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(* Module: Known_Hosts Parses SSH known_hosts files Author: Raphaël Pinson <raphink@gmail.com> About: Reference This lens ensures that conf files included in ActiveMQ /FuseMQ are properly handled by Augeas. About: License This file is licenced under the LGPL v2+, like the rest of Augeas. About: Lens Usage Sample usage of this lens in augtool: * Get a key by name from ssh_known_hosts > print /files/etc/ssh_known_hosts/*[.="foo.example.com"] ... * Change a host's key > set /files/etc/ssh_known_hosts/*[.="foo.example.com"]/key "newkey" About: Configuration files This lens applies to SSH known_hosts files. See <filter>. *) module Known_Hosts = autoload xfm (* View: entry A known_hosts entry *) let entry = let alias = [ label "alias" . store Rx.neg1 ] in [ Util.indent . seq "entry" . store Rx.neg1 . (Sep.comma . Build.opt_list alias Sep.comma)? . Sep.space . [ label "type" . store Rx.no_spaces ] . Sep.space . [ label "key" . store Rx.no_spaces ] . Util.eol ] (* View: lns The known_hosts lens *) let lns = (Util.empty | Util.comment | entry)* (* Variable: filter *) let filter = incl "/etc/ssh/ssh_known_hosts" . incl (Sys.getenv("HOME") . "/.ssh/known_hosts") let xfm = transform lns filter