From 028150d38738152af95ca2e6e72fa8010446921d Mon Sep 17 00:00:00 2001
From: openoms <oms@tuta.io>
Date: Tue, 14 Sep 2021 10:10:02 +0100
Subject: [PATCH] bitcoincore update to v22.0

---
 raspiblitz.updates/README.md                  |  11 ++
 .../bitcoincore.update.v22.0.sh               | 127 ++++++++++++++++++
 2 files changed, 138 insertions(+)
 create mode 100644 raspiblitz.updates/bitcoincore.update.v22.0.sh

diff --git a/raspiblitz.updates/README.md b/raspiblitz.updates/README.md
index 1ae1054..729d691 100644
--- a/raspiblitz.updates/README.md
+++ b/raspiblitz.updates/README.md
@@ -2,6 +2,17 @@
 
 ## Bitcoin Core Updates
 
+### [v22.0](/raspiblitz.updates/bitcoincore.update.v22.0.sh)
+* To download, check and run in the RaspiBlitz terminal:  
+    ```
+    #download:
+    wget https://raw.githubusercontent.com/openoms/bitcoin-tutorials/master/raspiblitz.updates/bitcoincore.update.v22.0.sh
+    #inspect the script:
+    cat bitcoincore.update.v22.0.sh
+    #run:
+    bash bitcoincore.update.v22.0.sh
+    ```
+
 ### [v0.21.0](/raspiblitz.updates/bitcoincore.update.v0.21.0.sh)
 * On RaspiBlitz v1.6.3 the peers won't be diplayed correctly.  
   Use: `bitcoin-cli getnetworkinfo`
diff --git a/raspiblitz.updates/bitcoincore.update.v22.0.sh b/raspiblitz.updates/bitcoincore.update.v22.0.sh
new file mode 100644
index 0000000..72eee65
--- /dev/null
+++ b/raspiblitz.updates/bitcoincore.update.v22.0.sh
@@ -0,0 +1,127 @@
+#!/bin/bash
+
+# based on https://github.com/Stadicus/guides/blob/master/raspibolt/raspibolt_30_bitcoin.md#installation
+
+# set version (change if update is available)
+# https://bitcoincore.org/en/download/
+bitcoinVersion="22.0"
+
+# needed to check code signing
+# https://github.com/laanwj
+laanwjPGP="71A3 B167 3540 5025 D447 E8F2 7481 0B01 2346 C9A6"
+
+downloadDir="$(pwd)/download/bitcoin-core-${bitcoinVersion}"
+
+echo "Detecting CPU architecture ..."
+isARM=$(uname -m | grep -c 'arm')
+isAARCH64=$(uname -m | grep -c 'aarch64')
+isX86_64=$(uname -m | grep -c 'x86_64')
+if [ ${isARM} -eq 0 ] && [ ${isAARCH64} -eq 0 ] && [ ${isX86_64} -eq 0 ]; then
+  echo "!!! FAIL !!!"
+  echo "Can only build on ARM, aarch64, x86_64 or i386 not on:"
+  uname -m
+  exit 1
+else
+ echo "OK running on $(uname -m) architecture."
+fi
+
+echo
+echo "*** PREPARING BITCOIN ***"
+
+# prepare directories
+# rm -rf ${downloadDir} 2>/dev/null
+mkdir -p ${downloadDir} 2>/dev/null
+cd ${downloadDir}
+
+# download, check and import signer key
+if ! gpg --recv-key "71A3 B167 3540 5025 D447 E8F2 7481 0B01 2346 C9A6"
+then
+  echo "!!! FAIL !!! Couldn't download Wladimir J. van der Laan PGP pubkey"
+  exit 1
+fi
+
+# download signed binary sha256 hash sum file
+wget https://bitcoincore.org/bin/bitcoin-core-${bitcoinVersion}/SHA256SUMS -O SHA256SUMS
+
+# download signed binary sha256 hash sum file signatures
+wget https://bitcoincore.org/bin/bitcoin-core-${bitcoinVersion}/SHA256SUMS.asc -O SHA256SUMS.asc
+verifyResult=$(gpg --verify SHA256SUMS.asc 2>&1)
+goodSignature=$(echo ${verifyResult} | grep 'Good signature' -c)
+echo "goodSignature(${goodSignature})"
+correctKey=$(echo ${verifyResult} |  grep "${laanwjPGP}" -c)
+echo "correctKey(${correctKey})"
+if [ ${correctKey} -lt 1 ] || [ ${goodSignature} -lt 1 ]; then
+  echo
+  echo "!!! BUILD FAILED --> PGP Verify not OK / signature(${goodSignature}) verify(${correctKey})"
+  exit 1
+else
+  echo
+  echo "****************************************"
+  echo "OK --> BITCOIN MANIFEST IS CORRECT"
+  echo "****************************************"
+  echo
+fi
+
+# get the sha256 value for the corresponding platform from signed hash sum file
+if [ ${isARM} -eq 1 ] ; then
+  bitcoinOSversion="arm-linux-gnueabihf"
+fi
+if [ ${isAARCH64} -eq 1 ] ; then
+  bitcoinOSversion="aarch64-linux-gnu"
+fi
+if [ ${isX86_64} -eq 1 ] ; then
+  bitcoinOSversion="x86_64-linux-gnu"
+fi
+
+echo "*** BITCOIN CORE v${bitcoinVersion} for ${bitcoinOSversion} ***"
+# download resources
+binaryName="bitcoin-${bitcoinVersion}-${bitcoinOSversion}.tar.gz"
+if [ ! -f ${binaryName} ];then
+  wget https://bitcoincore.org/bin/bitcoin-core-${bitcoinVersion}/${binaryName} -O ${binaryName}
+else 
+  echo "{binaryName} is already present."
+fi
+if [ ! -f "./${binaryName}" ]
+then
+    echo "!!! FAIL !!! Could not download the BITCOIN BINARY."
+    exit 1
+fi
+
+# check binary checksum test
+bitcoinSHA256=$(grep -i "${binaryName}" SHA256SUMS | cut -d " " -f1)
+binaryChecksum=$(sha256sum ${binaryName} | cut -d " " -f1)
+if [ "${binaryChecksum}" != "${bitcoinSHA256}" ]; then
+  echo "!!! FAIL !!! Downloaded BITCOIN BINARY not matching SHA256 checksum: ${bitcoinSHA256}"
+  echo "Press ENTER to remove the file: ${binaryName} or CTRL+C to abort"
+  read key
+  rm -f ${binaryName}
+  exit 1
+else
+  echo
+  echo "********************************************"
+  echo "OK --> VERIFIED BITCOIN CORE BINARY CHECKSUM"
+  echo "********************************************"
+  echo
+fi
+
+echo "Stopping bitcoind"
+sudo systemctl stop bitcoind
+echo
+
+echo "Installing Bitcoin Core v${bitcoinVersion}"
+tar -xvf ${binaryName}
+sudo install -m 0755 -o root -g root -t /usr/local/bin/ bitcoin-${bitcoinVersion}/bin/*
+sleep 3
+installed=$(bitcoind --version | grep "${bitcoinVersion}" -c)
+if [ ${installed} -lt 1 ]; then
+  echo
+  echo "!!! BUILD FAILED --> Was not able to install bitcoind version(${bitcoinVersion})"
+  exit 1
+fi
+
+sudo systemctl start bitcoind
+sleep 2
+
+echo
+echo "Installed $(bitcoind --version | grep version)"
+echo