rpk: license warning text changes.

src/go/rpk/pkg/adminapi/admin.go

@@ -160,13 +160,22 @@ func licenseFeatureChecks(ctx context.Context, fs afero.Fs, cl *rpadmin.AdminAPI
 				enabledFeatures = append(enabledFeatures, f.Name)
 			}
 		}
-		isTrialCheck := isTrialAboutToExpire(info, enabledFeatures)
-
-		if featResp.Violation {
-			msg = fmt.Sprintf("\nWARNING: The following Enterprise features are being used in your Redpanda cluster: %v. These features require a license. To get a license, contact us at https://www.redpanda.com/contact. For more information, see https://docs.redpanda.com/current/get-started/licenses/#redpanda-enterprise-edition\n", enabledFeatures)
-		} else if isTrialCheck {
-			msg = fmt.Sprintf("\nWARNING: your TRIAL license is about to expire. The following Enterprise features are being used in your Redpanda cluster: %v. These features require a license. To get a license, contact us at https://www.redpanda.com/contact. For more information, see https://docs.redpanda.com/current/get-started/licenses/#redpanda-enterprise-edition\n", enabledFeatures)
-		} else {
+		// We have 3 types of warnings:
+		//  1. WHEN license.type=TRIAL, enterprise feature(s) enabled, AND
+		//     expiry in <15 days
+		//  2. WHEN license.type=ENTERPRISE and license EXPIRED, AND VIOLATION
+		//     (enterprise featured enabled)
+		//  3. WHEN there is a VIOLATION (no or expired license and
+		//     enterprise(s) features enabled)
+		daysLeft, isTrialCheck := isTrialAboutToExpire(info, enabledFeatures)
+		switch {
+		case isTrialCheck:
+			msg = fmt.Sprintf("\nNote: your TRIAL license will expire in %v days. The following Enterprise features are being used in your Redpanda cluster: %v. These features require a license. To request a license, please visit https://redpanda.com/upgrade. For more information, see https://docs.redpanda.com/current/get-started/licenses/#redpanda-enterprise-edition\n", daysLeft, enabledFeatures)
+		case isEnterpriseExpired(info, enabledFeatures):
+			msg = fmt.Sprintf("\nWARNING: your ENTERPRISE license has expired. The following Enterprise features are being used in your Redpanda cluster: %v. These features require a license. To request a new license, please visit https://support.redpanda.com. For more information, see https://docs.redpanda.com/current/get-started/licenses/#redpanda-enterprise-edition\n", enabledFeatures)
+		case featResp.Violation:
+			msg = fmt.Sprintf("\nWARNING: The following Enterprise features are being used in your Redpanda cluster: %v. These features require a license. To request a license, please visit http://redpanda.com/upgrade. To try Redpanda Enterprise for 30 days, visit http://redpanda.com/try-enterprise. For more information, see https://docs.redpanda.com/current/get-started/licenses/#redpanda-enterprise-edition\n", enabledFeatures)
+		default:
 			licenseCheck = &config.LicenseStatusCache{
 				LastUpdate: time.Now().Unix(),
 			}
@@ -188,14 +197,26 @@ func licenseFeatureChecks(ctx context.Context, fs afero.Fs, cl *rpadmin.AdminAPI
 	return msg
 }
 
-// isTrialAboutToExpire returns true if we have a loaded free_trial license that
-// expires in less than 15 days, and we have enterprise features enabled.
-func isTrialAboutToExpire(info rpadmin.License, enabledFeatures []string) bool {
+// isTrialAboutToExpire checks if the loaded "free_trial" license will expire in
+// less than 15 days and if enterprise features are enabled. It returns the
+// number of days remaining until expiration and a boolean indicating whether
+// the trial is about to expire.
+func isTrialAboutToExpire(info rpadmin.License, enabledFeatures []string) (int, bool) {
 	if len(enabledFeatures) > 0 && info.Loaded && strings.EqualFold(info.Properties.Type, "free_trial") {
 		ut := time.Unix(info.Properties.Expires, 0)
 		daysLeft := int(time.Until(ut).Hours() / 24)
 
-		return daysLeft < 15 && !ut.Before(time.Now())
+		return daysLeft, daysLeft < 15 && !ut.Before(time.Now())
+	}
+	return -1, false
+}
+
+// isEnterpriseExpired returns true if we have a loaded enterprise license
+// that has expired and the user still has enterprise features enabled.
+func isEnterpriseExpired(info rpadmin.License, enabledFeatures []string) bool {
+	if len(enabledFeatures) > 0 && info.Loaded && strings.EqualFold(info.Properties.Type, "enterprise") {
+		ut := time.Unix(info.Properties.Expires, 0)
+		return ut.Before(time.Now())
 	}
 	return false
 }

src/go/rpk/pkg/adminapi/admin_test.go

@@ -38,7 +38,7 @@ func Test_licenseFeatureChecks(t *testing.T) {
 			name:         "free_trial about to expire, with features",
 			prof:         &config.RpkProfile{},
 			responseCase: "ok-features",
-			expContain:   "WARNING: your TRIAL license is about to expire",
+			expContain:   "Note: your TRIAL license will expire in",
 		},
 		{
 			name: "license ok, cache valid",
@@ -175,7 +175,6 @@ var mapLicenseInfoResponses = map[string]response{
 
 func licenseHandler(respCase string) http.HandlerFunc {
 	return func(w http.ResponseWriter, r *http.Request) {
-		fmt.Println(r.URL.Path)
 		if r.URL.Path == "/v1/features/enterprise" {
 			resp := mapLicenseFeatureResponses[respCase]
 			w.WriteHeader(resp.status)

src/go/rpk/pkg/cli/cluster/license/BUILD

@@ -13,6 +13,8 @@ go_library(
         "//src/go/rpk/pkg/adminapi",
         "//src/go/rpk/pkg/config",
         "//src/go/rpk/pkg/out",
+        "@com_github_kr_text//:text",
+        "@com_github_moby_term//:term",
         "@com_github_redpanda_data_common_go_rpadmin//:rpadmin",
         "@com_github_spf13_afero//:afero",
         "@com_github_spf13_cobra//:cobra",

src/go/rpk/pkg/cli/cluster/license/info.go

@@ -6,6 +6,8 @@ import (
 	"strings"
 	"time"
 
+	"github.com/kr/text"
+	mTerm "github.com/moby/term"
 	"github.com/redpanda-data/common-go/rpadmin"
 	"github.com/redpanda-data/redpanda/src/go/rpk/pkg/adminapi"
 	"github.com/redpanda-data/redpanda/src/go/rpk/pkg/config"
@@ -134,21 +136,37 @@ func printTextLicenseInfo(resp infoResponse) {
 		if *resp.Expired {
 			tw.Print("License expired:", *resp.Expired)
 		}
-		checkLicenseExpiry(resp.ExpiresUnix, resp.Type)
+		checkLicenseExpiry(resp.ExpiresUnix, resp.Type, resp.EnterpriseFeatures)
 	}
 	out.Section("LICENSE INFORMATION")
 	tw.Flush()
 }
 
-func checkLicenseExpiry(expiresUnix int64, licenseType string) {
+func checkLicenseExpiry(expiresUnix int64, licenseType string, enterpriseFeatures []string) {
 	ut := time.Unix(expiresUnix, 0)
 	daysLeft := int(time.Until(ut).Hours() / 24)
 
 	dayThreshold := 30
-	if strings.EqualFold(licenseType, "free_trial") {
+	isTrial := strings.EqualFold(licenseType, "free_trial")
+	if isTrial {
 		dayThreshold = 15
 	}
 	if daysLeft < dayThreshold && !ut.Before(time.Now()) {
-		fmt.Fprintf(os.Stderr, "WARNING: your license will expire soon.\n\n")
+		msg := "WARNING: your license will expire soon.\n\n"
+		if isTrial {
+			if len(enterpriseFeatures) > 0 {
+				// We don't print if isTrial and we have enterprise features.
+				// Because in this case we already print the warning when
+				// creating the admin client and printing another warning is
+				// repetitive.
+				return
+			}
+			msg = fmt.Sprintf("Note: your TRIAL license will expire in %v days. To request a license, please visit https://redpanda.com/upgrade. To try Redpanda Enterprise for 30 days, visit https://redpanda.com/try-enterprise. For more information, see https://docs.redpanda.com/current/get-started/licenses/#redpanda-enterprise-edition\n\n", daysLeft)
+		}
+		if ws, err := mTerm.GetWinsize(0); err == nil {
+			// text.Wrap removes the newlines from the text. We add it back.
+			msg = text.Wrap(msg, int(ws.Width)) + "\n\n"
+		}
+		fmt.Fprint(os.Stderr, msg)
 	}
 }