From 741c1ef7a4f2ac316ad6e557ddbe03023413478d Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Mon, 6 May 2024 04:22:06 +0200 Subject: Adding upstream version 1:4.5. Signed-off-by: Daniel Baumann --- man/newgidmap.1.xml | 183 ++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 183 insertions(+) create mode 100644 man/newgidmap.1.xml (limited to 'man/newgidmap.1.xml') diff --git a/man/newgidmap.1.xml b/man/newgidmap.1.xml new file mode 100644 index 0000000..864bad1 --- /dev/null +++ b/man/newgidmap.1.xml @@ -0,0 +1,183 @@ + + + +]> + + + + newgidmap + 1 + User Commands + shadow-utils + &SHADOW_UTILS_VERSION; + + + newgidmap + set the gid mapping of a user namespace + + + + + newgidmap + + pid + + + gid + + + lowergid + + + count + + + + gid + + + lowergid + + + count + + + ... + + + + + + + DESCRIPTION + + The newgidmap sets /proc/[pid]/gid_map based on its + command line arguments and the gids allowed in /etc/subgid. + Note that the root user is not exempted from the requirement for a valid + /etc/subgid entry. + + + + After the pid argument, newgidmap expects sets of 3 integers: + + + gid + + + Beginning of the range of GIDs inside the user namespace. + + + + + lowergid + + + Beginning of the range of GIDs outside the user namespace. + + + + + count + + + Length of the ranges (both inside and outside the user namespace). + + + + + + + + newgidmap verifies that the caller is the owner + of the process indicated by and that for each + of the above sets, each of the GIDs in the range [lowergid, + lowergid+count] is allowed to the caller according to + /etc/subgid before setting + /proc/[pid]/gid_map. + + + Note that newgidmap may be used only once for a given process. + + + + + + OPTIONS + + There currently are no options to the newgidmap command. + + + + + + + FILES + + + /etc/subgid + + List of user's subordinate group IDs. + + + + /proc/[pid]/gid_map + + Mapping of gids from one between user namespaces. + + + + + + + SEE ALSO + + + login.defs5 + , + + newusers8 + , + + subgid5 + , + + useradd8 + , + + userdel8 + , + + usermod8 + . + + + -- cgit v1.2.3