Questions tagged [docker-buildkit]
142 questions
0
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0 answers
docker BuildKit not printing ENV
I am trying the new docker kit to build an image since we need 2
different set of variables my docker file looks like:
FROM python:3.7 as base
RUN apt-get update -y
FROM base as basic_build
WORKDIR /app
COPY ./path/to/requirements.txt…
pelos
- 1,744
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0
votes
2 answers
How to debug what is causing layers built from the same codebase on different workstations to be different?
In our development workflow we build images, push them to a registry, and then deploy services from them in a staging cluster. The workflow is severely bogged down by huge sizes of image pushes, because layers built from the exact same codebase on…
Szczepan Hołyszewski
- 2,707
- 2
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- 39
0
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0 answers
Why does using multiple Dockerfiles produce a smaller image than a multi-stage build?
The repository jupyter/docker-stacks provides multiple Dockerfiles for Jupyter Notebook images. These Dockerfiles build on each other in the following form:
This Dockerfile is jupyter/base-notebook
# Copyright (c) Jupyter Development Team.
#…
Metalurgia
- 487
- 1
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- 8
0
votes
1 answer
Docker RUN Instruction with a Mounted Secret in Exec Form
What is the proper syntax for a RUN instruction in a Dockerfile, that requires mounting a secret, in exec form?
In other words, if a Dockerfile that looks something like:
FROM node:fermium-alpine
# . . .
RUN --mount=type=secret,id=npmrc yarn…
Mike
- 1,080
- 1
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- 25
0
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1 answer
Docker buildx - Select specific nodes for build monorepo support
We are using a K8s development tool called Tilt (https://tilt.dev/) which builds dev images of a stack with a ton of microservices and allows live reloading, etc.
I have deployed remote builder pods to an AWS K8s cluster using buildx create with 10…
Zfalen
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- 6
- 20
0
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2 answers
Why does docker-compose build run my steps twice?
I'm using multi-stage building with a Dockerfile like this:
#####################################
## Build the client
#####################################
FROM node:12.19.0 as web-client-builder
WORKDIR /workspace
COPY web-client/package*.json…
Eric
- 5,842
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- 71
-1
votes
1 answer
Does Docker or any of its plugins support conditional syntax where certain blocks of RUN commands can be selectively executed?
I am trying the create a single Dockerfile for my development environments that I can use to customize an image by setting various flags.
The following example illustrates this point, I'm currently using ARG and bash if/then to accomplish this.…
user1172468
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- 62