diff options
author | Christoph Anton Mitterer <mail@christoph.anton.mitterer.name> | 2023-09-26 22:42:55 +0200 |
---|---|---|
committer | Junegunn Choi <junegunn.c@gmail.com> | 2023-10-12 20:44:25 +0900 |
commit | d718747c5b115838af7ceaf0d4a7f1c84ed7d98b (patch) | |
tree | fb4717c1cda1f3315a3e935c1f11751a840ab08d /shell | |
parent | 46ee9ac41c53bf6c37637f992691dbadef4ebfbc (diff) |
[bash] try to use bash-completions’s _known_hosts_real() for getting hostnames
If defined, use bash-completions’s `_known_hosts_real()`-function to create the
list of hostnames.
This obviously requires bash-completion to be sourced before fzf.
If not defined, fall back to the previous code.
Signed-off-by: Christoph Anton Mitterer <mail@christoph.anton.mitterer.name>
Diffstat (limited to 'shell')
-rw-r--r-- | shell/completion.bash | 20 |
1 files changed, 16 insertions, 4 deletions
diff --git a/shell/completion.bash b/shell/completion.bash index f9aa5f8b..7c968b8a 100644 --- a/shell/completion.bash +++ b/shell/completion.bash @@ -412,10 +412,22 @@ _fzf_proc_completion_post() { # desired sorting and with any duplicates removed, to standard output. if ! declare -F __fzf_list_hosts > /dev/null; then __fzf_list_hosts() { - command cat <(command tail -n +1 ~/.ssh/config ~/.ssh/config.d/* /etc/ssh/ssh_config 2> /dev/null | command grep -i '^\s*host\(name\)\? ' | command awk '{for (i = 2; i <= NF; i++) print $1 " " $i}' | command grep -v '[*?%]') \ - <(command grep -oE '^[[a-z0-9.,:-]+' ~/.ssh/known_hosts 2> /dev/null | command tr ',' '\n' | command tr -d '[' | command awk '{ print $1 " " $1 }') \ - <(command grep -v '^\s*\(#\|$\)' /etc/hosts 2> /dev/null | command grep -Fv '0.0.0.0') | - command awk '{if (length($2) > 0) {print $2}}' | command sort -u + if declare -F _known_hosts_real > /dev/null; then + # if available, use bash-completions’s _known_hosts_real() for getting the list of hosts + + # set the local attribute for any non-local variable that is set by _known_hosts_real() + local COMPREPLY=() + + _known_hosts_real '' + printf '%s\n' "${COMPREPLY[@]}" | command sort -u --version-sort + else + # otherwise, get a list of hosts on our own + + command cat <(command tail -n +1 ~/.ssh/config ~/.ssh/config.d/* /etc/ssh/ssh_config 2> /dev/null | command grep -i '^\s*host\(name\)\? ' | command awk '{for (i = 2; i <= NF; i++) print $1 " " $i}' | command grep -v '[*?%]') \ + <(command grep -oE '^[[a-z0-9.,:-]+' ~/.ssh/known_hosts 2> /dev/null | command tr ',' '\n' | command tr -d '[' | command awk '{ print $1 " " $1 }') \ + <(command grep -v '^\s*\(#\|$\)' /etc/hosts 2> /dev/null | command grep -Fv '0.0.0.0') | + command awk '{if (length($2) > 0) {print $2}}' | command sort -u + fi } fi |