From f1a53d611604482db975b312f4eeb6a81ea95ce5 Mon Sep 17 00:00:00 2001 From: Ophestra Date: Fri, 8 Aug 2025 00:43:19 +0900 Subject: [PATCH] container: raise CAP_DAC_OVERRIDE This is required for upperdir and workdir checks in overlayfs. Signed-off-by: Ophestra --- container/capability.go | 5 +++-- container/container.go | 2 +- 2 files changed, 4 insertions(+), 3 deletions(-) diff --git a/container/capability.go b/container/capability.go index 7c36ce9..fda2fb2 100644 --- a/container/capability.go +++ b/container/capability.go @@ -12,8 +12,9 @@ const ( PR_CAP_AMBIENT_RAISE = 0x2 PR_CAP_AMBIENT_CLEAR_ALL = 0x4 - CAP_SYS_ADMIN = 0x15 - CAP_SETPCAP = 0x8 + CAP_SYS_ADMIN = 0x15 + CAP_SETPCAP = 0x8 + CAP_DAC_OVERRIDE = 0x1 ) type ( diff --git a/container/container.go b/container/container.go index 5a7858f..a0e1c2d 100644 --- a/container/container.go +++ b/container/container.go @@ -146,7 +146,7 @@ func (p *Container) Start() error { CLONE_NEWIPC | CLONE_NEWUTS | CLONE_NEWCGROUP, // remain privileged for setup - AmbientCaps: []uintptr{CAP_SYS_ADMIN, CAP_SETPCAP}, + AmbientCaps: []uintptr{CAP_SYS_ADMIN, CAP_SETPCAP, CAP_DAC_OVERRIDE}, UseCgroupFD: p.Cgroup != nil, }