func (p *Proxy) Command(commands string, f *profile.Profile, v *life.Life) {
commandLines := strings.Split(commands, "\n")
for _, line := range commandLines {
line = strings.TrimSpace(line)
if len(line) <= 0 || line[0] == '#' {
continue
}
c, rest := cmd.TakeFirstArg(line)
switch c {
case "restart":
if v != nil {
v.Restart()
}
case "clear":
f.Clear()
case "domain":
f.CommandDomain(rest)
case "url":
f.CommandUrl(rest)
case "host":
c, rest = cmd.TakeFirstArg(rest)
if ip, domain, ok := parseIPDomain(c, rest); ok {
f.CommandDomain(domain + " " + ip)
}
default:
if ip, domain, ok := parseIPDomain(c, rest); ok {
f.CommandDomain(domain + " " + ip)
}
}
}
}
func takeDuration(content string) (bool, float32, string, bool) {
rand := false
d, p := cmd.TakeFirstArg(content)
if d == "rand" {
rand = true
d, p = cmd.TakeFirstArg(p)
}
duration := parseDuration(d)
return rand, duration, p, duration >= 0
}
func commandDomainMode(p *Profile, mode, content string) {
c, rest := cmd.TakeFirstArg(content)
if c == "" {
return
}
act := DomainActNone
if mode != "redirect" && rest != "" {
return
}
ip := ""
if mode == "block" {
act = DomainActBlock
} else if mode == "redirect" {
if rest != "" {
addr := net.ParseIP(rest)
if addr == nil {
return
} else {
ip = addr.String()
}
}
act = DomainActRedirect
}
if c == "all" {
p.SetAllDomainAction(DomainAct(act), ip)
} else {
p.SetDomainAction(c, DomainAct(act), ip)
}
}
func parseUrlProxyAction(c, rest string) (*UrlProxyAction, string, bool) {
var act UrlAct = UrlActNone
value := ""
if c == "proxy" {
act = UrlActNone
} else if c == "cache" {
act = UrlActCache
} else {
switch c {
case "status":
act = UrlActStatus
case "map":
act = UrlActMap
case "redirect":
act = UrlActRedirect
case "rewrite":
act = UrlActRewritten
case "restore":
act = UrlActRestore
case "tcpwrite":
act = UrlActTcpWritten
default:
return nil, "", false
}
value, rest = cmd.TakeFirstArg(rest)
}
return &UrlProxyAction{act, value}, rest, true
}
func commandDomainMode(p *Profile, mode, content string) {
c, rest := cmd.TakeFirstArg(content)
if c == "" {
return
}
ip := ""
if rest != "" {
addr := net.ParseIP(rest)
if addr == nil {
return
} else {
ip = addr.String()
}
}
act := new(DomainAct)
if mode == "" {
act = nil
} else if mode == "default" {
*act = DomainActNone
} else if mode == "block" {
*act = DomainActBlock
} else if mode == "proxy" {
*act = DomainActProxy
} else if mode == "null" {
*act = DomainActNull
}
if c == "all" {
p.SetAllDomainAction(act, ip)
} else {
p.SetDomainAction(c, act, ip)
}
}
func commandProxyMode(p *Profile, mode, args string) {
var act UrlAct = UrlActNone
if mode == "cache" {
act = UrlActCache
} else if mode == "drop" {
act = UrlActStatus
}
dropResponseCode := 0
if act == UrlActStatus {
r, rest := cmd.TakeFirstArg(args)
responseCode, err := strconv.Atoi(r)
if err != nil {
return
} else {
dropResponseCode = responseCode
args = rest
}
}
pattern := restToPattern(args)
if pattern == "all" {
p.SetAllUrlAction(act, dropResponseCode)
} else if len(pattern) > 0 {
p.SetUrlAction(pattern, act, dropResponseCode)
}
}
func delayTimeAndPattern(content string) (float32, string, bool) {
d, p := cmd.TakeFirstArg(content)
duration := parseDuration(d)
pattern := restToPattern(p)
ok := duration >= 0 && len(pattern) > 0
return duration, pattern, ok
}
func takeBodyDuration(content string) (bool, bool, float32, string, bool) {
body := false
rand := false
d, p := cmd.TakeFirstArg(content)
for {
if d == "rand" {
rand = true
} else if d == "body" {
body = true
} else {
break
}
d, p = cmd.TakeFirstArg(p)
}
duration := parseDuration(d)
return body, rand, duration, p, duration >= 0
}
func (p *Profile) CommandDomain(content string) {
c, rest := cmd.TakeFirstArg(content)
switch c {
case "default", "block", "proxy", "null":
commandDomainMode(p, c, rest)
case "delete":
commandDomainDelete(p, rest)
default:
commandDomainMode(p, "", content)
}
}
func parseIPDomain(c, rest string) (string, string, bool) {
ip := net.ParseIP(c)
if ip != nil {
d, r := cmd.TakeFirstArg(rest)
if len(d) > 0 && len(r) == 0 {
return c, d, true
}
}
return "", "", false
}
func (p *Profile) CommandDelay(content string) {
c, rest := cmd.TakeFirstArg(content)
switch c {
case "default":
commandDelayMode(p, c, rest)
case "drop":
commandDelayMode(p, c, rest)
default:
commandDelayMode(p, "default", content)
}
}
func commandDomainDelete(p *Profile, content string) {
c, rest := cmd.TakeFirstArg(content)
if c == "" || rest != "" {
return
}
if c == "all" {
p.DeleteAllDomain()
} else {
p.DeleteDomain(c)
}
}
func restToPattern(content string) string {
url, rest := cmd.TakeFirstArg(content)
if len(rest) > 0 {
return ""
}
if url == "all" {
return url
}
return UrlToPattern(url)
}
func (p *Profile) CommandProxy(content string) {
c, rest := cmd.TakeFirstArg(content)
switch c {
case "default":
commandProxyMode(p, c, rest)
case "cache":
commandProxyMode(p, c, rest)
case "status":
commandProxyMode(p, c, rest)
default:
commandProxyMode(p, "default", content)
}
}
func parseSpeedAction(c, rest string) (*SpeedAction, string, bool) {
var act SpeedActType = SpeedActConstant
var speed float32 = 0
value := ""
value, rest = cmd.TakeFirstArg(rest)
s, ok := parseSpeed(value)
if ok {
speed = s
} else {
return nil, rest, false
}
return &SpeedAction{act, speed}, rest, true
}
func (p *Profile) CommandUrl(content string) {
c, rest := "", content
ok := false
var delayAction *DelayAction
var proxyAction *UrlProxyAction
for {
c, rest = cmd.TakeFirstArg(rest)
switch c {
case "delay":
fallthrough
case "drop":
fallthrough
case "timeout":
delayAction, rest, ok = parseDelayAction(c, rest)
if !ok {
return
}
case "cache":
fallthrough
case "status":
fallthrough
case "map":
fallthrough
case "redirect":
fallthrough
case "rewrite":
fallthrough
case "restore":
proxyAction, rest, ok = parseUrlProxyAction(c, rest)
if !ok {
return
}
case "delete":
p.CommandDelete(rest)
return
default:
if len(c) > 0 && len(rest) == 0 {
commandUrl(p, delayAction, proxyAction, c)
}
return
}
}
}
func (p *Profile) Command(command string) {
commandLines := strings.Split(command, "\n")
for _, line := range commandLines {
line = strings.TrimSpace(line)
if len(line) <= 0 || line[0] == '#' {
continue
}
c, rest := cmd.TakeFirstArg(line)
switch c {
case "delay":
p.CommandDelay(rest)
case "proxy":
p.CommandProxy(rest)
case "delete":
p.CommandDelete(rest)
case "domain":
p.CommandDomain(rest)
case "url":
p.CommandUrl(rest)
default:
}
}
}
func (p *Profile) CommandUrl(content string) {
c, rest := "", content
ok := false
var delayAction *DelayAction
var bodyDelayAction *DelayAction
var proxyAction *UrlProxyAction
var speedAction *SpeedAction
settings := make(map[string]string)
set := false
for {
c, rest = cmd.TakeFirstArg(rest)
switch c {
case "delay":
fallthrough
case "drop":
fallthrough
case "timeout":
action, body, r, ok := parseDelayAction(c, rest)
if !ok {
return
}
rest = r
if body {
bodyDelayAction = action
} else {
delayAction = action
}
case "proxy":
fallthrough
case "cache":
fallthrough
case "status":
fallthrough
case "map":
fallthrough
case "redirect":
fallthrough
case "rewrite":
fallthrough
case "restore":
fallthrough
case "tcpwrite":
proxyAction, rest, ok = parseUrlProxyAction(c, rest)
if !ok {
return
}
case "speed":
speedAction, rest, ok = parseSpeedAction(c, rest)
if !ok {
return
}
case "delete":
p.CommandDelete(rest)
return
case "set":
set = true
if delayAction == nil {
delayAction = new(DelayAction)
}
if bodyDelayAction == nil {
bodyDelayAction = new(DelayAction)
}
if proxyAction == nil {
proxyAction = new(UrlProxyAction)
}
if speedAction == nil {
speedAction = new(SpeedAction)
}
case "update":
case "dont302":
settings["dont302"] = "on"
case "do302":
settings["dont302"] = "off"
case "disable304":
settings["disable304"] = "yes"
case "allow304":
settings["disable304"] = "no"
case "content-type":
v := "default"
v, rest = cmd.TakeFirstArg(rest)
settings["content-type"] = v
default:
if len(c) > 0 && len(rest) == 0 {
commandUrl(p, set, delayAction, bodyDelayAction, proxyAction, speedAction, settings, c)
}
return
}
}
}
func main() {
version()
flag.Parse()
p := proxy.NewProxy(VersionCode)
ipProfiles := profile.NewIpProfiles()
ipProfiles.BindProxyHostOperator(p.NewProxyHostOperator())
ipProfiles.SetDefaultCopyProfile("localhost")
p.BindUrlOperator(ipProfiles.OperatorUrl())
p.BindProfileOperator(ipProfiles.OperatorProfile())
p.BindDomainOperator(ipProfiles.OperatorDomain())
if *nodns {
p.DisableDNS()
} else {
go dnsproxy.DnsProxy(dnsproxy.NewPolicy(p.NewDomainOperator()))
}
var c cmd.Command
c.OpenConsole()
for {
fmt.Print("\n$ ")
command := c.Read()
command, rest := cmd.TakeFirstArg(command)
switch command {
case "":
case "exit":
return
case "usage":
fallthrough
case "help":
usage()
case "version":
version()
case "bench":
if len(rest) == 0 {
fmt.Println("usage: bench <url>")
} else {
url := "http://"
if strings.HasPrefix(rest, url) {
url = rest
} else {
url += rest
}
benchN(url)
}
case "bind":
port, err := strconv.Atoi(rest)
if err != nil {
fmt.Println("usage: bind <port>\nport: in 1~65535")
} else {
fmt.Println("")
bindNew := p.Bind(port)
if bindNew {
fmt.Println("port", port, "binds ok")
} else {
fmt.Println("port had already bound")
}
}
case "delete":
mod, rest := cmd.TakeFirstArg(rest)
switch mod {
case "profile":
if ipProfiles.Delete(rest) {
fmt.Println(`profile "` + rest + `" deleted`)
} else {
fmt.Println(`profile "` + rest + `" don't exist`)
}
default:
usage()
}
default:
usage()
fmt.Println(`UNKNOWN command: "` + command + `" ` + rest)
}
}
}
