refactor: Improve script maintainability and readability with cleaner functions
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@ -16,40 +16,44 @@ parse_ssh_port() {
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echo $port
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}
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search_ssh_user() {
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parse_ssh_config() {
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for ssh_config in `awk '
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$2 == "Host" {
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gsub("\\\\.", "\\\\.", $3);
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gsub("\\\\*", ".*", $3);
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host = $3;
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$1 == "Host" {
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gsub("\\\\.", "\\\\.", $2);
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gsub("\\\\*", ".*", $2);
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host = $2;
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next;
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}
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$2 == "User" {
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$2 = "";
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$1 == "User" {
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$1 = "";
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sub( /^[[:space:]]*/, "" );
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printf "%s|%s\n", host, $0;
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}' $1`; do
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local host_regex=${ssh_config%|*}
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local host_user=${ssh_config#*|}
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if [[ "$2" =~ $host_regex ]]; then
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ssh_user=$host_user
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if [[ "$2" == $host_regex ]]; then
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ssh_user_found=$host_user
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break
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fi
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done
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echo $ssh_user
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echo $ssh_user_found
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}
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get_ssh_user() {
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# Set default ssh_user as current user
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local ssh_user=$(whoami)
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# Search SSH User information in global configuration file
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ssh_user=$(search_ssh_user /etc/ssh/ssh_config $1)
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# Search SSH User in user local file if available
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if [ -f ~/.ssh/config ]; then
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# Search SSH User information in user configuration file
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ssh_user=$(search_ssh_user ~/.ssh/config $1)
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ssh_user=$(parse_ssh_config ~/.ssh/config $1)
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fi
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# If SSH User not found, search in global config file
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if [ -z $ssh_user ]; then
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ssh_user=$(parse_ssh_config /etc/ssh/ssh_config $1)
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fi
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#If SSH User not found in any config file, return current user
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if [ -z $ssh_user ]; then
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ssh_user=$(whoami)
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fi
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echo $ssh_user
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