fix: Continue if file is missing (#682)

Dockerfile

@@ -1,4 +1,4 @@
-FROM qemux/qemu-host as builder
+FROM qemux/qemu-host:2.04 as builder
 
 #  FROM golang as builder
 #  WORKDIR /
@@ -14,9 +14,9 @@ ARG DEBCONF_NOWARNINGS "yes"
 ARG DEBIAN_FRONTEND "noninteractive"
 ARG DEBCONF_NONINTERACTIVE_SEEN "true"
 
-RUN if [ "$TARGETPLATFORM" != "linux/amd64" ]; then extra="qemu-user"; fi \
-    && apt-get update \
-    && apt-get --no-install-recommends -y install \
+RUN if [ "$TARGETPLATFORM" != "linux/amd64" ]; then extra="qemu-user"; fi && \
+    apt-get update && \
+    apt-get --no-install-recommends -y install \
         jq \
         tini \
         curl \
@@ -37,11 +37,11 @@ RUN if [ "$TARGETPLATFORM" != "linux/amd64" ]; then extra="qemu-user"; fi \
         ca-certificates \
         netcat-openbsd \
         qemu-system-x86 \
-        "$extra" \
-    && apt-get clean \
-    && unlink /etc/nginx/sites-enabled/default \
-    && sed -i 's/^worker_processes.*/worker_processes 1;/' /etc/nginx/nginx.conf \
-    && rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*
+        "$extra" && \
+    apt-get clean && \
+    unlink /etc/nginx/sites-enabled/default && \
+    sed -i 's/^worker_processes.*/worker_processes 1;/' /etc/nginx/nginx.conf && \
+    rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*
 
 COPY ./src /run/
 COPY ./web /var/www/

readme.md

@@ -21,7 +21,7 @@ Virtual DSM in a Docker container.
  
 ## Usage
 
-Via `docker-compose.yml`
+Via Docker Compose:
 
 ```yaml
 version: "3"
@@ -43,7 +43,7 @@ services:
     stop_grace_period: 2m
 ```
 
-Via `docker run`
+Via Docker CLI:
 
 ```bash
 docker run -it --rm --name dsm -p 5000:5000 --device=/dev/kvm --cap-add NET_ADMIN --stop-timeout 120 vdsm/virtual-dsm

src/install.sh

@@ -122,14 +122,18 @@ if [ ! -f "$RDC" ]; then
   { curl -r "$POS" -sfk -S -o "$RD" "$LOC"; rc=$?; } || :
 
   fKill "progress.sh"
-  (( rc != 0 )) && error "Failed to download $LOC, reason: $rc" && exit 60
 
-  SUM=$(md5sum "$RD" | cut -f 1 -d " ")
+  if (( rc != 0 )); then
+    (( rc != 22 )) && error "Failed to download $LOC, reason: $rc" && exit 60
+    SUM="skip"
+  else
+    SUM=$(md5sum "$RD" | cut -f 1 -d " ")
+  fi
 
   if [ "$SUM" != "$VERIFY" ]; then
 
     PAT="/install.pat"
-    rm "$RD"
+    rm -f "$RD"
     rm -f "$PAT"
 
     html "$MSG"

src/network.sh

@@ -114,7 +114,7 @@ configureNAT() {
   fi
 
   if [ ! -c /dev/net/tun ]; then
-    error "TUN device missing. $ADD_ERR --cap-add NET_ADMIN" && exit 25
+    error "TUN device missing. $ADD_ERR --device /dev/net/tun --cap-add NET_ADMIN" && exit 25
   fi
 
   # Check port forwarding flag

web/nginx.conf

@@ -1,8 +1,6 @@
 server {
     listen 80;
-    listen [::]:80;
     listen 5000 default_server;
-    listen [::]:5000 default_server;
 
     autoindex on;
     tcp_nodelay on;