Support auth file environment variable & add change to man pages

Signed-off-by: Qi Wang <qiwan@redhat.com>

7 files changed, 21 insertions, 0 deletions

diff --git a/docs/podman-build.1.md b/docs/podman-build.1.md
index a6a8dfbc2..0cbce15c0 100644
--- a/docs/podman-build.1.md
+++ b/docs/podman-build.1.md
@@ -38,6 +38,9 @@ Note: this information is not present in Docker image formats, so it is discarde
 Path of the authentication file. Default is ${XDG\_RUNTIME\_DIR}/containers/auth.json, which is set using `podman login`.
 If the authorization state is not found there, $HOME/.docker/config.json is checked, which is set using `docker login`.
 
+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`
+
 **--build-arg** *arg=value*
 
 Specifies a build argument and its value, which will be interpolated in
diff --git a/docs/podman-container-runlabel.1.md b/docs/podman-container-runlabel.1.md
index 4611aa4d9..73b7d7e15 100644
--- a/docs/podman-container-runlabel.1.md
+++ b/docs/podman-container-runlabel.1.md
@@ -54,6 +54,9 @@ Any additional arguments will be appended to the command.
 Path of the authentication file. Default is ${XDG_RUNTIME\_DIR}/containers/auth.json, which is set using `podman login`.
 If the authorization state is not found there, $HOME/.docker/config.json is checked, which is set using `docker login`.
 
+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`
+
 **--display**
 
 Display the label's value of the image having populated its environment variables.
diff --git a/docs/podman-login.1.md b/docs/podman-login.1.md
index a0b9a2fe6..a3ee2929c 100644
--- a/docs/podman-login.1.md
+++ b/docs/podman-login.1.md
@@ -33,6 +33,9 @@ Username for registry
 
 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.
diff --git a/docs/podman-logout.1.md b/docs/podman-logout.1.md
index 4e001085c..be0c52e39 100644
--- a/docs/podman-logout.1.md
+++ b/docs/podman-logout.1.md
@@ -24,6 +24,9 @@ All the cached credentials can be removed by setting the **all** flag.
 
 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`
+
 **--all, -a**
 
 Remove the cached credentials for all registries in the auth file
diff --git a/docs/podman-pull.1.md b/docs/podman-pull.1.md
index 6eff52cea..86c6823af 100644
--- a/docs/podman-pull.1.md
+++ b/docs/podman-pull.1.md
@@ -50,6 +50,9 @@ Image stored in local container/storage
 Path of the authentication file. Default is ${XDG_RUNTIME\_DIR}/containers/auth.json, which is set using `podman login`.
 If the authorization state is not found there, $HOME/.docker/config.json is checked, which is set using `docker login`.
 
+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.
diff --git a/docs/podman-push.1.md b/docs/podman-push.1.md
index 40442a98f..537988ea0 100644
--- a/docs/podman-push.1.md
+++ b/docs/podman-push.1.md
@@ -49,6 +49,9 @@ Image stored in local container/storage
 Path of the authentication file. Default is ${XDG_RUNTIME\_DIR}/containers/auth.json, which is set using `podman login`.
 If the authorization state is not found there, $HOME/.docker/config.json is checked, which is set using `docker login`.
 
+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`
+
 **--creds="CREDENTIALS"**
 
 The [username[:password]] to use to authenticate with the registry if required.
diff --git a/docs/podman-search.1.md b/docs/podman-search.1.md
index 429c3c5ad..ea1228f94 100644
--- a/docs/podman-search.1.md
+++ b/docs/podman-search.1.md
@@ -29,6 +29,9 @@ Note, searching without a search term will only work for registries that impleme
 
 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`
+
 **--filter, -f**
 
 Filter output based on conditions provided (default [])