From 88bb919af5a85d1d7f791408058f9eee96140907 Mon Sep 17 00:00:00 2001
From: Iain Patterson <me@iain.cx>
Date: Tue, 8 Apr 2014 14:05:40 +0100
Subject: [PATCH] Better SSH completion.

Complete based on known hosts and DSH groups as well as explicit entries
in .ssh/hosts.
---
 .profile.d/completion.bashrc | 28 +++++++++++++++++++++++++---
 1 file changed, 25 insertions(+), 3 deletions(-)

diff --git a/.profile.d/completion.bashrc b/.profile.d/completion.bashrc
index 8ff324d..782cb69 100644
--- a/.profile.d/completion.bashrc
+++ b/.profile.d/completion.bashrc
@@ -38,6 +38,27 @@ function _known_hosts() {
   return 0
 }
 
+# Host completion from dsh groups.
+function _dshgroup() {
+  cur=${COMP_WORDS[COMP_CWORD]}
+
+  HOSTS=$(grep -rh '^[A-Za-z0-9]' ~/.dsh/group)
+
+  COMPREPLY=($(compgen -W "$HOSTS" -- "$cur"))
+  return 0
+}
+
+function _omnissh() {
+  cur=${COMP_WORDS[COMP_CWORD]}
+
+  HOSTS="$(grep -rh '^[A-Za-z0-9]' ~/.dsh/group)
+$(sed 's/[      ].*//;s/,/\n/' ~/.ssh/known_hosts)
+$(find $COMPLETION_DIR_SSH -type f -perm -100 2>/dev/null | sed 's@.*/@@')"
+
+  COMPREPLY=($(compgen -W "$HOSTS" -- "$cur"))
+  return 0
+}
+
 # Process completion for kill, strace etc.
 function _pid() {
   cur=${COMP_WORDS[COMP_CWORD]}
@@ -114,9 +135,9 @@ function _global() {
   return 0
 }
 
-complete -F _ssh rollout
-complete -F _ssh ssh
-complete -F _ssh sshterm
+complete -F _omnissh rollout
+complete -F _omnissh ssh
+complete -F _omnissh sshterm
 complete -F _ping telnet
 complete -F _telnet telnetterm
 complete -F _rdp rdesktop
@@ -129,6 +150,7 @@ complete -F _pid kill
 complete -F _pid strace
 complete -F _known_hosts kill_known_host
 complete -F _known_hosts knh
+complete -F _omnissh knh
 complete -F _modprobe modprobe
 complete -F _rmmod rmmod
 complete -F _global global
-- 
2.7.4