102 lines
2.3 KiB
Go
102 lines
2.3 KiB
Go
package plugins
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import (
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"fmt"
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"net/url"
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"regexp"
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"time"
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"github.com/matrix-org/gomatrix"
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)
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// ServiceInfo represents the version info from a response
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type ServiceInfo struct {
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Name string `json:"name"`
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Version string `json:"version"`
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Error string `json:"error"`
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}
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// FedResp represents a federation statuse response
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type FedResp struct {
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Status bool `json:"FederationOK"`
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Info ServiceInfo `json:"Version"`
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}
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// Feder responds to federation check requests
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type Feder struct {
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}
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// Descr describes this plugin
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func (h *Feder) Descr() string {
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return "check the Matrix federation status of a given URL."
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}
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// Re returns the federation check matching string
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func (h *Feder) Re() string {
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return `(?i)^feder: (.*)$`
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}
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func (h *Feder) fix(msg string) string {
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re := regexp.MustCompile(h.Re())
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return re.ReplaceAllString(msg, "$1")
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}
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// Match determines if we should call the response for Feder
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func (h *Feder) Match(_, msg string) bool {
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re := regexp.MustCompile(h.Re())
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return re.MatchString(msg)
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}
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// SetStore we don't need a store here.
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func (h *Feder) SetStore(_ PluginStore) {}
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// RespondText to looking up of federation check requests
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func (h *Feder) RespondText(c *gomatrix.Client, ev *gomatrix.Event, _, post string) error {
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homeServer := h.fix(post)
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if homeServer != "" {
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u, err := url.Parse(fmt.Sprintf("https://%s", homeServer))
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if err != nil {
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return SendText(c, ev.RoomID, "that's not a real host name.")
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}
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homeServer = u.Hostname()
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furl := fmt.Sprintf("%s%s",
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"https://federationtester.matrix.org/api/report?server_name=",
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url.PathEscape(homeServer),
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)
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var fed = &FedResp{}
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var req = HTTPRequest{
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Timeout: 5 * time.Second,
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URL: furl,
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Method: "GET",
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ResBody: fed,
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}
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err = req.DoJSON()
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if err != nil {
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return SendText(c, ev.RoomID, fmt.Sprintf("sorry %s, I can't look up the federation status (%s)", ev.Sender, err))
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}
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stat := "broken"
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if fed.Status {
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stat = "OK"
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}
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if fed.Info.Error != "" {
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return SendText(c, ev.RoomID, fmt.Sprintf("%s seems to be broken, maybe it isn't a homeserver?\n%s",
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homeServer, fed.Info.Error))
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} else {
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return SendText(c, ev.RoomID, fmt.Sprintf("%s is running %s (%s) and is %s.",
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homeServer, fed.Info.Name, fed.Info.Version, stat))
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}
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}
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return nil
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}
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// Name Feder!
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func (h *Feder) Name() string {
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return "Feder"
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}
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