create default netDb dir

contrib/docker/Dockerfile

@@ -16,6 +16,8 @@ RUN apk --no-cache add python3 py3-pip build-base git openssl-dev musl-dev pytho
 # 2. Adding required libraries to run i2pd to ensure it will run.
 RUN apk --no-cache add python3 openssl
 
+RUN mkdir /netDb
+
 VOLUME "$DATA_DIR"
 
 COPY entrypoint.sh /entrypoint.sh

contrib/docker/entrypoint.sh

@@ -12,11 +12,14 @@ else
     PRIVKEY_FILE="$DATA_DIR/data/private_key.pem"
     CERT_FILE=` echo $DATA_DIR/data/$SIGNER_ID.crt | sed 's/@/_at_/' `
     RESEED_FILE="$DATA_DIR/output/i2pseeds.su3"
-    I2PD_DIR="/i2pd_data"
+    NETDB_DIR="/i2pd_data/netDb"
+    if [ ! -d $NETDB_DIR ]; then
+	    NETDB_DIR="/netDb"
+    fi
 
     $COMMAND keygen --signer-id $SIGNER_ID --no-encrypt \
         --private-key $PRIVKEY_FILE --cert $CERT_FILE
-    $COMMAND reseed --netdb $I2PD_DIR/netDb --signer-id $SIGNER_ID --no-encrypt \
+    $COMMAND reseed --netdb $NETDB_DIR --signer-id $SIGNER_ID --no-encrypt \
         --private-key $PRIVKEY_FILE --outfile $RESEED_FILE
     $COMMAND serve --private-key $PRIVKEY_FILE --cert $CERT_FILE --file $RESEED_FILE
 fi