mirror of
https://github.com/jech/galene.git
synced 2024-11-22 08:35:57 +01:00
Reload group descriptions periodically.
This commit is contained in:
parent
69fcdfbaba
commit
5796d4065b
1 changed files with 53 additions and 5 deletions
56
group.go
56
group.go
|
@ -11,6 +11,7 @@ import (
|
|||
"os"
|
||||
"path/filepath"
|
||||
"sync"
|
||||
"time"
|
||||
|
||||
"github.com/pion/webrtc/v2"
|
||||
)
|
||||
|
@ -51,6 +52,7 @@ type client struct {
|
|||
|
||||
type group struct {
|
||||
name string
|
||||
dead bool
|
||||
description *groupDescription
|
||||
|
||||
mu sync.Mutex
|
||||
|
@ -104,7 +106,6 @@ func addGroup(name string) (*group, error) {
|
|||
}
|
||||
|
||||
g := groups.groups[name]
|
||||
|
||||
if g == nil {
|
||||
desc, err := getDescription(name)
|
||||
if err != nil {
|
||||
|
@ -115,6 +116,29 @@ func addGroup(name string) (*group, error) {
|
|||
description: desc,
|
||||
}
|
||||
groups.groups[name] = g
|
||||
} else if g.dead || time.Since(g.description.loadTime) > 5*time.Second {
|
||||
changed, err := descriptionChanged(name, g.description)
|
||||
if err != nil {
|
||||
g.dead = true
|
||||
if !g.description.Public {
|
||||
delGroupUnlocked(name)
|
||||
}
|
||||
return nil, err
|
||||
}
|
||||
if changed {
|
||||
desc, err := getDescription(name)
|
||||
if err != nil {
|
||||
g.dead = true
|
||||
if !g.description.Public {
|
||||
delGroupUnlocked(name)
|
||||
}
|
||||
return nil, err
|
||||
}
|
||||
g.dead = false
|
||||
g.description = desc
|
||||
} else {
|
||||
g.description.loadTime = time.Now()
|
||||
}
|
||||
}
|
||||
|
||||
return g, nil
|
||||
|
@ -175,7 +199,7 @@ func delClient(c *client) {
|
|||
g.clients =
|
||||
append(g.clients[:i], g.clients[i+1:]...)
|
||||
c.group = nil
|
||||
if len(g.clients) == 0 {
|
||||
if len(g.clients) == 0 && !g.description.Public {
|
||||
delGroupUnlocked(g.name)
|
||||
}
|
||||
return
|
||||
|
@ -253,6 +277,9 @@ func matchUser(user, pass string, users []groupUser) (bool, bool) {
|
|||
}
|
||||
|
||||
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"`
|
||||
|
@ -261,24 +288,45 @@ type groupDescription struct {
|
|||
Other []groupUser `json:"other,omitempty"`
|
||||
}
|
||||
|
||||
func descriptionChanged(name string, old *groupDescription) (bool, error) {
|
||||
fi, err := os.Stat(filepath.Join(groupsDir, name+".json"))
|
||||
if err != nil {
|
||||
if os.IsNotExist(err) {
|
||||
err = userError("group does not exist")
|
||||
}
|
||||
return false, err
|
||||
}
|
||||
if fi.Size() != old.fileSize || fi.ModTime() != old.modTime {
|
||||
return true, err
|
||||
}
|
||||
return false, err
|
||||
}
|
||||
|
||||
func getDescription(name string) (*groupDescription, error) {
|
||||
r, err := os.Open(filepath.Join(groupsDir, name+".json"))
|
||||
if err != nil {
|
||||
if os.IsNotExist(err) {
|
||||
err = userError("group does not exist")
|
||||
} else if os.IsPermission(err) {
|
||||
err = userError("unauthorised")
|
||||
}
|
||||
return nil, err
|
||||
}
|
||||
defer r.Close()
|
||||
|
||||
var desc groupDescription
|
||||
|
||||
fi, err := r.Stat()
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
desc.fileSize = fi.Size()
|
||||
desc.modTime = fi.ModTime()
|
||||
|
||||
d := json.NewDecoder(r)
|
||||
err = d.Decode(&desc)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
desc.loadTime = time.Now()
|
||||
return &desc, nil
|
||||
}
|
||||
|
||||
|
|
Loading…
Reference in a new issue