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Compile room and alias namespace regexs

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We'll be needing these for event filtering in the appservice component.

Signed-off-by: Andrew Morgan <andrewm@matrix.org>
This commit is contained in:
Andrew Morgan 2018-05-24 11:14:47 +01:00
parent c238048599
commit c15cfcb0ff
1 changed files with 16 additions and 8 deletions
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24
src/github.com/matrix-org/dendrite/common/config/appservice.go
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@ -48,7 +48,8 @@ type ApplicationService struct {
HSToken string `yaml:"hs_token"`
// Localpart of application service user
SenderLocalpart string `yaml:"sender_localpart"`
// Information about an application service's namespaces
// Information about an application service's namespaces. Key is either
// "users", "aliases" or "rooms"
NamespaceMap map[string][]ApplicationServiceNamespace `yaml:"namespaces"`
}
@ -112,21 +113,28 @@ func setupRegexps(cfg *Dendrite) {
// Later we can check if a username or some other string matches any exclusive
// regex and deny access if it isn't from an application service
exclusiveUsernames := strings.Join(exclusiveUsernameStrings, "|")
exclusiveAliases := strings.Join(exclusiveAliasStrings, "|")
exclusiveRooms := strings.Join(exclusiveRoomStrings, "|")
// If there are no exclusive username regexes, compile string so that it
// will not match any valid usernames
// If there are no exclusive regexes, compile string so that it will not match
// any valid usernames/aliases/roomIDs
if exclusiveUsernames == "" {
exclusiveUsernames = "^$"
}
if exclusiveAliases == "" {
exclusiveAliases = "^$"
}
if exclusiveRooms == "" {
exclusiveRooms = "^$"
}
// TODO: Aliases and rooms. Needed?
//exclusiveAliases := strings.Join(exclusiveAliasStrings, "|")
//exclusiveRooms := strings.Join(exclusiveRoomStrings, "|")
// Store compiled Regex
cfg.Derived.ExclusiveApplicationServicesUsernameRegexp, _ = regexp.Compile(exclusiveUsernames)
cfg.Derived.ExclusiveApplicationServicesUsernameRegexp, _ = regexp.Compile(exclusiveAliases)
cfg.Derived.ExclusiveApplicationServicesUsernameRegexp, _ = regexp.Compile(exclusiveRooms)
}
// concatenateExclusiveNamespaces takes a slice of strings and a slice of
// appendExclusiveNamespaceRegexs takes a slice of strings and a slice of
// namespaces and will append the regexes of only the exclusive namespaces
// into the string slice
func appendExclusiveNamespaceRegexs(