From f95738c0dd6263bad7973e664eb826b2507c6b1e Mon Sep 17 00:00:00 2001
From: Piotr Maksymiuk <piotr.maksymiuk@movishell.pl>
Date: Thu, 1 Feb 2024 22:59:54 +0100
Subject: container: T5955: allow setting uid/gid

(cherry picked from commit 52e9707a43290f5f826766e2c42c5f0db3c9adec)
---
 interface-definitions/container.xml.in | 24 ++++++++++++++++++++++++
 src/conf_mode/container.py             | 14 +++++++++++++-
 2 files changed, 37 insertions(+), 1 deletion(-)

diff --git a/interface-definitions/container.xml.in b/interface-definitions/container.xml.in
index b35ba8d1c..f0db8a6f2 100644
--- a/interface-definitions/container.xml.in
+++ b/interface-definitions/container.xml.in
@@ -316,6 +316,30 @@
             </properties>
             <defaultValue>on-failure</defaultValue>
           </leafNode>
+          <leafNode name="uid">
+            <properties>
+              <help>User ID this container will run as</help>
+              <valueHelp>
+                <format>u32:0-65535</format>
+                <description>User ID this container will run as</description>
+              </valueHelp>
+              <constraint>
+                <validator name="numeric" argument="--range 0-65535"/>
+              </constraint>
+            </properties>
+          </leafNode>
+          <leafNode name="gid">
+            <properties>
+              <help>Group ID this container will run as</help>
+              <valueHelp>
+                <format>u32:0-65535</format>
+                <description>Group ID this container will run as</description>
+              </valueHelp>
+              <constraint>
+                <validator name="numeric" argument="--range 0-65535"/>
+              </constraint>
+            </properties>
+          </leafNode>
           <tagNode name="volume">
             <properties>
               <help>Mount a volume into the container</help>
diff --git a/src/conf_mode/container.py b/src/conf_mode/container.py
index 59d11c5a3..321d00abf 100755
--- a/src/conf_mode/container.py
+++ b/src/conf_mode/container.py
@@ -214,6 +214,10 @@ def verify(container):
             if {'allow_host_networks', 'network'} <= set(container_config):
                 raise ConfigError(f'"allow-host-networks" and "network" for "{name}" cannot be both configured at the same time!')
 
+            # gid cannot be set without uid
+            if 'gid' in container_config and 'uid' not in container_config:
+                raise ConfigError(f'Cannot set "gid" without "uid" for container')
+
     # Add new network
     if 'network' in container:
         for network, network_config in container['network'].items():
@@ -308,6 +312,14 @@ def generate_run_arguments(name, container_config):
                 # If listen_addresses is empty, just include the standard publish command
                 port += f' --publish {sport}:{dport}/{protocol}'
 
+    # Set uid and gid
+    uid = ''
+    if 'uid' in container_config:
+        uid = container_config['uid']
+        if 'gid' in container_config:
+            uid += ':' + container_config['gid']
+        uid = f'--user {uid}'
+
     # Bind volume
     volume = ''
     if 'volume' in container_config:
@@ -320,7 +332,7 @@ def generate_run_arguments(name, container_config):
 
     container_base_cmd = f'--detach --interactive --tty --replace {cap_add} ' \
                          f'--memory {memory}m --shm-size {shared_memory}m --memory-swap 0 --restart {restart} ' \
-                         f'--name {name} {hostname} {device} {port} {volume} {env_opt} {label}'
+                         f'--name {name} {hostname} {device} {port} {volume} {env_opt} {label} {uid}'
 
     entrypoint = ''
     if 'entrypoint' in container_config:
-- 
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