mirror of
https://codeberg.org/hyperreal/bin
synced 2024-11-25 10:23:42 +01:00
52 lines
1.5 KiB
Bash
Executable File
52 lines
1.5 KiB
Bash
Executable File
#!/usr/bin/env bash
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# This script parses the ssh config at ~/.ssh/config to find user@host
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# entries, then uses gum choose to select one user@host to ssh into.
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# Check for gum.
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if ! test -x "$(command -v gum)"; then
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echo "Missing dependency: gum"
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echo "See github.com/charmbracelet/gum"
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exit 1
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fi
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SSH_CONFIG="${HOME}/.ssh/config"
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usern_array=()
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hostn_array=()
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logins=()
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# Read Users from ssh config and store them in usern_array.
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while IFS= read -r line; do
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if [[ "$line" == *"User"* ]]; then
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usern=$(echo "$line" | awk '{ print $2 }')
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usern_array+=("$usern")
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fi
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done < "${SSH_CONFIG}"
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# Read HostNames from ssh config and store them in hostn_array.
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while IFS= read -r line; do
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if [[ "$line" == *"Host "* ]]; then
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hostn=$(echo $line | awk '{ print $2 }')
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hostn_array+=("$hostn")
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fi
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done < "${SSH_CONFIG}"
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# Set the array_len to the size of usern_array - 1.
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let "array_len = ${#usern_array[@]} - 1"
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# Iterate through usern_array and hostn_array and match user and host
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# pairs, then store them in the logins array in "user@host" format.
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for i in $(seq 0 $array_len); do
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userhost=$(printf "%s@%s" "${usern_array[i]}" "${hostn_array[i]}")
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logins+=("$userhost")
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done
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# Print each member of logins array on a new line and pipe to gum choose.
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# Store selection.
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selection=$(printf "%s\n" "${logins[@]}" | gum choose --limit=1)
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# If $selection is non-empty, pass it to the ssh -X command.
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if test -n "${selection}"; then
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autossh -M 0 "${selection}" -X
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fi
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