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Just use host

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This commit is contained in:
Jeffrey Serio 2023-08-25 16:34:47 -05:00
parent f73e819049
commit 293b5aad12
1 changed files with 9 additions and 28 deletions
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37
gumssh
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@ -1,51 +1,32 @@
#!/usr/bin/env bash #!/usr/bin/env bash
# This script parses the ssh config at ~/.ssh/config to find user@host
# entries, then uses gum choose to select one user@host to ssh into.
# Check for gum.
if ! test -x "$(command -v gum)"; then if ! test -x "$(command -v gum)"; then
echo "Missing dependency: gum" echo "Missing dependency: gum"
echo "See github.com/charmbracelet/gum" echo "See github.com/charmbracelet/gum"
exit 1 exit 1
fi fi
SSH_CONFIG="${HOME}/.ssh/config" if ! test -x "$(command -v autossh)"; then
usern_array=() echo "Missing dependency: autossh"
hostn_array=() exit 1
logins=()
# Read Users from ssh config and store them in usern_array.
while IFS= read -r line; do
if [[ "$line" == *"User"* ]]; then
usern=$(echo "$line" | awk '{ print $2 }')
usern_array+=("$usern")
fi fi
done < "${SSH_CONFIG}"
SSH_CONFIG="${HOME}/.ssh/config"
hostn_array=()
# Read HostNames from ssh config and store them in hostn_array. # Read HostNames from ssh config and store them in hostn_array.
while IFS= read -r line; do while IFS= read -r line; do
if [[ "$line" == *"Host "* ]]; then if [[ "$line" == *"Host "* ]]; then
hostn=$(echo $line | awk '{ print $2 }') hostn=$(echo "$line" | awk '{ print $2 }')
hostn_array+=("$hostn") hostn_array+=("$hostn")
fi fi
done < "${SSH_CONFIG}" done < "${SSH_CONFIG}"
# Set the array_len to the size of usern_array - 1.
let "array_len = ${#usern_array[@]} - 1"
# Iterate through usern_array and hostn_array and match user and host
# pairs, then store them in the logins array in "user@host" format.
for i in $(seq 0 $array_len); do
userhost=$(printf "%s@%s" "${usern_array[i]}" "${hostn_array[i]}")
logins+=("$userhost")
done
# Print each member of logins array on a new line and pipe to gum choose. # Print each member of logins array on a new line and pipe to gum choose.
# Store selection. # Store selection.
selection=$(printf "%s\n" "${logins[@]}" | gum choose --limit=1) selection=$(printf "%s\n" "${hostn_array[@]}" | gum choose --limit=1)
# If $selection is non-empty, pass it to the ssh -X command. # If $selection is non-empty, pass it to the ssh -X command.
if test -n "${selection}"; then if test -n "${selection}"; then
autossh -M 0 "${selection}" -X autossh -M 0 "${selection}"
fi fi