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author | Aditya R <arajan@redhat.com> | 2022-08-24 11:22:33 +0530 |
---|---|---|
committer | Aditya R <arajan@redhat.com> | 2022-08-24 14:06:25 +0530 |
commit | b4584ea8546be227c74174130ec3a04a93996d28 (patch) | |
tree | a18b2250fbbbc64f297415df7e27b37c2e659352 /docs/source | |
parent | 2538bea8da2a4dba96f1c80594a66f6319d2d872 (diff) | |
download | podman-b4584ea8546be227c74174130ec3a04a93996d28.tar.gz podman-b4584ea8546be227c74174130ec3a04a93996d28.tar.bz2 podman-b4584ea8546be227c74174130ec3a04a93996d28.zip |
run,create: add support for --env-merge for preprocessing vars
Allow end users to preprocess default environment variables before
injecting them into container using `--env-merge`
Usage
```
podman run -it --rm --env-merge some=${some}-edit --env-merge
some2=${some2}-edit2 myimage sh
```
Closes: https://github.com/containers/podman/issues/15288
Signed-off-by: Aditya R <arajan@redhat.com>
Diffstat (limited to 'docs/source')
-rw-r--r-- | docs/source/markdown/options/env-merge.md | 5 | ||||
-rw-r--r-- | docs/source/markdown/podman-create.1.md.in | 2 | ||||
-rw-r--r-- | docs/source/markdown/podman-run.1.md.in | 2 |
3 files changed, 9 insertions, 0 deletions
diff --git a/docs/source/markdown/options/env-merge.md b/docs/source/markdown/options/env-merge.md new file mode 100644 index 000000000..aa1aa003d --- /dev/null +++ b/docs/source/markdown/options/env-merge.md @@ -0,0 +1,5 @@ +#### **--env-merge**=*env* + +Preprocess default environment variables for the containers. For example +if image contains environment variable `hello=world` user can preprocess +it using `--env-merge hello=${hello}-some` so new value will be `hello=world-some`. diff --git a/docs/source/markdown/podman-create.1.md.in b/docs/source/markdown/podman-create.1.md.in index 9518568bb..0e65e7e3a 100644 --- a/docs/source/markdown/podman-create.1.md.in +++ b/docs/source/markdown/podman-create.1.md.in @@ -208,6 +208,8 @@ Read in a line delimited file of environment variables. See **Environment** note @@option env-host +@@option env-merge + @@option expose #### **--gidmap**=*container_gid:host_gid:amount* diff --git a/docs/source/markdown/podman-run.1.md.in b/docs/source/markdown/podman-run.1.md.in index 3e31ccc45..98d57a9c1 100644 --- a/docs/source/markdown/podman-run.1.md.in +++ b/docs/source/markdown/podman-run.1.md.in @@ -243,6 +243,8 @@ Read in a line delimited file of environment variables. See **Environment** note @@option env-host +@@option env-merge + @@option expose #### **--gidmap**=*container_gid:host_gid:amount* |