Add comment field to service accounts (#16380)

cmd/admin-handlers-users.go

@@ -665,6 +665,7 @@ func (a adminAPIHandlers) AddServiceAccount(w http.ResponseWriter, r *http.Reque
 	opts := newServiceAccountOpts{
 		accessKey: createReq.AccessKey,
 		secretKey: createReq.SecretKey,
+		comment:   createReq.Comment,
 		claims:    make(map[string]interface{}),
 	}
 
@@ -805,6 +806,7 @@ func (a adminAPIHandlers) AddServiceAccount(w http.ResponseWriter, r *http.Reque
 					AccessKey:     newCred.AccessKey,
 					SecretKey:     newCred.SecretKey,
 					Groups:        newCred.Groups,
+					Comment:       newCred.Comment,
 					Claims:        opts.claims,
 					SessionPolicy: createReq.Policy,
 					Status:        auth.AccountOn,
@@ -892,6 +894,7 @@ func (a adminAPIHandlers) UpdateServiceAccount(w http.ResponseWriter, r *http.Re
 	opts := updateServiceAccountOpts{
 		secretKey:     updateReq.NewSecretKey,
 		status:        updateReq.NewStatus,
+		comment:       updateReq.NewComment,
 		sessionPolicy: sp,
 	}
 	updatedAt, err := globalIAMSys.UpdateServiceAccount(ctx, accessKey, opts)
@@ -909,6 +912,7 @@ func (a adminAPIHandlers) UpdateServiceAccount(w http.ResponseWriter, r *http.Re
 					AccessKey:     accessKey,
 					SecretKey:     opts.secretKey,
 					Status:        opts.status,
+					Comment:       opts.comment,
 					SessionPolicy: updateReq.NewPolicy,
 				},
 			},
@@ -993,6 +997,7 @@ func (a adminAPIHandlers) InfoServiceAccount(w http.ResponseWriter, r *http.Requ
 
 	infoResp := madmin.InfoServiceAccountResp{
 		ParentUser:    svcAccount.ParentUser,
+		Comment:       svcAccount.Comment,
 		AccountStatus: svcAccount.Status,
 		ImpliedPolicy: policy == nil,
 		Policy:        string(policyJSON),
@@ -2467,6 +2472,7 @@ func (a adminAPIHandlers) ImportIAM(w http.ResponseWriter, r *http.Request) {
 					opts := updateServiceAccountOpts{
 						secretKey:     svcAcctReq.SecretKey,
 						status:        svcAcctReq.Status,
+						comment:       svcAcctReq.Comment,
 						sessionPolicy: sp,
 					}
 					_, err = globalIAMSys.UpdateServiceAccount(ctx, svcAcctReq.AccessKey, opts)
@@ -2481,6 +2487,7 @@ func (a adminAPIHandlers) ImportIAM(w http.ResponseWriter, r *http.Request) {
 					secretKey:     svcAcctReq.SecretKey,
 					sessionPolicy: sp,
 					claims:        svcAcctReq.Claims,
+					comment:       svcAcctReq.Comment,
 				}
 
 				// In case of LDAP we need to resolve the targetUser to a DN and