Dockerfile

FROM alpine:3.14

RUN echo 'hosts: files dns' >> /etc/nsswitch.conf
RUN apk add --no-cache tzdata bash ca-certificates gnupg run-parts su-exec && \
    update-ca-certificates

RUN addgroup -S -g 1000 influxdb && \
    adduser -S -G influxdb -u 1000 -h /home/influxdb -s /bin/sh influxdb && \
    mkdir -p /home/influxdb && \
    chown -R influxdb:influxdb /home/influxdb

# Configure GNUPG
RUN mkdir -p /root/.gnupg && chmod 700 /root/.gnupg                                               && \
    echo "disable-ipv6" >> /root/.gnupg/dirmngr.conf                                              && \
    gpg --batch --keyserver keys.openpgp.org --recv-keys 8C2D403D3C3BDB81A4C27C883C3E4B7317FFE40A

# Install the infuxd server
ENV INFLUXDB_VERSION 2.4.0
RUN set -eux && \
    ARCH="$(apk --print-arch)" && \
    if [ ${ARCH} = x86_64 ]; then \
        ARCH=amd64; \
    elif [ ${ARCH} = aarch64 ]; then \
        ARCH=arm64; \
    else \
        echo "Unsupported architecture: ${ARCH}" && exit 1; \
    fi && \
    wget --no-verbose https://dl.influxdata.com/influxdb/releases/influxdb2-${INFLUXDB_VERSION}-linux-${ARCH}.tar.gz.asc && \
    wget --no-verbose https://dl.influxdata.com/influxdb/releases/influxdb2-${INFLUXDB_VERSION}-linux-${ARCH}.tar.gz && \
    gpg --batch --verify influxdb2-${INFLUXDB_VERSION}-linux-${ARCH}.tar.gz.asc influxdb2-${INFLUXDB_VERSION}-linux-${ARCH}.tar.gz && \
    tar xzf influxdb2-${INFLUXDB_VERSION}-linux-${ARCH}.tar.gz && \
    cp influxdb2_linux_${ARCH}/influxd /usr/local/bin/influxd && \
    rm -rf influxdb2* && \
    influxd version

# Install the influx CLI
ENV INFLUX_CLI_VERSION 2.4.0
RUN set -eux && \
    ARCH="$(apk --print-arch)" && \
    if [ ${ARCH} = x86_64 ]; then \
        ARCH=amd64; \
    elif [ ${ARCH} = aarch64 ]; then \
        ARCH=arm64; \
    else \
        echo "Unsupported architecture: ${ARCH}" && exit 1; \
    fi && \
    wget --no-verbose https://dl.influxdata.com/influxdb/releases/influxdb2-client-${INFLUX_CLI_VERSION}-linux-${ARCH}.tar.gz.asc && \
    wget --no-verbose https://dl.influxdata.com/influxdb/releases/influxdb2-client-${INFLUX_CLI_VERSION}-linux-${ARCH}.tar.gz && \
    gpg --batch --verify influxdb2-client-${INFLUX_CLI_VERSION}-linux-${ARCH}.tar.gz.asc influxdb2-client-${INFLUX_CLI_VERSION}-linux-${ARCH}.tar.gz && \
    tar xzf influxdb2-client-${INFLUX_CLI_VERSION}-linux-${ARCH}.tar.gz && \
    cp influxdb2-client-${INFLUX_CLI_VERSION}-linux-${ARCH}/influx /usr/local/bin/influx && \
    rm -rf influxdb2* && \
    influx version

# Remove GNUPG Configuration
RUN gpgconf --kill all                                      && \
    rm -rf                                                     \
      "/root/.gnupg"                                           \
      influxdb2.key

# Create standard directories expected by the entry-point.
RUN mkdir /docker-entrypoint-initdb.d && \
    mkdir -p /var/lib/influxdb2 && \
    chown -R influxdb:influxdb /var/lib/influxdb2 && \
    mkdir -p /etc/influxdb2 && \
    chown -R influxdb:influxdb /etc/influxdb2
VOLUME /var/lib/influxdb2 /etc/influxdb2

COPY default-config.yml /etc/defaults/influxdb2/config.yml
COPY entrypoint.sh /entrypoint.sh

ENTRYPOINT ["/entrypoint.sh"]
CMD ["influxd"]

EXPOSE 8086

ENV INFLUX_CONFIGS_PATH /etc/influxdb2/influx-configs
ENV INFLUXD_INIT_PORT 9999
ENV INFLUXD_INIT_PING_ATTEMPTS 600
ENV DOCKER_INFLUXDB_INIT_CLI_CONFIG_NAME default