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node ACL logic + tests implemented

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This commit is contained in:
0xdcarns 2022-02-24 13:48:35 -05:00
parent 6061ccec76
commit a8043accc9
5 changed files with 132 additions and 31 deletions
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3
controllers/config/dnsconfig/netmaker.hosts
View file

@ -1,2 +1 @@
10.0.0.1 testnode.skynet
10.0.0.2 myhost.skynet
10.0.0.2 testnode.skynet myhost.skynet

57
controllers/node_test.go
View file

@ -5,6 +5,8 @@ import (
"github.com/gravitl/netmaker/database"
"github.com/gravitl/netmaker/logic"
"github.com/gravitl/netmaker/logic/acls"
nodeacls "github.com/gravitl/netmaker/logic/acls/node-acls"
"github.com/gravitl/netmaker/models"
"github.com/stretchr/testify/assert"
)
@ -143,6 +145,61 @@ func TestValidateEgressGateway(t *testing.T) {
})
}
func TestNodeACLs(t *testing.T) {
deleteAllNodes()
node1 := models.Node{PublicKey: "DM5qhLAE20PG9BbfBCger+Ac9D2NDOwCtY1rbYDLf34=", Name: "testnode", Endpoint: "10.0.0.50", MacAddress: "01:02:03:04:05:06", Password: "password", Network: "skynet", OS: "linux"}
node2 := models.Node{PublicKey: "DM5qhLAE20FG7BbfBCger+Ac9D2NDOwCtY1rbYDXf14=", Name: "testnode", Endpoint: "10.0.0.100", MacAddress: "01:02:03:04:05:07", Password: "password", Network: "skynet", OS: "linux"}
logic.CreateNode(&node1)
logic.CreateNode(&node2)
currentACL, err := nodeacls.CreateNetworkACL(acls.NetworkID(node1.Network))
t.Run("acls not present", func(t *testing.T) {
assert.Nil(t, err)
assert.Nil(t, currentACL[acls.NodeID(node1.ID)])
assert.Nil(t, currentACL[acls.NodeID(node2.ID)])
node1ACL, err := nodeacls.FetchNodeACL(acls.NetworkID(node1.Network), acls.NodeID(node1.ID))
assert.NotNil(t, err)
assert.Nil(t, node1ACL)
assert.EqualError(t, err, "no node ACL present for node "+node1.ID)
})
t.Run("node acls exists after creates", func(t *testing.T) {
node1ACL, err := nodeacls.CreateNodeACL(acls.NetworkID(node1.Network), acls.NodeID(node1.ID), acls.Allowed)
assert.Nil(t, err)
assert.NotNil(t, node1ACL)
assert.Equal(t, node1ACL[acls.NodeID(node2.ID)], acls.NotPresent)
node2ACL, err := nodeacls.CreateNodeACL(acls.NetworkID(node1.Network), acls.NodeID(node2.ID), acls.Allowed)
assert.Nil(t, err)
assert.NotNil(t, node2ACL)
assert.Equal(t, acls.Allowed, node2ACL[acls.NodeID(node1.ID)])
})
t.Run("node acls correct after fetch", func(t *testing.T) {
node1ACL, err := nodeacls.FetchNodeACL(acls.NetworkID(node1.Network), acls.NodeID(node1.ID))
assert.Nil(t, err)
assert.Equal(t, acls.Allowed, node1ACL[acls.NodeID(node2.ID)])
})
t.Run("node acls correct after modify", func(t *testing.T) {
retNetworkACL, err := nodeacls.ChangeNodeACL(acls.NetworkID(node1.Network), acls.NodeID(node1.ID), acls.NodeID(node2.ID), acls.NotAllowed)
assert.Nil(t, err)
assert.NotNil(t, retNetworkACL)
assert.Equal(t, acls.NotAllowed, retNetworkACL[acls.NodeID(node1.ID)][acls.NodeID(node2.ID)])
assert.Equal(t, acls.NotAllowed, retNetworkACL[acls.NodeID(node2.ID)][acls.NodeID(node1.ID)])
})
t.Run("node acls correct after erroneous modify", func(t *testing.T) {
retNetworkACL, err := nodeacls.ChangeNodeACL(acls.NetworkID(node1.Network), acls.NodeID(node1.ID), acls.NodeID(node2.ID), acls.NotPresent)
assert.Nil(t, err)
assert.NotNil(t, retNetworkACL)
assert.Equal(t, acls.NotAllowed, retNetworkACL[acls.NodeID(node1.ID)][acls.NodeID(node2.ID)])
assert.Equal(t, acls.NotAllowed, retNetworkACL[acls.NodeID(node2.ID)][acls.NodeID(node1.ID)])
})
t.Run("node acls removed", func(t *testing.T) {
retNetworkACL, err := nodeacls.RemoveNodeACL(acls.NetworkID(node1.Network), acls.NodeID(node1.ID))
assert.Nil(t, err)
assert.NotNil(t, retNetworkACL)
assert.Equal(t, acls.NotPresent, retNetworkACL[acls.NodeID(node2.ID)][acls.NodeID(node1.ID)])
})
deleteAllNodes()
}
func deleteAllNodes() {
database.DeleteAllRecords(database.NODES_TABLE_NAME)
}

74
logic/acls/node-acls/modify.go
View file

@ -4,57 +4,97 @@ import (
"encoding/json"
"github.com/gravitl/netmaker/database"
"github.com/gravitl/netmaker/logic/acls"
)
// UpsertNodeACL - inserts or updates a node ACL on given network
func UpsertNodeACL(networkID NetworkID, nodeID NodeID, defaultVal byte) (NodeACL, error) {
if defaultVal != NotAllowed && defaultVal != Allowed {
defaultVal = NotAllowed
// ChangeNodeACL - takes in two node IDs of a given network and changes them to specified allowed or not value
// returns the total network's ACL and error
func ChangeNodeACL(networkID acls.NetworkID, node1, node2 acls.NodeID, value byte) (acls.NetworkACL, error) {
if value != acls.NotAllowed && value != acls.Allowed { // if invalid option make not allowed
value = acls.NotAllowed
}
currentACL, err := FetchCurrentACL(networkID)
if err != nil {
return nil, err
}
// == make the access control change ==
currentACL[node1][node2] = value
currentACL[node2][node1] = value
return UpsertNetworkACL(networkID, currentACL)
}
// CreateNodeACL - inserts or updates a node ACL on given network
func CreateNodeACL(networkID acls.NetworkID, nodeID acls.NodeID, defaultVal byte) (acls.NodeACL, error) {
if defaultVal != acls.NotAllowed && defaultVal != acls.Allowed {
defaultVal = acls.NotAllowed
}
var currentNetworkACL, err = FetchCurrentACL(networkID)
if err != nil {
return nil, err
}
var newNodeACL = make(NodeACL)
for existingNode := range currentNetworkACL {
currentNetworkACL[existingNode][nodeID] = defaultVal
newNodeACL[existingNode] = defaultVal
var newNodeACL = make(acls.NodeACL)
for existingNodeID := range currentNetworkACL {
currentNetworkACL[existingNodeID][nodeID] = defaultVal // set the old nodes to default value for new node
newNodeACL[existingNodeID] = defaultVal // set the old nodes in new node ACL to default value
}
currentNetworkACL[nodeID] = newNodeACL
return newNodeACL, nil
currentNetworkACL[nodeID] = newNodeACL // append the new node's ACL
retNetworkACL, err := UpsertNetworkACL(networkID, currentNetworkACL) // insert into db, return result
if err != nil {
return nil, err
}
return retNetworkACL[nodeID], nil
}
// CreateNetworkACL - creates an empty ACL list in a given network
func CreateNetworkACL(networkID acls.NetworkID) (acls.NetworkACL, error) {
var networkACL = make(acls.NetworkACL)
return networkACL, database.Insert(string(networkID), string(convertNetworkACLtoACLJson(&networkACL)), database.NODE_ACLS_TABLE_NAME)
}
// UpsertNodeACL - applies a NodeACL to the db, overwrites or creates
func UpsertNodeACL(networkID acls.NetworkID, nodeID acls.NodeID, nodeACL acls.NodeACL) (acls.NodeACL, error) {
currentNetACL, err := FetchCurrentACL(networkID)
if err != nil {
return nodeACL, err
}
currentNetACL[nodeID] = nodeACL
_, err = UpsertNetworkACL(networkID, currentNetACL)
return nodeACL, err
}
// UpsertNetworkACL - Inserts or updates a network ACL given the json string of the ACL and the network name
// if nil, create it
func UpsertNetworkACL(networkID NetworkID, networkACL NetworkACL) (NetworkACL, error) {
func UpsertNetworkACL(networkID acls.NetworkID, networkACL acls.NetworkACL) (acls.NetworkACL, error) {
if networkACL == nil {
networkACL = make(NetworkACL)
networkACL = make(acls.NetworkACL)
}
return networkACL, database.Insert(string(networkID), string(convertNetworkACLtoACLJson(&networkACL)), database.NODE_ACLS_TABLE_NAME)
}
// RemoveNodeACL - removes a specific Node's ACL, returns the NetworkACL and error
func RemoveNodeACL(networkID NetworkID, nodeID NodeID) (NetworkACL, error) {
func RemoveNodeACL(networkID acls.NetworkID, nodeID acls.NodeID) (acls.NetworkACL, error) {
var currentNeworkACL, err = FetchCurrentACL(networkID)
if err != nil {
return nil, err
}
for currentNodeID := range currentNeworkACL {
delete(currentNeworkACL[nodeID], currentNodeID)
if currentNodeID != nodeID {
delete(currentNeworkACL[currentNodeID], nodeID)
}
}
delete(currentNeworkACL, nodeID)
return UpsertNetworkACL(networkID, currentNeworkACL)
}
// RemoveNetworkACL - just delete the network ACL
func RemoveNetworkACL(networkID NetworkID) error {
func RemoveNetworkACL(networkID acls.NetworkID) error {
return database.DeleteRecord(database.NODE_ACLS_TABLE_NAME, string(networkID))
}
func convertNetworkACLtoACLJson(networkACL *NetworkACL) ACLJson {
func convertNetworkACLtoACLJson(networkACL *acls.NetworkACL) acls.ACLJson {
data, err := json.Marshal(networkACL)
if err != nil {
return ""
}
return ACLJson(data)
return acls.ACLJson(data)
}

27
logic/acls/node-acls/retrieve.go
View file

@ -2,30 +2,35 @@ package nodeacls
import (
"encoding/json"
"fmt"
"github.com/gravitl/netmaker/database"
"github.com/gravitl/netmaker/logic/acls"
)
// AreNodesAllowed - checks if nodes are allowed to communicate in their network ACL
func AreNodesAllowed(networkID NetworkID, node1, node2 NodeID) bool {
func AreNodesAllowed(networkID acls.NetworkID, node1, node2 acls.NodeID) bool {
var currentNetworkACL, err = FetchCurrentACL(networkID)
if err != nil {
return false
}
return currentNetworkACL[node1][node2] == Allowed && currentNetworkACL[node2][node1] == Allowed
return currentNetworkACL[node1][node2] == acls.Allowed && currentNetworkACL[node2][node1] == acls.Allowed
}
// FetchNodeACL - fetches a specific node's ACL in a given network
func FetchNodeACL(networkID NetworkID, nodeID NodeID) (NodeACL, error) {
func FetchNodeACL(networkID acls.NetworkID, nodeID acls.NodeID) (acls.NodeACL, error) {
currentNetACL, err := FetchCurrentACL(networkID)
if err != nil {
return nil, err
}
if currentNetACL[nodeID] == nil {
return nil, fmt.Errorf("no node ACL present for node %s", nodeID)
}
return currentNetACL[nodeID], nil
}
// FetchNodeACLJson - fetches a node's acl in given network except returns the json string
func FetchNodeACLJson(networkID NetworkID, nodeID NodeID) (ACLJson, error) {
func FetchNodeACLJson(networkID acls.NetworkID, nodeID acls.NodeID) (acls.ACLJson, error) {
currentNodeACL, err := FetchNodeACL(networkID, nodeID)
if err != nil {
return "", err
@ -34,16 +39,16 @@ func FetchNodeACLJson(networkID NetworkID, nodeID NodeID) (ACLJson, error) {
if err != nil {
return "", err
}
return ACLJson(jsonData), nil
return acls.ACLJson(jsonData), nil
}
// FetchCurrentACL - fetches all current node rules in given network ACL
func FetchCurrentACL(networkID NetworkID) (NetworkACL, error) {
aclJson, err := FetchCurrentACLJson(NetworkID(networkID))
func FetchCurrentACL(networkID acls.NetworkID) (acls.NetworkACL, error) {
aclJson, err := FetchCurrentACLJson(acls.NetworkID(networkID))
if err != nil {
return nil, err
}
var currentNetworkACL NetworkACL
var currentNetworkACL acls.NetworkACL
if err := json.Unmarshal([]byte(aclJson), &currentNetworkACL); err != nil {
return nil, err
}
@ -51,10 +56,10 @@ func FetchCurrentACL(networkID NetworkID) (NetworkACL, error) {
}
// FetchCurrentACLJson - fetch the current ACL of given network except in json string
func FetchCurrentACLJson(networkID NetworkID) (ACLJson, error) {
func FetchCurrentACLJson(networkID acls.NetworkID) (acls.ACLJson, error) {
currentACLs, err := database.FetchRecord(database.NODE_ACLS_TABLE_NAME, string(networkID))
if err != nil {
return ACLJson(""), err
return acls.ACLJson(""), err
}
return ACLJson(currentACLs), nil
return acls.ACLJson(currentACLs), nil
}

2
logic/acls/node-acls/types.go → logic/acls/types.go
View file

@ -1,4 +1,4 @@
package nodeacls
package acls
var (
// NotPresent - 0 - not present (default)