root bashrc

root_bashrc.sh

#!/usr/bin/env bash
# ━━━━━━━━━━━━━━━━━━━━━   Minimal Root Bashrc   ━━━━━━━━━━━━━━━━━━━━━
# Minimal bash configuration for root based on user setup

# Test for an interactive shell
[[ $- != *i* ]] && return
[[ -z "$PS1" ]] && return

# Source system bashrc
if [[ -f /etc/bashrc ]]; then
  source /etc/bashrc
elif [[ -f /etc/bash.bashrc ]]; then
  source /etc/bash.bashrc
fi

# Basic colors
RED="\033[38;2;255;26;103m"
GREEN="\033[38;2;66;255;151m"
YELLOW="\033[38;2;124;96;209m"
BLUE="\033[38;2;41;173;255m"
CYAN="\033[38;2;0;168;164m"
BRIGHT_RED="\033[38;2;255;0;75m"
BRIGHT_GREEN="\033[38;2;66;255;173m"
BRIGHT_YELLOW="\033[38;2;253;124;255m"
BRIGHT_BLUE="\033[38;2;199;184;255m"
BRIGHT_CYAN="\033[38;2;0;255;249m"
BRIGHT_WHITE="\033[38;2;231;231;231m"
RESET="\033[0m"

# Basic shell options
shopt -s checkwinsize  # Check window size after commands
shopt -s histappend    # Append to history file
shopt -s cdspell       # Autocorrect typos in path names
shopt -s dirspell      # Autocorrect typos in directory names
shopt -s expand_aliases # Expand aliases

# History configuration
export HISTCONTROL=ignoreboth:erasedups
export HISTSIZE=10000
export HISTFILESIZE=20000
export HISTIGNORE="ls:cd:pwd:exit:clear"

# Essential aliases
alias ll='ls -alF --color=auto'
alias la='ls -A --color=auto'
alias l='ls -CF --color=auto'
alias ls='ls --color=auto'
alias grep='grep --color=auto'
alias ..='cd ..'
alias ...='cd ../..'
alias ....='cd ../../..'
alias ~='cd ~'
alias -- -='cd -'

# Safety aliases
alias rm='rm -i'
alias cp='cp -i'
alias mv='mv -i'
alias mkdir='mkdir -p'

# System aliases
alias df='df -h'
alias du='du -h'
alias free='free -h'
alias ps='ps aux'
alias top='htop 2>/dev/null || top'
alias mount='mount | column -t'

# Network aliases
alias ports='netstat -tulanp'
alias listening='lsof -i -P -n | grep LISTEN'

# Function to check if command exists
hascommand() {
  command -v "$1" &> /dev/null
}

# Enhanced cd function
cd() {
  if [[ $# -eq 0 ]]; then
    builtin cd "$HOME"
  elif [[ -f "$1" ]]; then
    builtin cd "$(dirname "$1")"
  else
    builtin cd "$@"
  fi
  ls --color=auto 2>/dev/null || ls
}

# Prompt
if [[ $EUID -eq 0 ]]; then
  # Root prompt (red)
  PS1='\[\033[01;31m\]\u@\h\[\033[00m\]:\[\033[01;34m\]\w\[\033[00m\]\# '
else
  # Regular user prompt (green)
  PS1='\[\033[01;32m\]\u@\h\[\033[00m\]:\[\033[01;34m\]\w\[\033[00m\]\$ '
fi

# Enable completion if available
if [[ -f /etc/bash_completion ]] && ! shopt -oq posix; then
  source /etc/bash_completion
elif [[ -f /usr/share/bash-completion/bash_completion ]] && ! shopt -oq posix; then
  source /usr/share/bash-completion/bash_completion
fi

# Load local customizations if they exist
[[ -f /root/.bashrc.local ]] && source /root/.bashrc.local