btc,lnd: ensure service loggers are present

without the loggers attached to the sv services, the daemons output to
the terminal, which is the touchscreen and thus "drawing" over
the ngui UI.

btc/env

@@ -2,7 +2,10 @@ BITCOIN_CORE_VERSION_DIR_AARCH64=bitcoin-24.0.1
 BITCOIN_CORE_URL_AARCH64=https://bitcoincore.org/bin/bitcoin-core-24.0.1/bitcoin-24.0.1-aarch64-linux-gnu.tar.gz
 BITCOIN_CORE_SHA256_AARCH64=0b48b9e69b30037b41a1e6b78fb7cbcc48c7ad627908c99686e81f3802454609
 
+# binaries and config root; data is elsewhere, in /ssd/bitcoind as per conf file.
 BITCOIN_HOME=/home/bitcoind
+# no root slash since it's combined with other path prefixes.
+BITCOIN_SVDIR=etc/sv/bitcoind
 
 bitcoin_core_bin_install() {
     cd $BITCOIN_HOME
@@ -21,22 +24,31 @@ bitcoin_core_bin_install() {
 }
 
 bitcoind_svc_install() {
-    local svdir=/etc/sv/bitcoind
-    mkdir -p $svdir
-    cat <<EOF > $svdir/run.new
+    # service directories
+    mkdir -p /$BITCOIN_SVDIR
+    mkdir -p /$BITCOIN_SVDIR/log
+
+    # logging facility
+    if [ ! -f /$BITCOIN_SVDIR/log/run ]; then
+        cp $SYSUPDATES_ROOTDIR/files/$BITCOIN_SVDIR/log/run /$BITCOIN_SVDIR/log/
+        chmod +x /$BITCOIN_SVDIR/log/run
+    fi
+
+    # the actual bitcoin service
+    cat <<EOF > /$BITCOIN_SVDIR/run.new
 #!/bin/sh
 exec chpst -u bitcoind $BITCOIN_HOME/$BITCOIN_CORE_VERSION_DIR_AARCH64/bin/bitcoind -conf=$BITCOIN_HOME/mainnet.conf 2>&1
 EOF
-    chmod +x $svdir/run.new
-    test -f $svdir/run && diff $svdir/run $svdir/run.new
+    chmod +x /$BITCOIN_SVDIR/run.new
+    test -f /$BITCOIN_SVDIR/run && diff /$BITCOIN_SVDIR/run /$BITCOIN_SVDIR/run.new
     if [ $? -ne 0 ]; then
-        mv $svdir/run.new $svdir/run
+        mv /$BITCOIN_SVDIR/run.new /$BITCOIN_SVDIR/run
         # don't touch the actual service if on manual control - the down file
-        test -f $svdir/down && return 0
+        test -f /$BITCOIN_SVDIR/down && return 0
         sv -w 600 stop bitcoind || printf "ERROR: sv stop bitcoind failed\n" 1>&2
         sv start bitcoind || printf "ERROR: sv start bitcoind failed\n" 1>&2
     fi
-    rm -f $svdir/run.new
+    rm -f /$BITCOIN_SVDIR/run.new
 }
 
 bitcoin_cli_install() {

files/etc/sv/bitcoind/log/run

@@ -0,0 +1,2 @@
+#!/bin/sh
+exec vlogger -t bitcoind -p daemon

files/etc/sv/lnd/log/run

@@ -0,0 +1,2 @@
+#!/bin/sh
+exec vlogger -t lnd -p daemon

lnd/env

@@ -2,7 +2,10 @@ LND_VERSION_DIR_AARCH64=lnd-linux-arm64-v0.16.2-beta
 LND_URL_AARCH64=https://github.com/lightningnetwork/lnd/releases/download/v0.16.2-beta/lnd-linux-arm64-v0.16.2-beta.tar.gz
 LND_SHA256_AARCH64=21e2b6640e06c84c43c5610f7f7613f609cdb09129e6704772436d6209a862af
 
+# binaries and config root; data is elsewhere, in /ssd/lnd as per lnd conf.
 LND_HOME=/home/lnd
+# no root slash since it's combined with other path prefixes.
+LND_SVDIR=etc/sv/lnd
 
 lnd_bin_install() {
     cd $LND_HOME
@@ -21,24 +24,34 @@ lnd_bin_install() {
 }
 
 lnd_svc_install() {
-    mkdir -p /etc/sv/lnd
-    cat <<EOF > /etc/sv/lnd/run.new
+    # service directories
+    mkdir -p /$LND_SVDIR
+    mkdir -p /$LND_SVDIR/log
+
+    # logging facility
+    if [ ! -f /$LND_SVDIR/log/run ]; then
+        cp $SYSUPDATES_ROOTDIR/files/$LND_SVDIR/log/run /$LND_SVDIR/log/
+        chmod +x /$LND_SVDIR/log/run
+    fi
+
+    # the actual lnd service
+    cat <<EOF > /$LND_SVDIR/run.new
 #!/bin/sh
 [ -r conf ] && . ./conf
 sv start bitcoind || exit 1
 exec chpst -u lnd $LND_HOME/$LND_VERSION_DIR_AARCH64/lnd -C /home/lnd/lnd.mainnet.conf 2>&1
 EOF
-    chmod +x /etc/sv/lnd/run.new
-    test -f /etc/sv/lnd/run && diff /etc/sv/lnd/run /etc/sv/lnd/run.new
+    chmod +x /$LND_SVDIR/run.new
+    test -f /$LND_SVDIR/run && diff /$LND_SVDIR/run /$LND_SVDIR/run.new
     if [ $? -ne 0 ]; then
         sv -w 600 stop lnd || printf "ERROR: sv stop lnd failed\n" 1>&2
-        mv /etc/sv/lnd/run.new /etc/sv/lnd/run
+        mv /$LND_SVDIR/run.new /$LND_SVDIR/run
         sv start lnd || printf "ERROR: sv start lnd failed\n" 1>&2
     fi
-    rm -f /etc/sv/lnd/run.new
+    rm -f /$LND_SVDIR/run.new
     # whatever happened above, try to ensure the service is up
-    chmod +x /etc/sv/lnd/run
-    [ ! -f /etc/sv/lnd/down ] && sv start lnd
+    chmod +x /$LND_SVDIR/run
+    [ ! -f /$LND_SVDIR/down ] && sv start lnd
 }
 
 lnd_cli_install() {