forked from cwtch.im/cwtch
445 lines
15 KiB
Go
445 lines
15 KiB
Go
package main
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import (
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app2 "cwtch.im/cwtch/app"
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"fmt"
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"github.com/c-bata/go-prompt"
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"strings"
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"time"
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"bytes"
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"golang.org/x/crypto/ssh/terminal"
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"os"
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"syscall"
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)
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var app app2.Application
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var suggestions = []prompt.Suggest{
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{Text: "new-profile", Description: "create a new profile"},
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{Text: "load-profile", Description: "load a new profile"},
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{Text: "quit", Description: "quit cwtch"},
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{Text: "info", Description: "show user info"},
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{Text: "servers", Description: "retrieve a list of servers and their connection status"},
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{Text: "peers", Description: "retrieve a list of peers and their connection status"},
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{Text: "contacts", Description: "retrieve a list of contacts"},
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{Text: "groups", Description: "retrieve a list of groups"},
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{Text: "send", Description: "send a message to a group"},
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{Text: "timeline", Description: "read the timeline of a given group"},
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{Text: "accept-invite", Description: "accept the invite of a group"},
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{Text: "invite", Description: "invite a new contact"},
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{Text: "invite-to-group", Description: "invite an existing contact to join an existing group"},
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{Text: "new-group", Description: "create a new group"},
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{Text: "help", Description: "print list of commands"},
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{Text: "trust", Description: "trust a peer"},
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{Text: "block", Description: "block a peer - you will no longer see messages or connect to this peer"},
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}
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var usages = map[string]string{
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"new-profile": "new-profile [name] [filename]",
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"load-profile": "load-profile [filename]",
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"quit": "",
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"servers": "",
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"peers": "",
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"contacts": "",
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"groups": "",
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"info": "",
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"send": "send [groupid] [message]",
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"timeline": "timeline [groupid]",
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"accept-invite": "accept-invite [groupid]",
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"invite": "invite [peerid]",
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"invite-to-group": "invite-to-group [peerid] [groupid]",
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"new-group": "new-group [server]",
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"help": "",
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"trust": "trust [peerid]",
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"block": "block [peerid]",
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}
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func completer(d prompt.Document) []prompt.Suggest {
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var s []prompt.Suggest
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if d.FindStartOfPreviousWord() == 0 {
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return prompt.FilterHasPrefix(suggestions, d.GetWordBeforeCursor(), true)
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}
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w := d.CurrentLine()
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if strings.HasPrefix(w, "send") || strings.HasPrefix(w, "timeline") {
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s = []prompt.Suggest{}
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groups := app.Peer.GetGroups()
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for _, groupID := range groups {
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group := app.Peer.GetGroup(groupID)
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s = append(s, prompt.Suggest{Text: group.GroupID, Description: "Group owned by " + group.Owner + " on " + group.GroupServer})
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}
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return prompt.FilterHasPrefix(s, d.GetWordBeforeCursor(), true)
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}
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if strings.HasPrefix(w, "block") || strings.HasPrefix(w, "trust") {
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s = []prompt.Suggest{}
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contacts := app.Peer.GetContacts()
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for _, onion := range contacts {
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contact := app.Peer.GetContact(onion)
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s = append(s, prompt.Suggest{Text: contact.Onion, Description: contact.Name})
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}
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return prompt.FilterHasPrefix(s, d.GetWordBeforeCursor(), true)
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}
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if strings.HasPrefix(w, "invite-to-group") {
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if d.FindStartOfPreviousWordWithSpace() == 0 {
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s = []prompt.Suggest{}
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contacts := app.Peer.GetContacts()
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for _, onion := range contacts {
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contact := app.Peer.GetContact(onion)
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s = append(s, prompt.Suggest{Text: contact.Onion, Description: contact.Name})
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}
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return prompt.FilterHasPrefix(s, d.GetWordBeforeCursor(), true)
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}
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s = []prompt.Suggest{}
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groups := app.Peer.GetGroups()
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for _, groupID := range groups {
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group := app.Peer.GetGroup(groupID)
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if group.Owner == "self" {
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s = append(s, prompt.Suggest{Text: group.GroupID, Description: "Group owned by " + group.Owner + " on " + group.GroupServer})
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}
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}
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return prompt.FilterHasPrefix(s, d.GetWordBeforeCursor(), true)
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}
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if strings.HasPrefix(w, "accept-invite") {
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s = []prompt.Suggest{}
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groups := app.Peer.GetGroups()
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for _, groupID := range groups {
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group := app.Peer.GetGroup(groupID)
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if group.Accepted == false {
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s = append(s, prompt.Suggest{Text: group.GroupID, Description: "Group owned by " + group.Owner + " on " + group.GroupServer})
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}
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}
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return prompt.FilterHasPrefix(s, d.GetWordBeforeCursor(), true)
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}
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return s
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}
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func main() {
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cwtch :=
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`
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#, #'
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@@@@@@:
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@@@@@@.
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@'@@+#' @@@@+
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''''''@ #+@ :
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@''''+;+' . '
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@''@' :+' , ; ##, +'
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,@@ ;' #'#@''. #''@''#
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# ''''''#:,,#'''''@
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: @''''@ :+'''@
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' @;+'@ @'#
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.:# '#..# '# @
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@@@@@@
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@@@@@@
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'@@@@
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@# . .
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+++, #'@+'@
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''', ''''''#
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.#+# ''', @'''+,
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@''# ''', .#@
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:; '@''# .;. ''', ' : ;. ,
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@+'''@ '+'+ @++ @+'@+''''+@ #+'''#: ''';#''+@ @@@@ @@@@@@@@@ :@@@@#
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#''''''# +''. +'': +'''''''''+ @'''''''# '''+'''''@ @@@@ @@@@@@@@@@@@@@@@:
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@'''@@'''@ @''# ,'''@ ''+ @@''+#+ :'''@@+''' ''''@@'''' @@@@ @@@@@@@@@@@@@@@@@
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'''# @''# +''@ @'''# ;''@ +''+ @''@ ,+'', '''@ #'''. @@@@ @@@@ '@@@# @@@@
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;''' @@; '''# #'@'' @''@ @''+ +''# .@@ ''', '''. @@@@ @@@ @@@ .@@@
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@''# #'' ''#''#@''. #''# '''. '''. +'', @@@@ @@@ @@@ @@@
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@''# @''@'' #'@+'+ #''# '''. ''', +'', +@@@.@@@ @@@@ @@@, @@@ ,@@@
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;''+ @, +''@'# @'+''@ @''# +''; '+ ''', +'', @@@@@@@@# @@@@ @@@. .@@@ .@@@
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'''# ++'+ ''''@ ,''''# #''' @''@ '@''+ ''', ''', @@@@@@@@: @@@@ @@@; .@@@' ;@@@
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@'''@@'''@ #'''. +'''' ;'''#@ :'''#@+''+ ''', ''', @@@@@@# @@@@ @@@+ ,@@@. @@@@
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#''''''# @''+ @''+ +'''' @'''''''# ''', ''', #@@@. @@@@ @@@+ @@@ @@@@
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@+''+@ '++@ ;++@ '#''@ ##'''@: +++, +++, :@ @@@@ @@@' @@@ '@@@
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:' ' '`
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fmt.Printf("%v\n\n", cwtch)
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quit := false
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app = app2.Application{}
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profilefile := ""
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var history []string
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for !quit {
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profile := "unset"
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if app.Peer != nil {
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profile = app.Peer.GetProfile().Name
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}
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prmpt := fmt.Sprintf("cwtch [%v]> ", profile)
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text := prompt.Input(prmpt, completer, prompt.OptionSuggestionBGColor(prompt.Purple),
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prompt.OptionDescriptionBGColor(prompt.White),
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prompt.OptionHistory(history))
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commands := strings.Split(text[0:], " ")
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history = append(history, text)
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switch commands[0] {
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case "quit":
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app.Peer.Save(profilefile)
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quit = true
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case "new-profile":
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if len(commands) == 3 {
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fmt.Print("** WARNING: PASSWORDS CANNOT BE RECOVERED! **\n")
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password := ""
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failcount := 0
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for ; failcount < 3; failcount++ {
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fmt.Print("Enter a password to encrypt the profile: ")
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bytePassword, _ := terminal.ReadPassword(int(syscall.Stdin))
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if string(bytePassword) == "" {
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fmt.Print("\nBlank password not allowed.")
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continue
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}
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fmt.Print("\nRe-enter password: ")
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bytePassword2, _ := terminal.ReadPassword(int(syscall.Stdin))
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if bytes.Equal(bytePassword, bytePassword2) {
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password = string(bytePassword)
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break
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} else {
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fmt.Print("\nPASSWORDS DIDN'T MATCH! Try again.\n")
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}
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}
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if failcount >= 3 {
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fmt.Printf("Error creating profile for %v: Your password entries must match!\n", commands[1])
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} else {
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err := app.NewProfile(commands[1], commands[2], password)
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profilefile = commands[2]
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if err == nil {
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fmt.Printf("\nNew profile created for %v\n", commands[1])
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} else {
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fmt.Printf("\nError creating profile for %v: %v\n", commands[1], err)
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}
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}
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} else {
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fmt.Printf("Error creating NewProfile, usage: %s\n", usages["new-profile"])
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}
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case "load-profile":
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if len(commands) == 2 {
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fmt.Print("Enter a password to decrypt the profile: ")
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bytePassword, err := terminal.ReadPassword(int(syscall.Stdin))
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err = app.SetProfile(commands[1], string(bytePassword))
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if err == nil {
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fmt.Printf("\nLoaded profile for %v\n", commands[1])
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profilefile = commands[1]
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} else {
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fmt.Printf("Error loading profile for %v: %v\n", commands[1], err)
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}
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} else {
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fmt.Printf("Error Loading profile, usage: %s\n", usages["load-profile"])
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}
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case "info":
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if app.Peer != nil {
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fmt.Printf("Address cwtch:%v\n", app.Peer.GetProfile().Onion)
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} else {
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fmt.Printf("Profile needs to be set\n")
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}
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case "invite":
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if len(commands) == 2 {
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fmt.Printf("Inviting cwtch:%v\n", commands[1])
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app.PeerRequest(commands[1])
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} else {
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fmt.Printf("Error inviting peer, usage: %s\n", usages["invite"])
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}
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case "peers":
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peers := app.Peer.GetPeers()
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for p, s := range peers {
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fmt.Printf("Name: %v Status: %v\n", p, s)
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}
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case "servers":
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servers := app.Peer.GetServers()
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for s, st := range servers {
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fmt.Printf("Name: %v Status: %v\n", s, st)
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}
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case "contacts":
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contacts := app.Peer.GetContacts()
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for _, onion := range contacts {
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c := app.Peer.GetContact(onion)
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fmt.Printf("Name: %v Onion: %v Trusted: %v\n", c.Name, c.Onion, c.Trusted)
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}
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case "groups":
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for _, gid := range app.Peer.GetGroups() {
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g := app.Peer.GetGroup(gid)
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fmt.Printf("Group Id: %v Owner: %v Accepted:%v\n", gid, g.Owner, g.Accepted)
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}
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case "trust":
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if len(commands) == 2 {
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app.Peer.TrustPeer(commands[1])
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} else {
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fmt.Printf("Error trusting peer, usage: %s\n", usages["trust"])
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}
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case "block":
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if len(commands) == 2 {
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app.Peer.BlockPeer(commands[1])
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} else {
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fmt.Printf("Error blocking peer, usage: %s\n", usages["trust"])
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}
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case "accept-invite":
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if len(commands) == 2 {
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groupID := commands[1]
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err := app.Peer.AcceptInvite(groupID)
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if err != nil {
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fmt.Printf("Error: %v\n", err)
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} else {
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app.Peer.Save(profilefile)
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group := app.Peer.GetGroup(groupID)
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if group == nil {
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fmt.Printf("Error: group does not exist\n")
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} else {
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app.Peer.JoinServer(group.GroupServer)
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}
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}
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} else {
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fmt.Printf("Error accepting invite, usage: %s\n", usages["accept-invite"])
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}
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case "invite-to-group":
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if len(commands) == 3 {
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fmt.Printf("Inviting %v to %v\n", commands[1], commands[2])
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err := app.Peer.InviteOnionToGroup(commands[1], commands[2])
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if err != nil {
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fmt.Printf("Error: %v\n", err)
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}
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} else {
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fmt.Printf("Error inviting peer to group, usage: %s\n", usages["invite-to-group"])
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}
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case "new-group":
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if len(commands) == 2 && commands[1] != "" {
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fmt.Printf("Setting up a new group on server:%v\n", commands[1])
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id, _, err := app.Peer.StartGroup(commands[1])
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if err == nil {
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fmt.Printf("New Group [%v] created for server %v\n", id, commands[1])
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app.Peer.Save(profilefile)
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group := app.Peer.GetGroup(id)
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if group == nil {
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fmt.Printf("Error: group does not exist\n")
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} else {
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app.Peer.JoinServer(group.GroupServer)
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}
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} else {
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fmt.Printf("Error creating new group: %v", err)
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}
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} else {
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fmt.Printf("Error creating a new group, usage: %s\n", usages["new-group"])
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}
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case "send":
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if len(commands) > 2 {
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message := strings.Join(commands[2:], " ")
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err := app.Peer.SendMessageToGroup(commands[1], message)
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if err != nil {
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fmt.Printf("Error: %v\n", err)
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}
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} else {
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fmt.Printf("Error sending message to group, usage: %s\n", usages["send"])
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}
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case "timeline":
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if len(commands) == 2 {
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group := app.Peer.GetGroup(commands[1])
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if group == nil {
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fmt.Printf("Error: group does not exist\n")
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} else {
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timeline := group.GetTimeline()
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for _, m := range timeline {
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verified := "not-verified"
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if m.Verified {
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verified = "verified"
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}
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p := app.Peer.GetContact(m.PeerID)
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name := "unknown"
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if p != nil {
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name = p.Name
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} else if app.Peer.GetProfile().Onion == m.PeerID {
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name = app.Peer.GetProfile().Name
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}
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fmt.Printf("%v %v (%v): %v [%s]\n", m.Timestamp, name, m.PeerID, m.Message, verified)
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}
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}
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} else {
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fmt.Printf("Error reading timeline from group, usage: %s\n", usages["timeline"])
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}
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case "export-group":
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if len(commands) == 2 {
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group := app.Peer.GetGroup(commands[1])
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if group == nil {
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fmt.Printf("Error: group does not exist\n")
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} else {
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invite, _ := app.Peer.ExportGroup(commands[1])
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fmt.Printf("Invite: %v\n", invite)
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}
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} else {
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fmt.Printf("Error reading timeline from group, usage: %s\n", usages["timeline"])
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}
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case "save":
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app.Peer.Save(profilefile)
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case "help":
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for _, command := range suggestions {
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fmt.Printf("%-18s%-56s%s\n", command.Text, command.Description, usages[command.Text])
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}
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case "sendlots":
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if len(commands) == 2 {
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group := app.Peer.GetGroup(commands[1])
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if group == nil {
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fmt.Printf("Error: group does not exist\n")
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} else {
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for i := 0; i < 100; i++ {
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fmt.Printf("Sending message: %v\n", i)
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err := app.Peer.SendMessageToGroup(commands[1], fmt.Sprintf("this is message %v", i))
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if err != nil {
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fmt.Printf("could not send message %v because %v\n", i, err)
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}
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}
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fmt.Printf("Waiting 5 seconds for message to process...\n")
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time.Sleep(time.Second * 5)
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timeline := group.GetTimeline()
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totalLatency := time.Duration(0)
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maxLatency := time.Duration(0)
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totalMessages := 0
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for i := 0; i < 100; i++ {
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found := false
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for _, m := range timeline {
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if m.Message == fmt.Sprintf("this is message %v", i) && m.PeerID == app.Peer.GetProfile().Onion {
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found = true
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latency := m.Received.Sub(m.Timestamp)
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fmt.Printf("Latency for Message %v was %v\n", i, latency)
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totalLatency = totalLatency + latency
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if maxLatency < latency {
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maxLatency = latency
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}
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totalMessages++
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}
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}
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if !found {
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fmt.Printf("message %v was never received\n", i)
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}
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}
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fmt.Printf("Average Latency for %v messages was: %vms\n", totalMessages, time.Duration(int64(totalLatency)/int64(totalMessages)))
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fmt.Printf("Max Latency for %v messages was: %vms\n", totalMessages, maxLatency)
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}
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}
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}
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if profilefile != "" {
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if app.Peer != nil {
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app.Peer.Save(profilefile)
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}
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}
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}
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if app.TorManager != nil {
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fmt.Println("Shutting down Tor process...")
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app.TorManager.Shutdown()
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}
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os.Exit(0)
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}
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