socialmedia and adult content blocker for linux that utilizes /etc/hosts
This commit is contained in:
arul
commit
5671aa700a
86
blocker
Executable file
86
blocker
Executable file
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@ -0,0 +1,86 @@
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#!/bin/bash
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# Must run as root
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if [[ $EUID -ne 0 ]]; then
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echo "🚨 This script must be run as root."
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echo "👉 Please run it using: sudo $0"
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exit 1
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fi
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DOMAINS_FILE="domains.txt"
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HOSTS_FILE="/etc/hosts"
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TMP_FILE=$(mktemp)
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TMP_HOSTS=$(mktemp)
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cp "$HOSTS_FILE" "$TMP_HOSTS" # Work on a temp copy
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CURRENT_CATEGORY=""
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declare -a CATEGORY_DOMAINS=()
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flush_category() {
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[[ -z "$CURRENT_CATEGORY" ]] && return
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IPV4_COMMENT="$CURRENT_CATEGORY"
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IPV6_COMMENT="${CURRENT_CATEGORY} ipv6"
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# Only add if not already in file
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add_block() {
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local ip="$1"
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local comment="$2"
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if grep -Fxq "$comment" "$TMP_HOSTS"; then
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# Find insertion point
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END_LINE=$(awk -v cat="$comment" '
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$0 == cat { found=1; next }
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found && $0 ~ /^#/ { exit }
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found { line=NR }
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END { print (line ? line : 0) }
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' "$TMP_HOSTS")
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INSERT_LINE=$((END_LINE + 1))
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for domain in "${CATEGORY_DOMAINS[@]}"; do
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if ! grep -qE "^[[:space:]]*$ip[[:space:]]+$domain\$" "$TMP_HOSTS"; then
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sed -i "${INSERT_LINE}i$ip $domain" "$TMP_HOSTS"
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((INSERT_LINE++))
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fi
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done
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else
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{
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echo ""
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echo "$comment"
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for domain in "${CATEGORY_DOMAINS[@]}"; do
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if ! grep -qE "^[[:space:]]*$ip[[:space:]]+$domain\$" "$TMP_HOSTS"; then
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echo "$ip $domain"
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fi
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done
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} >> "$TMP_HOSTS"
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fi
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}
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add_block "127.0.0.1" "$IPV4_COMMENT"
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add_block "::1" "$IPV6_COMMENT"
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# Reset
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CURRENT_CATEGORY=""
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CATEGORY_DOMAINS=()
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}
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while IFS= read -r line || [ -n "$line" ]; do
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line=$(echo "$line" | sed 's/^[ \t]*//;s/[ \t]*$//')
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[[ -z "$line" ]] && continue
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if [[ "$line" == \#* ]]; then
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flush_category
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CURRENT_CATEGORY="$line"
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else
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CATEGORY_DOMAINS+=("$line")
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fi
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done < "$DOMAINS_FILE"
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flush_category
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# Backup and replace hosts file
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cp "$HOSTS_FILE" "${HOSTS_FILE}.bak"
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cat "$TMP_HOSTS" > "$HOSTS_FILE"
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echo "✅ Domains have been categorized and added (IPv4 & IPv6) to $HOSTS_FILE."
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rm "$TMP_FILE" "$TMP_HOSTS"
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90884
domains.txt
Normal file
90884
domains.txt
Normal file
File diff suppressed because it is too large
Load Diff
38
domains.txt.bak
Normal file
38
domains.txt.bak
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#socialmedia
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facebook.com
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www.facebook.com
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m.facebook.com
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mobile.facebook.com
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fb.com
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www.fb.com
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instagram.com
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www.instagram.com
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tiktok.com
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www.tiktok.com
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snapchat.com
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www.snapchat.com
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reddit.com
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www.reddit.com
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twitter.com
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www.twitter.com
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x.com
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www.x.com
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pinterest.com
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www.pinterest.com
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linkedin.com
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www.linkedin.com
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threads.net
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www.threads.net
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youtube.com
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www.youtube.com
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youtu.be
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discord.com
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www.discord.com
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web.whatsapp.com
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whatsapp.com
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www.whatsapp.com
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messenger.com
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www.messenger.com
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odysee.com
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www.odysee.com
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70
extend-domains
Executable file
70
extend-domains
Executable file
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@ -0,0 +1,70 @@
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#!/bin/bash
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# Must run as root
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if [[ $EUID -ne 0 ]]; then
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echo "🚨 This script must be run as root."
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echo "👉 Please run it using: sudo $0"
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exit 1
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fi
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# Validate arguments
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if [[ $# -ne 2 ]]; then
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echo "Usage: $0 <FileName> <Type>"
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echo "Example: $0 Hosts.txt adultsites"
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exit 1
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fi
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HOSTS_FILE="$1"
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CATEGORY="$2"
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DOMAINS_FILE="domains.txt"
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TMP_DOMAINS=$(mktemp)
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# Validate input file
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if [[ ! -f "$HOSTS_FILE" ]]; then
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echo "🚨 The file '$HOSTS_FILE' does not exist."
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exit 1
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fi
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# Backup domains.txt
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cp "$DOMAINS_FILE" "${DOMAINS_FILE}.bak"
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# Prepare category comment
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CATEGORY_TAG="#$CATEGORY"
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# Extract domains
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while IFS= read -r line || [[ -n "$line" ]]; do
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domain=$(echo "$line" | sed -E 's/^[0-9]+\.[0-9]+\.[0-9]+\.[0-9]+\s+//; s/\s+//; s/^#.*//')
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domain=$(echo "$domain" | sed 's/^[ \t]*//;s/[ \t]*$//') # trim
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[[ "$domain" =~ ^[a-zA-Z0-9.-]+$ && "$domain" != "localhost" ]] || continue
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# Avoid duplicates
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if ! grep -qwF "$domain" "$DOMAINS_FILE"; then
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echo "$domain" >> "$TMP_DOMAINS"
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fi
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done < "$HOSTS_FILE"
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# Insert domains under category
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if [[ -s "$TMP_DOMAINS" ]]; then
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if grep -Fxq "$CATEGORY_TAG" "$DOMAINS_FILE"; then
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# Find line number of category tag
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LINE_NUM=$(grep -Fnx "$CATEGORY_TAG" "$DOMAINS_FILE" | cut -d: -f1)
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# Split file and insert domains
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head -n "$LINE_NUM" "$DOMAINS_FILE" > "${DOMAINS_FILE}.new"
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cat "$TMP_DOMAINS" >> "${DOMAINS_FILE}.new"
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tail -n +$((LINE_NUM + 1)) "$DOMAINS_FILE" >> "${DOMAINS_FILE}.new"
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mv "${DOMAINS_FILE}.new" "$DOMAINS_FILE"
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else
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echo -e "\n$CATEGORY_TAG" >> "$DOMAINS_FILE"
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cat "$TMP_DOMAINS" >> "$DOMAINS_FILE"
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fi
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echo "✅ New domains added under $CATEGORY_TAG in '$DOMAINS_FILE'."
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else
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echo "ℹ️ No new domains to add."
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fi
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rm "$TMP_DOMAINS"
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# Apply block
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echo "🔒 Updating /etc/hosts..."
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./blocker
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38
socialmedia.txt
Normal file
38
socialmedia.txt
Normal file
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#socialmedia
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127.0.0.1 facebook.com
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127.0.0.1 www.facebook.com
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127.0.0.1 m.facebook.com
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127.0.0.1 mobile.facebook.com
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127.0.0.1 fb.com
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127.0.0.1 www.fb.com
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127.0.0.1 instagram.com
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127.0.0.1 www.instagram.com
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127.0.0.1 tiktok.com
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127.0.0.1 www.tiktok.com
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127.0.0.1 snapchat.com
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127.0.0.1 www.snapchat.com
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127.0.0.1 reddit.com
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127.0.0.1 www.reddit.com
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127.0.0.1 twitter.com
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127.0.0.1 www.twitter.com
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127.0.0.1 x.com
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127.0.0.1 www.x.com
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127.0.0.1 pinterest.com
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127.0.0.1 www.pinterest.com
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127.0.0.1 linkedin.com
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127.0.0.1 www.linkedin.com
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127.0.0.1 threads.net
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127.0.0.1 www.threads.net
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127.0.0.1 youtube.com
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127.0.0.1 www.youtube.com
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127.0.0.1 youtu.be
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127.0.0.1 discord.com
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127.0.0.1 www.discord.com
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127.0.0.1 web.whatsapp.com
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127.0.0.1 whatsapp.com
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127.0.0.1 www.whatsapp.com
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127.0.0.1 messenger.com
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127.0.0.1 www.messenger.com
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127.0.0.1 odysee.com
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127.0.0.1 www.odysee.com
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56
unblock
Executable file
56
unblock
Executable file
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#!/bin/bash
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# Ensure the script is run with sudo/root
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if [[ $EUID -ne 0 ]]; then
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echo "❌ This script must be run as root."
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echo "💡 Try: sudo $0 <domain> <block|unblock>"
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exit 1
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fi
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# Check arguments
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if [[ $# -ne 2 ]]; then
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echo "Usage: $0 <domain.name> <block|unblock>"
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exit 1
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fi
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DOMAIN="$1"
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ACTION="$2"
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HOSTS_FILE="/etc/hosts"
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TMP_FILE=$(mktemp)
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# Validate action
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if [[ "$ACTION" != "block" && "$ACTION" != "unblock" ]]; then
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echo "Error: Action must be 'block' or 'unblock'"
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exit 1
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fi
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# Build a regex to match subdomains or exact domain entries
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DOMAIN_REGEX="(127\.0\.0\.1|0\.0\.0\.0)[[:space:]]+([a-zA-Z0-9.-]+\.)?$DOMAIN"
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case "$ACTION" in
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block)
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echo "🔒 Blocking '$DOMAIN' and subdomains..."
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awk -v regex="$DOMAIN_REGEX" '
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$0 ~ "^#[[:space:]]*" && $0 ~ regex { sub("^#[[:space:]]*", "", $0); print; next }
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{ print }
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' "$HOSTS_FILE" > "$TMP_FILE"
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;;
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unblock)
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echo "🔓 Unblocking '$DOMAIN' and subdomains..."
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awk -v regex="$DOMAIN_REGEX" '
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$0 ~ regex && $0 !~ "^#[[:space:]]*" { print "#" $0; next }
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{ print }
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' "$HOSTS_FILE" > "$TMP_FILE"
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;;
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esac
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# Backup before overwrite
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cp "$HOSTS_FILE" "${HOSTS_FILE}.bak"
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# Apply the changes
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mv "$TMP_FILE" "$HOSTS_FILE"
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chmod 644 "$HOSTS_FILE"
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echo "✅ '$DOMAIN' and subdomains have been successfully $ACTIONED in $HOSTS_FILE."
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echo "✅ Blocked the domain $DOMAIN, Entried from /etc/hosts"
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sudo cat /etc/hosts | grep $DOMAIN
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