00
parent 35e87e23fd
commit 1c9361a818
3 changed files with 56 additions and 25 deletions
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63
cmd/syncthing/main.go
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@@ -60,6 +60,7 @@ var (
BuildHost = "unknown"
BuildUser = "unknown"
IsRelease bool
IsCandidate bool
IsBeta bool
LongVersion string
allowedVersionExp = regexp.MustCompile(`^v\d+\.\d+\.\d+(-[a-z0-9]+)*(\.\d+)*(\+\d+-g[0-9a-f]+)?(-[^\s]+)?$`)
@@ -99,14 +100,23 @@ func init() {
}
}
// Check for a clean release build. A release is something like "v0.1.2",
// with an optional suffix of letters and dot separated numbers like
// "-beta3.47". If there's more stuff, like a plus sign and a commit hash
// and so on, then it's not a release. If there's a dash anywhere in
// there, it's some kind of beta or prerelease version.
// Check for a clean release build. A release is something like
// "v0.1.2", with an optional suffix of letters and dot separated
// numbers like "-beta3.47". If there's more stuff, like a plus sign and
// a commit hash and so on, then it's not a release. If it has a dash in
// it, it's some sort of beta, release candidate or special build. If it
// has "-rc." in it, like "v0.14.35-rc.42", then it's a candidate build.
//
// So, every build that is not a stable release build has IsBeta = true.
// This is used to enable some extra debugging (the deadlock detector).
//
// Release candidate builds are also "betas" from this point of view and
// will have that debugging enabled. In addition, some features are
// forced for release candidates - auto upgrade, and usage reporting.
exp := regexp.MustCompile(`^v\d+\.\d+\.\d+(-[a-z]+[\d\.]+)?$`)
IsRelease = exp.MatchString(Version)
IsCandidate = strings.Contains(Version, "-rc.")
IsBeta = strings.Contains(Version, "-")
stamp, _ := strconv.Atoi(BuildStamp)
@@ -207,9 +217,9 @@ The following are valid values for the STTRACE variable:
// Environment options
var (
noUpgrade = os.Getenv("STNOUPGRADE") != ""
innerProcess = os.Getenv("STNORESTART") != "" || os.Getenv("STMONITORED") != ""
noDefaultFolder = os.Getenv("STNODEFAULTFOLDER") != ""
noUpgradeFromEnv = os.Getenv("STNOUPGRADE") != ""
innerProcess = os.Getenv("STNORESTART") != "" || os.Getenv("STMONITORED") != ""
noDefaultFolder = os.Getenv("STNODEFAULTFOLDER") != ""
)
type RuntimeOptions struct {
@@ -812,20 +822,26 @@ func syncthingMain(runtimeOptions RuntimeOptions) {
}
}
// Candidate builds always run with usage reporting.
if IsCandidate {
l.Infoln("Anonymous usage reporting is always enabled for candidate releases.")
opts.URAccepted = usageReportVersion
// Unique ID will be set and config saved below if necessary.
}
if opts.URAccepted > 0 && opts.URAccepted < usageReportVersion {
l.Infoln("Anonymous usage report has changed; revoking acceptance")
opts.URAccepted = 0
opts.URUniqueID = ""
cfg.SetOptions(opts)
}
if opts.URAccepted >= usageReportVersion {
if opts.URUniqueID == "" {
// Previously the ID was generated from the node ID. We now need
// to generate a new one.
opts.URUniqueID = rand.String(8)
cfg.SetOptions(opts)
cfg.Save()
}
if opts.URAccepted >= usageReportVersion && opts.URUniqueID == "" {
// Generate and save a new unique ID if it is missing.
opts.URUniqueID = rand.String(8)
cfg.SetOptions(opts)
cfg.Save()
}
// The usageReportingManager registers itself to listen to configuration
@@ -837,8 +853,21 @@ func syncthingMain(runtimeOptions RuntimeOptions) {
go standbyMonitor()
}
// Candidate builds should auto upgrade. Make sure the option is set,
// unless we are in a build where it's disabled or the STNOUPGRADE
// environment variable is set.
if IsCandidate && !upgrade.DisabledByCompilation && !noUpgradeFromEnv {
l.Infoln("Automatic upgrade is always enabled for candidate releases.")
if opts.AutoUpgradeIntervalH == 0 || opts.AutoUpgradeIntervalH > 24 {
opts.AutoUpgradeIntervalH = 12
}
// We don't tweak the user's choice of upgrading to pre-releases or
// not, as otherwise they cannot step off the candidate channel.
}
if opts.AutoUpgradeIntervalH > 0 {
if noUpgrade {
if noUpgradeFromEnv {
l.Infof("No automatic upgrades; STNOUPGRADE environment variable defined.")
} else {
go autoUpgrade(cfg)