Merge #234: loop: v0.8.1 -> v0.9.0

a89a3e934f test: increase diskSize (nixbitcoin)
24b506ff8a tests: simplify lightning-loop test (nixbitcoin)
e7c5f956ea lightning-loop: update module (nixbitcoin)
4a503f57bd lightning-loop: v0.8.1 -> v0.9.0 (nixbitcoin)

Pull request description:

ACKs for top commit:
  jonasnick:
    reACK a89a3e934f
  erikarvstedt:
    I think it's okay if you would just merge 24b506ff8a, which is the direct parent of the ACK'd a89a3e934f, and removing a89a3e934f itself is totally uncontroversial.

Tree-SHA512: cee2a2714c714a22c35cea0fa829b42a371540983609cda6609f4d063d849f2e725643bd77cfe78eb71665725164d63f83b6c2589be9e72ba30aaecd7c8dee6c

pkgs/generate-secrets/generate-secrets.sh

@@ -34,3 +34,10 @@ if [[ ! -e lnd-key || ! -e lnd-cert ]]; then
     openssl req -config $opensslConf -x509 -sha256 -days 1825 -key lnd-key -in lnd.csr -out lnd-cert
     rm lnd.csr
 fi
+
+if [[ ! -e loop-key || ! -e loop-cert ]]; then
+    openssl ecparam -genkey -name prime256v1 -out loop-key
+    openssl req -config $opensslConf -new -sha256 -key loop-key -out loop.csr -subj '/CN=localhost/O=loopd'
+    openssl req -config $opensslConf -x509 -sha256 -days 1825 -key loop-key -in loop.csr -out loop-cert
+    rm loop.csr
+fi

pkgs/generate-secrets/openssl.cnf

@@ -32,3 +32,5 @@ IP.1 = 127.0.0.1
 DNS.1 = localhost
 # TODO: Remove hardcoded lnd IP
 IP.2 = 169.254.1.14
+# TODO: Remove hardcoded loopd IP
+IP.3 = 169.254.1.22