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Store password in client structure.

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No need to carry password around.
This commit is contained in:
Juliusz Chroboczek 2020-08-12 11:28:49 +02:00
parent 6a37033ca8
commit 6bde5f986a
5 changed files with 53 additions and 47 deletions
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7
client.go
View file

@ -1,9 +1,14 @@
package main
type clientCredentials struct {
Username string `json:"username,omitempty"`
Password string `json:"password,omitempty"`
}
type client interface {
Group() *group
Id() string
Username() string
Credentials() clientCredentials
pushConn(id string, conn upConnection, tracks []upTrack, label string) error
pushClient(id, username string, add bool) error
}

4
disk.go
View file

@ -32,8 +32,8 @@ func (client *diskClient) Id() string {
return client.id
}
func (client *diskClient) Username() string {
return "RECORDING"
func (client *diskClient) Credentials() clientCredentials {
return clientCredentials{"RECORDING", ""}
}
func (client *diskClient) pushClient(id, username string, add bool) error {

62
group.go
View file

@ -180,13 +180,13 @@ func delGroupUnlocked(name string) bool {
return true
}
func addClient(name string, c client, pass string) (*group, error) {
func addClient(name string, c client) (*group, error) {
g, err := addGroup(name, nil)
if err != nil {
return nil, err
}
perms, err := getPermission(g.description, c.Username(), pass)
perms, err := getPermission(g.description, c.Credentials())
if err != nil {
return nil, err
}
@ -214,13 +214,15 @@ func addClient(name string, c client, pass string) (*group, error) {
g.clients[c.Id()] = c
go func(clients []client) {
c.pushClient(c.Id(), c.Username(), true)
u := c.Credentials().Username
c.pushClient(c.Id(), u, true)
for _, cc := range clients {
err := c.pushClient(cc.Id(), cc.Username(), true)
uu := cc.Credentials().Username
err := c.pushClient(cc.Id(), uu, true)
if err == ErrClientDead {
return
}
cc.pushClient(c.Id(), c.Username(), true)
cc.pushClient(c.Id(), u, true)
}
}(g.getClientsUnlocked(c))
@ -240,7 +242,7 @@ func delClient(c client) {
go func(clients []client) {
for _, cc := range clients {
cc.pushClient(c.Id(), c.Username(), false)
cc.pushClient(c.Id(), c.Credentials().Username, false)
}
}(g.getClientsUnlocked(nil))
}
@ -311,35 +313,31 @@ func (g *group) getChatHistory() []chatHistoryEntry {
return h
}
type groupUser struct {
Username string `json:"username,omitempty"`
Password string `json:"password,omitempty"`
}
func matchUser(user, pass string, users []groupUser) (bool, bool) {
func matchUser(user clientCredentials, users []clientCredentials) (bool, bool) {
for _, u := range users {
if u.Username == "" {
if u.Password == "" || u.Password == pass {
if u.Password == "" || u.Password == user.Password {
return true, true
}
} else if u.Username == user {
return true, (u.Password == "" || u.Password == pass)
} else if u.Username == user.Username {
return true,
(u.Password == "" || u.Password == user.Password)
}
}
return false, false
}
type groupDescription struct {
loadTime time.Time `json:"-"`
modTime time.Time `json:"-"`
fileSize int64 `json:"-"`
Public bool `json:"public,omitempty"`
MaxClients int `json:"max-clients,omitempty"`
AllowAnonymous bool `json:"allow-anonymous,omitempty"`
AllowRecording bool `json:"allow-recording,omitempty"`
Op []groupUser `json:"op,omitempty"`
Presenter []groupUser `json:"presenter,omitempty"`
Other []groupUser `json:"other,omitempty"`
loadTime time.Time `json:"-"`
modTime time.Time `json:"-"`
fileSize int64 `json:"-"`
Public bool `json:"public,omitempty"`
MaxClients int `json:"max-clients,omitempty"`
AllowAnonymous bool `json:"allow-anonymous,omitempty"`
AllowRecording bool `json:"allow-recording,omitempty"`
Op []clientCredentials `json:"op,omitempty"`
Presenter []clientCredentials `json:"presenter,omitempty"`
Other []clientCredentials `json:"other,omitempty"`
}
func descriptionChanged(name string, old *groupDescription) (bool, error) {
@ -384,18 +382,18 @@ func getDescription(name string) (*groupDescription, error) {
return &desc, nil
}
type userPermission struct {
type clientPermission struct {
Op bool `json:"op,omitempty"`
Present bool `json:"present,omitempty"`
Record bool `json:"record,omitempty"`
}
func getPermission(desc *groupDescription, user, pass string) (userPermission, error) {
var p userPermission
if !desc.AllowAnonymous && user == "" {
func getPermission(desc *groupDescription, creds clientCredentials) (clientPermission, error) {
var p clientPermission
if !desc.AllowAnonymous && creds.Username == "" {
return p, userError("anonymous users not allowed in this group, please choose a username")
}
if found, good := matchUser(user, pass, desc.Op); found {
if found, good := matchUser(creds, desc.Op); found {
if good {
p.Op = true
p.Present = true
@ -406,14 +404,14 @@ func getPermission(desc *groupDescription, user, pass string) (userPermission, e
}
return p, userError("not authorised")
}
if found, good := matchUser(user, pass, desc.Presenter); found {
if found, good := matchUser(creds, desc.Presenter); found {
if good {
p.Present = true
return p, nil
}
return p, userError("not authorised")
}
if found, good := matchUser(user, pass, desc.Other); found {
if found, good := matchUser(creds, desc.Other); found {
if good {
return p, nil
}

25
webclient.go
View file

@ -86,8 +86,8 @@ func isWSNormalError(err error) bool {
type webClient struct {
group *group
id string
username string
permissions userPermission
credentials clientCredentials
permissions clientPermission
requested map[string]uint32
done chan struct{}
writeCh chan interface{}
@ -107,8 +107,8 @@ func (c *webClient) Id() string {
return c.id
}
func (c *webClient) Username() string {
return c.username
func (c *webClient) Credentials() clientCredentials {
return c.credentials
}
func (c *webClient) pushClient(id, username string, add bool) error {
@ -172,7 +172,7 @@ type clientMessage struct {
Id string `json:"id,omitempty"`
Username string `json:"username,omitempty"`
Password string `json:"password,omitempty"`
Permissions userPermission `json:"permissions,omitempty"`
Permissions clientPermission `json:"permissions,omitempty"`
Group string `json:"group,omitempty"`
Value string `json:"value,omitempty"`
Me bool `json:"me,omitempty"`
@ -461,8 +461,8 @@ func gotOffer(c *webClient, id string, offer webrtc.SessionDescription, renegoti
return err
}
if c.username != "" {
up.label = c.username
if u := c.Credentials().Username; u != "" {
up.label = u
}
err = up.pc.SetRemoteDescription(offer)
if err != nil {
@ -630,8 +630,11 @@ func startClient(conn *websocket.Conn) (err error) {
}
c := &webClient{
id: m.Id,
username: m.Username,
id: m.Id,
credentials: clientCredentials{
m.Username,
m.Password,
},
actionCh: make(chan interface{}, 10),
done: make(chan struct{}),
}
@ -662,7 +665,7 @@ func startClient(conn *websocket.Conn) (err error) {
c.writerDone = make(chan struct{})
go clientWriter(conn, c.writeCh, c.writerDone)
g, err := addClient(m.Group, c, m.Password)
g, err := addClient(m.Group, c)
if err != nil {
return
}
@ -1015,7 +1018,7 @@ func handleClientMessage(c *webClient, m clientMessage) error {
group: c.group,
id: "recording",
}
_, err := addClient(c.group.name, disk, "")
_, err := addClient(c.group.name, disk)
if err != nil {
disk.Close()
return c.error(err)

2
webserver.go
View file

@ -334,7 +334,7 @@ func checkGroupPermissions(w http.ResponseWriter, r *http.Request, group string)
return false
}
p, err := getPermission(desc, user, pass)
p, err := getPermission(desc, clientCredentials{user, pass})
if err != nil || !p.Record {
return false
}