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8 Commits
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103
bin/check_last_login.sh
Executable file
103
bin/check_last_login.sh
Executable file
@@ -0,0 +1,103 @@
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#!/usr/bin/env bash
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# Checks for last access of users in sshallow group
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# if user login >30days, remoe user from sshallow group and write log
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# base folder
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BASE_FOLDER=$(dirname $(readlink -f $0))"/";
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# which group holds the ssh allowed login users (outside of admin users)
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ssh_group='sshallow';
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ssh_reject_group='sshreject';
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# date now for compare
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now=$(date +"%s");
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# max age for last login or account create without login
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max_age_login=60;
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max_age_create=30;
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# one day in seconds
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day=86400;
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# delete account strings
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delete_accounts="";
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user_group_tpl="deluser %s %s;adduser %s %s;";
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# log base folder
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LOG="${BASE_FOLDER}/../log";
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if [ $(whoami) != "root" ]; then
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echo "Script must be run as root user";
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exit;
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fi;
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if [ ! -d "${LOG}" ]; then
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echo "log folder ${LOG} not found";
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exit;
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fi;
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LOG="${LOG}/check_ssh_user."$(date +"%F_%H%m%S")".log";
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exec &> >(tee -a "${LOG}");
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echo "[START] =============>";
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echo "Hostname : "$(hostname);
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echo "Run date : "$(date +"%F %T");
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echo "Max age last login: ${max_age_login} days";
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echo "Max age no login : ${max_age_create} days";
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for user in $(cat /etc/group|grep "${ssh_group}:" | cut -d ":" -f 4 | sed -e 's/,/ /g'); do
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# for user in clemens test42; do
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account_age=0;
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delete_user=0;
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out_string="";
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#echo "* Checking user ${user}";
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# check user create time, if we have set it in comment
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user_create_date=$(cat /etc/passwd | grep "${user}:" | cut -d ":" -f 5);
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# if empty try last password set time
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if [ -z "${user_create_date}" ]; then
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# user L 11/09/2020 0 99999 7 -1
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user_create_date=$(passwd -S ${user} | cut -d " " -f 3);
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fi;
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# last try is user home .bash_logout
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if [ -z "${user_create_date}" ]; then
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home_dir=$(cat /etc/passwd | grep "${user}:" | cut -d ":" -f 6)"/.bash_logout";
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user_create_date=$(stat -c %Z "${home_dir}");
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fi;
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# Username Port From Latest
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# user pts/35 10.110.160.230 Wed Nov 2 09:40:35 +0900 2022
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last_login_string=$(lastlog -u ${user} | sed 1d);
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search="Never logged in";
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# if we have "** Never logged in**" the user never logged in
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if [ ! -z "${last_login_string##*$search*}" ]; then
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# find \w{3} \w{3} [\s\d]{2} \d{2}:\d{2}:\d{2} \+\d{4} \d{4}
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# awk '{for(i=4;i<=NF;++i)printf $i FS}'
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last_login_date=$(echo "${last_login_string}" | awk '{for(i=4;i<=NF;++i)printf $i FS}' | date +"%s" -f -);
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# date -d "Wed Nov 2 09:40:35 +0900 2022" +%s
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last_login=$(awk '{printf("%.0f\n",($1-$2)/$3)}' <<<"${now} ${last_login_date} ${day}");
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if [ ${last_login} -gt ${max_age_login} ]; then
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out_string="[!] last logged in ${last_login} days ago";
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delete_user=1;
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else
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out_string="OK";
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fi;
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elif [ ! -z "${user_create_date}" ]; then
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user_create_date=$(echo "${user_create_date}" | date +"%s" -f -);
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# if all empty, we continue with only check if user has last login date
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# else get days since creation
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#account_age=$[ ($(date +"%s")-$(date -d "${user_create_date}" +"%s"))/24 ];
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account_age=$(awk '{printf("%.0f\n",($1-$2)/$3)}' <<<"${now} ${user_create_date} ${day}");
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if [ ${account_age} -gt ${max_age_create} ]; then
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out_string="[!] Never logged in, account created ${account_age} days ago";
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delete_user=1;
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else
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out_string="OK";
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fi;
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else
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out_string="[!!!] Never logged in and we have no create date";
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fi;
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# build delete output
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if [ ${delete_user} = 1 ]; then
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delete_accounts="${delete_accounts}"$(printf "${user_group_tpl}" "${user}" "${ssh_group}" "${user}" "${ssh_reject_group}")$'\n';
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fi;
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printf "* Checking user %-20s: %s\n" "${user}" "${out_string}";
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done;
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if [ ! -z "${delete_accounts}" ]; then
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echo "--------------------->"
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echo "% Run list below to move users to reject ssh group";
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echo "";
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echo "${delete_accounts}";
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fi;
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echo "[END] ===============>"
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# __END__
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@@ -1,4 +1,4 @@
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#!/bin/bash
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#!/usr/bin/env bash
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# * input file
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# user_list.txt
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@@ -36,18 +36,19 @@ while getopts ":ti" opt; do
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done;
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# hostname for output file only
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host=$(hostname);
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timesamp=$(date +%Y%m%d-%H%M%S)
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timestamp=$(date +%Y%m%d-%H%M%S)
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# character to set getween info blocks
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separator="#";
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# base folder for all data
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root_folder=$(pwd)'/';
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input_file='user_list.txt';
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output_file="user_password.${timesamp}.txt";
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output_file="user_password.${timestamp}.txt";
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output_zip_folder='zip/';
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output_zip="users.${timesamp}.zip"
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output_zip="users.${timestamp}.zip"
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ssh_keygen_folder='ssh-keygen/';
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ssh_keygen_folder_created_pub='ssh-keygen-created-pub/';
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ssh_keytype='ed25519';
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ssh_group='sshallow';
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# check if ssh key folder exists
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if [ ! -d "${root_folder}${ssh_keygen_folder}" ]; then
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mkdir "${root_folder}${ssh_keygen_folder}";
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@@ -66,6 +67,11 @@ if [ ! command -v zip &> /dev/null ]; then
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echo "Missing zip application, aborting";
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exit;
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fi;
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# check if sshallow group exists
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if [ -z $(cat /etc/group|grep "${ssh_group}:") ]; then
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echo "Missing ssh access group: ${ssh_group}";
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exit;
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fi;
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# check if user list file exists
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if [ ! -f "${root_folder}${input_file}" ]; then
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echo "Missing ${root_folder}${input_file}";
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@@ -88,137 +94,147 @@ cat "${root_folder}${input_file}" |
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while read i; do
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# skip rows start with # (comment)
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if [[ "${i}" =~ ^\# ]]; then
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echo -e "";
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continue;
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fi;
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# make lower case, remove spaces
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user=$(echo "${i}" | cut -d ";" -f 2 | tr A-Z a-z | tr -d ' ');
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_group=$(echo "${i}" | cut -d ";" -f 3 | tr A-Z a-z | tr -d ' ');
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group=$(echo "${_group}" | cut -d "," -f 1);
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sub_group="";
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# sshallow group is always added
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sub_group_opt=" -G ${ssh_group}";
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# check if "," inside and extract sub groups
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if [ -z "${_group##*,*}" ]; then
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sub_group=$(echo "${_group}" | cut -d "," -f 2-);
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sub_group_opt=" -G ${sub_group}";
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fi;
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# override host name, lowercase and spaces removed
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_hostname=$(echo "${i}" | cut -d ";" -f 5 | tr A-Z a-z | tr -d ' ');
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if [ -z "${_hostname}" ]; then
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hostname=${host};
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else
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# make lower case, remove spaces
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user=$(echo "${i}" | cut -d ";" -f 2 | tr A-Z a-z | tr -d ' ');
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_group=$(echo "${i}" | cut -d ";" -f 3 | tr A-Z a-z | tr -d ' ');
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group=$(echo "${_group}" | cut -d "," -f 1);
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sub_group="";
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sub_group_opt="";
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# check if "," inside and extract sub groups
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if [ -z "${_group##*,*}" ]; then
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sub_group=$(echo "${_group}" | cut -d "," -f 2-);
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sub_group_opt=" -G ${sub_group}";
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fi;
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# override host name, lowercase and spaces removed
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_hostname=$(echo "${i}" | cut -d ";" -f 5 | tr A-Z a-z | tr -d ' ');
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if [ -z "${_hostname}" ]; then
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hostname=${host};
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else
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hostname=${_hostname};
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fi;
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# do we have a password preset
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_password=$(echo "${i}" | cut -d ";" -f 4);
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_ssh_keytype=$(echo "${i}" | cut -d ";" -f 6 | tr A-Z a-z | tr -d ' ');
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if [ "${_ssh_keytype}" = "rsa" ]; then
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ssh_keytype="${_ssh_keytype}";
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#echo "[!!] BACKWARDS COMPATIBLE RSA TYPE SELECTION [!!]";
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fi;
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# user & group not set
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if [ -z "${user}" ] || [ -z "${_group}" ]; then
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echo "[!!!!!] Missing user or group entry for ${user}/${_group}";
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echo "[*** ABORT RUN ***]"
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break;
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fi;
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# SSH file name part without folder
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ssh_keygen_id="${hostname}${separator}${group}${separator}${user}${separator}${ssh_keytype}.pem";
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# the full file including folder name
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ssh_keyfile="${root_folder}${ssh_keygen_folder}${ssh_keygen_id}";
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# publ file if new
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ssh_keyfile_pub="${ssh_keyfile}.pub";
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# check existing pub file
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ssh_keyfile_check_pub="${root_folder}${ssh_keygen_folder_created_pub}${ssh_keygen_id}.pub";
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hostname=${_hostname};
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fi;
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# do we have a password preset
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_password=$(echo "${i}" | cut -d ";" -f 4);
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_ssh_keytype=$(echo "${i}" | cut -d ";" -f 6 | tr A-Z a-z | tr -d ' ');
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if [ "${_ssh_keytype}" = "rsa" ]; then
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ssh_keytype="${_ssh_keytype}";
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#echo "[!!] BACKWARDS COMPATIBLE RSA TYPE SELECTION [!!]";
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fi;
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# user & group not set
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if [ -z "${user}" ] || [ -z "${_group}" ]; then
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echo "[!!!!!] Missing user or group entry for ${user}/${_group}";
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||||
echo "[*** ABORT RUN ***]"
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||||
break;
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||||
fi;
|
||||
# SSH file name part without folder
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ssh_keygen_id="${hostname}${separator}${group}${separator}${user}${separator}${ssh_keytype}.pem";
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# the full file including folder name
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ssh_keyfile="${root_folder}${ssh_keygen_folder}${ssh_keygen_id}";
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# publ file if new
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ssh_keyfile_pub="${ssh_keyfile}.pub";
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# check existing pub file
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ssh_keyfile_check_pub="${root_folder}${ssh_keygen_folder_created_pub}${ssh_keygen_id}.pub";
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||||
if [ ${INFO} -eq 1 ]; then
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echo "User: '${user}:${group}(${sub_group})', SSH: ${ssh_keygen_id}";
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continue;
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fi;
|
||||
|
||||
# add group for each entry in _group
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for create_group in ${_group//,/ }; do
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if [ ${TEST} -eq 0 ]; then
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groupadd -f ${create_group};
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else
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echo "$> groupadd -f ${create_group}";
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fi;
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done;
|
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# check if user is not already created
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if [ ${INFO} -eq 1 ]; then
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# test if pub file exists or not, test if user exists
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echo -n "User: '${user}:${group}(${sub_group})', SSH: ${ssh_keygen_id}";
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if getent passwd ${user} > /dev/null 2>&1; then
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echo "-- Skip '${user}:${group}(${sub_group})'";
|
||||
else
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echo "++ Create '${user}:${group}(${sub_group})'";
|
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if [ ${TEST} -eq 0 ]; then
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useradd -s /bin/bash -g ${group}${sub_group_opt} -m ${user};
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else
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echo "$> useradd -s /bin/bash -g ${group}${sub_group_opt} -m ${user}";
|
||||
fi;
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echo -n ", User exists";
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fi;
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skip_ssh=0;
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||||
# if public pem already exists skip creation
|
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if [ ! -f "${ssh_keyfile_check_pub}" ]; then
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# Note we only create a password if we need it
|
||||
# password + store pwgen 10 1 -1
|
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if [ -z "${_password}" ]; then
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password=$(printf "%s" $(pwgen 10 1));
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||||
else
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echo "! Override password set";
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||||
password=${_password};
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fi;
|
||||
# create SSH key
|
||||
echo " > Create ssh key-pair '${ssh_keyfile}'";
|
||||
if [ ${TEST} -eq 0 ]; then
|
||||
ssh-keygen \
|
||||
-t ${ssh_keytype} \
|
||||
-f "${ssh_keyfile}" \
|
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-C "${hostname}: ${user}@${group}" \
|
||||
-a 100 -N "${password}"
|
||||
else
|
||||
echo "$> ssh-keygen -t ${ssh_keytype} -f ${ssh_keyfile} -C ${hostname}: ${user}@${group} -a 100 -N ${password}";
|
||||
fi;
|
||||
else
|
||||
found=$(grep "$(cat ${ssh_keyfile_check_pub})" /home/${user}/.ssh/authorized_keys);
|
||||
if [ ! -z "${found}" ]; then
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skip_ssh=1;
|
||||
# override previously set with stored one
|
||||
ssh_keyfile_pub=${ssh_keyfile_check_pub};
|
||||
echo "-- Skip SSH Key creation: ${ssh_keygen_id}.pub";
|
||||
else
|
||||
echo " < Use existing public ssh key '${ssh_keygen_id}.pub'";
|
||||
# Password already set notification
|
||||
fi;
|
||||
password="[ALREADY SET]";
|
||||
if [ -f "${ssh_keyfile_check_pub}" ]; then
|
||||
echo -n ", SSH Pub key OK";
|
||||
fi;
|
||||
if [ ${skip_ssh} -eq 0 ]; then
|
||||
# write login info to output file
|
||||
if [ ${TEST} -eq 0 ]; then
|
||||
echo $(date +"%F %T")";"${host}";"${_hostname}";"${user}";"${password} >> ${root_folder}${output_file};
|
||||
else
|
||||
echo $(date +"%F %T")";"${host}";"${_hostname}";"${user}";"${password} >> ${root_folder}${output_file}".TEST";
|
||||
fi;
|
||||
# create the SSH foler and authorized access file with correct permissions
|
||||
echo " > Create .ssh folder";
|
||||
if [ ${TEST} -eq 0 ]; then
|
||||
mkdir /home/${user}/.ssh/;
|
||||
else
|
||||
echo "$> mkdir /home/${user}/.ssh/";
|
||||
fi;
|
||||
echo " > Add public into authorized_keys";
|
||||
if [ ${TEST} -eq 0 ]; then
|
||||
cat "${ssh_keyfile_pub}" > /home/${user}/.ssh/authorized_keys;
|
||||
else
|
||||
echo "$> cat ${ssh_keyfile_pub} > /home/${user}/.ssh/authorized_keys";
|
||||
fi;
|
||||
echo " > Secure folder .ssh and authorized_keys file";
|
||||
if [ ${TEST} -eq 0 ]; then
|
||||
chown -R ${user}:${group} /home/${user}/.ssh/;
|
||||
chmod 700 /home/${user}/.ssh/;
|
||||
chmod 600 /home/${user}/.ssh/authorized_keys;
|
||||
else
|
||||
echo "$> chown -R ${user}:${group} /home/${user}/.ssh/";
|
||||
echo "$> chmod 700 /home/${user}/.ssh/";
|
||||
echo "$> chmod 600 /home/${user}/.ssh/authorized_keys";
|
||||
fi;
|
||||
# line break
|
||||
echo "";
|
||||
continue;
|
||||
fi;
|
||||
|
||||
# add group for each entry in _group
|
||||
for create_group in ${_group//,/ }; do
|
||||
if [ ${TEST} -eq 0 ]; then
|
||||
groupadd -f ${create_group};
|
||||
else
|
||||
echo "$> groupadd -f ${create_group}";
|
||||
fi;
|
||||
done;
|
||||
# check if user is not already created
|
||||
if getent passwd ${user} > /dev/null 2>&1; then
|
||||
echo "-- Skip '${user}:${group}(${sub_group})'";
|
||||
else
|
||||
echo "++ Create '${user}:${group}(${sub_group})'";
|
||||
if [ ${TEST} -eq 0 ]; then
|
||||
# comment is user create time
|
||||
useradd -c `date +"%F"` -s /bin/bash -g ${group}${sub_group_opt} -m ${user};
|
||||
else
|
||||
echo "$> useradd -s /bin/bash -g ${group}${sub_group_opt} -m ${user}";
|
||||
fi;
|
||||
fi;
|
||||
skip_ssh=0;
|
||||
# if public pem already exists skip creation
|
||||
if [ ! -f "${ssh_keyfile_check_pub}" ]; then
|
||||
# Note we only create a password if we need it
|
||||
# password + store pwgen 10 1 -1
|
||||
if [ -z "${_password}" ]; then
|
||||
password=$(printf "%s" $(pwgen 10 1));
|
||||
else
|
||||
echo "! Override password set";
|
||||
password=${_password};
|
||||
fi;
|
||||
# create SSH key
|
||||
echo " > Create ssh key-pair '${ssh_keyfile}'";
|
||||
if [ ${TEST} -eq 0 ]; then
|
||||
ssh-keygen \
|
||||
-t ${ssh_keytype} \
|
||||
-f "${ssh_keyfile}" \
|
||||
-C "${hostname}: ${user}@${group}" \
|
||||
-a 100 -N "${password}"
|
||||
else
|
||||
echo "$> ssh-keygen -t ${ssh_keytype} -f ${ssh_keyfile} -C ${hostname}: ${user}@${group} -a 100 -N ${password}";
|
||||
fi;
|
||||
else
|
||||
found=$(grep "$(cat ${ssh_keyfile_check_pub})" /home/${user}/.ssh/authorized_keys);
|
||||
if [ ! -z "${found}" ]; then
|
||||
skip_ssh=1;
|
||||
# override previously set with stored one
|
||||
ssh_keyfile_pub=${ssh_keyfile_check_pub};
|
||||
echo "-- Skip SSH Key creation: ${ssh_keygen_id}.pub";
|
||||
else
|
||||
echo " < Use existing public ssh key '${ssh_keygen_id}.pub'";
|
||||
# Password already set notification
|
||||
fi;
|
||||
password="[ALREADY SET]";
|
||||
fi;
|
||||
if [ ${skip_ssh} -eq 0 ]; then
|
||||
# write login info to output file
|
||||
if [ ${TEST} -eq 0 ]; then
|
||||
echo $(date +"%F %T")";"${host}";"${_hostname}";"${user}";"${password} >> ${root_folder}${output_file};
|
||||
else
|
||||
echo $(date +"%F %T")";"${host}";"${_hostname}";"${user}";"${password} >> ${root_folder}${output_file}".TEST";
|
||||
fi;
|
||||
# create the SSH foler and authorized access file with correct permissions
|
||||
echo " > Create .ssh folder";
|
||||
if [ ${TEST} -eq 0 ]; then
|
||||
mkdir /home/${user}/.ssh/;
|
||||
else
|
||||
echo "$> mkdir /home/${user}/.ssh/";
|
||||
fi;
|
||||
echo " > Add public into authorized_keys";
|
||||
if [ ${TEST} -eq 0 ]; then
|
||||
cat "${ssh_keyfile_pub}" > /home/${user}/.ssh/authorized_keys;
|
||||
else
|
||||
echo "$> cat ${ssh_keyfile_pub} > /home/${user}/.ssh/authorized_keys";
|
||||
fi;
|
||||
echo " > Secure folder .ssh and authorized_keys file";
|
||||
if [ ${TEST} -eq 0 ]; then
|
||||
chown -R ${user}:${group} /home/${user}/.ssh/;
|
||||
chmod 700 /home/${user}/.ssh/;
|
||||
chmod 600 /home/${user}/.ssh/authorized_keys;
|
||||
else
|
||||
echo "$> chown -R ${user}:${group} /home/${user}/.ssh/";
|
||||
echo "$> chmod 700 /home/${user}/.ssh/";
|
||||
echo "$> chmod 600 /home/${user}/.ssh/authorized_keys";
|
||||
fi;
|
||||
fi;
|
||||
done;
|
||||
@@ -247,3 +263,5 @@ else
|
||||
echo "$> rm ${root_folder}${output_file}";
|
||||
echo "$> rm ${root_folder}${ssh_keygen_folder}*";
|
||||
fi;
|
||||
|
||||
# __END__
|
||||
|
||||
2
log/.gitignore
vendored
Normal file
2
log/.gitignore
vendored
Normal file
@@ -0,0 +1,2 @@
|
||||
*
|
||||
!.gitignore
|
||||
257
user_create.sh
257
user_create.sh
@@ -1,257 +0,0 @@
|
||||
#!/bin/bash
|
||||
|
||||
# * input file
|
||||
# user_list.txt
|
||||
# <ignored id>;<user name>;<group>[,sub group,sub group];[override password];[override hostname];[override ssh key type]
|
||||
# lines with # are skipped
|
||||
# already created users are skipped
|
||||
# Mandatory: <ignored id>;<user name>;<group>
|
||||
# * output file
|
||||
# <date>;<target connect host name>;<hostname>;<username>;<password>
|
||||
# If already existing PEM key is used then <password> is [ALREADY SET]
|
||||
#
|
||||
# * PEM KEY
|
||||
# <hostname>#<group>#<user>#<ssh key type>.pem
|
||||
# * PUBLIC KEY
|
||||
# <hostname>#<group>#<user>#<ssh key type>.pem.pub
|
||||
# stored as zip in
|
||||
# zip/
|
||||
#
|
||||
# If a previously exsting PEM key should be used, put the public pem file
|
||||
# into the ssh-keygen/ folder
|
||||
# They pem pub key must follow the set rules above
|
||||
|
||||
# SET TO 1 to TEST [will no create user/group/folder]
|
||||
TEST=0; # no creation except ssh keys
|
||||
INFO=0; # no creation of anything, just print info strings
|
||||
while getopts ":ti" opt; do
|
||||
case "${opt}" in
|
||||
t|test)
|
||||
TEST=1;
|
||||
;;
|
||||
i|info)
|
||||
INFO=1;
|
||||
;;
|
||||
esac;
|
||||
done;
|
||||
# hostname for output file only
|
||||
host=$(hostname);
|
||||
timesamp=$(date +%Y%m%d-%H%M%S)
|
||||
# character to set getween info blocks
|
||||
separator="#";
|
||||
# base folder for all data
|
||||
root_folder=$(pwd)'/';
|
||||
input_file='user_list.txt';
|
||||
output_file="user_password.${timesamp}.txt";
|
||||
output_zip_folder='zip/';
|
||||
output_zip="users.${timesamp}.zip"
|
||||
ssh_keygen_folder='ssh-keygen/';
|
||||
ssh_keygen_folder_created_pub='ssh-keygen-created-pub/';
|
||||
ssh_keytype='ed25519';
|
||||
# check if ssh key folder exists
|
||||
if [ ! -d "${root_folder}${ssh_keygen_folder}" ]; then
|
||||
mkdir "${root_folder}${ssh_keygen_folder}";
|
||||
fi;
|
||||
# check if zip folder is missing
|
||||
if [ ! -d "${root_folder}${output_zip_folder}" ]; then
|
||||
mkdir "${root_folder}${output_zip_folder}";
|
||||
fi;
|
||||
# check if password generate software is installed
|
||||
if [ ! command -v pwgen &> /dev/null ]; then
|
||||
echo "Missing pwgen application, aborting";
|
||||
exit;
|
||||
fi;
|
||||
# check for zip
|
||||
if [ ! command -v zip &> /dev/null ]; then
|
||||
echo "Missing zip application, aborting";
|
||||
exit;
|
||||
fi;
|
||||
# check if user list file exists
|
||||
if [ ! -f "${root_folder}${input_file}" ]; then
|
||||
echo "Missing ${root_folder}${input_file}";
|
||||
exit;
|
||||
fi;
|
||||
# make sure my own folder is owned by root and 600 (except for testing)
|
||||
if [ $(stat -c %a .) != "600" ]; then
|
||||
echo "!!!! RECOMMENDED TO HAVE BASE FOLDER SET TO '600' AND USER 'root' !!!!"
|
||||
fi;
|
||||
if [ $(whoami) != "root" ]; then
|
||||
if [ ${TEST} -eq 0 ] && [ ${INFO} -eq 0 ]; then
|
||||
echo "Script must be run as root user";
|
||||
exit;
|
||||
else
|
||||
echo "!!!! Script must be run as root user !!!!";
|
||||
fi;
|
||||
fi;
|
||||
# create users
|
||||
cat "${root_folder}${input_file}" |
|
||||
while read i; do
|
||||
# skip rows start with # (comment)
|
||||
if [[ "${i}" =~ ^\# ]]; then
|
||||
continue;
|
||||
fi;
|
||||
# make lower case, remove spaces
|
||||
user=$(echo "${i}" | cut -d ";" -f 2 | tr A-Z a-z | tr -d ' ');
|
||||
_group=$(echo "${i}" | cut -d ";" -f 3 | tr A-Z a-z | tr -d ' ');
|
||||
group=$(echo "${_group}" | cut -d "," -f 1);
|
||||
sub_group="";
|
||||
sub_group_opt="";
|
||||
# check if "," inside and extract sub groups
|
||||
if [ -z "${_group##*,*}" ]; then
|
||||
sub_group=$(echo "${_group}" | cut -d "," -f 2-);
|
||||
sub_group_opt=" -G ${sub_group}";
|
||||
fi;
|
||||
# override host name, lowercase and spaces removed
|
||||
_hostname=$(echo "${i}" | cut -d ";" -f 5 | tr A-Z a-z | tr -d ' ');
|
||||
if [ -z "${_hostname}" ]; then
|
||||
hostname=${host};
|
||||
else
|
||||
hostname=${_hostname};
|
||||
fi;
|
||||
# do we have a password preset
|
||||
_password=$(echo "${i}" | cut -d ";" -f 4);
|
||||
_ssh_keytype=$(echo "${i}" | cut -d ";" -f 6 | tr A-Z a-z | tr -d ' ');
|
||||
if [ "${_ssh_keytype}" = "rsa" ]; then
|
||||
ssh_keytype="${_ssh_keytype}";
|
||||
#echo "[!!] BACKWARDS COMPATIBLE RSA TYPE SELECTION [!!]";
|
||||
fi;
|
||||
# user & group not set
|
||||
if [ -z "${user}" ] || [ -z "${_group}" ]; then
|
||||
echo "[!!!!!] Missing user or group entry for ${user}/${_group}";
|
||||
echo "[*** ABORT RUN ***]"
|
||||
break;
|
||||
fi;
|
||||
# SSH file name part without folder
|
||||
ssh_keygen_id="${hostname}${separator}${group}${separator}${user}${separator}${ssh_keytype}.pem";
|
||||
# the full file including folder name
|
||||
ssh_keyfile="${root_folder}${ssh_keygen_folder}${ssh_keygen_id}";
|
||||
# publ file if new
|
||||
ssh_keyfile_pub="${ssh_keyfile}.pub";
|
||||
# check existing pub file
|
||||
ssh_keyfile_check_pub="${root_folder}${ssh_keygen_folder_created_pub}${ssh_keygen_id}.pub";
|
||||
|
||||
if [ ${INFO} -eq 1 ]; then
|
||||
# test if pub file exists or not, test if user exists
|
||||
echo -n "User: '${user}:${group}(${sub_group})', SSH: ${ssh_keygen_id}";
|
||||
if getent passwd ${user} > /dev/null 2>&1; then
|
||||
echo -n ", User exists";
|
||||
fi;
|
||||
if [ -f "${ssh_keyfile_pub}" ]; then
|
||||
echo -n ", SSH Pub key OK";
|
||||
fi;
|
||||
# line break
|
||||
echo "";
|
||||
continue;
|
||||
fi;
|
||||
|
||||
# add group for each entry in _group
|
||||
for create_group in ${_group//,/ }; do
|
||||
if [ ${TEST} -eq 0 ]; then
|
||||
groupadd -f ${create_group};
|
||||
else
|
||||
echo "$> groupadd -f ${create_group}";
|
||||
fi;
|
||||
done;
|
||||
# check if user is not already created
|
||||
if getent passwd ${user} > /dev/null 2>&1; then
|
||||
echo "-- Skip '${user}:${group}(${sub_group})'";
|
||||
else
|
||||
echo "++ Create '${user}:${group}(${sub_group})'";
|
||||
if [ ${TEST} -eq 0 ]; then
|
||||
useradd -s /bin/bash -g ${group}${sub_group_opt} -m ${user};
|
||||
else
|
||||
echo "$> useradd -s /bin/bash -g ${group}${sub_group_opt} -m ${user}";
|
||||
fi;
|
||||
fi;
|
||||
skip_ssh=0;
|
||||
# if public pem already exists skip creation
|
||||
if [ ! -f "${ssh_keyfile_check_pub}" ]; then
|
||||
# Note we only create a password if we need it
|
||||
# password + store pwgen 10 1 -1
|
||||
if [ -z "${_password}" ]; then
|
||||
password=$(printf "%s" $(pwgen 10 1));
|
||||
else
|
||||
echo "! Override password set";
|
||||
password=${_password};
|
||||
fi;
|
||||
# create SSH key
|
||||
echo " > Create ssh key-pair '${ssh_keyfile}'";
|
||||
if [ ${TEST} -eq 0 ]; then
|
||||
ssh-keygen \
|
||||
-t ${ssh_keytype} \
|
||||
-f "${ssh_keyfile}" \
|
||||
-C "${hostname}: ${user}@${group}" \
|
||||
-a 100 -N "${password}"
|
||||
else
|
||||
echo "$> ssh-keygen -t ${ssh_keytype} -f ${ssh_keyfile} -C ${hostname}: ${user}@${group} -a 100 -N ${password}";
|
||||
fi;
|
||||
else
|
||||
found=$(grep "$(cat ${ssh_keyfile_check_pub})" /home/${user}/.ssh/authorized_keys);
|
||||
if [ ! -z "${found}" ]; then
|
||||
skip_ssh=1;
|
||||
# override previously set with stored one
|
||||
ssh_keyfile_pub=${ssh_keyfile_check_pub};
|
||||
echo "-- Skip SSH Key creation: ${ssh_keygen_id}.pub";
|
||||
else
|
||||
echo " < Use existing public ssh key '${ssh_keygen_id}.pub'";
|
||||
# Password already set notification
|
||||
fi;
|
||||
password="[ALREADY SET]";
|
||||
fi;
|
||||
if [ ${skip_ssh} -eq 0 ]; then
|
||||
# write login info to output file
|
||||
if [ ${TEST} -eq 0 ]; then
|
||||
echo $(date +"%F %T")";"${host}";"${_hostname}";"${user}";"${password} >> ${root_folder}${output_file};
|
||||
else
|
||||
echo $(date +"%F %T")";"${host}";"${_hostname}";"${user}";"${password} >> ${root_folder}${output_file}".TEST";
|
||||
fi;
|
||||
# create the SSH foler and authorized access file with correct permissions
|
||||
echo " > Create .ssh folder";
|
||||
if [ ${TEST} -eq 0 ]; then
|
||||
mkdir /home/${user}/.ssh/;
|
||||
else
|
||||
echo "$> mkdir /home/${user}/.ssh/";
|
||||
fi;
|
||||
echo " > Add public into authorized_keys";
|
||||
if [ ${TEST} -eq 0 ]; then
|
||||
cat "${ssh_keyfile_pub}" > /home/${user}/.ssh/authorized_keys;
|
||||
else
|
||||
echo "$> cat ${ssh_keyfile_pub} > /home/${user}/.ssh/authorized_keys";
|
||||
fi;
|
||||
echo " > Secure folder .ssh and authorized_keys file";
|
||||
if [ ${TEST} -eq 0 ]; then
|
||||
chown -R ${user}:${group} /home/${user}/.ssh/;
|
||||
chmod 700 /home/${user}/.ssh/;
|
||||
chmod 600 /home/${user}/.ssh/authorized_keys;
|
||||
else
|
||||
echo "$> chown -R ${user}:${group} /home/${user}/.ssh/";
|
||||
echo "$> chmod 700 /home/${user}/.ssh/";
|
||||
echo "$> chmod 600 /home/${user}/.ssh/authorized_keys";
|
||||
fi;
|
||||
fi;
|
||||
done;
|
||||
|
||||
# End before anything because this is just info run
|
||||
if [ ${INFO} -eq 1 ]; then
|
||||
exit;
|
||||
fi;
|
||||
# zip everything and remove data in ssh key folder, delete output file with passwords
|
||||
zip -r \
|
||||
"${root_folder}${output_zip_folder}${output_zip}" \
|
||||
"${input_file}" \
|
||||
"${output_file}" \
|
||||
"${ssh_keygen_folder}" \
|
||||
-x\*.gitignore;
|
||||
echo "Download: ${root_folder}${output_zip_folder}${output_zip}";
|
||||
# cleam up user log file and ssh keys
|
||||
if [ ${TEST} -eq 0 ]; then
|
||||
# move pub to created folders
|
||||
mv "${root_folder}${ssh_keygen_folder}"*.pub "${root_folder}${ssh_keygen_folder_created_pub}";
|
||||
# delete the rest
|
||||
rm "${root_folder}${output_file}";
|
||||
rm "${root_folder}${ssh_keygen_folder}"*;
|
||||
else
|
||||
echo "$> mv ${root_folder}${ssh_keygen_folder}*.pub ${root_folder}${ssh_keygen_folder_created_pub};";
|
||||
echo "$> rm ${root_folder}${output_file}";
|
||||
echo "$> rm ${root_folder}${ssh_keygen_folder}*";
|
||||
fi;
|
||||
Reference in New Issue
Block a user