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ai-dev
357
.templates/00-smb_mounts.sh
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357
.templates/00-smb_mounts.sh
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#!/usr/bin/with-contenv bashio
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# shellcheck shell=bash
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# shellcheck disable=
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set -e
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if ! bashio::supervisor.ping 2> /dev/null; then
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bashio::log.blue "Disabled : please use another method"
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exit 0
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fi
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bashio::log.notice "This script is used to mount remote smb/cifs/nfs shares. Instructions here : https://github.com/alexbelgium/hassio-addons/wiki/Mounting-remote-shares-in-Addons"
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####################
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# DEFINE FUNCTIONS #
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####################
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test_mount() {
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# Set initial test
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MOUNTED=false
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ERROR_MOUNT=false
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# Exit if not mounted
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if ! mountpoint -q /mnt/"$diskname"; then
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return 0
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fi
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# Exit if can't write
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[[ -e "/mnt/$diskname/testaze" ]] && rm -r "/mnt/$diskname/testaze"
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# shellcheck disable=SC2015
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mkdir "/mnt/$diskname/testaze" && touch "/mnt/$diskname/testaze/testaze" && rm -r "/mnt/$diskname/testaze" || ERROR_MOUNT=true
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# Only CIFS has the noserverino fallback
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if [[ "$ERROR_MOUNT" == "true" && "$FSTYPE" == "cifs" ]]; then
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# Test write permissions
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if [[ "$MOUNTOPTIONS" == *"noserverino"* ]]; then
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bashio::log.fatal "Disk is mounted, however unable to write in the shared disk. Please check UID/GID for permissions, and if the share is rw"
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else
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MOUNTOPTIONS="$MOUNTOPTIONS,noserverino"
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echo "... testing with noserverino"
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mount_drive "$MOUNTOPTIONS"
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return 0
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fi
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fi
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# Set correctly mounted bit
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MOUNTED=true
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return 0
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}
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mount_drive() {
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# Define options
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MOUNTED=true
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MOUNTOPTIONS="$1"
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# Try mounting (type depends on detected FSTYPE)
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if [[ "$FSTYPE" == "cifs" ]]; then
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mount -t cifs -o "$MOUNTOPTIONS" "$disk" /mnt/"$diskname" 2> ERRORCODE || MOUNTED=false
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elif [[ "$FSTYPE" == "nfs" ]]; then
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mount -t nfs -o "$MOUNTOPTIONS" "$disk" /mnt/"$diskname" 2> ERRORCODE || MOUNTED=false
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fi
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# Test if successful
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if [[ "$MOUNTED" == "true" ]]; then
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# shellcheck disable=SC2015
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test_mount
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fi
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}
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####################
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# MOUNT NETWORK SHARES #
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####################
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if bashio::config.has_value 'networkdisks'; then
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# Alert message that it is a new code
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if [[ "$(date +"%Y%m%d")" -lt "20240201" ]]; then
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bashio::log.warning "------------------------"
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bashio::log.warning "This is a new code, please report any issues on https://github.com/alexbelgium/hassio-addons"
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bashio::log.warning "------------------------"
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fi
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echo 'Mounting network share(s)...'
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####################
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# Define variables #
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####################
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# Set variables
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MOREDISKS=$(bashio::config 'networkdisks')
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USERNAME=$(bashio::config 'cifsusername')
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PASSWORD=$(bashio::config 'cifspassword')
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SMBVERS=""
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SECVERS=""
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CHARSET=",iocharset=utf8"
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# Clean data (keeps NFS entries intact)
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MOREDISKS=${MOREDISKS// \/\//,\/\/}
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MOREDISKS=${MOREDISKS//, /,}
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MOREDISKS=${MOREDISKS// /"\040"}
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# Is domain set (CIFS only)
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DOMAIN=""
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DOMAINCLIENT=""
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if bashio::config.has_value 'cifsdomain'; then
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echo "... using domain $(bashio::config 'cifsdomain')"
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DOMAIN=",domain=$(bashio::config 'cifsdomain')"
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DOMAINCLIENT="--workgroup=$(bashio::config 'cifsdomain')"
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fi
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# Is UID/GID set (used for CIFS mount options)
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PUID=",uid=$(id -u)"
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PGID=",gid=$(id -g)"
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if bashio::config.has_value 'PUID' && bashio::config.has_value 'PGID'; then
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echo "... using PUID $(bashio::config 'PUID') and PGID $(bashio::config 'PGID')"
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PUID=",uid=$(bashio::config 'PUID')"
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PGID=",gid=$(bashio::config 'PGID')"
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fi
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##################
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# Mounting disks #
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##################
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# shellcheck disable=SC2086
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for disk in ${MOREDISKS//,/ }; do # Separate comma separated values
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# Clean name of network share
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# shellcheck disable=SC2116,SC2001
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disk=$(echo $disk | sed "s,/$,,") # Remove / at end of name
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disk="${disk//"\040"/ }" # replace \040 with space
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# Detect filesystem type by pattern (CIFS: //ip/share ; NFS: ip:/export[/path] or nfs://ip:/export[/path])
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FSTYPE="cifs"
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if [[ "$disk" =~ ^nfs:// ]]; then
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FSTYPE="nfs"
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disk="${disk#nfs://}"
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elif [[ "$disk" =~ ^[0-9]+\.[0-9]+\.[0-9]+\.[0-9]+:/.+ ]]; then
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FSTYPE="nfs"
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fi
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# Determine server for reachability checks
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if [[ "$FSTYPE" == "cifs" ]]; then
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server="$(echo "$disk" | grep -E -o "[0-9]+\.[0-9]+\.[0-9]+\.[0-9]+")"
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else
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server="${disk%%:*}"
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fi
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diskname="$disk"
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diskname="${diskname//\\//}" # replace \ with /
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diskname="${diskname##*/}" # Get only last part of the name
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MOUNTED=false
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SMBVERS_FORCE=""
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SECVERS_FORCE=""
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# Start
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echo "... mounting ($FSTYPE) $disk"
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# Data validation
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if [[ "$FSTYPE" == "cifs" ]]; then
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if [[ ! "$disk" =~ ^.*+[0-9]+\.[0-9]+\.[0-9]+\.[0-9]+[/]+.*+$ ]]; then
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bashio::log.fatal "...... the structure of your \"networkdisks\" option : \"$disk\" doesn't seem correct, please use a structure like //123.12.12.12/sharedfolder,//123.12.12.12/sharedfolder2. If you don't use it, you can simply remove the text, this will avoid this error message in the future."
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touch ERRORCODE
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continue
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fi
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else
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if [[ ! "$disk" =~ ^[0-9]+\.[0-9]+\.[0-9]+\.[0-9]+:/.+ ]]; then
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bashio::log.fatal "...... invalid NFS path \"$disk\". Use a structure like 123.12.12.12:/export/path"
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touch ERRORCODE
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continue
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fi
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fi
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# Prepare mount point
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mkdir -p /mnt/"$diskname"
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chown root:root /mnt/"$diskname"
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# Quickly try to mount with defaults
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if [[ "$FSTYPE" == "cifs" ]]; then
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mount_drive "rw,file_mode=0775,dir_mode=0775,username=${USERNAME},password=${PASSWORD},nobrl${SMBVERS}${SECVERS}${PUID}${PGID}${CHARSET}${DOMAIN}"
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elif [[ "$FSTYPE" == "nfs" ]]; then
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mount_drive "rw,nfsvers=4.2,proto=tcp,hard,timeo=600,retrans=2"
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fi
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# Deeper analysis if failed
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if [ "$MOUNTED" = false ]; then
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if [[ "$FSTYPE" == "cifs" ]]; then
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# Does server exist (SMB port 445)
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output="$(nmap -F $server -T5 -oG -)"
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if ! echo "$output" | grep 445/open &> /dev/null; then
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if echo "$output" | grep /open &> /dev/null; then
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bashio::log.fatal "...... $server is reachable but SMB port not opened, stopping script"
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touch ERRORCODE
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continue
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else
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bashio::log.fatal "...... fatal : $server not reachable, is it correct"
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touch ERRORCODE
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continue
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fi
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else
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echo "...... $server is confirmed reachable"
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fi
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# Are credentials correct
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OUTPUT="$(smbclient -t 2 -L "$disk" -U "$USERNAME"%"$PASSWORD" -c "exit" $DOMAINCLIENT 2>&1 || true)"
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if echo "$OUTPUT" | grep -q "LOGON_FAILURE"; then
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bashio::log.fatal "...... incorrect Username, Password, or Domain! Script will stop."
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touch ERRORCODE
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# Should there be a workgroup
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if ! smbclient -t 2 -L $disk -N $DOMAINCLIENT -c "exit" &> /dev/null; then
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bashio::log.fatal "...... perhaps a workgroup must be specified"
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touch ERRORCODE
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fi
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continue
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elif echo "$OUTPUT" | grep -q "tree connect failed" || echo "$OUTPUT" | grep -q "NT_STATUS_CONNECTION_DISCONNECTED"; then
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echo "... using SMBv1"
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bashio::log.warning "...... share reachable only with legacy SMBv1 (NT1) negotiation. Forcing SMBv1 options."
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SMBVERS_FORCE=",vers=1.0"
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SECVERS_FORCE=",sec=ntlm"
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elif ! echo "$OUTPUT" | grep -q "Disk"; then
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echo "... testing path"
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bashio::log.fatal "...... no shares found. Invalid or inaccessible SMB path?"
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else
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echo "...... credentials are valid"
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fi
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# Extracting SMB versions and normalize output
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# shellcheck disable=SC2210,SC2094
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SMBVERS="$(nmap --script smb-protocols "$server" -p 445 2> 1 | awk '/ [0-9]/' | awk '{print $NF}' | cut -c -3 | sort -V | tail -n 1 || true)"
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# Avoid :
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SMBVERS="${SMBVERS/:/.}"
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# Manage output
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if [ -n "$SMBVERS" ]; then
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case $SMBVERS in
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"202" | "200" | "20")
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SMBVERS="2.0"
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;;
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21)
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SMBVERS="2.1"
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;;
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302)
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SMBVERS="3.02"
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;;
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311)
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SMBVERS="3.1.1"
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;;
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"3.1")
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echo "SMB 3.1 detected, converting to 3.0"
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SMBVERS="3.0"
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;;
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esac
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echo "...... SMB version detected : $SMBVERS"
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SMBVERS=",vers=$SMBVERS"
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elif smbclient -t 2 -L "$server" -m NT1 -N $DOMAINCLIENT &> /dev/null; then
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echo "...... SMB version : only SMBv1 is supported, this can lead to issues"
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SECVERS=",sec=ntlm"
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SMBVERS=",vers=1.0"
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else
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echo "...... SMB version : couldn't detect, default used"
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SMBVERS=""
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fi
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# Apply forced SMBv1 options when initial connection required NT1 fallback
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if [[ -n "$SMBVERS_FORCE" ]]; then
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if [[ -z "$SMBVERS" ]]; then
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SMBVERS="$SMBVERS_FORCE"
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fi
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if [[ -z "$SECVERS" ]]; then
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SECVERS="$SECVERS_FORCE"
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fi
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fi
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# Ensure the Samba client allows SMBv1 when those options are required
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if [[ "${SMBVERS}${SMBVERS_FORCE}" == *"vers=1.0"* ]]; then
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if [[ -f /etc/samba/smb.conf ]]; then
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bashio::log.warning "...... enabling SMBv1 support in Samba client configuration"
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sed -i '/\[global\]/!b;n;/client min protocol = NT1/!a\
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client min protocol = NT1' /etc/samba/smb.conf
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fi
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fi
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# Test with different security versions
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#######################################
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for SECVERS in "$SECVERS" ",sec=ntlmv2" ",sec=ntlmssp" ",sec=ntlmsspi" ",sec=krb5i" ",sec=krb5" ",sec=ntlm" ",sec=ntlmv2i"; do
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if [ "$MOUNTED" = false ]; then
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mount_drive "rw,file_mode=0775,dir_mode=0775,username=${USERNAME},password=${PASSWORD},nobrl${SMBVERS}${SECVERS}${PUID}${PGID}${CHARSET}${DOMAIN}"
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fi
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done
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elif [[ "$FSTYPE" == "nfs" ]]; then
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# Add NFS-specific port check (2049) similar to SMB (445)
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output="$(nmap -F $server -T5 -oG -)"
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if ! echo "$output" | grep -E '(2049|111)/open' &> /dev/null; then
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bashio::log.fatal "...... $server is reachable but NFS ports not open"
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continue
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fi
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# NFS fallback attempts: try common versions until one works
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for NFVER in 4.2 4.1 4 3; do
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if [ "$MOUNTED" = false ]; then
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mount_drive "rw,nfsvers=${NFVER},proto=tcp"
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fi
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done
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fi
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fi
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# Messages
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if [ "$MOUNTED" = true ]; then
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bashio::log.info "...... $disk successfully mounted to /mnt/$diskname with options ${MOUNTOPTIONS/$PASSWORD/XXXXXXXXXX}"
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# Remove errorcode
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if [ -f ERRORCODE ]; then
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rm ERRORCODE
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fi
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# Alert if smbv1
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if [[ "$FSTYPE" == "cifs" && "$MOUNTOPTIONS" == *"1.0"* ]]; then
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bashio::log.warning ""
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bashio::log.warning "Your smb system requires smbv1. This is an obsolete protocol. Please correct this to prevent issues."
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bashio::log.warning ""
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fi
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else
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# Mounting failed messages
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if [[ "$FSTYPE" == "cifs" ]]; then
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bashio::log.fatal "Error, unable to mount $disk to /mnt/$diskname with username $USERNAME, $PASSWORD. Please check your remote share path, username, password, domain, try putting 0 in UID and GID"
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bashio::log.fatal "Here is some debugging info :"
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smbclient -t 2 -L $disk -U "$USERNAME%$PASSWORD" -c "exit"
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SMBVERS=""
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SECVERS=""
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PUID=""
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PGID=""
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CHARSET=""
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mount_drive "rw,file_mode=0775,dir_mode=0775,username=${USERNAME},password=${PASSWORD},nobrl${SMBVERS}${SECVERS}${PUID}${PGID}${CHARSET}${DOMAIN}"
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elif [[ "$FSTYPE" == "nfs" ]]; then
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bashio::log.fatal "Error, unable to mount NFS share $disk to /mnt/$diskname. Please check the export path and that NFS server allows this client (and NFSv4)."
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# last-ditch try with very basic options
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mount_drive "rw"
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fi
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bashio::log.fatal "Error read : $(< ERRORCODE), addon will stop in 1 min"
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# clean folder
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umount "/mnt/$diskname" 2> /dev/null || true
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rmdir "/mnt/$diskname" || true
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# Stop addon
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bashio::addon.stop
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fi
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done
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fi
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