--authfile command line argument for image sign command.

Adds the --authfile command line argument to allow users to use
alternative authfile paths when signing images.

Replaces: https://github.com/containers/podman/pull/10975
Fixes: https://github.com/containers/podman/issues/10866

Signed-off-by: José Guilherme Vanz <jvanz@jvanz.com>
Signed-off-by: Daniel J Walsh <dwalsh@redhat.com>

1 files changed, 9 insertions, 0 deletions

diff --git a/docs/source/markdown/podman-image-sign.1.md b/docs/source/markdown/podman-image-sign.1.md
index e284955a2..5f23bbfaf 100644
--- a/docs/source/markdown/podman-image-sign.1.md
+++ b/docs/source/markdown/podman-image-sign.1.md
@@ -23,6 +23,13 @@ Print usage statement.
 
 Sign all the manifests of the multi-architecture image (default false).
 
+#### **--authfile**=*path*
+
+Path of the authentication file. Default is ${XDG\_RUNTIME\_DIR}/containers/auth.json
+
+Note: You can also override the default path of the authentication file by setting the REGISTRY\_AUTH\_FILE
+environment variable. `export REGISTRY_AUTH_FILE=path`
+
 #### **--cert-dir**=*path*
 
 Use certificates at *path* (\*.crt, \*.cert, \*.key) to connect to the registry.
@@ -41,6 +48,8 @@ Sign the busybox image with the identity of foo@bar.com with a user's keyring an
 
    sudo podman image sign --sign-by foo@bar.com --directory /tmp/signatures docker://privateregistry.example.com/foobar
 
+   sudo podman image sign --authfile=/tmp/foobar.json --sign-by foo@bar.com --directory /tmp/signatures docker://privateregistry.example.com/foobar
+
 ## RELATED CONFIGURATION
 
 The write (and read) location for signatures is defined in YAML-based