COPY and ADD with multiple <src> do not invalidate cache if Docker Buildkit is turned on. #38964
Description
Description
BUG REPORT INFORMATION
Steps to reproduce the issue:
- Use Dockerfile with
ADD 1.txt 2.txt ./ - Build it with DOCKER_BUILDKIT=1
- Change 2.txt content
- Build again
Describe the results you received:
The result of the ADD step is cached
Describe the results you expected:
ADD step should not be cached
Additional information you deem important (e.g. issue happens only occasionally):
https://github.com/Antiarchitect/docker-buildkit-bug - Repo where you can reproduce
Output of docker version:
Client:
Version: 18.09.3
API version: 1.39
Go version: go1.10.8
Git commit: 774a1f4
Built: Thu Feb 28 06:34:10 2019
OS/Arch: linux/amd64
Experimental: false
Server: Docker Engine - Community
Engine:
Version: 18.09.3
API version: 1.39 (minimum version 1.12)
Go version: go1.10.8
Git commit: 774a1f4
Built: Thu Feb 28 06:02:24 2019
OS/Arch: linux/amd64
Experimental: true
Output of docker info:
Containers: 0
Running: 0
Paused: 0
Stopped: 0
Images: 507
Server Version: 18.09.3
Storage Driver: overlay2
Backing Filesystem: extfs
Supports d_type: true
Native Overlay Diff: true
Logging Driver: json-file
Cgroup Driver: cgroupfs
Plugins:
Volume: local
Network: bridge host ipvlan macvlan null overlay
Log: awslogs fluentd gcplogs gelf journald json-file local logentries splunk syslog
Swarm: inactive
Runtimes: runc
Default Runtime: runc
Init Binary: docker-init
containerd version: e6b3f5632f50dbc4e9cb6288d911bf4f5e95b18e
runc version: 6635b4f0c6af3810594d2770f662f34ddc15b40d
init version: fec3683
Security Options:
seccomp
Profile: default
Kernel Version: 5.0.3-200.fc29.x86_64
Operating System: Fedora 29 (Twenty Nine)
OSType: linux
Architecture: x86_64
CPUs: 8
Total Memory: 15.6GiB
Name: localhost.localdomain
ID: P5EM:M6NC:P7AY:35ET:CJUH:AITQ:CENP:LJB7:4IOL:ZQMC:YVJG:F7OK
Docker Root Dir: /var/lib/docker
Debug Mode (client): false
Debug Mode (server): false
Username: antiarchitect
Registry: https://index.docker.io/v1/
Labels:
Experimental: true
Insecure Registries:
127.0.0.0/8
Live Restore Enabled: false
Product License: Community Engine
Additional environment details (AWS, VirtualBox, physical, etc.):