Alpine with GLIBC and Oracle InstantClient

Dockerfile

FROM alpine:3.3


# Update and upgrade
RUN apk update && \
    apk upgrade

# Set correct timezone
RUN setup-timezone -z Europe/Oslo

# Install build essentials + dev tools
RUN apk add --virtual=build-dependencies \
    build-base \
    binutils-gold \
    ca-certificates \
    curl \
    git \
    gnupg \
    linux-headers \
    paxctl \
    tar \
    xz

# Install GNU libc (aka glibc) and set C.UTF-8 locale as default.
# @see https://hub.docker.com/r/frolvlad/alpine-glibc/~/dockerfile/
RUN ALPINE_GLIBC_BASE_URL="https://github.com/andyshinn/alpine-pkg-glibc/releases/download" && \
    ALPINE_GLIBC_PACKAGE_VERSION="2.23-r1" && \
    ALPINE_GLIBC_BASE_PACKAGE_FILENAME="glibc-$ALPINE_GLIBC_PACKAGE_VERSION.apk" && \
    ALPINE_GLIBC_BIN_PACKAGE_FILENAME="glibc-bin-$ALPINE_GLIBC_PACKAGE_VERSION.apk" && \
    ALPINE_GLIBC_I18N_PACKAGE_FILENAME="glibc-i18n-$ALPINE_GLIBC_PACKAGE_VERSION.apk" && \
    mkdir /tmp/glibc && \
    cd /tmp/glibc && \
    curl -SLO "$ALPINE_GLIBC_BASE_URL/$ALPINE_GLIBC_PACKAGE_VERSION/$ALPINE_GLIBC_BASE_PACKAGE_FILENAME" && \
    curl -SLO "$ALPINE_GLIBC_BASE_URL/$ALPINE_GLIBC_PACKAGE_VERSION/$ALPINE_GLIBC_BIN_PACKAGE_FILENAME"  && \
    curl -SLO "$ALPINE_GLIBC_BASE_URL/$ALPINE_GLIBC_PACKAGE_VERSION/$ALPINE_GLIBC_I18N_PACKAGE_FILENAME" && \
    apk add --no-cache --allow-untrusted \
      "$ALPINE_GLIBC_BASE_PACKAGE_FILENAME" \
      "$ALPINE_GLIBC_BIN_PACKAGE_FILENAME" \
      "$ALPINE_GLIBC_I18N_PACKAGE_FILENAME" && \
    /usr/glibc-compat/bin/localedef --force --inputfile POSIX --charmap UTF-8 C.UTF-8 || true && \
    /usr/glibc-compat/sbin/ldconfig  "/lib" "/usr/glibc/usr/lib" && \
    echo "export LANG=C.UTF-8" > /etc/profile.d/locale.sh 
    
# Set default LANG
ENV LANG=C.UTF-8

...

# Make Oracle instantclient available and set ENV variables
# @see https://github.com/oracle/node-oracledb/blob/master/INSTALL.md#instzip
ADD opt/oracle/instantclient/linux/ /opt/oracle/instantclient
ENV OCI_LIB_DIR=/opt/oracle/instantclient \
    OCI_INC_DIR=/opt/oracle/instantclient/sdk/include \
    LD_LIBRARY_PATH=/opt/oracle/instantclient:/usr/glibc-compat/lib

# Install libaio needed when compiling the node oracledb module 
RUN apk add libaio

...