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only update bitcoin.conf when changed

This commit is contained in:
Erik Arvstedt 2020-04-07 23:05:09 +02:00
parent 08322eed9b
commit 3e188238d0
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1 changed files with 6 additions and 4 deletions
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10
modules/bitcoind.nix
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@ -253,12 +253,14 @@ in {
if [[ ! -e ${cfg.dataDir}/blocks ]]; then
mkdir -m 0770 -p '${cfg.dataDir}/blocks'
fi
chown -R '${cfg.user}:${cfg.group}' '${cfg.dataDir}'
chmod -R g+rX '${cfg.dataDir}/blocks'
cp '${configFile}' '${cfg.dataDir}/bitcoin.conf'
chmod o-rw '${cfg.dataDir}/bitcoin.conf'
chown -R '${cfg.user}:${cfg.group}' '${cfg.dataDir}'
echo "rpcpassword=$(cat ${config.nix-bitcoin.secretsDir}/bitcoin-rpcpassword)" >> '${cfg.dataDir}/bitcoin.conf'
cfg=$(cat ${configFile}; printf "rpcpassword="; cat "${config.nix-bitcoin.secretsDir}/bitcoin-rpcpassword")
confFile='${cfg.dataDir}/bitcoin.conf'
if [[ ! -e $confFile || $cfg != $(cat $confFile) ]]; then
install -o '${cfg.user}' -g '${cfg.group}' -m 640 <(echo "$cfg") $confFile
fi
'';
# Wait until RPC port is open. This usually takes just a few ms.
postStart = ''