/
chain_parse.go
297 lines (253 loc) · 8.77 KB
/
chain_parse.go
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package teams
import (
"encoding/json"
"errors"
"fmt"
"github.com/keybase/client/go/libkb"
"github.com/keybase/client/go/protocol/keybase1"
)
type SCTeamName string
type SCTeamID string
type SCTeamInviteID string
// SCTeamEntropy is used to render stubbed out links unguessable.
// Basically, we shove a random 18-byte string into sensitive links.
type SCTeamEntropy string
func (s SCTeamID) ToTeamID() (keybase1.TeamID, error) { return keybase1.TeamIDFromString(string(s)) }
// A (username, seqno) pair.
// The username is adorned with "%n" at the end
// where n is the seqno IF the seqno is not 1.
type SCTeamMember keybase1.UserVersion
type SCMapInviteIDToUV map[keybase1.TeamInviteID]keybase1.UserVersionPercentForm
type SCTeamSection struct {
ID SCTeamID `json:"id"`
Name *SCTeamName `json:"name,omitempty"`
Members *SCTeamMembers `json:"members,omitempty"`
Parent *SCTeamParent `json:"parent,omitempty"`
Subteam *SCSubteam `json:"subteam,omitempty"`
PerTeamKey *SCPerTeamKey `json:"per_team_key,omitempty"`
Admin *SCTeamAdmin `json:"admin,omitempty"`
Invites *SCTeamInvites `json:"invites,omitempty"`
CompletedInvites SCMapInviteIDToUV `json:"completed_invites,omitempty"`
Implicit bool `json:"is_implicit,omitempty"`
Public bool `json:"is_public,omitempty"`
Entropy SCTeamEntropy `json:"entropy,omitempty"`
Settings *SCTeamSettings `json:"settings,omitempty"`
KBFS *SCTeamKBFS `json:"kbfs,omitempty"`
}
type SCTeamMembers struct {
Owners *[]SCTeamMember `json:"owner,omitempty"`
Admins *[]SCTeamMember `json:"admin,omitempty"`
Writers *[]SCTeamMember `json:"writer,omitempty"`
Readers *[]SCTeamMember `json:"reader,omitempty"`
None *[]SCTeamMember `json:"none,omitempty"`
}
type SCTeamInvites struct {
Owners *[]SCTeamInvite `json:"owner,omitempty"`
Admins *[]SCTeamInvite `json:"admin,omitempty"`
Writers *[]SCTeamInvite `json:"writer,omitempty"`
Readers *[]SCTeamInvite `json:"reader,omitempty"`
Cancel *[]SCTeamInviteID `json:"cancel,omitempty"`
}
type SCTeamInvite struct {
Type string `json:"type"`
Name keybase1.TeamInviteName `json:"name"`
ID SCTeamInviteID `json:"id"`
}
type SCTeamParent struct {
ID SCTeamID `json:"id"`
Seqno keybase1.Seqno `json:"seqno"`
SeqType keybase1.SeqType `json:"seq_type"`
}
type SCSubteam struct {
ID SCTeamID `json:"id"`
Name SCTeamName `json:"name"`
}
type SCTeamAdmin struct {
TeamID SCTeamID `json:"team_id"`
Seqno keybase1.Seqno `json:"seqno"`
SeqType keybase1.SeqType `json:"seq_type"`
}
type SCPerTeamKey struct {
Generation keybase1.PerTeamKeyGeneration `json:"generation"`
EncKID keybase1.KID `json:"encryption_kid"`
SigKID keybase1.KID `json:"signing_kid"`
ReverseSig string `json:"reverse_sig"`
}
type SCTeamSettings struct {
Open *SCTeamSettingsOpen `json:"open,omitempty"`
}
type SCTeamSettingsOpenOptions struct {
JoinAs string `json:"join_as"`
}
type SCTeamSettingsOpen struct {
Enabled bool `json:"enabled"`
Options *SCTeamSettingsOpenOptions `json:"options,omitempty"`
}
type SCTeamKBFS struct {
TLF *SCTeamKBFSTLF `json:"tlf,omitempty"`
Keyset *SCTeamKBFSLegacyUpgrade `json:"legacy_tlf_upgrade,omitempty"`
}
type SCTeamKBFSTLF struct {
ID keybase1.TLFID `json:"id"`
}
type SCTeamKBFSLegacyUpgrade struct {
AppType keybase1.TeamApplication `json:"app_type"`
TeamGeneration keybase1.PerTeamKeyGeneration `json:"team_generation"`
LegacyGeneration int `json:"legacy_generation"`
KeysetHash keybase1.TeamEncryptedKBFSKeysetHash `json:"encrypted_keyset_hash"`
}
func (a SCTeamAdmin) SigChainLocation() keybase1.SigChainLocation {
return keybase1.SigChainLocation{
Seqno: a.Seqno,
SeqType: a.SeqType,
}
}
func (s *SCTeamMember) UnmarshalJSON(b []byte) (err error) {
uv, err := keybase1.ParseUserVersion(keybase1.UserVersionPercentForm(keybase1.Unquote(b)))
if err != nil {
return err
}
*s = SCTeamMember(uv)
return nil
}
func (s *SCTeamMember) MarshalJSON() (b []byte, err error) {
return keybase1.Quote(keybase1.UserVersion(*s).PercentForm().String()), nil
}
// Non-team-specific stuff below the line
// -------------------------
type SCChainLink struct {
Seqno keybase1.Seqno `json:"seqno"`
Sig string `json:"sig"`
SigV2Payload string `json:"s2"`
Payload string `json:"payload_json"` // String containing json of a SCChainLinkPayload
UID keybase1.UID `json:"uid"` // UID of the signer
EldestSeqno keybase1.Seqno `json:"eldest_seqno"` // Eldest seqn of the signer
Version int `json:"version"`
}
func (link *SCChainLink) UnmarshalPayload() (res SCChainLinkPayload, err error) {
if len(link.Payload) == 0 {
return res, errors.New("empty payload")
}
err = json.Unmarshal([]byte(link.Payload), &res)
return res, err
}
type SCChainLinkPayload struct {
Body SCPayloadBody `json:"body,omitempty"`
Ctime int `json:"ctime,omitempty"`
ExpireIn int `json:"expire_in,omitempty"`
Prev *string `json:"prev,omitempty"`
SeqType keybase1.SeqType `json:"seq_type,omitempty"`
Seqno keybase1.Seqno `json:"seqno,omitempty"`
Tag string `json:"tag,omitempty"`
IgnoreIfUnsupported libkb.SigIgnoreIfUnsupported `json:"ignore_if_unsupported,omitempty"`
}
func (s SCChainLinkPayload) SigChainLocation() keybase1.SigChainLocation {
return keybase1.SigChainLocation{
Seqno: s.Seqno,
SeqType: s.SeqType,
}
}
type SCMerkleRootSection struct {
Ctime int `json:"ctime"`
Seqno keybase1.Seqno `json:"seqno"`
HashMeta keybase1.HashMeta `json:"hash_meta"`
}
func (sr SCMerkleRootSection) ToMerkleRootV2() keybase1.MerkleRootV2 {
return keybase1.MerkleRootV2{
Seqno: sr.Seqno,
HashMeta: sr.HashMeta,
}
}
type SCPayloadBody struct {
Key *SCKeySection `json:"key,omitempty"`
Type string `json:"type,omitempty"`
MerkleRoot SCMerkleRootSection `json:"merkle_root"`
Version int `json:"version"`
Team *SCTeamSection `json:"team,omitempty"`
}
type SCKeySection struct {
KID keybase1.KID `json:"kid"`
UID keybase1.UID `json:"uid"`
Username string `json:"username,omitempty"`
EldestKID keybase1.KID `json:"eldest_kid"`
Host string `json:"host,omitempty"`
}
// Parse a chain link from a string. Just parses, does not validate.
func ParseTeamChainLink(link string) (res SCChainLink, err error) {
err = json.Unmarshal([]byte(link), &res)
return res, err
}
func (s SCChainLinkPayload) TeamAdmin() *SCTeamAdmin {
t := s.Body.Team
if t == nil {
return nil
}
return t.Admin
}
func (s SCChainLinkPayload) TeamID() (keybase1.TeamID, error) {
t := s.Body.Team
if t == nil {
return keybase1.TeamID(""), errors.New("no team section")
}
return t.ID.ToTeamID()
}
func (i SCTeamInviteID) TeamInviteID() (keybase1.TeamInviteID, error) {
return keybase1.TeamInviteIDFromString(string(i))
}
func (i SCTeamInviteID) Eq(i2 keybase1.TeamInviteID) bool {
tmp, err := i.TeamInviteID()
if err != nil {
return false
}
return tmp.Eq(i2)
}
func (i SCTeamInvite) TeamInvite(g *libkb.GlobalContext, r keybase1.TeamRole, inviter keybase1.UserVersion) (keybase1.TeamInvite, error) {
id, err := i.ID.TeamInviteID()
if err != nil {
return keybase1.TeamInvite{}, err
}
typ, err := keybase1.TeamInviteTypeFromString(string(i.Type), g.Env.GetRunMode() == libkb.DevelRunMode)
if err != nil {
return keybase1.TeamInvite{}, err
}
return keybase1.TeamInvite{
Id: id,
Role: r,
Type: typ,
Name: keybase1.TeamInviteName(i.Name),
Inviter: inviter,
}, nil
}
func CreateTeamSettings(open bool, joinAs keybase1.TeamRole) (SCTeamSettings, error) {
if !open {
return SCTeamSettings{
Open: &SCTeamSettingsOpen{
Enabled: false,
},
}, nil
}
var roleStr string
switch joinAs {
case keybase1.TeamRole_READER:
roleStr = "reader"
case keybase1.TeamRole_WRITER:
roleStr = "writer"
default:
return SCTeamSettings{}, fmt.Errorf("%v is not a valid joinAs role for open team", joinAs)
}
return SCTeamSettings{
Open: &SCTeamSettingsOpen{
Enabled: true,
Options: &SCTeamSettingsOpenOptions{
JoinAs: roleStr,
},
},
}, nil
}
func (n SCTeamName) LastPart() (string, error) {
x, err := keybase1.TeamNameFromString(string(n))
if err != nil {
return "", err
}
return string(x.LastPart()), nil
}