podman does not support COPY --link
rgov opened this issue · 2 comments
rgov commented
Issue Description
The COPY --link flag causes an error when used in a Dockerfile.
Steps to reproduce the issue
$ cat Dockerfile
# syntax=docker/dockerfile:1
FROM alpine
COPY --link /bin/ls /bin/ls2
$ podman build .
Describe the results you received
STEP 2/2: COPY --link /bin/ls /bin/ls2
Error: building at STEP "COPY --link /bin/ls /bin/ls2": COPY only supports the --chmod=<permissions> --chown=<uid:gid> and the --from=<image|stage> flags
Describe the results you expected
Build succeeds.
podman info output
host:
arch: arm64
buildahVersion: 1.32.0
cgroupControllers:
- cpuset
- cpu
- io
- memory
- pids
- rdma
- misc
cgroupManager: systemd
cgroupVersion: v2
conmon:
package: conmon-2.1.7-2.fc38.aarch64
path: /usr/bin/conmon
version: 'conmon version 2.1.7, commit: '
cpuUtilization:
idlePercent: 84.22
systemPercent: 1.73
userPercent: 14.05
cpus: 1
databaseBackend: boltdb
distribution:
distribution: fedora
variant: coreos
version: "38"
eventLogger: journald
freeLocks: 2046
hostname: localhost.localdomain
idMappings:
gidmap: null
uidmap: null
kernel: 6.5.5-200.fc38.aarch64
linkmode: dynamic
logDriver: journald
memFree: 417480704
memTotal: 1980325888
networkBackend: netavark
networkBackendInfo:
backend: netavark
dns:
package: aardvark-dns-1.7.0-1.fc38.aarch64
path: /usr/libexec/podman/aardvark-dns
version: aardvark-dns 1.7.0
package: netavark-1.7.0-1.fc38.aarch64
path: /usr/libexec/podman/netavark
version: netavark 1.7.0
ociRuntime:
name: crun
package: crun-1.9.2-1.fc38.aarch64
path: /usr/bin/crun
version: |-
crun version 1.9.2
commit: 35274d346d2e9ffeacb22cc11590b0266a23d634
rundir: /run/crun
spec: 1.0.0
+SYSTEMD +SELINUX +APPARMOR +CAP +SECCOMP +EBPF +CRIU +LIBKRUN +WASM:wasmedge +YAJL
os: linux
pasta:
executable: /usr/bin/pasta
package: passt-0^20230908.g05627dc-1.fc38.aarch64
version: |
pasta 0^20230908.g05627dc-1.fc38.aarch64-pasta
Copyright Red Hat
GNU General Public License, version 2 or later
<https://www.gnu.org/licenses/old-licenses/gpl-2.0.html>
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.
remoteSocket:
exists: true
path: /run/podman/podman.sock
security:
apparmorEnabled: false
capabilities: CAP_CHOWN,CAP_DAC_OVERRIDE,CAP_FOWNER,CAP_FSETID,CAP_KILL,CAP_NET_BIND_SERVICE,CAP_SETFCAP,CAP_SETGID,CAP_SETPCAP,CAP_SETUID,CAP_SYS_CHROOT
rootless: false
seccompEnabled: true
seccompProfilePath: /usr/share/containers/seccomp.json
selinuxEnabled: true
serviceIsRemote: true
slirp4netns:
executable: /usr/bin/slirp4netns
package: slirp4netns-1.2.1-1.fc38.aarch64
version: |-
slirp4netns version 1.2.1
commit: 09e31e92fa3d2a1d3ca261adaeb012c8d75a8194
libslirp: 4.7.0
SLIRP_CONFIG_VERSION_MAX: 4
libseccomp: 2.5.3
swapFree: 0
swapTotal: 0
uptime: 0h 38m 32.00s
plugins:
authorization: null
log:
- k8s-file
- none
- passthrough
- journald
network:
- bridge
- macvlan
- ipvlan
volume:
- local
registries:
search:
- docker.io
store:
configFile: /usr/share/containers/storage.conf
containerStore:
number: 1
paused: 0
running: 1
stopped: 0
graphDriverName: overlay
graphOptions:
overlay.mountopt: nodev,metacopy=on
graphRoot: /var/lib/containers/storage
graphRootAllocated: 106769133568
graphRootUsed: 4180983808
graphStatus:
Backing Filesystem: xfs
Native Overlay Diff: "false"
Supports d_type: "true"
Supports shifting: "true"
Supports volatile: "true"
Using metacopy: "true"
imageCopyTmpDir: /var/tmp
imageStore:
number: 3
runRoot: /run/containers/storage
transientStore: false
volumePath: /var/lib/containers/storage/volumes
version:
APIVersion: 4.7.0
Built: 1695839065
BuiltTime: Wed Sep 27 11:24:25 2023
GitCommit: ""
GoVersion: go1.20.8
Os: linux
OsArch: linux/arm64
Version: 4.7.0
Podman in a container
No
Privileged Or Rootless
Rootless
Upstream Latest Release
Yes
Additional environment details
No response
Additional information
No response
rhatdan commented
This is a buildah issue.