Add Ubuntu daemon installer and DNS seeds

contrib/install-ubuntu-daemon.sh

@@ -0,0 +1,100 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+REPO_URL="${REPO_URL:-https://github.com/pacificao/agrarian.git}"
+BRANCH="${BRANCH:-main}"
+INSTALL_DIR="${INSTALL_DIR:-/opt/agrarian}"
+AGRARIAN_USER="${AGRARIAN_USER:-agrarian}"
+DATA_DIR="${DATA_DIR:-/var/lib/agrarian}"
+CONF_DIR="${CONF_DIR:-/etc/agrarian}"
+CONF_FILE="${CONF_FILE:-$CONF_DIR/agrarian.conf}"
+SERVICE_FILE="${SERVICE_FILE:-/etc/systemd/system/agrariand.service}"
+JOBS="${JOBS:-$(nproc)}"
+RPCUSER="${RPCUSER:-agrarianrpc}"
+RPCPASSWORD="${RPCPASSWORD:-$(openssl rand -hex 32)}"
+
+if [[ "${EUID:-$(id -u)}" -ne 0 ]]; then
+  echo "Run as root: sudo $0" >&2
+  exit 1
+fi
+
+export DEBIAN_FRONTEND=noninteractive
+
+apt-get update
+apt-get install -y \
+  git ca-certificates build-essential pkg-config autoconf automake libtool \
+  bsdmainutils libboost-all-dev libevent-dev libgmp-dev libssl-dev \
+  libdb5.3-dev libdb5.3++-dev
+
+if ! id "$AGRARIAN_USER" >/dev/null 2>&1; then
+  useradd --system --home "$DATA_DIR" --shell /usr/sbin/nologin "$AGRARIAN_USER"
+fi
+
+mkdir -p "$(dirname "$INSTALL_DIR")" "$DATA_DIR" "$CONF_DIR"
+
+if [[ -d "$INSTALL_DIR/.git" ]]; then
+  git -C "$INSTALL_DIR" fetch origin
+  git -C "$INSTALL_DIR" checkout "$BRANCH"
+  git -C "$INSTALL_DIR" pull --ff-only origin "$BRANCH"
+else
+  rm -rf "$INSTALL_DIR"
+  git clone --branch "$BRANCH" "$REPO_URL" "$INSTALL_DIR"
+fi
+
+cd "$INSTALL_DIR"
+chmod +x ./autogen.sh ./contrib/build-linux.sh
+JOBS="$JOBS" ./contrib/build-linux.sh
+
+install -m 0755 src/agrariand /usr/local/bin/agrariand
+install -m 0755 src/agrarian-cli /usr/local/bin/agrarian-cli
+
+chown -R "$AGRARIAN_USER:$AGRARIAN_USER" "$DATA_DIR" "$CONF_DIR"
+
+if [[ ! -f "$CONF_FILE" ]]; then
+  install -m 0640 -o "$AGRARIAN_USER" -g "$AGRARIAN_USER" /dev/null "$CONF_FILE"
+  cat > "$CONF_FILE" <<EOF
+server=1
+daemon=0
+listen=1
+dnsseed=1
+txindex=1
+rpcuser=$RPCUSER
+rpcpassword=$RPCPASSWORD
+rpcbind=127.0.0.1
+rpcallowip=127.0.0.1
+EOF
+  chown "$AGRARIAN_USER:$AGRARIAN_USER" "$CONF_FILE"
+  chmod 0640 "$CONF_FILE"
+fi
+
+cat > "$SERVICE_FILE" <<EOF
+[Unit]
+Description=Agrarian daemon
+After=network-online.target
+Wants=network-online.target
+
+[Service]
+User=$AGRARIAN_USER
+Group=$AGRARIAN_USER
+Type=simple
+ExecStart=/usr/local/bin/agrariand -conf=$CONF_FILE -datadir=$DATA_DIR
+ExecStop=/usr/local/bin/agrarian-cli -conf=$CONF_FILE -datadir=$DATA_DIR stop
+Restart=on-failure
+RestartSec=10
+TimeoutStopSec=120
+PrivateTmp=true
+ProtectSystem=full
+NoNewPrivileges=true
+
+[Install]
+WantedBy=multi-user.target
+EOF
+
+systemctl daemon-reload
+systemctl enable --now agrariand
+
+echo "Agrarian daemon installed and started."
+echo "Branch: $BRANCH"
+echo "Install: $INSTALL_DIR"
+echo "Config: $CONF_FILE"
+echo "Data: $DATA_DIR"

src/chainparams.cpp

@@ -201,8 +201,11 @@ public:
         assert(hashGenesisBlock == uint256("0x000003452250d81f8b07d42e127c92729802e3c48f3c7b9834256fd0fb9a0c2e"));
         assert(genesis.hashMerkleRoot == uint256("0x3bb054bb772e1bee1547d4b0e06c0ce34d636ee1daf56b37f1a017ce8136da00"));
 
-        vSeeds.push_back(CDNSSeedData("pacificao.com", "agr1.pacificao.com"));
-        vSeeds.push_back(CDNSSeedData("n2.pacificao.com", "agr2.pacificao.com"));
+        vSeeds.push_back(CDNSSeedData("node1.agrariancoin.com", "node1.agrariancoin.com"));
+        vSeeds.push_back(CDNSSeedData("node2.agrariancoin.com", "node2.agrariancoin.com"));
+        vSeeds.push_back(CDNSSeedData("node3.agrariancoin.com", "node3.agrariancoin.com"));
+        vSeeds.push_back(CDNSSeedData("node4.agrariancoin.com", "node4.agrariancoin.com"));
+        vSeeds.push_back(CDNSSeedData("node5.agrariancoin.com", "node5.agrariancoin.com"));
 
         base58Prefixes[PUBKEY_ADDRESS] = std::vector<unsigned char>(1, 23);
         base58Prefixes[SCRIPT_ADDRESS] = std::vector<unsigned char>(1, 24);