From: Ian Kelling <ian@iankelling.org>
Date: Wed, 27 Mar 2024 19:36:29 +0000 (-0400)
Subject: mostly improvements
X-Git-Url: https://iankelling.org/git/?a=commitdiff_plain;ds=sidebyside;h=89a1a98bb918fdf856d34900610413c79e32897e;p=distro-setup

mostly improvements
---

diff --git a/distro-end b/distro-end
index acc1507..16fc7a5 100755
--- a/distro-end
+++ b/distro-end
@@ -2009,6 +2009,18 @@ esac
 
 ### end bitcoin
 
+### begin live streaming ###
+
+# comparing nginx rtmp to icecast
+# `mpv --cache=no` had about 2.5 sec latency vs 4 seconds.
+# Then I discovered this command which had about .5 sec latency:
+#ffplay -f live_flv -fast -x 1280 -y 720 -fflags nobuffer -flags low_delay -strict experimental -vf "setpts=N/60/TB" -af "asetpts=N/60/TB" -noframedrop -i rtmp://url_here
+#
+pi nginx libnginx-mod-rtmp
+
+
+### end live streaming ###
+
 ### begin gh ####
 
 # from https://raw.githubusercontent.com/cli/cli/trunk/docs/install_linux.md
diff --git a/filesystem/etc/nginx/conf.d/rtmp.conf b/filesystem/etc/nginx/conf.d/rtmp.conf
new file mode 100644
index 0000000..4a47eda
--- /dev/null
+++ b/filesystem/etc/nginx/conf.d/rtmp.conf
@@ -0,0 +1,13 @@
+# based on https://opensource.com/article/19/1/basic-live-video-streaming-server#comments
+# and https://github.com/arut/nginx-rtmp-module/wiki/Directives
+rtmp {
+    allow publish 127.0.0.1;
+    deny publish all;
+    server {
+        listen 1935;
+        application live {
+            live on;
+            record off;
+        }
+    }
+}
diff --git a/script-files b/script-files
index b4f8b61..1a63f56 100644
--- a/script-files
+++ b/script-files
@@ -23,6 +23,7 @@ my_bin_files=(
   prof-backup
   prof-tail
   prof-notify
+  /a/bin/newns/newns
 )
 
 for f in /b/log-quiet/*; do
diff --git a/system-status b/system-status
index 0e63964..dd327bb 100755
--- a/system-status
+++ b/system-status
@@ -389,6 +389,20 @@ write-status() {
     # leave it up to epanic-clean to send email notification
   fi
 
+  mprom=/var/lib/prometheus/node-exporter/mailtest-check.prom
+  if grep -qE 'mailtest_check_(unexpected|missing).*[^ ][^0]$' $mprom; then
+    chars+=("MTEST_SPAM")
+  fi
+  mtest_found=false
+  for t in $(grep -E ^mailtest_check_last_usec $mprom | awk '{print $NF}'); do
+    if (( t + 60 * 20 < EPOCHSECONDS )); then
+      mtest_found=true
+    fi
+  done
+  if $mtest_found; then
+    chars+=("MTEST_AGE")
+  fi
+
   if [[ ! -e $status_file || -w $status_file ]]; then
     if [[ -e /a/bin/bash_unpublished/source-state ]]; then
       cat /a/bin/bash_unpublished/source-state >$status_file
diff --git a/ziva-screen b/ziva-screen
index c512673..646ae91 100755
--- a/ziva-screen
+++ b/ziva-screen
@@ -15,7 +15,7 @@ esac
 
 f=/run/user/1000/ziva-tmp.jpg
 
-mkdir -p $dest_dir
+install -g 1000 -o 1000 -m 700 $dest_dir
 cd $dest_dir
 shopt -s nullglob
 jpgs=( 20*jpg )