From dc54ed5b126c044ba9803453ba59b95262b136db Mon Sep 17 00:00:00 2001
From: wiz <j@wiz.biz>
Date: Sun, 20 Mar 2022 22:45:51 +0000
Subject: [PATCH] Add minfee node setup to production install script

---
 production/bitcoin.minfee.conf | 18 ++++++++++++++++++
 production/install             | 23 ++++++++++++++++++++++-
 production/minfee.crontab      |  1 +
 3 files changed, 41 insertions(+), 1 deletion(-)
 create mode 100644 production/bitcoin.minfee.conf
 create mode 100644 production/minfee.crontab

diff --git a/production/bitcoin.minfee.conf b/production/bitcoin.minfee.conf
new file mode 100644
index 000000000..a11d1f4c5
--- /dev/null
+++ b/production/bitcoin.minfee.conf
@@ -0,0 +1,18 @@
+datadir=/minfee
+server=1
+txindex=0
+listen=1
+discover=0
+daemon=1
+prune=1337
+maxconnections=1
+rpcallowip=127.0.0.1
+rpcuser=__BITCOIN_RPC_USER__
+rpcpassword=__BITCOIN_RPC_PASS__
+#uacomment=@wiz
+
+[main]
+bind=127.0.0.1:8303
+rpcbind=127.0.0.1:8302
+rpcport=8302
+connect=127.0.0.1:8333
diff --git a/production/install b/production/install
index e86a25f17..e4d3f14b8 100755
--- a/production/install
+++ b/production/install
@@ -265,6 +265,12 @@ ELECTRS_HOME=/electrs
 # elements electrs source/binaries
 ELEMENTS_ELECTRS_HOME=${ELEMENTS_HOME}/electrs
 
+# minfee user/group
+MINFEE_USER=minfee
+MINFEE_GROUP=minfee
+# minfee core data folder, needs about 30GB
+MINFEE_HOME=/minfee
+
 ##### git repo settings, shouldn't need changing
 
 MEMPOOL_REPO_URL=https://github.com/mempool/mempool
@@ -444,6 +450,7 @@ zfsCreateFilesystems()
 
     zfs create -o "mountpoint=${ELEMENTS_HOME}" "${ZPOOL}/elements"
     zfs create -o "mountpoint=${BITCOIN_HOME}" "${ZPOOL}/bitcoin"
+    zfs create -o "mountpoint=${MINFEE_HOME}" "${ZPOOL}/minfee"
     zfs create -o "mountpoint=${ELECTRS_HOME}" "${ZPOOL}/electrs"
     zfs create -o "mountpoint=${MEMPOOL_HOME}" "${ZPOOL}/mempool"
     zfs create -o "mountpoint=${MYSQL_HOME}" "${ZPOOL}/mysql"
@@ -891,6 +898,14 @@ if [ "${BITCOIN_INSTALL}" = ON ];then
     osUserCreate -d "${BITCOIN_HOME}" -g "${BITCOIN_GROUP}" -G "${TOR_GROUP}" -n "${BITCOIN_USER}"
     osSudo "${ROOT_USER}" chsh -s `which zsh` "${BITCOIN_USER}"
 
+    echo "[*] Creating Bitcoin minfee user with Tor access"
+    osGroupCreate "${MINFEE_GROUP}"
+    osUserCreate -d "${MINFEE_HOME}" -g "${MINFEE_GROUP}" -G "${TOR_GROUP}" -n "${MINFEE_USER}"
+    osSudo "${ROOT_USER}" chown -R "${MINFEE_USER}:${MINFEE_GROUP}" "${MINFEE_HOME}"
+    osSudo "${ROOT_USER}" chsh -s `which zsh` "${MINFEE_USER}"
+    osSudo "${MINFEE_USER}" touch "${MINFEE_HOME}/.zshrc"
+    osSudo "${MINFEE_USER}" ln -s . .bitcoin
+
     echo "[*] Creating Bitcoin data folder"
     osSudo "${ROOT_USER}" mkdir -p "${BITCOIN_HOME}"
     osSudo "${ROOT_USER}" chown -R "${BITCOIN_USER}:${BITCOIN_GROUP}" "${BITCOIN_HOME}"
@@ -915,9 +930,14 @@ if [ "${BITCOIN_INSTALL}" = ON ];then
     echo "[*] Installing Bitcoin configuration"
     osSudo "${ROOT_USER}" install -c -o "${BITCOIN_USER}" -g "${BITCOIN_GROUP}" -m 644 "${MEMPOOL_HOME}/${MEMPOOL_REPO_NAME}/production/bitcoin.conf" "${BITCOIN_HOME}/bitcoin.conf"
 
-    echo "[*] Installing Bitcoin Mainnet RPC credentials"
+    echo "[*] Installing Bitcoin minfee configuration"
+    osSudo "${ROOT_USER}" install -c -o "${MINFEE_USER}" -g "${MINFEE_GROUP}" -m 644 "${MEMPOOL_HOME}/${MEMPOOL_REPO_NAME}/production/bitcoin.minfee.conf" "${MINFEE_HOME}/bitcoin.conf"
+
+    echo "[*] Installing Bitcoin RPC credentials"
     osSudo "${ROOT_USER}" sed -i .orig "s/__BITCOIN_RPC_USER__/${BITCOIN_RPC_USER}/" "${BITCOIN_HOME}/bitcoin.conf"
     osSudo "${ROOT_USER}" sed -i .orig "s/__BITCOIN_RPC_PASS__/${BITCOIN_RPC_PASS}/" "${BITCOIN_HOME}/bitcoin.conf"
+    osSudo "${ROOT_USER}" sed -i .orig "s/__BITCOIN_RPC_USER__/${BITCOIN_RPC_USER}/" "${MINFEE_HOME}/bitcoin.conf"
+    osSudo "${ROOT_USER}" sed -i .orig "s/__BITCOIN_RPC_PASS__/${BITCOIN_RPC_PASS}/" "${MINFEE_HOME}/bitcoin.conf"
 fi
 
 #########################
@@ -1150,6 +1170,7 @@ if [ "${BITCOIN_MAINNET_ENABLE}" = ON ];then
     echo "[*] Installing Bitcoin crontab"
     # FIXME: must only crontab enabled daemons
     osSudo "${ROOT_USER}" crontab -u "${BITCOIN_USER}" "${MEMPOOL_HOME}/${MEMPOOL_REPO_NAME}/production/bitcoin.crontab"
+    osSudo "${ROOT_USER}" crontab -u "${MINFEE_USER}" "${MEMPOOL_HOME}/${MEMPOOL_REPO_NAME}/production/minfee.crontab"
 
     echo "[*] Configuring Bitcoin Mainnet RPC credentials in electrs start script"
     osSudo "${ROOT_USER}" sed -i .orig "s/__BITCOIN_RPC_USER__/${BITCOIN_RPC_USER}/" "${BITCOIN_ELECTRS_HOME}/electrs-start-mainnet"
diff --git a/production/minfee.crontab b/production/minfee.crontab
new file mode 100644
index 000000000..d5b882933
--- /dev/null
+++ b/production/minfee.crontab
@@ -0,0 +1 @@
+@reboot sleep 120 ; /usr/local/bin/bitcoind >/dev/null 2>&1