106 lines
3.2 KiB
Bash
106 lines
3.2 KiB
Bash
#!/bin/zsh
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__zsh_is_public_ipv4() {
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local ip=$1
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if [[ $ip =~ ^[0-9]+\.[0-9]+\.[0-9]+\.[0-9]+$ ]]; then
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IFS='.' read -r -A ADDR <<< "$ip"
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if [[ ${ADDR[1]} -eq 10 ]]; then
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return 1
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elif [[ ${ADDR[1]} -eq 172 && ${ADDR[2]} -ge 16 && ${ADDR[2]} -le 31 ]]; then
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return 1
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elif [[ ${ADDR[1]} -eq 192 && ${ADDR[2]} -eq 168 ]]; then
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return 1
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else
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return 0
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fi
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else
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return 1
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fi
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}
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__zsh_get_ipv4() {
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local ipv4=$(ip route get 1.1.1.1 | head -1 | awk '{print $7}')
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if __zsh_is_public_ipv4 $ipv4; then echo "$ipv4"; return 0; fi
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ipv4=$(ip route get 1.1.1.1 | head -1 | awk '{print $NF}')
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if __zsh_is_public_ipv4 $ipv4; then echo "$ipv4"; return 0; fi
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ipv4=$(curl -4 -s ifconfig.me)
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if __zsh_is_public_ipv4 $ipv4; then echo "$ipv4"; return 0; fi
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ipv4=$(host -4 myip.opendns.com resolver1.opendns.com | grep "myip.opendns.com has" | awk '{print $4}')
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if __zsh_is_public_ipv4 $ipv4; then echo "$ipv4"; return 0; fi
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# echo "No public IPv4 address found"
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return 1
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}
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__zsh_get_ipv6() {
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if [[ "$(ip -6 route get 2001:4860:4860::8888 2>&1 | awk '{print $NF}')" == "unreachable" ]]; then
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echo "No IPv6 connectivity"
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return 1
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fi
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local ipv6=$(ip route get 2001:4860:4860::8888 | head -1 | awk '{print $11}')
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if [[ $ipv6 =~ ^([0-9a-fA-F]{0,4}:){7}[0-9a-fA-F]{0,4}$ ]]; then echo "$ipv6"; return 0; fi
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ipv6=$(ip route get 2001:4860:4860::8888 | head -1 | awk '{print $NF}')
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if [[ $ipv6 =~ ^([0-9a-fA-F]{0,4}:){7}[0-9a-fA-F]{0,4}$ ]]; then echo "$ipv6"; return 0; fi
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ipv6=$(curl -6 -s ifconfig.me)
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if [[ $ipv6 =~ ^([0-9a-fA-F]{0,4}:){7}[0-9a-fA-F]{0,4}$ ]]; then echo "$ipv6"; return 0; fi
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# echo "No public IPv6 address found"
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return 1
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}
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__zsh_get_ip() {
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__zsh_get_ipv4
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__zsh_get_ipv6
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}
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__zsh_history_remove() {
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if [ -z "$1" ]; then
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echo "Please specify a keyword to remove"
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return 1
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fi
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# Check if HISTFILE exists
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if [ -z "$HISTFILE" ]; then
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echo "Error: HISTFILE is not set"
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return 1
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fi
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local keyword="$1"
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local backup_file="${HISTFILE}.backup"
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# Check if there are any matching entries
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if ! grep -q "$keyword" "$HISTFILE"; then
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echo "No matching entries found for: $keyword"
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return 0
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fi
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# Show matching entries
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echo "The following history entries will be removed:"
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echo "----------------------------------------"
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grep --color=always "$keyword" "$HISTFILE"
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echo "----------------------------------------"
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# Confirmation
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echo -n "Are you sure you want to remove these entries? (y/N) "
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read confirm
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if [[ ! "$confirm" =~ ^[yY](es)?$ ]]; then
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echo "Operation cancelled"
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return 0
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fi
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# Create backup
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cp "$HISTFILE" "$backup_file"
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echo "Backup created at: $backup_file"
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# Remove entries containing keyword
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if [[ "$OSTYPE" == "darwin"* ]]; then
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# macOS
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sed -i '' "/${keyword}/d" "$HISTFILE"
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else
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# Linux
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sed -i "/${keyword}/d" "$HISTFILE"
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fi
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echo "Removal completed"
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echo "If needed, you can restore from backup using:"
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echo "cp \"$backup_file\" \"$HISTFILE\""
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}
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