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Add a check to see if the port value is valid

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Without this additional check it could happen that one of the firewall
resources would panic is given an unexpected port value.
This commit is contained in:
Sander van Harmelen 2016-01-21 08:57:59 +01:00
parent 90b6512e0d
commit 20901a6478
4 changed files with 38 additions and 23 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

20
builtin/providers/cloudstack/resource_cloudstack_egress_firewall.go
View File

@ -2,7 +2,6 @@ package cloudstack
import (
"fmt"
"regexp"
"strconv"
"strings"
"sync"
@ -198,9 +197,6 @@ func createEgressFirewallRule(
// Create an empty schema.Set to hold all processed ports
ports := &schema.Set{F: schema.HashString}
// Define a regexp for parsing the port
re := regexp.MustCompile(`^(\d+)(?:-(\d+))?$`)
for _, port := range ps.List() {
if _, ok := uuids[port.(string)]; ok {
ports.Add(port)
@ -208,7 +204,7 @@ func createEgressFirewallRule(
continue
}
m := re.FindStringSubmatch(port.(string))
m := splitPorts.FindStringSubmatch(port.(string))
startPort, err := strconv.Atoi(m[1])
if err != nil {
@ -536,7 +532,7 @@ func verifyEgressFirewallRuleParams(d *schema.ResourceData, rule map[string]inte
protocol := rule["protocol"].(string)
if protocol != "tcp" && protocol != "udp" && protocol != "icmp" {
return fmt.Errorf(
"%s is not a valid protocol. Valid options are 'tcp', 'udp' and 'icmp'", protocol)
"%q is not a valid protocol. Valid options are 'tcp', 'udp' and 'icmp'", protocol)
}
if protocol == "icmp" {
@ -549,9 +545,17 @@ func verifyEgressFirewallRuleParams(d *schema.ResourceData, rule map[string]inte
"Parameter icmp_code is a required parameter when using protocol 'icmp'")
}
} else {
if _, ok := rule["ports"]; !ok {
if ports, ok := rule["ports"].(*schema.Set); ok {
for _, port := range ports.List() {
m := splitPorts.FindStringSubmatch(port.(string))
if m == nil {
return fmt.Errorf(
"%q is not a valid port value. Valid options are '80' or '80-90'", port.(string))
}
}
} else {
return fmt.Errorf(
"Parameter port is a required parameter when using protocol 'tcp' or 'udp'")
"Parameter ports is a required parameter when *not* using protocol 'icmp'")
}
}

20
builtin/providers/cloudstack/resource_cloudstack_firewall.go
View File

@ -2,7 +2,6 @@ package cloudstack
import (
"fmt"
"regexp"
"strconv"
"strings"
"sync"
@ -199,9 +198,6 @@ func createFirewallRule(
// Create an empty schema.Set to hold all processed ports
ports := &schema.Set{F: schema.HashString}
// Define a regexp for parsing the port
re := regexp.MustCompile(`^(\d+)(?:-(\d+))?$`)
for _, port := range ps.List() {
if _, ok := uuids[port.(string)]; ok {
ports.Add(port)
@ -209,7 +205,7 @@ func createFirewallRule(
continue
}
m := re.FindStringSubmatch(port.(string))
m := splitPorts.FindStringSubmatch(port.(string))
startPort, err := strconv.Atoi(m[1])
if err != nil {
@ -537,7 +533,7 @@ func verifyFirewallRuleParams(d *schema.ResourceData, rule map[string]interface{
protocol := rule["protocol"].(string)
if protocol != "tcp" && protocol != "udp" && protocol != "icmp" {
return fmt.Errorf(
"%s is not a valid protocol. Valid options are 'tcp', 'udp' and 'icmp'", protocol)
"%q is not a valid protocol. Valid options are 'tcp', 'udp' and 'icmp'", protocol)
}
if protocol == "icmp" {
@ -550,9 +546,17 @@ func verifyFirewallRuleParams(d *schema.ResourceData, rule map[string]interface{
"Parameter icmp_code is a required parameter when using protocol 'icmp'")
}
} else {
if _, ok := rule["ports"]; !ok {
if ports, ok := rule["ports"].(*schema.Set); ok {
for _, port := range ports.List() {
m := splitPorts.FindStringSubmatch(port.(string))
if m == nil {
return fmt.Errorf(
"%q is not a valid port value. Valid options are '80' or '80-90'", port.(string))
}
}
} else {
return fmt.Errorf(
"Parameter port is a required parameter when using protocol 'tcp' or 'udp'")
"Parameter ports is a required parameter when *not* using protocol 'icmp'")
}
}

18
builtin/providers/cloudstack/resource_cloudstack_network_acl_rule.go
View File

@ -2,7 +2,6 @@ package cloudstack
import (
"fmt"
"regexp"
"strconv"
"strings"
"sync"
@ -224,9 +223,6 @@ func createNetworkACLRule(
// Create an empty schema.Set to hold all processed ports
ports := &schema.Set{F: schema.HashString}
// Define a regexp for parsing the port
re := regexp.MustCompile(`^(\d+)(?:-(\d+))?$`)
for _, port := range ps.List() {
if _, ok := uuids[port.(string)]; ok {
ports.Add(port)
@ -234,7 +230,7 @@ func createNetworkACLRule(
continue
}
m := re.FindStringSubmatch(port.(string))
m := splitPorts.FindStringSubmatch(port.(string))
startPort, err := strconv.Atoi(m[1])
if err != nil {
@ -607,7 +603,15 @@ func verifyNetworkACLRuleParams(d *schema.ResourceData, rule map[string]interfac
case "all":
// No additional test are needed, so just leave this empty...
case "tcp", "udp":
if _, ok := rule["ports"]; !ok {
if ports, ok := rule["ports"].(*schema.Set); ok {
for _, port := range ports.List() {
m := splitPorts.FindStringSubmatch(port.(string))
if m == nil {
return fmt.Errorf(
"%q is not a valid port value. Valid options are '80' or '80-90'", port.(string))
}
}
} else {
return fmt.Errorf(
"Parameter ports is a required parameter when *not* using protocol 'icmp'")
}
@ -615,7 +619,7 @@ func verifyNetworkACLRuleParams(d *schema.ResourceData, rule map[string]interfac
_, err := strconv.ParseInt(protocol, 0, 0)
if err != nil {
return fmt.Errorf(
"%s is not a valid protocol. Valid options are 'tcp', 'udp', "+
"%q is not a valid protocol. Valid options are 'tcp', 'udp', "+
"'icmp', 'all' or a valid protocol number", protocol)
}
}

3
builtin/providers/cloudstack/resources.go
View File

@ -14,6 +14,9 @@ import (
// UnlimitedResourceID is a "special" ID to define an unlimited resource
const UnlimitedResourceID = "-1"
// Define a regexp for parsing the port
var splitPorts = regexp.MustCompile(`^(\d+)(?:-(\d+))?$`)
type retrieveError struct {
name string
value string