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hcAutonomy.go
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hcAutonomy.go
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// Copyright (c) 2017 The Decred developers
// Copyright (c) 2018-2019 The Hc developers
// Use of this source code is governed by an ISC
// license that can be found in the LICENSE file.
package main
import (
"bufio"
"bytes"
"crypto/sha256"
"encoding/hex"
"encoding/json"
"flag"
"fmt"
"net/http"
"net/url"
"os"
"path/filepath"
"regexp"
"strconv"
"strings"
"time"
"github.com/HcashOrg/hcd/hcutil"
"github.com/HcashOrg/hctime/merkle"
"github.com/HcashOrg/hcAutonomy/hcAutonomyd/api/v1"
"github.com/HcashOrg/hcAutonomy/hcAutonomyd/api/v1/identity"
"github.com/HcashOrg/hcAutonomy/util"
)
const allowInteractive = "i-know-this-is-a-bad-idea"
var (
regexMD = regexp.MustCompile(`^metadata[\d]{1,2}:`)
regexMDID = regexp.MustCompile(`[\d]{1,2}`)
regexAppendMD = regexp.MustCompile(`^appendmetadata[\d]{1,2}:`)
regexOverwriteMD = regexp.MustCompile(`^overwritemetadata[\d]{1,2}:`)
regexFileAdd = regexp.MustCompile(`^add:`)
regexFileDel = regexp.MustCompile(`^del:`)
regexToken = regexp.MustCompile(`^token:`)
defaultHomeDir = hcutil.AppDataDir("hcAutonomy", false)
defaultIdentityFilename = "identity.json"
identityFilename = flag.String("-id", filepath.Join(defaultHomeDir,
defaultIdentityFilename), "remote server identity file")
testnet = flag.Bool("testnet", false, "Use testnet port")
printJson = flag.Bool("json", false, "Print JSON")
verbose = flag.Bool("v", false, "Verbose")
rpcuser = flag.String("rpcuser", "", "RPC user name for privileged calls")
rpcpass = flag.String("rpcpass", "", "RPC password for privileged calls")
rpchost = flag.String("rpchost", "", "RPC host")
rpccert = flag.String("rpccert", "", "RPC certificate")
interactive = flag.String("interactive", "", "Set to "+
allowInteractive+" to to turn off interactive mode during "+
"identity fetch")
verify = false // Validate server TLS certificate
)
func usage() {
fmt.Fprintf(os.Stderr, "usage: hcAutonomy [flags] <action> [arguments]\n")
fmt.Fprintf(os.Stderr, " flags:\n")
flag.PrintDefaults()
fmt.Fprintf(os.Stderr, "\n actions:\n")
fmt.Fprintf(os.Stderr, " identity - Retrieve server "+
"identity\n")
fmt.Fprintf(os.Stderr, " plugins - Retrieve plugin "+
"inventory\n")
fmt.Fprintf(os.Stderr, " inventory - Inventory records "+
"<vetted count> <branches count>\n")
fmt.Fprintf(os.Stderr, " new - Create new record "+
"[metadata<id>]... <filename>...\n")
fmt.Fprintf(os.Stderr, " getunvetted - Retrieve record "+
"<id>\n")
fmt.Fprintf(os.Stderr, " setunvettedstatus - Set unvetted record "+
"status <publish|censor> <id> [actionmdid:metadata]...\n")
fmt.Fprintf(os.Stderr, " updateunvetted - Update unvetted record "+
"[actionmdid:metadata]... <actionfile:filename>... "+
"token:<token>\n")
fmt.Fprintf(os.Stderr, " updatevetted - Update vetted record "+
"[actionmdid:metadata]... <actionfile:filename>... "+
"token:<token>\n")
fmt.Fprintf(os.Stderr, " updatevettedmd - Update vetted record "+
"metadata [actionmdid:metadata]... token:<token>\n")
fmt.Fprintf(os.Stderr, "\n")
fmt.Fprintf(os.Stderr, " metadata<id> is the word metadata followed "+
"by digits. Example with 2 metadata records "+
"metadata0:{\"moo\":\"12\",\"blah\":\"baz\"} "+
"metadata1:{\"lala\":42}\n")
fmt.Fprintf(os.Stderr, " actionmdid is an action + metadatastream id "+
"E.g. appendmetadata0:{\"foo\":\"bar\"} or "+
"overwritemetadata12:{\"bleh\":\"truff\"}\n")
fmt.Fprintf(os.Stderr, "\n")
}
// cleanAndExpandPath expands environment variables and leading ~ in the
// passed path, cleans the result, and returns it.
func cleanAndExpandPath(path string) string {
// Expand initial ~ to OS specific home directory.
if strings.HasPrefix(path, "~") {
homeDir := filepath.Dir(defaultHomeDir)
path = strings.Replace(path, "~", homeDir, 1)
}
// NOTE: The os.ExpandEnv doesn't work with Windows-style %VARIABLE%,
// but the variables can still be expanded via POSIX-style $VARIABLE.
return filepath.Clean(os.ExpandEnv(path))
}
// getErrorFromResponse extracts a user-readable string from the response from
// hcAutonomyd, which will contain a JSON error.
func getErrorFromResponse(r *http.Response) (string, error) {
var errMsg string
decoder := json.NewDecoder(r.Body)
if r.StatusCode == http.StatusInternalServerError {
var e v1.ServerErrorReply
if err := decoder.Decode(&e); err != nil {
return "", err
}
errMsg = fmt.Sprintf("%v", e.ErrorCode)
} else {
var e v1.UserErrorReply
if err := decoder.Decode(&e); err != nil {
return "", err
}
errMsg = v1.ErrorStatus[e.ErrorCode] + " "
if e.ErrorContext != nil && len(e.ErrorContext) > 0 {
errMsg += strings.Join(e.ErrorContext, ", ")
}
}
return errMsg, nil
}
func getIdentity() error {
// Fetch remote identity
id, err := util.RemoteIdentity(verify, *rpchost, *rpccert)
if err != nil {
return err
}
rf := filepath.Join(defaultHomeDir, defaultIdentityFilename)
// Pretty print identity.
fmt.Printf("Key : %x\n", id.Key)
fmt.Printf("Fingerprint: %v\n", id.Fingerprint())
// Ask user if we like this identity
if *interactive != allowInteractive {
fmt.Printf("\nSave to %v or ctrl-c to abort ", rf)
scanner := bufio.NewScanner(os.Stdin)
scanner.Scan()
if err = scanner.Err(); err != nil {
return err
}
if len(scanner.Text()) != 0 {
rf = scanner.Text()
}
} else {
fmt.Printf("Saving identity to %v\n", rf)
}
rf = cleanAndExpandPath(rf)
// Save identity
err = os.MkdirAll(filepath.Dir(rf), 0700)
if err != nil {
return err
}
err = id.SavePublicIdentity(rf)
if err != nil {
return err
}
fmt.Printf("Identity saved to: %v\n", rf)
return nil
}
func printCensorshipRecord(c v1.CensorshipRecord) {
fmt.Printf(" Censorship record:\n")
fmt.Printf(" Merkle : %v\n", c.Merkle)
fmt.Printf(" Token : %v\n", c.Token)
fmt.Printf(" Signature: %v\n", c.Signature)
}
func printRecord(header string, pr v1.Record) {
// Pretty print record
status, ok := v1.RecordStatus[pr.Status]
if !ok {
status = v1.RecordStatus[v1.RecordStatusInvalid]
}
fmt.Printf("%v:\n", header)
fmt.Printf(" Status : %v\n", status)
fmt.Printf(" Timestamp : %v\n", time.Unix(pr.Timestamp, 0).UTC())
printCensorshipRecord(pr.CensorshipRecord)
fmt.Printf(" Metadata : %v\n", pr.Metadata)
fmt.Printf(" Version : %v\n", pr.Version)
for k, v := range pr.Files {
fmt.Printf(" File (%02v) :\n", k)
fmt.Printf(" Name : %v\n", v.Name)
fmt.Printf(" MIME : %v\n", v.MIME)
fmt.Printf(" Digest : %v\n", v.Digest)
}
}
func pluginInventory() (*v1.PluginInventoryReply, error) {
challenge, err := util.Random(v1.ChallengeSize)
if err != nil {
return nil, err
}
b, err := json.Marshal(v1.PluginInventory{
Challenge: hex.EncodeToString(challenge),
})
if err != nil {
return nil, err
}
if *printJson {
fmt.Println(string(b))
}
c, err := util.NewClient(verify, *rpccert)
if err != nil {
return nil, err
}
req, err := http.NewRequest("POST", *rpchost+v1.PluginInventoryRoute,
bytes.NewReader(b))
if err != nil {
return nil, err
}
req.SetBasicAuth(*rpcuser, *rpcpass)
r, err := c.Do(req)
if err != nil {
return nil, err
}
defer r.Body.Close()
if r.StatusCode != http.StatusOK {
e, err := getErrorFromResponse(r)
if err != nil {
return nil, fmt.Errorf("%v", r.Status)
}
return nil, fmt.Errorf("%v: %v", r.Status, e)
}
bodyBytes := util.ConvertBodyToByteArray(r.Body, *printJson)
var ir v1.PluginInventoryReply
err = json.Unmarshal(bodyBytes, &ir)
if err != nil {
return nil, fmt.Errorf("Could node unmarshal "+
"PluginInventoryReply: %v", err)
}
// Fetch remote identity
id, err := identity.LoadPublicIdentity(*identityFilename)
if err != nil {
return nil, err
}
err = util.VerifyChallenge(id, challenge, ir.Response)
if err != nil {
return nil, err
}
return &ir, nil
}
func plugin() error {
flags := flag.Args()[1:] // Chop off action.
if len(flags) != 4 {
return fmt.Errorf("not enough parameters")
}
challenge, err := util.Random(v1.ChallengeSize)
if err != nil {
return err
}
b, err := json.Marshal(v1.PluginCommand{
Challenge: hex.EncodeToString(challenge),
ID: flags[0],
Command: flags[1],
CommandID: flags[2],
Payload: flags[3],
})
if err != nil {
return err
}
if *printJson {
fmt.Println(string(b))
}
c, err := util.NewClient(verify, *rpccert)
if err != nil {
return err
}
req, err := http.NewRequest("POST", *rpchost+v1.PluginCommandRoute,
bytes.NewReader(b))
if err != nil {
return err
}
req.SetBasicAuth(*rpcuser, *rpcpass)
r, err := c.Do(req)
if err != nil {
return err
}
defer r.Body.Close()
if r.StatusCode != http.StatusOK {
e, err := getErrorFromResponse(r)
if err != nil {
return fmt.Errorf("%v", r.Status)
}
return fmt.Errorf("%v: %v", r.Status, e)
}
bodyBytes := util.ConvertBodyToByteArray(r.Body, *printJson)
var pcr v1.PluginCommandReply
err = json.Unmarshal(bodyBytes, &pcr)
if err != nil {
return fmt.Errorf("Could node unmarshal "+
"PluginCommandReply: %v", err)
}
// Fetch remote identity
id, err := identity.LoadPublicIdentity(*identityFilename)
if err != nil {
return err
}
return util.VerifyChallenge(id, challenge, pcr.Response)
}
func getPluginInventory() error {
pr, err := pluginInventory()
if err != nil {
return err
}
for _, v := range pr.Plugins {
fmt.Printf("Plugin ID : %v\n", v.ID)
if len(v.Settings) > 0 {
fmt.Printf("Plugin settings: %v = %v\n",
v.Settings[0].Key,
v.Settings[0].Value)
}
for _, vv := range v.Settings[1:] {
fmt.Printf(" %v = %v\n", vv.Key,
vv.Value)
}
}
return nil
}
func remoteInventory() (*v1.InventoryReply, error) {
challenge, err := util.Random(v1.ChallengeSize)
if err != nil {
return nil, err
}
b, err := json.Marshal(v1.Inventory{
Challenge: hex.EncodeToString(challenge),
})
if err != nil {
return nil, err
}
if *printJson {
fmt.Println(string(b))
}
c, err := util.NewClient(verify, *rpccert)
if err != nil {
return nil, err
}
req, err := http.NewRequest("POST", *rpchost+v1.InventoryRoute,
bytes.NewReader(b))
if err != nil {
return nil, err
}
req.SetBasicAuth(*rpcuser, *rpcpass)
r, err := c.Do(req)
if err != nil {
return nil, err
}
defer r.Body.Close()
if r.StatusCode != http.StatusOK {
e, err := getErrorFromResponse(r)
if err != nil {
return nil, fmt.Errorf("%v", r.Status)
}
return nil, fmt.Errorf("%v: %v", r.Status, e)
}
bodyBytes := util.ConvertBodyToByteArray(r.Body, *printJson)
var ir v1.InventoryReply
err = json.Unmarshal(bodyBytes, &ir)
if err != nil {
return nil, fmt.Errorf("Could node unmarshal "+
"InventoryReply: %v", err)
}
// Fetch remote identity
id, err := identity.LoadPublicIdentity(*identityFilename)
if err != nil {
return nil, err
}
err = util.VerifyChallenge(id, challenge, ir.Response)
if err != nil {
return nil, err
}
return &ir, nil
}
func inventory() error {
flags := flag.Args()[1:] // Chop off action.
if len(flags) < 2 {
return fmt.Errorf("vetted and branches counts expected")
}
i, err := remoteInventory()
if err != nil {
return err
}
if !*printJson {
for _, v := range i.Vetted {
printRecord("Vetted record", v)
}
for _, v := range i.Branches {
printRecord("Unvetted record", v)
}
}
return nil
}
func getFile(filename string) (*v1.File, *[sha256.Size]byte, error) {
var err error
file := &v1.File{
Name: filepath.Base(filename),
}
file.MIME, file.Digest, file.Payload, err = util.LoadFile(filename)
if err != nil {
return nil, nil, err
}
// Get digest
digest, err := hex.DecodeString(file.Digest)
if err != nil {
return nil, nil, err
}
// Store for merkle root verification later
var digest32 [sha256.Size]byte
copy(digest32[:], digest)
return file, &digest32, nil
}
func newRecord() error {
flags := flag.Args()[1:] // Chop off action.
// Fish out metadata records and filenames
md := make([]v1.MetadataStream, 0, len(flags))
filenames := make([]string, 0, len(flags))
for _, v := range flags {
mdRecord := regexMD.FindString(v)
if mdRecord == "" {
// Filename
filenames = append(filenames, v)
continue
}
id, err := strconv.ParseUint(regexMDID.FindString(mdRecord),
10, 64)
if err != nil {
return err
}
md = append(md, v1.MetadataStream{
ID: id,
Payload: v[len(mdRecord):],
})
}
if len(filenames) == 0 {
return fmt.Errorf("no filenames provided")
}
// Fetch remote identity
id, err := identity.LoadPublicIdentity(*identityFilename)
if err != nil {
return err
}
// Create New command
challenge, err := util.Random(v1.ChallengeSize)
if err != nil {
return err
}
n := v1.NewRecord{
Challenge: hex.EncodeToString(challenge),
Metadata: md,
Files: make([]v1.File, 0, len(flags[1:])),
}
// Open all files, validate MIME type and digest them.
hashes := make([]*[sha256.Size]byte, 0, len(flags[1:]))
for i, a := range filenames {
file, digest, err := getFile(a)
if err != nil {
return err
}
n.Files = append(n.Files, *file)
hashes = append(hashes, digest)
fmt.Printf("%02v: %v %v %v\n",
i, file.Digest, file.Name, file.MIME)
}
fmt.Printf("Record submitted\n")
// Convert Verify to JSON
b, err := json.Marshal(n)
if err != nil {
return err
}
if *printJson {
fmt.Println(string(b))
}
c, err := util.NewClient(verify, *rpccert)
if err != nil {
return err
}
r, err := c.Post(*rpchost+v1.NewRecordRoute, "application/json",
bytes.NewReader(b))
if err != nil {
return err
}
defer r.Body.Close()
if r.StatusCode != http.StatusOK {
e, err := getErrorFromResponse(r)
if err != nil {
return fmt.Errorf("%v", r.Status)
}
return fmt.Errorf("%v: %v", r.Status, e)
}
bodyBytes := util.ConvertBodyToByteArray(r.Body, *printJson)
var reply v1.NewRecordReply
err = json.Unmarshal(bodyBytes, &reply)
if err != nil {
return fmt.Errorf("Could node unmarshal NewReply: %v", err)
}
// Verify challenge.
err = util.VerifyChallenge(id, challenge, reply.Response)
if err != nil {
return err
}
// Convert merkle, token and signature to verify reply.
root, err := hex.DecodeString(reply.CensorshipRecord.Merkle)
if err != nil {
return err
}
sig, err := hex.DecodeString(reply.CensorshipRecord.Signature)
if err != nil {
return err
}
var signature [identity.SignatureSize]byte
copy(signature[:], sig)
// Verify merkle root.
if !bytes.Equal(merkle.Root(hashes)[:], root) {
return fmt.Errorf("invalid merkle root")
}
// Verify record token signature.
merkleToken := reply.CensorshipRecord.Merkle + reply.CensorshipRecord.Token
if !id.VerifyMessage([]byte(merkleToken), signature) {
return fmt.Errorf("verification failed")
}
if !*printJson {
printCensorshipRecord(reply.CensorshipRecord)
}
return nil
}
func updateVettedMetadata() error {
flags := flag.Args()[1:] // Chop off action.
// Create New command
challenge, err := util.Random(v1.ChallengeSize)
if err != nil {
return err
}
n := v1.UpdateVettedMetadata{
Challenge: hex.EncodeToString(challenge),
}
// Fish out metadata records and filenames
var tokenCount uint
for _, v := range flags {
switch {
case regexAppendMD.MatchString(v):
s := regexAppendMD.FindString(v)
i, err := strconv.ParseUint(regexMDID.FindString(s),
10, 64)
if err != nil {
return err
}
n.MDAppend = append(n.MDAppend, v1.MetadataStream{
ID: i,
Payload: v[len(s):],
})
case regexOverwriteMD.MatchString(v):
s := regexOverwriteMD.FindString(v)
i, err := strconv.ParseUint(regexMDID.FindString(s),
10, 64)
if err != nil {
return err
}
n.MDOverwrite = append(n.MDOverwrite, v1.MetadataStream{
ID: i,
Payload: v[len(s):],
})
case regexToken.MatchString(v):
if tokenCount != 0 {
return fmt.Errorf("only 1 token allowed")
}
s := regexToken.FindString(v)
n.Token = v[len(s):]
tokenCount++
default:
return fmt.Errorf("invalid action %v", v)
}
}
if tokenCount != 1 {
return fmt.Errorf("must provide token")
}
// Fetch remote identity
id, err := identity.LoadPublicIdentity(*identityFilename)
if err != nil {
return err
}
// Prety print
if *verbose {
fmt.Printf("Update vetted metadata: %v\n", n.Token)
if len(n.MDOverwrite) > 0 {
s := " Metadata overwrite: "
for _, v := range n.MDOverwrite {
fmt.Printf("%s%v", s, v.ID)
s = ", "
}
fmt.Printf("\n")
}
if len(n.MDAppend) > 0 {
s := " Metadata append : "
for _, v := range n.MDAppend {
fmt.Printf("%s%v", s, v.ID)
s = ", "
}
fmt.Printf("\n")
}
}
// Convert Verify to JSON
b, err := json.Marshal(n)
if err != nil {
return err
}
if *printJson {
fmt.Println(string(b))
}
c, err := util.NewClient(verify, *rpccert)
if err != nil {
return err
}
req, err := http.NewRequest("POST", *rpchost+v1.UpdateVettedMetadataRoute,
bytes.NewReader(b))
if err != nil {
return err
}
req.SetBasicAuth(*rpcuser, *rpcpass)
r, err := c.Do(req)
if err != nil {
return err
}
defer r.Body.Close()
if r.StatusCode != http.StatusOK {
e, err := getErrorFromResponse(r)
if err != nil {
return fmt.Errorf("%v", r.Status)
}
return fmt.Errorf("%v: %v", r.Status, e)
}
bodyBytes := util.ConvertBodyToByteArray(r.Body, *printJson)
var reply v1.UpdateVettedMetadataReply
err = json.Unmarshal(bodyBytes, &reply)
if err != nil {
return fmt.Errorf("Could node unmarshal UpdateReply: %v", err)
}
// Verify challenge.
return util.VerifyChallenge(id, challenge, reply.Response)
}
func updateRecord(vetted bool) error {
flags := flag.Args()[1:] // Chop off action.
// Create New command
challenge, err := util.Random(v1.ChallengeSize)
if err != nil {
return err
}
n := v1.UpdateRecord{
Challenge: hex.EncodeToString(challenge),
}
// Fish out metadata records and filenames
var tokenCount uint
for _, v := range flags {
switch {
case regexAppendMD.MatchString(v):
s := regexAppendMD.FindString(v)
i, err := strconv.ParseUint(regexMDID.FindString(s),
10, 64)
if err != nil {
return err
}
n.MDAppend = append(n.MDAppend, v1.MetadataStream{
ID: i,
Payload: v[len(s):],
})
case regexOverwriteMD.MatchString(v):
s := regexOverwriteMD.FindString(v)
i, err := strconv.ParseUint(regexMDID.FindString(s),
10, 64)
if err != nil {
return err
}
n.MDOverwrite = append(n.MDOverwrite, v1.MetadataStream{
ID: i,
Payload: v[len(s):],
})
case regexFileAdd.MatchString(v):
s := regexFileAdd.FindString(v)
f, _, err := getFile(v[len(s):])
if err != nil {
return err
}
n.FilesAdd = append(n.FilesAdd, *f)
case regexFileDel.MatchString(v):
s := regexFileDel.FindString(v)
n.FilesDel = append(n.FilesDel, v[len(s):])
case regexToken.MatchString(v):
if tokenCount != 0 {
return fmt.Errorf("only 1 token allowed")
}
s := regexToken.FindString(v)
n.Token = v[len(s):]
tokenCount++
default:
return fmt.Errorf("invalid action %v", v)
}
}
if tokenCount != 1 {
return fmt.Errorf("must provide token")
}
// Fetch remote identity
id, err := identity.LoadPublicIdentity(*identityFilename)
if err != nil {
return err
}
// Prety print
if *verbose {
fmt.Printf("Update record: %v\n", n.Token)
if len(n.FilesAdd) > 0 {
s := " Files add : "
ss := strings.Repeat(" ", len(s))
for i, v := range n.FilesAdd {
fmt.Printf("%s%02v: %v %v %v\n",
s, i, v.Digest, v.Name, v.MIME)
s = ss
}
}
if len(n.FilesDel) > 0 {
s := " Files delete : "
ss := strings.Repeat(" ", len(s))
for _, v := range n.FilesDel {
fmt.Printf("%s%v\n", s, v)
s = ss
}
}
if len(n.MDOverwrite) > 0 {
s := " Metadata overwrite: "
for _, v := range n.MDOverwrite {
fmt.Printf("%s%v", s, v.ID)
s = ", "
}
fmt.Printf("\n")
}
if len(n.MDAppend) > 0 {
s := " Metadata append : "
for _, v := range n.MDAppend {
fmt.Printf("%s%v", s, v.ID)
s = ", "
}
fmt.Printf("\n")
}
}
// Convert Verify to JSON
b, err := json.Marshal(n)
if err != nil {
return err
}
if *printJson {
fmt.Println(string(b))
}
c, err := util.NewClient(verify, *rpccert)
if err != nil {
return err
}
route := *rpchost + v1.UpdateUnvettedRoute
if vetted {
route = *rpchost + v1.UpdateVettedRoute
}
r, err := c.Post(route, "application/json", bytes.NewReader(b))
if err != nil {
return err
}
defer r.Body.Close()
if r.StatusCode != http.StatusOK {
e, err := getErrorFromResponse(r)
if err != nil {
return fmt.Errorf("%v", r.Status)
}
return fmt.Errorf("%v: %v", r.Status, e)
}
bodyBytes := util.ConvertBodyToByteArray(r.Body, *printJson)
var reply v1.UpdateRecordReply
err = json.Unmarshal(bodyBytes, &reply)
if err != nil {
return fmt.Errorf("Could node unmarshal UpdateReply: %v", err)
}
// Verify challenge.
err = util.VerifyChallenge(id, challenge, reply.Response)
if err != nil {
return err
}
// Decode signature to verify
sig, err := hex.DecodeString(reply.Record.CensorshipRecord.Signature)
if err != nil {
return err
}
var signature [identity.SignatureSize]byte
copy(signature[:], sig)
// Verify record token signature.
merkleToken := reply.Record.CensorshipRecord.Merkle +
reply.Record.CensorshipRecord.Token
if !id.VerifyMessage([]byte(merkleToken), signature) {
return fmt.Errorf("verification failed")
}
// Verify that the files that were returned match the record.
err = v1.Verify(*id, reply.Record.CensorshipRecord, reply.Record.Files)
if err != nil {
return err
}
if !*printJson {
mode := "Unvetted record"
if vetted {
mode = "Vetted record"
}
printRecord(mode, reply.Record)
}
return nil
}
func getUnvetted() error {
flags := flag.Args()[1:] // Chop off action.
// Make sure we have the censorship token
if len(flags) != 1 {
return fmt.Errorf("must provide one and only one censorship " +
"token")
}
// Validate censorship token
_, err := util.ConvertStringToken(flags[0])
if err != nil {
return err
}
// Fetch remote identity
id, err := identity.LoadPublicIdentity(*identityFilename)
if err != nil {
return err
}
// Create New command
challenge, err := util.Random(v1.ChallengeSize)
if err != nil {
return err
}
n := v1.GetUnvetted{
Challenge: hex.EncodeToString(challenge),
Token: flags[0],
}
// Convert to JSON
b, err := json.Marshal(n)
if err != nil {
return err
}
if *printJson {
fmt.Println(string(b))
}
c, err := util.NewClient(verify, *rpccert)
if err != nil {
return err
}
r, err := c.Post(*rpchost+v1.GetUnvettedRoute, "application/json",
bytes.NewReader(b))
if err != nil {
return err
}
defer r.Body.Close()
if r.StatusCode != http.StatusOK {
e, err := getErrorFromResponse(r)
if err != nil {
return fmt.Errorf("%v", r.Status)
}
return fmt.Errorf("%v: %v", r.Status, e)
}
bodyBytes := util.ConvertBodyToByteArray(r.Body, *printJson)
var reply v1.GetUnvettedReply
err = json.Unmarshal(bodyBytes, &reply)
if err != nil {
return fmt.Errorf("Could not unmarshal GetUnvettedReply: %v",
err)
}
// Verify challenge.
err = util.VerifyChallenge(id, challenge, reply.Response)
if err != nil {
return err
}
// Verify status
if reply.Record.Status == v1.RecordStatusInvalid ||
reply.Record.Status == v1.RecordStatusNotFound {
// Pretty print record