Différences

Ci-dessous, les différences entre deux révisions de la page.

--- tech:pb_podman [2026/05/28 17:35] – Jean-Baptiste
+++ tech:pb_podman [2026/09/04 10:00] (Version actuelle) – Jean-Baptiste
@@ Ligne 1: / Ligne 1: @@
+<!DOCTYPE markdown>
+{{tag>Pb podman Rootless LDAP}}
+# Pb Podman
+Voir aussi :
+  * /proc/sys/user/max_user_namespaces
+## Err ldap - no subuid
+Podman userland avec LDAP
+~~~
+$ podman ps
+ERRO[0000] cannot find UID/GID for user user1@acme.local: no subuid ranges found for user "user1@acme.local" in /etc/subuid - check rootless mode in man pages.
+WARN[0000] Using rootless single mapping into the namespace. This might break some images. Check /etc/subuid and /etc/subgid for adding sub*ids if not using a network user
+CONTAINER ID  IMAGE       COMMAND     CREATED     STATUS      PORTS       NAMES
+~~~
+### Solution
+~~~bash
+#echo "$(id -un):$(id -u):65536" | sudo tee -a /etc/subuid
+#echo "$(id -gn):$(id -g):65536" | sudo tee -a /etc/subgid
+sudo usermod --add-subuids "$(id -u)-$(( $(id -u) + 65535))" --add-subgids "$(id -g)-$(( $(id -g) + 65535))" "$(id -un)"
+~~~
+## Err Failed to get rootless runtime dir for DefaultAPIAddress: lstat /run/user/1000: no such file or directory
+Voir :
+* https://support.scc.suse.com/s/kb/Podman-warns-cgroupv2-manager-is-set-to-ssytemd-without-a-user-session
+~~~
+$ podman ps
+WARN[0000] Failed to get rootless runtime dir for DefaultAPIAddress: lstat /run/user/1000: no such file or directory
+WARN[0000] RunRoot is pointing to a path (/run/user/1000/containers) which is not writable. Most likely podman will fail.
+Error: default OCI runtime "runc" not found: invalid argument
+~~~
+~~~bash
+sudo mkdir /run/user/1000
+sudo chown 1000:1000 /run/user/1000
+~~~
+~~~
+$ podman ps
+WARN[0001] "/" is not a shared mount, this could cause issues or missing mounts with rootless containers
+WARN[0001] The cgroupv2 manager is set to systemd but there is no systemd user session available
+WARN[0001] For using systemd, you may need to log in using a user session
+WARN[0001] Alternatively, you can enable lingering with: `loginctl enable-linger 1000` (possibly as root)
+WARN[0001] Falling back to --cgroup-manager=cgroupfs
+CONTAINER ID  IMAGE       COMMAND     CREATED     STATUS      PORTS       NAMES
+WARN[0003] Failed to add pause process to systemd sandbox cgroup: dial unix /run/user/1000/bus: connect: no such file or directory
+~~~
+~~~bash
+mount --make-shared /
+~~~
+~~~
+$ podman ps
+WARN[0000] The cgroupv2 manager is set to systemd but there is no systemd user
+WARN[0000] For using systemd, you may need to log in using a user session
+WARN[0000] Alternatively, you can enable lingering with: `loginctl enable-linge
+WARN[0000] Falling back to --cgroup-manager=cgroupfs
+CONTAINER ID  IMAGE       COMMAND     CREATED     STATUS      PORTS       NAMES
+~~~
+### Solution
+~~~bash
+sudo loginctl enable-linger management
+~~~
+~~~
+$ podman ps
+ERRO[0001] Refreshing container 95cfa640ab028aed83857a9288956d4aff585eb863e8041a737d4be9f98b64df: acquiring lock 0 for container 95cfa640ab028aed83857a9288956d4aff585eb863e8041a737d4be9f98b64df: file exists
+ERRO[0001] Refreshing container 76f17f10362a77c722eb00dff478e2f1245a4860a6b11f7cdb4b2e42d3ae80f7: acquiring lock 1 for container 76f17f10362a77c722eb00dff478e2f1245a4860a6b11f7cdb4b2e42d3ae80f7: file exists
+ERRO[0001] Refreshing volume b7fa2f4a2f95a538232ec51f0ff6defc3613a6568fd2dedef13d1bd6f1113ee2: acquiring lock 3 for volume b7fa2f4a2f95a538232ec51f0ff6defc3613a6568fd2dedef13d1bd6f1113ee2: file exists
+CONTAINER ID  IMAGE       COMMAND     CREATED     STATUS      PORTS       NAMES
+~~~
+~~~
+$ podman ps
+CONTAINER ID  IMAGE       COMMAND     CREATED     STATUS      PORTS       NAMES
+~~~
+Autre solution à tester
+`${HOME}/.config/containers/containers.conf`
+~~~ini
+[engine]
+events_logger = "file"
+cgroup_manager = "cgroupfs"
+~~~
+## Err Error: initializing source - manifest unknown
+Voir aussi :
+* https://jfrog.com/help/r/artifactory-how-to-troubleshoot-docker-image-not-found-or-manifest-unknown-errors-through-artifactory/artifactory-how-to-troubleshoot-docker-image-not-found-or-manifest-unknown-errors-through-artifactory
+~~~
+$ podman pull docker.io/ansible/ansible-container-builder
+Trying to pull docker.io/ansible/ansible-container-builder:latest...
+Error: initializing source docker://ansible/ansible-container-builder:latest: reading manifest latest in docker.io/ansible/ansible-container-builder: manifest unknown
+~~~
+### Solution
+Il manquait le tag
+~~~
+$ podman search --list-tags docker.io/ansible/ansible-container-builder
+NAME                                         TAG
+docker.io/ansible/ansible-container-builder  0.1
+docker.io/ansible/ansible-container-builder  0.2
+docker.io/ansible/ansible-container-builder  0.3
+~~~
+~~~bash
+podman pull docker.io/ansible/ansible-container-builder:0.3
+~~~
+FIXME