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| #!/bin/sh | |
| # motd is generated with empty environment. This ensures that TERM is set, so that colors are displayed properly | |
| # src: https://unix.stackexchange.com/a/417223/31104 | |
| export TERM="${TERM:-xterm-256color}" | |
| # RED=$(tput setaf 1) | |
| # GREEN=$(tput setaf 2) | |
| # YELLOW=$(tput setaf 3) | |
| # BLUE=$(tput setaf 4) | |
| # VIOLET=$(tput setaf 5) | |
| # SOME_COLOR=$(tput setaf 6) | |
| WHITE=$(tput setaf 7) | |
| RESET_STYLE=$(tput sgr0) | |
| echo | |
| echo -n "${WHITE}Raspberry Pi ($(hostname))${RESET_STYLE} " && uname -rvm | |
| uptime |
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| #!/bin/sh | |
| # motd is generated with empty environment. This ensures that TERM is set, so that colors are displayed properly | |
| # src: https://unix.stackexchange.com/a/417223/31104 | |
| export TERM="${TERM:-xterm-256color}" | |
| BOLD=$(tput bold) | |
| RED=$(tput setaf 1) | |
| GREEN=$(tput setaf 2) | |
| YELLOW=$(tput setaf 3) | |
| # BLUE=$(tput setaf 4) | |
| # VIOLET=$(tput setaf 5) | |
| SOME_COLOR=$(tput setaf 6) | |
| # WHITE=$(tput setaf 7) | |
| RESET_STYLE=$(tput sgr0) | |
| ram_total=$(free -mh | grep Mem | awk '{ print $2 }') | |
| ram_used=$(free -mh | grep Mem | awk '{ print $3 }') | |
| swap_memory=$(free -mh | grep -i swap) | |
| swap_total=$(echo ${swap_memory} | awk '{ print $2 }') | |
| if [ "${swap_total}" != "0" ]; then | |
| swap_used=$(echo ${swap_memory} | awk '{ print $3 }') | |
| swap_info="swap: ${BOLD}${swap_used} / ${swap_total}${RESET_STYLE}" | |
| fi | |
| sd_total=$(df -h | grep "/$" | awk '{ print $2 }') | |
| sd_used=$(df -h | grep "/$" | awk '{ print $3 }') | |
| external_storage=$(df -h | grep '/dev/sd') | |
| if [ ! -z "${external_storage}" ]; then | |
| external_total=$(echo ${external_storage} | awk '{ print $2 }') | |
| external_used=$(echo ${external_storage} | awk '{ print $3 }') | |
| external_info="external: ${BOLD}${external_used} / ${external_total}${RESET_STYLE}" | |
| fi | |
| btc_path=$(command -v bitcoin-cli) | |
| if [ ! -z ${btc_path} ]; then | |
| btc_line1="₿itcoin Core" | |
| bitcoin_user=$(ps -eo user:10,command | grep "[b]itcoind" | awk '{ print $1 }') | |
| data_dir="/home/${bitcoin_user}/.bitcoin" | |
| BLOCKCHAIN_INFO="$(bitcoin-cli -datadir=${data_dir} getblockchaininfo 2> /dev/null)" | |
| chain="$(echo ${BLOCKCHAIN_INFO} | jq -r '.chain')" | |
| if [ ! -z $chain ]; then | |
| chain="${chain}net" | |
| fi | |
| blocks="$(echo ${BLOCKCHAIN_INFO} | jq -r '.blocks')" | |
| # add current sync status | |
| progress="$(echo ${BLOCKCHAIN_INFO} | jq -r '.verificationprogress')" | |
| percentage=$(printf "%.2f%%" "$(echo $progress | awk '{print 100 * $1}')") | |
| if [ -n $percentage ]; then | |
| l2_extra="sync progress: ${percentage}" | |
| fi | |
| PEER_INFO="$(bitcoin-cli -datadir=${data_dir} getpeerinfo 2> /dev/null)" | |
| peers_count=$(echo ${PEER_INFO} | jq 'length') | |
| balance="$(bitcoin-cli -datadir=${data_dir} getbalance 2> /dev/null)" | |
| NETWORK_INFO="$(bitcoin-cli -datadir=${data_dir} getnetworkinfo 2> /dev/null)" | |
| networks="$(echo ${NETWORK_INFO} | jq -r '[.localaddresses[] | [.address, .port|tostring] | join(":")] | join("\t")')" | |
| version="$(echo ${NETWORK_INFO} | jq -r '.subversion' | grep -Po '((\d+\.?){3})')" | |
| MEMPOOL_INFO="$(bitcoin-cli -datadir=${data_dir} getmempoolinfo 2> /dev/null)" | |
| mempool="$(echo ${MEMPOOL_INFO} | jq -r '.size')" | |
| else | |
| btc_line2="$(tput -T xterm setaf 1)NOT RUNNING" | |
| fi | |
| if [ ! -z "${btc_line1}" ] && [ ! -z ${chain} ]; then | |
| btc_line1="${btc_line1} ${BOLD}(v${version}, ${chain})${RESET_STYLE}" | |
| btc_line2="peers connected: ${BOLD}${peers_count}${RESET_STYLE}\t${SOME_COLOR}last block: ${BOLD}${blocks} (${percentage})${RESET_STYLE}" | |
| btc_line3="balance: ${BOLD}${balance}${RESET_STYLE}\t${SOME_COLOR}mempool transactions: ${BOLD}${mempool}${RESET_STYLE}" | |
| if [ ! -z "${networks}" ]; then | |
| btc_line4="${networks}" | |
| fi | |
| else | |
| ps cax | grep bitcoind >/dev/null 2>&1 | |
| if [ $? -eq 0 ]; then | |
| btc_line2="${YELLOW}STARTING…" | |
| else | |
| btc_line2="${RED}NOT RUNNING" | |
| fi | |
| fi | |
| echo "${GREEN} | |
| .~~. .~~. resources used | |
| '. \ ' ' / .' mem: ${BOLD}${ram_used} / ${ram_total}${RESET_STYLE}${GREEN}\t\t${swap_info}${RED} | |
| .~ .~~~..~. ${GREEN}storage: ${BOLD}${sd_used} / ${sd_total}${RESET_STYLE}${GREEN}\t${external_info}${RED} | |
| : .~.'~'.~. : | |
| ~ ( ) ( ) ~ ${SOME_COLOR}${btc_line1}${RED} | |
| ( : '~'.~.'~' : ) ${SOME_COLOR}${btc_line2}${RED} | |
| ~ .~ ( ) ~. ~ ${SOME_COLOR}${btc_line3}${RED} | |
| ( : '~' : ) | |
| '~ .~~~. ~' ${SOME_COLOR}accessible as${RED} | |
| '~' ${SOME_COLOR}${BOLD}${btc_line4}${RESET_STYLE}${RED} | |
| ${RESET_STYLE}" |
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| #!/bin/sh | |
| # motd is generated with empty environment. This ensures that TERM is set, so that colors are displayed properly | |
| # src: https://unix.stackexchange.com/a/417223/31104 | |
| export TERM="${TERM:-xterm-256color}" | |
| BOLD=$(tput bold) | |
| RED=$(tput setaf 1) | |
| GREEN=$(tput setaf 2) | |
| YELLOW=$(tput setaf 3) | |
| BLUE=$(tput setaf 4) | |
| # VIOLET=$(tput setaf 5) | |
| # SOME_COLOR=$(tput setaf 6) | |
| WHITE=$(tput setaf 7) | |
| RESET_STYLE=$(tput sgr0) | |
| ln_path=$(command -v lnd) | |
| if [ ! -z ${ln_path} ]; then | |
| ln_line1="lnd ⚡" | |
| fi | |
| ln_line1="${BLUE}lnd ${YELLOW}⚡" | |
| lnd_user=$(ps -eo user:10,command | grep "[l]nd" | awk '{ print $1 }' | grep -v root) | |
| if [ ! -z "${lnd_user}" ]; then | |
| data_dir="/home/${lnd_user}/.lnd/" | |
| INFO=$(lncli --lnddir=${data_dir} getinfo) | |
| version="$(echo ${INFO} | jq -r '.version')" | |
| network="$(echo ${INFO} | jq -r '.chains[0]')" | |
| testnet="$(echo ${INFO} | jq -r '.testnet')" | |
| if [ "${network}" != "bitcoin" ]; then | |
| network="${network}-" | |
| else | |
| network="" | |
| fi | |
| if [ "${testnet}" = true ]; then | |
| network="${network}testnet" | |
| else | |
| network="${network}mainnet" | |
| fi | |
| blocks="$(echo ${INFO} | jq -r '.block_height')" | |
| pubkey="$(echo ${INFO} | jq -r '.identity_pubkey')" | |
| peers_count=$(echo ${INFO} | jq '.num_peers') | |
| best_connstring=$(echo ${INFO} | jq -r '.uris[0]') | |
| BALANCE=$(lncli --lnddir=${data_dir} walletbalance) | |
| on_chain="$(echo ${BALANCE} | jq -r '.total_balance')" | |
| on_chain=$(printf "%0.8f\n" ${on_chain}) | |
| CHANNELS=$(lncli --lnddir=${data_dir} listchannels) | |
| ch_open="$(echo ${CHANNELS} | jq '.channels | length')" | |
| channels_mine=$(echo ${CHANNELS} | jq '[.channels[].local_balance] | map(tonumber) | add | if . == null then 0 else . / 1e8 end') | |
| max_out=$(echo ${CHANNELS} | jq '[.channels[].local_balance] | map(tonumber) | max | if . == null then 0 else . / 1e8 end') | |
| if [ "${max_out}" != "0" ]; then | |
| max_send=" (max: ${max_out})" | |
| fi | |
| channels_their=$(echo ${CHANNELS} | jq '[.channels[] | .remote_balance] | map(tonumber) | add | if . == null then 0 else . / 1e8 end') | |
| max_in=$(echo ${CHANNELS} | jq '[.channels[] | .remote_balance] | map(tonumber) | max | if . == null then 0 else . / 1e8 end') | |
| if [ "${max_in}" != "0" ]; then | |
| max_receive=" (max: ${max_in})" | |
| fi | |
| PENDING_CHANNELS=$(lncli --lnddir=${data_dir} pendingchannels) | |
| ch_pending="$(echo ${PENDING_CHANNELS} | jq '.pending_open_channels | length')" | |
| ch_closing="$(echo ${PENDING_CHANNELS} | jq '[.pending_closing_channels, .pending_force_closing_channels, .waiting_close_channels] | map(length) | add')" | |
| ln_line1="${ln_line1} ${BLUE}${BOLD}(${version}, ${network})${RESET_STYLE}" | |
| ln_line2="id: ${BOLD}${pubkey}${RESET_STYLE}" | |
| ln_line3="peers connected: ${BOLD}${peers_count}${RESET_STYLE}\t${BLUE}synced to block: ${BOLD}${blocks}${RESET_STYLE}" | |
| ln_line4="channels: ${BOLD}${ch_all}${RESET_STYLE} (${YELLOW}${BOLD}pending: ${ch_pending}${RESET_STYLE}${BLUE}, ${GREEN}${BOLD}open: ${ch_open}${RESET_STYLE}${BLUE}, ${RED}${BOLD}closing: ${ch_closing}${RESET_STYLE}${BLUE})" | |
| ln_line5="balance:" | |
| ln_line6="on-chain: ${BOLD}${on_chain}${RESET_STYLE}\t${BLUE}LN spend : ${BOLD}${channels_mine}${max_send}${RESET_STYLE}" | |
| ln_line7="\t\t\t\tLN receive: ${BOLD}${channels_their}${max_receive}${RESET_STYLE}" | |
| ln_line12="best connstring:" | |
| ln_line14="${BOLD}${best_connstring}" | |
| else | |
| ln_line2="${RED}NOT RUNNING" | |
| fi | |
| echo "${YELLOW} ____ ${BLUE}${ln_line1}${YELLOW} | |
| / / ${BLUE}${ln_line2}${YELLOW} | |
| / / ${BLUE}${ln_line3}${YELLOW} | |
| / /_ ${BLUE}${ln_line4}${YELLOW} | |
| /_ / ${BLUE}${ln_line5}${YELLOW} | |
| / / ${BLUE}${ln_line6}${YELLOW} | |
| / /_ ${BLUE}${ln_line7}${YELLOW} | |
| / / | |
| / / ${BLUE}${ln_line9}${YELLOW} | |
| / / ${BLUE}${ln_line10}${YELLOW} | |
| // ${BLUE}${ln_line11}${YELLOW} | |
| / ${BLUE}${ln_line12}${YELLOW} | |
| ${ln_line14} | |
| ${RESET_STYLE}" |
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| #!/bin/sh | |
| # motd is generated with empty environment. This ensures that TERM is set, so that colors are displayed properly | |
| # src: https://unix.stackexchange.com/a/417223/31104 | |
| export TERM="${TERM:-xterm-256color}" | |
| BOLD=$(tput bold) | |
| RED=$(tput setaf 1) | |
| GREEN=$(tput setaf 2) | |
| YELLOW=$(tput setaf 3) | |
| BLUE=$(tput setaf 4) | |
| # VIOLET=$(tput setaf 5) | |
| # SOME_COLOR=$(tput setaf 6) | |
| WHITE=$(tput setaf 7) | |
| RESET_STYLE=$(tput sgr0) | |
| ln_path=$(command -v lightning-cli) | |
| if [ -z ${ln_path} ]; then | |
| exit 0 | |
| fi | |
| ln_line1="${BLUE}c-lightning ${YELLOW}⚡" | |
| lightning_user=$(ps -eo user:10,command | grep "[l]ightningd" | awk '{ print $1 }') | |
| if [ ! -z "${lightning_user}" ]; then | |
| data_dir="/home/${lightning_user}/.lightning/" | |
| # NOTE: This script is run by root, why sudo here is required is beyond me | |
| INFO=$(sudo lightning-cli --lightning-dir=${data_dir} getinfo) | |
| version="$(echo ${INFO} | jq -r '.version')" | |
| network="$(echo ${INFO} | jq -r '.network')" | |
| blocks="$(echo ${INFO} | jq -r '.blockheight')" | |
| PEERS=$(sudo lightning-cli --lightning-dir=${data_dir} listpeers) | |
| peers_count=$(echo ${PEERS} | jq '.peers | length') | |
| all_channels=$(echo ${PEERS} | jq '[[.peers[] | select(.channels != null)][].channels[]]') | |
| ch_all=$(echo ${all_channels} | jq 'length') | |
| ch_all=${ch_all:-0} | |
| ch_pending=$(echo ${all_channels} | jq '[.[] | select((.state == "OPENINGD") or (.state == "CHANNELD_AWAITING_LOCKIN"))] | length') | |
| ch_pending=${ch_pending:-0} | |
| ch_open=$(echo ${all_channels} | jq '[.[] | select(.state == "CHANNELD_NORMAL")] | length') | |
| ch_open=${ch_open:-0} | |
| ch_closing=$(echo ${all_channels} | jq '[.[] | select((.state == "CHANNELD_SHUTTING_DOWN") or (.state == "CLOSINGD_SIGEXCHANGE") or (.state == "CLOSINGD_COMPLETE") or (.state == "FUNDING_SPEND_SEEN"))] | length') | |
| ch_closing=${ch_closing:-0} | |
| FUNDS=$(sudo lightning-cli --lightning-dir=${data_dir} listfunds) | |
| on_chain=$(echo ${FUNDS} | jq '[.outputs[].value] | add | if . == null then 0 else . / 1e8 end') | |
| on_chain=$(printf "%0.8f\n" ${on_chain}) | |
| channels_mine=$(echo ${FUNDS} | jq '[.channels[].channel_sat] | add | if . == null then 0 else . / 1e8 end') | |
| max_out=$(echo ${FUNDS} | jq '[.channels[].channel_sat] | max | if . == null then 0 else . / 1e8 end') | |
| if [ "${max_out}" != "0" ]; then | |
| max_send=" (max: ${max_out})" | |
| fi | |
| channels_their=$(echo ${FUNDS} | jq '[.channels[] | .channel_total_sat - .channel_sat] | add | if . == null then 0 else . / 1e8 end') | |
| max_in=$(echo ${FUNDS} | jq '[.channels[] | .channel_total_sat - .channel_sat] | max | if . == null then 0 else . / 1e8 end') | |
| if [ "${max_in}" != "0" ]; then | |
| max_receive=" (max: ${max_in})" | |
| fi | |
| ipv4=$(echo ${INFO} | jq -r '.address[] | select(.type == "ipv4") | "\(.address):\(.port)"') | |
| ipv6=$(echo ${INFO} | jq -r '.address[] | select(.type == "ipv6") | "\(.address):\(.port)"') | |
| torv2=$(echo ${INFO} | jq -r '.address[] | select(.type == "torv2") | "\(.address):\(.port)"') | |
| torv3=$(echo ${INFO} | jq -r '.address[] | select(.type == "torv3") | "\(.address):\(.port)"') | |
| pubkey="$(echo ${INFO} | jq -r '.id')" | |
| best_addr="${torv3:-${ipv6:-${torv2:-$ipv4}}}" | |
| ln_line1="${ln_line1} ${BLUE}${BOLD}(${version}, ${network})${RESET_STYLE}" | |
| ln_line2="id: ${BOLD}${pubkey}${RESET_STYLE}" | |
| ln_line3="peers connected: ${BOLD}${peers_count}${RESET_STYLE}\t${BLUE}synced to block: ${BOLD}${blocks}${RESET_STYLE}" | |
| ln_line4="channels: ${BOLD}${ch_all}${RESET_STYLE} (${YELLOW}${BOLD}pending: ${ch_pending}${RESET_STYLE}${BLUE}, ${GREEN}${BOLD}open: ${ch_open}${RESET_STYLE}${BLUE}, ${RED}${BOLD}closing: ${ch_closing}${RESET_STYLE}${BLUE})" | |
| ln_line5="balance:" | |
| ln_line6="on-chain: ${BOLD}${on_chain}${RESET_STYLE}\t${BLUE}LN spend : ${BOLD}${channels_mine}${max_send}${RESET_STYLE}" | |
| ln_line7="\t\t\t\tLN receive: ${BOLD}${channels_their}${max_receive}${RESET_STYLE}" | |
| ln_line9="accessible as" | |
| # I'm sorry for the `if` hell below 😬 | |
| if [ ! -z ${ipv6} ]; then | |
| ln_line9="${ln_line9} ipv6: ${BOLD}${ipv6}${RESET_STYLE}" | |
| fi | |
| if [ ! -z ${torv3} ]; then | |
| ln_line10="torv3: ${BOLD}${torv3}${RESET_STYLE}" | |
| fi | |
| if [ ! -z ${torv2} ]; then | |
| legacy_line="torv2: ${BOLD}${torv2}${RESET_STYLE}" | |
| fi | |
| if [ ! -z "${legacy_line}" ]; then | |
| legacy_line="${legacy_line}\t" | |
| fi | |
| if [ ! -z ${ipv4} ]; then | |
| legacy_line="${legacy_line}${BLUE}ipv4: ${BOLD}${ipv4}${RESET_STYLE}" | |
| fi | |
| if [ ! -z "${ln_line10}" ]; then | |
| ln_line11="${legacy_line}" | |
| else | |
| ln_line10="${legacy_line}" | |
| fi | |
| ln_line12="best connstring:" | |
| ln_line14="${BOLD}${pubkey}@${best_addr}" | |
| else | |
| ln_line2="${RED}NOT RUNNING" | |
| fi | |
| echo "${YELLOW} ____ ${BLUE}${ln_line1}${YELLOW} | |
| / / ${BLUE}${ln_line2}${YELLOW} | |
| / / ${BLUE}${ln_line3}${YELLOW} | |
| / /_ ${BLUE}${ln_line4}${YELLOW} | |
| /_ / ${BLUE}${ln_line5}${YELLOW} | |
| / / ${BLUE}${ln_line6}${YELLOW} | |
| / /_ ${BLUE}${ln_line7}${YELLOW} | |
| / / | |
| / / ${BLUE}${ln_line9}${YELLOW} | |
| / / ${BLUE}${ln_line10}${YELLOW} | |
| // ${BLUE}${ln_line11}${YELLOW} | |
| / ${BLUE}${ln_line12}${YELLOW} | |
| ${ln_line14} | |
| ${RESET_STYLE}" |
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| #!/bin/sh | |
| # motd is generated with empty environment. This ensures that TERM is set, so that colors are displayed properly | |
| # src: https://unix.stackexchange.com/a/417223/31104 | |
| export TERM="${TERM:-xterm-256color}" | |
| RED=$(tput setaf 1) | |
| # GREEN=$(tput setaf 2) | |
| # YELLOW=$(tput setaf 3) | |
| # BLUE=$(tput setaf 4) | |
| # VIOLET=$(tput setaf 5) | |
| # SOME_COLOR=$(tput setaf 6) | |
| # WHITE=$(tput setaf 7) | |
| RESET_STYLE=$(tput sgr0) | |
| ram_swap=$(free -m | grep Swap | awk '{ print $3 }') | |
| if [ "${ram_swap}" -eq "0" ]; then | |
| exit 0 | |
| fi | |
| echo "${RED}${ram_swap}M of SWAP is being used! It can significanly shorten the life span of your microSD card. | |
| Disable SWAP with:${RESET_STYLE} | |
| sudo swapoff --all && sudo apt-get remove dphys-swapfile && sudo apt-get autoremove | |
| ${RED} | |
| Or disable this warning with:${RESET_STYLE} | |
| sudo chmod -x /etc/update-motd.d/30-swap-warning" |
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| #!/bin/sh | |
| if [ `whoami` != "root" ]; then | |
| echo "Run as sudo to update your motd." | |
| exit 1 | |
| fi | |
| MOTD_DIR=/etc/update-motd.d/ | |
| mkdir -p "${MOTD_DIR}" | |
| wget -qN 'https://gist.githubusercontent.com/meeDamian/0006c766340e0afd16936b13a0c7dbd8/raw/8b9a821feccd3c95d62e7cc937146db469fadc8f/10-uname' -P "${MOTD_DIR}" | |
| wget -qN 'https://gist.githubusercontent.com/meeDamian/0006c766340e0afd16936b13a0c7dbd8/raw/8b9a821feccd3c95d62e7cc937146db469fadc8f/20-raspberry-bitcoin' -P "${MOTD_DIR}" | |
| wget -qN 'https://gist.githubusercontent.com/meeDamian/0006c766340e0afd16936b13a0c7dbd8/raw/3552b9a418d81d12ae004850cbcb4578a43fdfca/23-raspberry-lnd' -P "${MOTD_DIR}" | |
| wget -qN 'https://gist.githubusercontent.com/meeDamian/0006c766340e0afd16936b13a0c7dbd8/raw/3552b9a418d81d12ae004850cbcb4578a43fdfca/26-raspberry-lightning' -P "${MOTD_DIR}" | |
| wget -qN 'https://gist.githubusercontent.com/meeDamian/0006c766340e0afd16936b13a0c7dbd8/raw/8b9a821feccd3c95d62e7cc937146db469fadc8f/30-swap-warning' -P ${MOTD_DIR} | |
| chmod +x "${MOTD_DIR}10-uname" "${MOTD_DIR}20-raspberry-bitcoin" "${MOTD_DIR}23-raspberry-lnd" "${MOTD_DIR}26-raspberry-lightning" "${MOTD_DIR}30-swap-warning" | |
| run-parts --lsbsysinit /etc/update-motd.d |
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