From: Sergey Matveev <stargrave@stargrave.org>
Date: Mon, 30 Oct 2023 11:29:19 +0000 (+0300)
Subject: Do not create FIFO any time
X-Git-Url: http://www.git.stargrave.org/?p=dotfiles.git;a=commitdiff_plain;h=d9f1569cda6f1bfb491e1d35b1aad417797ef585

Do not create FIFO any time
---

diff --git a/bin/bin/zsnap b/bin/bin/zsnap
index 008fd07..90d08f6 100755
--- a/bin/bin/zsnap
+++ b/bin/bin/zsnap
@@ -15,6 +15,13 @@ EOF
     exit 1
 }
 
+mk_fifo() {
+    [[ -z $FIFO ]] || {
+        mkfifo $dst/$latest_filename.zfs.zst.age
+        echo $dst/$latest_filename.zfs.zst.age
+    }
+}
+
 enccmd=(~stargrave/bin/age -R /home/stargrave/.age/general.pub)
 
 [[ $# -ge 2 ]] || usage
@@ -30,10 +37,6 @@ snaps=(${(f)snaps})
 latest=${snaps[1]}
 latest_filename=${latest:gs#/#%}
 dst=$3
-[[ -z $FIFO ]] || {
-    mkfifo $dst/$latest_filename.zfs.zst.age
-    echo $dst/$latest_filename.zfs.zst.age
-}
 
 case $action in
     snap-initial)
@@ -48,6 +51,7 @@ case $action in
         ;;
     sync-initial)
         [[ -d $dst ]] || usage
+        mk_fifo
         setopt PIPE_FAIL
         zfs send -Rwv $latest | zstdmt | $enccmd > $dst/$latest_filename.zfs.zst.age
         sync
@@ -55,6 +59,7 @@ case $action in
         ;;
     sync)
         [[ -d $dst ]] || usage
+        mk_fifo
         latest_dst=($dst/*.from~$dst/.*(.Onn[1]))
         [[ $latest_dst ]]
         latest_dst=${latest_dst[1]}