feat: time based warning (#2158)

Makefile

@@ -10,7 +10,9 @@ BEELOCAL_BRANCH ?= main
 BEEKEEPER_BRANCH ?= master
 
 COMMIT ?= "$(shell git describe --long --dirty --always --match "" || true)"
-LDFLAGS ?= -s -w -X github.com/ethersphere/bee.commit="$(COMMIT)"
+CLEAN_COMMIT ?= "$(shell git describe --long --always --match "" || true)"
+COMMIT_TIME ?= "$(shell git show -s --format=%ct $(CLEAN_COMMIT) || true)"
+LDFLAGS ?= -s -w -X github.com/ethersphere/bee.commit="$(COMMIT)" -X github.com/ethersphere/bee.CommitTime="$(COMMIT_TIME)"
 
 .PHONY: all
 all: build lint vet test-race binary

cmd/bee/cmd/start.go

@@ -55,6 +55,8 @@ func (c *command) initStartCmd() (err error) {
 				return fmt.Errorf("new logger: %v", err)
 			}
 
+			go startTimeBomb(logger)
+
 			isWindowsService, err := isWindowsService()
 			if err != nil {
 				return fmt.Errorf("failed to determine if we are running in service: %w", err)
@@ -80,34 +82,31 @@ func (c *command) initStartCmd() (err error) {
 			}
 
 			beeASCII := `
-            Welcome to Swarm.... Bzzz Bzzzz Bzzzz
-                            \     /
-                        \    o ^ o    /
-                          \ (     ) /
-               ____________(%%%%%%%)____________
-              (     /   /  )%%%%%%%(  \   \     )
-              (___/___/__/           \__\___\___)
-                 (     /  /(%%%%%%%)\  \     )
-                  (__/___/ (%%%%%%%) \___\__)
-                          /(       )\
-                        /   (%%%%%)   \
-                             (%%%)
-                               !                   `
+Welcome to Swarm.... Bzzz Bzzzz Bzzzz
+                \     /
+            \    o ^ o    /
+              \ (     ) /
+   ____________(%%%%%%%)____________
+  (     /   /  )%%%%%%%(  \   \     )
+  (___/___/__/           \__\___\___)
+     (     /  /(%%%%%%%)\  \     )
+      (__/___/ (%%%%%%%) \___\__)
+              /(       )\
+            /   (%%%%%)   \
+                 (%%%)
+                   !                   `
 
 			fmt.Println(beeASCII)
 			fmt.Print(`
-
 DISCLAIMER:
 This software is provided to you "as is", use at your own risk and without warranties of any kind.
 It is your responsibility to read and understand how Swarm works and the implications of running this software.
 The usage of Bee involves various risks, including, but not limited to:
 damage to hardware or loss of funds associated with the Ethereum account connected to your node.
 No developers or entity involved will be liable for any claims and damages associated with your use,
-inability to use, or your interaction with other nodes or the software.
-
-`)
+inability to use, or your interaction with other nodes or the software.`)
 
-			logger.Infof("version: %v", bee.Version)
+			fmt.Printf("\n\nversion: %v - planned to be supported until %v, please follow http://ethswarm.org/\n\n", bee.Version, endSupportDate())
 
 			debugAPIAddr := c.config.GetString(optionNameDebugAPIAddr)
 			if !c.config.GetBool(optionNameDebugAPIEnable) {
@@ -119,6 +118,8 @@ inability to use, or your interaction with other nodes or the software.
 				return err
 			}
 
+			logger.Infof("version: %v", bee.Version)
+
 			bootNode := c.config.GetBool(optionNameBootnodeMode)
 			fullNode := c.config.GetBool(optionNameFullNode)
 

cmd/bee/cmd/timebomb.go

+package cmd
+
+import (
+	"strconv"
+	"time"
+
+	"github.com/ethersphere/bee"
+	"github.com/ethersphere/bee/pkg/logging"
+)
+
+const (
+	limitDays   = 90
+	warningDays = 0.9 * limitDays // show warning once 90% of the time bomb time has passed
+	sleepFor    = 30 * time.Minute
+)
+
+var (
+	commitTime, _   = strconv.ParseInt(bee.CommitTime, 10, 64)
+	versionReleased = time.Unix(commitTime, 0)
+)
+
+func startTimeBomb(logger logging.Logger) {
+	for {
+		outdated := time.Now().AddDate(0, 0, -limitDays)
+
+		if versionReleased.Before(outdated) {
+			logger.Warning("your node is outdated, please check for the latest version")
+		} else {
+			almostOutdated := time.Now().AddDate(0, 0, -warningDays)
+
+			if versionReleased.Before(almostOutdated) {
+				logger.Warning("your node is almost outdated, please check for the latest version")
+			}
+		}
+
+		<-time.After(sleepFor)
+	}
+}
+
+func endSupportDate() string {
+	return versionReleased.AddDate(0, 0, limitDays).Format("2 January 2006")
+}

version.go

@@ -4,6 +4,8 @@
 
 package bee
 
+var CommitTime string
+
 var (
 	version = "1.0.0" // manually set semantic version number
 	commit  string    // automatically set git commit hash