My Bashrc #bashrc

.bashrc

# =====================================================
# Basic Shell Safety
# =====================================================

set -o noclobber      # prevent accidental file overwrite with >
set -o pipefail       # pipeline fails if any command fails

# =====================================================
# History Configuration (High ROI)
# =====================================================

HISTSIZE=50000
HISTFILESIZE=200000
HISTCONTROL=ignoreboth:erasedups
shopt -s histappend

# Append history immediately and reload from other sessions
PROMPT_COMMAND='history -a; history -n'

# =====================================================
# Better Defaults for Tools
# =====================================================

export LESS='-FRSX'
export LESSHISTFILE=-

alias grep='grep --color=auto'

# =====================================================
# Directory Navigation Shortcuts
# =====================================================

alias ..='cd ..'
alias ...='cd ../..'
alias c='clear'

# =====================================================
# SSH Agent Auto-Start (Safe Version)
# =====================================================

# Start ssh-agent only if:
#  - not already running
#  - not inside an SSH session
if [ -z "$SSH_AUTH_SOCK" ] && [ -z "$SSH_CONNECTION" ]; then
    eval "$(ssh-agent -s)" >/dev/null
fi

# Add default key if agent has no identities
if ! ssh-add -l >/dev/null 2>&1; then
    [ -f "$HOME/.ssh/id_rsa" ] && ssh-add "$HOME/.ssh/id_rsa" >/dev/null 2>&1
fi

# =====================================================
# Smart SSH Wrapper (Project-aware + Key bootstrap)
# =====================================================

sshx() {
    local args=("$@")

    # Use project-local ssh.config if present
    local ssh_cfg=()
    [ -f ./ssh.config ] && ssh_cfg=(-F ./ssh.config)

    # Try key-only authentication first
    command ssh "${ssh_cfg[@]}" -o PasswordAuthentication=no "${args[@]}" 2>/dev/null
    local status=$?

    # If key auth failed, attempt ssh-copy-id
    if [ $status -ne 0 ] && [ $# -ge 1 ]; then
        echo "Key-only auth failed. Attempting to copy key..."
        ssh-copy-id "${args[0]}"
        command ssh "${ssh_cfg[@]}" "${args[@]}"
    fi
}

alias ssh='sshx'

# =====================================================
# Kubernetes Productivity Aliases
# =====================================================

alias k='kubectl'
alias kgn='kubectl get nodes -o wide'
alias kgp='kubectl get pods -A -o wide'
alias kctx='kubectl config current-context'
alias kns='kubectl config set-context --current --namespace'
alias kx='kubectl exec -it'
alias kl='kubectl logs -f'

alias kwaitn='kubectl wait --for=condition=Ready node --all --timeout=300s'
alias kwaitp='kubectl wait --for=condition=Ready pod -A --all --timeout=300s'

# Enable kubectl completion if available
if command -v kubectl >/dev/null 2>&1; then
    source <(kubectl completion bash)
fi

# =====================================================
# Git Shortcuts
# =====================================================

alias gs='git status -sb'
alias gl='git log --oneline --decorate -n 20'
alias gd='git diff'

# =====================================================
# End of .bashrc
# =====================================================