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Merged
jrwagz merged 1 commit into from
May 13, 2025
Merged

Automatically extract owner/name of repo #3

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15 changes: 13 additions & 2 deletions makefile
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Original file line number Diff line number Diff line change
@@ -1,7 +1,16 @@

# These variables are used for controlling how the image gets tagged when it's built, and they can be overridden when
# the call to the make command is made
IMAGE_NAME = ghcr.io/jrwagz/docker-image-example-template

# These variables are to easily extract the GitHub owner/name of the repo, using just the remote.origin.url
REMOTE_URL := $(shell git config --get remote.origin.url)
# this parsing of the owner is a bit complex, but it should work for both git and https remotes for github like follows
# https://github.com/jrwagz/docker-image-example-template.git
# git@github.com:jrwagz/docker-image-example-template.git
REPO_OWNER := $(shell echo $(REMOTE_URL) | sed -E -e "s|.*[:/]([a-zA-Z0-9_.-]+)/([a-zA-Z0-9_.-]+)\.git|\1|")
REPO_NAME := $(shell basename $(REMOTE_URL) .git)
REPO_FULL_NAME := $(REPO_OWNER)/$(REPO_NAME)
IMAGE_NAME := ghcr.io/$(REPO_FULL_NAME)

# Here we default to an image tag that makes it obvious that it was a local build, and that it isn't coming from CI
IMAGE_TAG:=$(shell whoami)-$(shell git describe --always)-dirty
Expand All @@ -12,6 +21,8 @@ DOCKERFILE_LINT_IMAGE:=ghcr.io/hadolint/hadolint:v2.12.0
DIVE_IMAGE:=ghcr.io/wagoodman/dive:v0.13.1
YAML_LINT_IMAGE:=pipelinecomponents/yamllint:0.34.0

# Some of the docker run tasks are better when -it is provided locally, but fail in CI with that value, so here we
# ensure that the appropriate version is available based on where the commands are being executed
IS_TTY := $(shell [ -t 0 ] && echo yes || echo no)
ifeq ($(IS_TTY),yes)
TTY_ARGS := "-it"
Expand All @@ -29,7 +40,7 @@ build:
-w "$(PWD)" \
-e CI=true \
$(DIVE_IMAGE) $(IMAGE_NAME):$(IMAGE_TAG)
@echo SUCCESS $(FULL_NAME):$(IMAGE_TAG) is built and has been scanned by dive
@echo SUCCESS $(IMAGE_NAME):$(IMAGE_TAG) is built and has been scanned by dive

MD_FILES:=$(shell find . -name "*.md")
.PHONY: lint_markdown
Expand Down