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Multiplatform build #405

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Multiplatform build #405

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4b9e2fd
Create first draft of multiplatform build
niccokunzmann Feb 5, 2025
5bb1ff1
Add buildx install to github actions
niccokunzmann Feb 5, 2025
c91da6d
Remove modification to docker build action
niccokunzmann Feb 6, 2025
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11 changes: 9 additions & 2 deletions Makefile
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Original file line number Diff line number Diff line change
Expand Up @@ -58,6 +58,13 @@ IMAGE_NAME ?= postgis
DOCKER=docker
DOCKERHUB_DESC_IMG=peterevans/dockerhub-description:latest

# choice between buildx and build depending on the PLATFORMS variable
ifdef PLATFORMS
BUILD := buildx build --platform $(PLATFORMS)
else
BUILD := build
endif

GIT=git
OFFIMG_LOCAL_CLONE=$(HOME)/official-images
OFFIMG_REPO_URL=https://github.com/docker-library/official-images.git
Expand All @@ -76,12 +83,12 @@ update:
define build-version
build-$1:
ifeq ($(do_default),true)
$(DOCKER) build --pull -t $(REPO_NAME)/$(IMAGE_NAME):$(shell echo $1) $1
$(DOCKER) $(BUILD) --pull -t $(REPO_NAME)/$(IMAGE_NAME):$(shell echo $1) $1
$(DOCKER) images $(REPO_NAME)/$(IMAGE_NAME):$(shell echo $1)
endif
ifeq ($(do_alpine),true)
ifneq ("$(wildcard $1/alpine)","")
$(DOCKER) build --pull -t $(REPO_NAME)/$(IMAGE_NAME):$(shell echo $1)-alpine $1/alpine
$(DOCKER) $(BUILD) --pull -t $(REPO_NAME)/$(IMAGE_NAME):$(shell echo $1)-alpine $1/alpine
$(DOCKER) images $(REPO_NAME)/$(IMAGE_NAME):$(shell echo $1)-alpine
endif
endif
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15 changes: 15 additions & 0 deletions README.md
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Expand Up @@ -193,6 +193,21 @@ This Docker-PostGIS project [is part of the PostGIS group](https://postgis.net/d
* If you have a major change in mind, we kindly ask you to start a discussion about it first.
* After making changes to the templates, please run the `./update.sh` script.

## Building Docker Images

To build the all Docker images on your local machine, run:

```sh
make build
```

To build for a different platform, install `docker buildx` and run:

```sh
export PLATFORMS="linux/arm64,linux/amd64"
make build
```

## Code of Conduct

see: https://postgis.net/community/conduct/