func Example_diff2() {
app, c := setup_diff()
f := func(s string) {
if err := command.Dispatch(app, s, c, command.CONF, false); err != nil {
log.Printf("dispatch: [%s]: %v", s, err)
}
}
f("hostname bgp1")
f("hostname bgp2")
f("router bgp 1 neighbor 1.1.1.1 remote-as 1")
f("router bgp 1 neighbor 2.2.2.2 remote-as 1")
f("router bgp 1 neighbor 3.3.3.3 remote-as 2")
f("router bgp 2 neighbor 3.3.3.3 remote-as 2")
f("router bgp 2 neighbor 4.4.4.4 remote-as 2")
f("router bgp 2 neighbor 4.4.4.4 remote-as 3")
if err := command.Dispatch(app, "commit", c, command.CONF, false); err != nil {
log.Printf("dispatch: [commit]: %v", err)
}
nonet := "no router bgp 1"
if err := command.CmdNo(app, nil, nonet, c); err != nil {
log.Printf("cmd failed: [%s] error=[%v]", nonet, err)
return
}
command.WriteConfig(app.confRootCandidate, &outputWriter{})
// Output:
// hostname bgp2
// router bgp 2 neighbor 3.3.3.3 remote-as 2
// router bgp 2 neighbor 4.4.4.4 remote-as 3
}
func Example_diff2() {
app, c := setup_diff()
f := func(s string) {
if err := command.Dispatch(app, s, c, command.CONF, false); err != nil {
log.Printf("dispatch: [%s]: %v", s, err)
}
}
f("hostname rip1")
f("hostname rip2")
f("router rip network 1.1.1.0/24")
f("router rip network 1.1.2.0/24")
f("router rip network 1.1.3.0/24 cost 2")
f("router rip network 1.1.4.0/24 cost 15")
f("router rip vrf X network 1.1.1.0/24")
f("router rip vrf X network 1.1.2.0/24")
f("router rip vrf X network 1.1.3.0/24 cost 3")
f("router rip vrf X network 1.1.3.0/24 cost 4")
f("router rip vrf x network 1.1.1.1/32")
f("username guest1 password secret1")
f("username guest1 password secret2")
f("username guest2 password secret3")
if err := command.Dispatch(app, "commit", c, command.CONF, false); err != nil {
log.Printf("dispatch: [commit]: %v", err)
}
/*
noCmd, err := command.CmdFind(app.cmdRoot, "no X", command.CONF, true)
if err != nil {
log.Printf("could not find 'no' command: %v", err)
return
}
*/
nonet := "no router rip network"
if err := command.CmdNo(app, nil, nonet, c); err != nil {
log.Printf("cmd failed: [%s] error=[%v]", nonet, err)
return
}
command.WriteConfig(app.confRootCandidate, &outputWriter{})
// Output:
// hostname rip2
// router rip vrf X network 1.1.1.0/24
// router rip vrf X network 1.1.2.0/24
// router rip vrf X network 1.1.3.0/24 cost 4
// router rip vrf x network 1.1.1.1/32
// username guest1 password secret2
// username guest2 password secret3
}
func Example_diff1() {
app, c := setup_diff()
f := func(s string) {
if err := command.Dispatch(app, s, c, command.CONF, false); err != nil {
log.Printf("dispatch: [%s]: %v", s, err)
}
}
f("hostname bgp1")
f("hostname bgp2")
f("router bgp 1 neighbor 1.1.1.1 description A BB C")
f("router bgp 1 neighbor 1.1.1.1 description AA BB C")
f("router bgp 1 neighbor 1.1.1.1 remote-as 1")
f("router bgp 1 neighbor 2.2.2.2 remote-as 1")
f("router bgp 1 neighbor 3.3.3.3 remote-as 2")
f("router bgp 2 neighbor 3.3.3.3 remote-as 2")
f("router bgp 2 neighbor 4.4.4.4 remote-as 2")
f("router bgp 2 neighbor 4.4.4.4 remote-as 3")
command.WriteConfig(app.confRootCandidate, &outputWriter{})
// Output:
// hostname bgp2
// router bgp 1 neighbor 1.1.1.1 description AA BB C
// router bgp 1 neighbor 1.1.1.1 remote-as 1
// router bgp 1 neighbor 2.2.2.2 remote-as 1
// router bgp 1 neighbor 3.3.3.3 remote-as 2
// router bgp 2 neighbor 3.3.3.3 remote-as 2
// router bgp 2 neighbor 4.4.4.4 remote-as 3
}
func Example_diff1() {
app, c := setup_diff()
f := func(s string) {
if err := command.Dispatch(app, s, c, command.CONF, false); err != nil {
log.Printf("dispatch: [%s]: %v", s, err)
}
}
f("hostname rip1")
f("hostname rip2")
f("router rip network 1.1.1.0/24")
f("router rip network 1.1.2.0/24")
f("router rip network 1.1.3.0/24 cost 2")
f("router rip network 1.1.4.0/24 cost 15")
f("router rip vrf X network 1.1.1.0/24")
f("router rip vrf X network 1.1.2.0/24")
f("router rip vrf X network 1.1.3.0/24 cost 3")
f("router rip vrf X network 1.1.3.0/24 cost 4")
f("router rip vrf x network 1.1.1.1/32")
f("username guest1 password secret1")
f("username guest1 password secret2")
f("username guest2 password secret3")
command.WriteConfig(app.confRootCandidate, &outputWriter{})
// Output:
// hostname rip2
// router rip network 1.1.1.0/24
// router rip network 1.1.2.0/24
// router rip network 1.1.3.0/24 cost 2
// router rip network 1.1.4.0/24 cost 15
// router rip vrf X network 1.1.1.0/24
// router rip vrf X network 1.1.2.0/24
// router rip vrf X network 1.1.3.0/24 cost 4
// router rip vrf x network 1.1.1.1/32
// username guest1 password secret2
// username guest2 password secret3
}
func executeLine(ctx command.ConfContext, line string, history bool, c *Client) {
log.Printf("executeLine: [%v]", line)
status := c.Status()
switch status {
case command.MOTD:
c.Sendln("")
c.Sendln("vty server ready")
c.Sendln("")
if isAnyUserDefined(ctx.ConfRootActive()) {
c.StatusSet(command.USER) // request user/password auth
} else {
c.StatusSet(command.EXEC) // login without user/password auth
}
case command.USER:
c.EchoDisable()
c.StatusSet(command.PASS)
c.UsernameSet(line)
case command.PASS:
c.EchoEnable()
if checkPassword(ctx.ConfRootActive(), c.Username(), line) {
c.StatusSet(command.EXEC) // login allowed
} else {
c.StatusSet(command.USER) // request user again
}
case command.EXEC, command.ENAB, command.CONF:
if err := command.Dispatch(ctx, line, c, status, history); err != nil {
c.Sendln(fmt.Sprintf("executeLine: error: %v", err))
}
default:
msg := fmt.Sprintf("unknown state for command: [%s]", line)
log.Print(msg)
c.Sendln(msg)
}
commandFeedback(c, getHostname(ctx.ConfRootActive()))
}
func TestConf(t *testing.T) {
app := &testApp{
cmdRoot: &command.CmdNode{MinLevel: command.EXEC},
confRootCandidate: &command.ConfNode{},
confRootActive: &command.ConfNode{},
}
hardware := fwd.NewDataplaneBogus()
listInterfaces := func() ([]string, []string) {
ifaces, vrfs, err := hardware.Interfaces()
if err != nil {
t.Errorf("hardware.Interfaces(): error: %v", err)
}
return ifaces, vrfs
}
listCommitId := func() []string {
return []string{"BOGUS:TestConf:listCommitId"}
}
command.LoadKeywordTable(listInterfaces, listCommitId)
root := app.cmdRoot
cmdNone := command.CMD_NONE
cmdConf := command.CMD_CONF
cmdBogus := func(ctx command.ConfContext, node *command.CmdNode, line string, c command.CmdClient) {
}
command.CmdInstall(root, cmdConf, "interface {IFNAME} description {ANY}", command.CONF, command.HelperIfaceDescr, command.ApplyBogus, "Set interface description")
command.CmdInstall(root, cmdConf, "interface {IFNAME} ipv4 address {IFADDR}", command.CONF, command.HelperIfaceAddr, command.ApplyBogus, "Assign IPv4 address to interface")
command.CmdInstall(root, cmdConf, "interface {IFNAME} ipv6 address {IFADDR6}", command.CONF, cmdBogus, command.ApplyBogus, "Assign IPv6 address to interface")
command.CmdInstall(root, cmdConf, "interface {IFNAME} shutdown", command.CONF, cmdBogus, command.ApplyBogus, "Disable interface")
command.CmdInstall(root, cmdConf, "ip routing", command.CONF, cmdBogus, command.ApplyBogus, "Enable IP routing")
command.CmdInstall(root, cmdConf, "hostname (HOSTNAME)", command.CONF, command.HelperHostname, command.ApplyBogus, "Assign hostname")
command.CmdInstall(root, cmdNone, "no {ANY}", command.CONF, command.HelperNo, nil, "Remove a configuration item")
c := &testClient{outputChannel: make(chan string)}
close(c.outputChannel) // closed channel will break writers
if err := command.Dispatch(app, "", c, command.CONF, false); err != nil {
t.Errorf("empty command rejected: %v", err)
}
if err := command.Dispatch(app, " ", c, command.CONF, false); err != nil {
t.Errorf("blank command rejected: %v", err)
}
if err := command.Dispatch(app, " !xxx ", c, command.CONF, false); err != nil {
t.Errorf("comment command ! rejected: %v", err)
}
if err := command.Dispatch(app, " #xxx ", c, command.CONF, false); err != nil {
t.Errorf("comment command # rejected: %v", err)
}
if err := command.Dispatch(app, "xxxxxx", c, command.CONF, false); err == nil {
t.Errorf("bad command accepted")
}
command.Dispatch(app, "hostname nexthop-router", c, command.CONF, false)
if host := getHostname(app.ConfRootCandidate()); host != "nexthop-router" {
t.Errorf("bad hostname: %s", host)
}
command.Dispatch(app, "int eth0 desc aa bb ccc", c, command.CONF, false)
node, err := app.confRootCandidate.Get("interface eth0 description")
if err != nil || node == nil {
t.Errorf("bad description: %v", err)
return
}
if node.Path != "interface eth0 description" {
t.Errorf("bad description path: [%s]", node.Path)
}
if len(node.Children) != 1 {
t.Errorf("bad description value count: %d", len(node.Children))
}
if v := command.DescriptionDecode(command.LastToken(node.Children[0].Path)); v != " aa bb ccc" {
t.Errorf("bad description value: [%s]", v)
}
command.Dispatch(app, "no int eth0 desc xxxxxxx", c, command.CONF, false)
node, err = app.confRootCandidate.Get("interface eth0 description")
if node != nil || err == nil {
t.Errorf("eth0 description should not be present: node=[%v] error=[%v]", node, err)
}
command.Dispatch(app, "int eth1 desc ddd eee fff ", c, command.CONF, false)
node, err = app.confRootCandidate.Get("interface eth1 description")
if err != nil {
t.Errorf("bad description: %v", err)
}
if node.Path != "interface eth1 description" {
t.Errorf("bad description path: [%s]", node.Path)
}
if len(node.Children) != 1 {
t.Errorf("bad description value count: %d", len(node.Children))
}
if v := command.DescriptionDecode(command.LastToken(node.Children[0].Path)); v != "ddd eee fff " {
t.Errorf("bad description value: [%s]", v)
}
command.Dispatch(app, "no int eth1 desc", c, command.CONF, false)
node, err = app.confRootCandidate.Get("interface eth1 description")
if node != nil || err == nil {
t.Errorf("eth1 description should not be present: node=[%v] error=[%v]", node, err)
}
command.Dispatch(app, "int eth2 ipv4 addr 1.1.1.1/1", c, command.CONF, false)
node, err = app.confRootCandidate.Get("interface eth2 ipv4 address")
if err != nil {
t.Errorf("bad eth2 address 1: %v", err)
return
}
if len(node.Children) != 1 {
t.Errorf("wrong number of eth2 addresses (expected=1): %d", len(node.Children))
}
command.Dispatch(app, "int eth2 ipv4 addr 2.2.2.2/2", c, command.CONF, false)
if err != nil {
t.Errorf("bad eth2 address 2: %v", err)
return
}
if len(node.Children) != 2 {
t.Errorf("wrong number of eth2 addresses (expected=2): %d", len(node.Children))
}
command.Dispatch(app, "int eth2 ipv4 addr 3.3.3.3/3", c, command.CONF, false)
node, err = app.confRootCandidate.Get("interface eth2 ipv4 address")
if err != nil {
t.Errorf("bad eth2 address 3: %v", err)
return
}
if len(node.Children) != 3 {
t.Errorf("wrong number of eth2 addresses (expected=3): %d", len(node.Children))
}
command.Dispatch(app, "no int eth2 ipv4 addr 3.3.3.3/3", c, command.CONF, false)
if len(node.Children) != 2 {
t.Errorf("wrong number of eth2 addresses (expected=2): %d", len(node.Children))
}
command.Dispatch(app, "no int eth2 ipv4 addr", c, command.CONF, false)
node, err = app.confRootCandidate.Get("interface eth2 ipv4 address")
if node != nil || err == nil {
t.Errorf("eth2 should not have address: node=[%v] error=[%v]", node, err)
}
command.Dispatch(app, "int eth3 ipv4 addr 1.1.1.1/1", c, command.CONF, false)
command.Dispatch(app, "int eth3 ipv4 addr 2.2.2.2/2", c, command.CONF, false)
command.Dispatch(app, "int eth3 ipv4 addr 3.3.3.3/3", c, command.CONF, false)
command.Dispatch(app, "int eth3 ipv4 addr 4.4.4.4/4", c, command.CONF, false)
node, err = app.confRootCandidate.Get("interface eth3 ipv4 address")
if err != nil {
t.Errorf("bad eth3 address: %v", err)
return
}
if len(node.Children) != 4 {
t.Errorf("wrong number of eth3 addresses (expected=4): %d", len(node.Children))
}
node, err = app.confRootCandidate.Get("interface eth3 ipv4")
if err != nil {
t.Errorf("eth3 should have ipv4: node=[%v] error=[%v]", node, err)
}
command.Dispatch(app, "no int eth3 ipv4", c, command.CONF, false)
node, err = app.confRootCandidate.Get("interface eth3")
if node != nil || err == nil {
t.Errorf("eth3 should not exist: node=[%v] error=[%v]", node, err)
}
command.Dispatch(app, "int eth4 ipv4 addr 1.1.1.1/1", c, command.CONF, false)
command.Dispatch(app, "int eth4 desc abc", c, command.CONF, false)
node, err = app.confRootCandidate.Get("interface eth4 ipv4 address")
if err != nil {
t.Errorf("bad eth4 address: %v", err)
return
}
if len(node.Children) != 1 {
t.Errorf("wrong number of eth4 addresses (expected=1): %d", len(node.Children))
}
node, err = app.confRootCandidate.Get("interface eth4 description")
if err != nil {
t.Errorf("bad eth4 description: %v", err)
return
}
command.Dispatch(app, "no int eth4 ipv4 addr", c, command.CONF, false)
node, err = app.confRootCandidate.Get("interface eth4 ipv4")
if node != nil || err == nil {
t.Errorf("eth4 should not have ipv4: node=[%v] error=[%v]", node, err)
return
}
node, err = app.confRootCandidate.Get("interface eth4")
if node == nil || err != nil {
t.Errorf("eth4 should exist: node=[%v] error=[%v]", node, err)
return
}
f := func() {
command.Dispatch(app, "interface eth5 ipv4 address 1.1.1.1/24", c, command.CONF, false)
}
noCmd, err := command.CmdFind(root, "no X", command.CONF, true)
if err != nil {
t.Errorf("could not find 'no' command: %v", err)
}
f()
cmd := "no interface eth5 ipv4 address 1.1.1.1/24"
if err := command.CmdNo(app, noCmd, cmd, c); err != nil {
t.Errorf("cmd failed: [%s] error=[%v]", cmd, err)
}
f()
cmd = "no interface eth5 ipv4 address"
if err := command.CmdNo(app, noCmd, cmd, c); err != nil {
t.Errorf("cmd failed: [%s] error=[%v]", cmd, err)
}
f()
cmd = "no interface eth5 ipv4"
if err := command.CmdNo(app, noCmd, cmd, c); err != nil {
t.Errorf("cmd failed: [%s] error=[%v]", cmd, err)
}
f()
cmd = "no interface eth5"
if err := command.CmdNo(app, noCmd, cmd, c); err != nil {
t.Errorf("cmd failed: [%s] error=[%v]", cmd, err)
}
f()
cmd = "no interface"
if err := command.CmdNo(app, noCmd, cmd, c); err != nil {
t.Errorf("cmd failed: [%s] error=[%v]", cmd, err)
}
f()
cmd = "no"
if err := command.CmdNo(app, noCmd, cmd, c); err == nil {
t.Errorf("bad cmd silently accepted: [%s]", cmd)
}
}
func TestPrune(t *testing.T) {
app := &testApp{
cmdRoot: &command.CmdNode{MinLevel: command.EXEC},
confRootCandidate: &command.ConfNode{},
confRootActive: &command.ConfNode{},
}
hardware := fwd.NewDataplaneBogus()
listInterfaces := func() ([]string, []string) {
ifaces, vrfs, err := hardware.Interfaces()
if err != nil {
t.Errorf("hardware.Interfaces(): error: %v", err)
}
return ifaces, vrfs
}
listCommitId := func() []string {
return []string{"BOGUS:TestPrune:listCommitId"}
}
command.LoadKeywordTable(listInterfaces, listCommitId)
root := app.cmdRoot
cmdNone := command.CMD_NONE
cmdConf := command.CMD_CONF
/*
cmdBogus := func(ctx command.ConfContext, node *command.CmdNode, line string, c command.CmdClient) {
}
*/
cmdSimpleSet := func(ctx command.ConfContext, node *command.CmdNode, line string, c command.CmdClient) {
ctx.ConfRootCandidate().Set(node.Path, line)
}
path := "a b c d e f g h i j"
jPath := "b c d e f g h i j"
hPath := "b c d e f g h"
gPath := "b c d e f g"
fPath := "b c d e f"
command.CmdInstall(root, cmdConf, path, command.CONF, cmdSimpleSet, command.ApplyBogus, "Teste prune A")
command.CmdInstall(root, cmdConf, fPath, command.CONF, cmdSimpleSet, command.ApplyBogus, "Teste prune F")
command.CmdInstall(root, cmdConf, jPath, command.CONF, cmdSimpleSet, command.ApplyBogus, "Teste prune J")
command.CmdInstall(root, cmdNone, "no {ANY}", command.CONF, command.HelperNo, nil, "Remove a configuration item")
c := &testClient{outputChannel: make(chan string)}
close(c.outputChannel) // closed channel will break writers
noCmd, err := command.CmdFind(root, "no X", command.CONF, true)
if noCmd == nil || err != nil {
t.Errorf("could not find 'no' command: %v", err)
return
}
command.Dispatch(app, path, c, command.CONF, false)
{
node, err := app.confRootCandidate.Get(path)
if node == nil || err != nil {
t.Errorf("missing config node=[%s] error: %v", path, err)
return
}
if node.Path != path {
t.Errorf("config node mismatch want=[%s] got=[%s]", path, node.Path)
return
}
}
noPath := fmt.Sprintf("no %s", path)
if err := command.CmdNo(app, noCmd, noPath, c); err != nil {
t.Errorf("cmd failed: [%s] error=[%v]", noPath, err)
return
}
{
node, err := app.confRootCandidate.Get(path)
if node != nil || err == nil {
t.Errorf("unexpected config node=[%s] error: %v", path, err)
return
}
}
{
p := "a"
node, err := app.confRootCandidate.Get(p)
if node != nil || err == nil {
t.Errorf("unexpected config node=[%s] error: %v", p, err)
return
}
}
command.Dispatch(app, jPath, c, command.CONF, false)
{
node, err := app.confRootCandidate.Get(jPath)
if node == nil || err != nil {
t.Errorf("missing config node=[%s] error: %v", jPath, err)
return
}
if node.Path != jPath {
t.Errorf("config node mismatch want=[%s] got=[%s]", jPath, node.Path)
return
}
}
noH := fmt.Sprintf("no %s", hPath)
if err := command.CmdNo(app, noCmd, noH, c); err != nil {
t.Errorf("cmd failed: [%s] error=[%v]", noH, err)
return
}
{
node, err := app.confRootCandidate.Get(hPath)
if node != nil || err == nil {
t.Errorf("unexpected config node=[%s] error: %v", hPath, err)
return
}
}
{
node, err := app.confRootCandidate.Get(gPath)
if node != nil || err == nil {
t.Errorf("unexpected config node=[%s] error: %v", gPath, err)
return
}
}
{
node, err := app.confRootCandidate.Get(fPath)
if node == nil || err != nil {
t.Errorf("missing config node=[%s] error: %v", fPath, err)
return
}
if node.Path != fPath {
t.Errorf("config node mismatch want=[%s] got=[%s]", fPath, node.Path)
return
}
}
}
func TestConf(t *testing.T) {
app := &ripTestApp{
cmdRoot: &command.CmdNode{MinLevel: command.EXEC},
confRootCandidate: &command.ConfNode{},
confRootActive: &command.ConfNode{},
}
hardware := fwd.NewDataplaneBogus()
listInterfaces := func() ([]string, []string) {
ifaces, vrfs, err := hardware.Interfaces()
if err != nil {
t.Errorf("hardware.Interfaces(): error: %v", err)
}
return ifaces, vrfs
}
listCommitId := func() []string {
return []string{"BOGUS:rip.TestConf:listCommitId"}
}
command.LoadKeywordTable(listInterfaces, listCommitId)
root := app.cmdRoot
cmdNone := command.CMD_NONE
cmdConf := command.CMD_CONF
command.CmdInstall(root, cmdConf, "router rip", command.CONF, cmdRip, applyRip, "Enable RIP protocol")
command.CmdInstall(root, cmdConf, "router rip network {NETWORK}", command.CONF, cmdRipNetwork, applyRipNet, "Insert network into RIP protocol")
command.CmdInstall(root, cmdNone, "no {ANY}", command.CONF, command.HelperNo, nil, "Remove a configuration item")
c := NewRipTestClient(func(string) {})
r := "router rip"
net := fmt.Sprintf("%s network", r)
n1 := "1.1.1.0/24"
n2 := "2.2.2.0/24"
net1 := fmt.Sprintf("%s %s", net, n1)
net2 := fmt.Sprintf("%s %s", net, n2)
command.Dispatch(app, net1, c, command.CONF, false)
command.Dispatch(app, net2, c, command.CONF, false)
{
node, err := app.confRootCandidate.Get(net)
if node == nil || err != nil {
t.Errorf("missing config node=[%s] error: %v", net, err)
return
}
if node.Path != net {
t.Errorf("config node mismatch want=[%s] got=[%s]", net, node.Path)
}
if len(node.Children) != 2 {
t.Errorf("bad number of values want=2 got=%d", len(node.Children))
}
if v := command.LastToken(node.Children[0].Path); v != n1 {
t.Errorf("unexpected 1st network want=%s got=%s", n1, v)
}
if v := command.LastToken(node.Children[1].Path); v != n2 {
t.Errorf("unexpected 2nd network want=%s got=%s", n2, v)
}
}
nonet1 := fmt.Sprintf("no %s", net1)
nonet2 := fmt.Sprintf("no %s", net2)
/*
noCmd, err := command.CmdFind(root, "no X", command.CONF, true)
if err != nil {
t.Errorf("could not find 'no' command: %v", err)
return
}
*/
dumpConf(app.confRootCandidate, "conf1:")
fmt.Printf("trying: [%s]\n", nonet1)
if err := command.CmdNo(app, nil, nonet1, c); err != nil {
t.Errorf("cmd failed: [%s] error=[%v]", nonet1, err)
return
}
dumpConf(app.confRootCandidate, "conf2:")
fmt.Printf("trying: [%s]\n", nonet2)
if err := command.CmdNo(app, nil, nonet2, c); err != nil {
t.Errorf("cmd failed: [%s] error=[%v]", nonet2, err)
return
}
dumpConf(app.confRootCandidate, "conf3:")
{
node, err := app.confRootCandidate.Get(net)
if node != nil || err == nil {
t.Errorf("unexpected config node=[%s] error: %v", net, err)
}
}
{
node, err := app.confRootCandidate.Get(r)
if node == nil || err != nil {
t.Errorf("missing config node=[%s] error: %v", r, err)
}
}
}