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-rw-r--r--gnu/system/linux-container.scm19
1 files changed, 17 insertions, 2 deletions
diff --git a/gnu/system/linux-container.scm b/gnu/system/linux-container.scm
index cca626be06..c6124cd223 100644
--- a/gnu/system/linux-container.scm
+++ b/gnu/system/linux-container.scm
@@ -171,11 +171,15 @@ that will be shared with the host system."
(define script
(with-imported-modules (source-module-closure
'((guix build utils)
- (gnu build linux-container)))
+ (gnu build linux-container)
+ (guix i18n)
+ (guix diagnostics)))
#~(begin
(use-modules (gnu build linux-container)
(gnu system file-systems) ;spec->file-system
(guix build utils)
+ (guix i18n)
+ (guix diagnostics)
(srfi srfi-1))
(define file-systems
@@ -187,6 +191,16 @@ that will be shared with the host system."
fs)))
'#$specs))
+ (define (explain pid)
+ ;; XXX: We can't quite call 'bindtextdomain' so there's actually
+ ;; no i18n.
+ (info (G_ "system container is running as PID ~a~%") pid)
+ ;; XXX: Should we recommend 'guix container exec'? It's more
+ ;; verbose and doesn't bring much.
+ (info (G_ "Run 'sudo nsenter -a -t ~a' to get a shell into it.~%")
+ pid)
+ (newline (guix-warning-port)))
+
(call-with-container file-systems
(lambda ()
(setenv "HOME" "/root")
@@ -201,7 +215,8 @@ that will be shared with the host system."
#:host-uids 65536
#:namespaces (if #$shared-network?
(delq 'net %namespaces)
- %namespaces)))))
+ %namespaces)
+ #:process-spawned-hook explain))))
(gexp->script "run-container" script)))