Add local etc skeleton files

Dockerfile

@@ -80,18 +80,12 @@ RUN curl -fL https://busybox.net/downloads/busybox-${BUSYB_VER}.tar.bz2 \
 
 WORKDIR $PREFIX
 
-# Add default skeleton configuration files
-RUN for f in passwd shadow group profile; do \
-        curl -fL -o "${PREFIX}/etc/$f" "https://git.busybox.net/buildroot/plain/system/skeleton/etc/$f"; \
-    done && \
-    \
-    # Copy UTC localtime to output
-    cp /usr/share/zoneinfo/Etc/UTC etc/
-
 # Generate initial ld.so.cache so ELF binaries work.
 # This is important otherwise everything will error with
 # 'no such file or directory' when looking for libraries
-RUN ${PREFIX}/sbin/ldconfig -r ${PREFIX}
+RUN ${PREFIX}/sbin/ldconfig -r ${PREFIX} && \
+    # Copy UTC localtime to output
+    cp /usr/share/zoneinfo/Etc/UTC etc/
 
 # =============
 
@@ -99,9 +93,11 @@ FROM scratch
 WORKDIR /
 
 COPY --from=builder /output/ /
-RUN mkdir -p /tmp && \
-    chmod 1777 /tmp
+# Add default skeleton configuration files
+ADD skel/* /etc/
+RUN chmod 1777 /tmp
 
+ENV ENV="/etc/profile"
 ENV PATH=/usr/local/sbin:/usr/local/bin:/usr/bin 
 
 CMD ["/bin/sh"]

skel/group

@@ -0,0 +1,26 @@
+root:x:0:
+daemon:x:1:
+bin:x:2:
+sys:x:3:
+adm:x:4:
+tty:x:5:
+disk:x:6:
+lp:x:7:
+mail:x:8:
+kmem:x:9:
+wheel:x:10:root
+cdrom:x:11:
+dialout:x:18:
+floppy:x:19:
+video:x:28:
+audio:x:29:
+tape:x:32:
+www-data:x:33:
+operator:x:37:
+utmp:x:43:
+plugdev:x:46:
+staff:x:50:
+lock:x:54:
+netdev:x:82:
+users:x:100:
+nogroup:x:65534:

skel/passwd

@@ -0,0 +1,9 @@
+root:x:0:0:root:/root:/bin/sh
+daemon:x:1:1:daemon:/usr/sbin:/bin/false
+bin:x:2:2:bin:/bin:/bin/false
+sys:x:3:3:sys:/dev:/bin/false
+sync:x:4:100:sync:/bin:/bin/sync
+mail:x:8:8:mail:/var/spool/mail:/bin/false
+www-data:x:33:33:www-data:/var/www:/bin/false
+operator:x:37:37:Operator:/var:/bin/false
+nobody:x:65534:65534:nobody:/home:/bin/false

skel/profile

@@ -0,0 +1,20 @@
+export PAGER='/bin/less -R'
+export EDITOR='/bin/vi'
+export PS1='\u@\h \w> '
+
+# Source configuration files from /etc/profile.d
+for i in /etc/profile.d/*.sh ; do
+	if [ -r "$i" ]; then
+		. $i
+	fi
+	unset i
+done
+
+# Common interactive aliases
+alias ls='ls --color=auto -Fh'
+alias ll='ls -l'
+alias la='ls -la'
+
+alias cp='cp -i'
+alias mv='mv -i'
+alias rm='rm -i'

skel/shadow

@@ -0,0 +1,9 @@
+root::10933:0:99999:7:::
+daemon:*:10933:0:99999:7:::
+bin:*:10933:0:99999:7:::
+sys:*:10933:0:99999:7:::
+sync:*:10933:0:99999:7:::
+mail:*:10933:0:99999:7:::
+www-data:*:10933:0:99999:7:::
+operator:*:10933:0:99999:7:::
+nobody:*:10933:0:99999:7:::