cschantz
dea6f27b4d
- lib/domain-discovery.sh: Added -- to grep command (1 fix) - lib/reference-db.sh: Added -- to grep command (1 fix) - lib/user-manager.sh: Added -- to grep command (1 fix) - lib/email-functions.sh: Added -- to awk and grep commands (2 fixes) - lib/php-config-manager.sh: Added -- to grep commands (3 fixes) - lib/php-detector.sh: Added -- to grep command (1 fix) Total: 9 ESCAPE fixes 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>
320 lines
8.2 KiB
Bash
Executable File
320 lines
8.2 KiB
Bash
Executable File
#!/bin/bash
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################################################################################
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# Email Functions Library
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################################################################################
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# Shared functions for email troubleshooting modules
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################################################################################
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# Source system detection (for detect_control_panel function)
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SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
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if [ -f "$SCRIPT_DIR/system-detect.sh" ]; then
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source "$SCRIPT_DIR/system-detect.sh"
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fi
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# Detect MTA (Mail Transfer Agent)
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detect_mta() {
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if command -v exim &>/dev/null; then
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echo "exim"
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elif command -v postfix &>/dev/null || [ -f /etc/postfix/main.cf ]; then
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echo "postfix"
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elif command -v sendmail &>/dev/null; then
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echo "sendmail"
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else
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echo "unknown"
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fi
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}
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# Get mail log path based on system
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get_mail_log_path() {
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local control_panel=$(detect_control_panel 2>/dev/null || echo "unknown")
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# Try common log locations in order of likelihood
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if [ "$control_panel" = "cpanel" ]; then
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if [ -f /var/log/exim_mainlog ]; then
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echo "/var/log/exim_mainlog"
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elif [ -f /var/log/exim/mainlog ]; then
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echo "/var/log/exim/mainlog"
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fi
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elif [ "$control_panel" = "plesk" ]; then
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if [ -f /var/log/maillog ]; then
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echo "/var/log/maillog"
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fi
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else
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# Standalone or other
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if [ -f /var/log/mail.log ]; then
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echo "/var/log/mail.log"
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elif [ -f /var/log/maillog ]; then
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echo "/var/log/maillog"
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elif [ -f /var/log/exim_mainlog ]; then
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echo "/var/log/exim_mainlog"
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fi
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fi
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}
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# Get mailbox base path
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get_mailbox_base_path() {
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local control_panel=$(detect_control_panel 2>/dev/null || echo "unknown")
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case "$control_panel" in
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cpanel)
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echo "/home"
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;;
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plesk)
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echo "/var/qmail/mailnames"
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;;
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*)
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# Try common locations
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if [ -d /home/vmail ]; then
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echo "/home/vmail"
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elif [ -d /var/mail ]; then
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echo "/var/mail"
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else
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echo "/home"
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fi
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;;
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esac
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}
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# Validate email address format
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validate_email() {
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local email="$1"
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if [[ "$email" =~ ^[a-zA-Z0-9._%+-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,}$ ]]; then
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return 0
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else
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return 1
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fi
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}
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# Extract domain from email address
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get_email_domain() {
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local email="$1"
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echo "${email##*@}"
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}
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# Extract local part from email address
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get_email_local() {
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local email="$1"
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echo "${email%%@*}"
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}
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# Convert bytes to human-readable format
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format_size() {
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local bytes="$1"
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if [ "$bytes" -lt 1024 ]; then
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echo "${bytes}B"
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elif [ "$bytes" -lt 1048576 ]; then
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echo "$((bytes / 1024))KB"
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elif [ "$bytes" -lt 1073741824 ]; then
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echo "$((bytes / 1048576))MB"
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else
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echo "$((bytes / 1073741824))GB"
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fi
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}
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# Check if MTA service is running
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check_mta_running() {
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local mta=$(detect_mta)
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case "$mta" in
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exim)
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if systemctl is-active --quiet exim 2>/dev/null || service exim status &>/dev/null; then
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return 0
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fi
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;;
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postfix)
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if systemctl is-active --quiet postfix 2>/dev/null || service postfix status &>/dev/null; then
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return 0
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fi
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;;
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sendmail)
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if systemctl is-active --quiet sendmail 2>/dev/null || service sendmail status &>/dev/null; then
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return 0
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fi
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;;
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esac
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return 1
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}
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# Get MTA version
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get_mta_version() {
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local mta=$(detect_mta)
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case "$mta" in
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exim)
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exim -bV 2>/dev/null | head -1 | awk '{print $3}'
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;;
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postfix)
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postconf mail_version 2>/dev/null | awk '{print $3}'
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;;
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sendmail)
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sendmail -d0.1 2>&1 | head -1 | awk '{print $2}'
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;;
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*)
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echo "unknown"
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;;
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esac
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}
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# Get mail queue count
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get_queue_count() {
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local mta=$(detect_mta)
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case "$mta" in
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exim)
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exim -bpc 2>/dev/null || echo "0"
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;;
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postfix)
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postqueue -p 2>/dev/null | tail -1 | awk '{print $5}' | tr -d '(' | tr -d ')'
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;;
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*)
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echo "0"
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;;
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esac
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}
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# Check DNS record
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check_dns_record() {
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local domain="$1"
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local record_type="$2" # A, MX, TXT, etc.
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if command -v dig &>/dev/null; then
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dig +short "$domain" "$record_type" 2>/dev/null
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elif command -v host &>/dev/null; then
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host -t "$record_type" "$domain" 2>/dev/null | grep -v "has no" | awk '{print $NF}'
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elif command -v nslookup &>/dev/null; then
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nslookup -type="$record_type" "$domain" 2>/dev/null | grep -A10 "answer:" | grep -v "answer:"
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fi
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}
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# Get server's primary IP
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get_primary_ip() {
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# Try multiple methods
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local ip=""
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# Method 1: hostname -i
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ip=$(hostname -I 2>/dev/null | awk '{print $1}')
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# Method 2: ip route
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if [ -z "$ip" ]; then
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ip=$(ip route get 8.8.8.8 2>/dev/null | awk '{print $7; exit}')
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fi
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# Method 3: ifconfig
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if [ -z "$ip" ]; then
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ip=$(ifconfig 2>/dev/null | grep 'inet ' | grep -v '127.0.0.1' | head -1 | awk '{print $2}' | cut -d: -f2)
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fi
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echo "$ip"
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}
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# Check if IP is valid format
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is_valid_ip() {
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local ip="$1"
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if [[ "$ip" =~ ^[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}$ ]]; then
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return 0
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else
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return 1
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fi
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}
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# Get reverse DNS (PTR) for IP
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get_reverse_dns() {
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local ip="$1"
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if command -v dig &>/dev/null; then
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dig +short -x "$ip" 2>/dev/null | sed 's/\.$//'
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elif command -v host &>/dev/null; then
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host "$ip" 2>/dev/null | grep "pointer" | awk '{print $NF}' | sed 's/\.$//'
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fi
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}
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# Send test email
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send_test_email() {
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local to="$1"
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local subject="${2:-Test Email from Server Toolkit}"
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local body="${3:-This is a test email sent from the Server Toolkit.}"
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local from="${4:-root@$(hostname)}"
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if command -v mail &>/dev/null; then
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echo "$body" | mail -s "$subject" -r "$from" "$to"
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return $?
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elif command -v sendmail &>/dev/null; then
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{
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echo "From: $from"
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echo "To: $to"
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echo "Subject: $subject"
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echo ""
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echo "$body"
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} | sendmail -t
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return $?
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else
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return 1
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fi
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}
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# Parse email from Exim log line
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parse_exim_email() {
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local log_line="$1"
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# Extract email addresses from various Exim log formats
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echo "$log_line" | grep -oE '[a-zA-Z0-9._%+-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,}' | head -1
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}
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# Get date range for log analysis (default: last 24 hours)
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get_log_date_range() {
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local hours="${1:-24}"
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date -d "$hours hours ago" "+%Y-%m-%d %H:%M:%S"
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}
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# Count messages by sender
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count_by_sender() {
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local log_file="$1"
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local min_date="${2:-}"
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if [ -n "$min_date" ]; then
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awk -v min_date="$min_date" '$0 >= min_date' -- "$log_file" | \
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grep "<=" | \
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grep -oE '\<[a-zA-Z0-9._%+-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,}\>' | \
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sort | uniq -c | sort -rn
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else
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grep "<=" -- "$log_file" | \
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grep -oE '\<[a-zA-Z0-9._%+-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,}\>' | \
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sort | uniq -c | sort -rn
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fi
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}
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# Export to detect_control_panel if not already available
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if ! type detect_control_panel &>/dev/null; then
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detect_control_panel() {
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if [ -f /usr/local/cpanel/version ]; then
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echo "cpanel"
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elif [ -f /usr/local/psa/version ]; then
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echo "plesk"
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else
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echo "standalone"
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fi
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}
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fi
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# Export functions for use in subshells
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export -f detect_mta
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export -f get_mail_log_path
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export -f get_mailbox_base_path
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export -f validate_email
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export -f get_email_domain
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export -f get_email_local
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export -f format_size
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export -f check_mta_running
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export -f get_mta_version
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export -f get_queue_count
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export -f check_dns_record
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export -f get_primary_ip
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export -f is_valid_ip
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export -f get_reverse_dns
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export -f send_test_email
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export -f parse_exim_email
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export -f get_log_date_range
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export -f count_by_sender
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