report-installed-packages: add mail support

1 files changed, 38 insertions, 16 deletions

diff --git a/report-installed-packages b/report-installed-packages
index 69684b9..db80ea1 100755
--- a/report-installed-packages
+++ b/report-installed-packages
@@ -1,18 +1,40 @@
 #!/bin/bash
 
-(
-  ls '/var/lib/pacman/sync' | \
-    grep 'testing\.db$' | \
-    sed 's|^|/var/lib/pacman/sync/|' | \
-    xargs -rn1 bsdtar -tf | \
-    sed -n '
-      /\/$/{
-        s|/$||
-        p
-      }
-    '
-  pacman -Q | \
-    tr ' ' '-'
-) | \
-  sort | \
-  uniq -d
+if [ $# -eq 2 ]; then
+  from="$1"
+  to="$2"
+elif [ $# -ne 0 ]; then
+  >&2 echo 'usage: report-installed-packages [from] [to]'
+  exit 1
+fi
+
+content=$(
+  (
+    ls '/var/lib/pacman/sync' | \
+      grep 'testing\.db$' | \
+      sed 's|^|/var/lib/pacman/sync/|' | \
+      xargs -rn1 bsdtar -tf | \
+      sed -n '
+        /\/$/{
+          s|/$||
+          p
+        }
+      '
+    pacman -Q | \
+      tr ' ' '-'
+  ) | \
+    sort | \
+    uniq -d
+)
+
+if [ -z "${to}" ] || [ -z "${from}" ]; then
+  echo "${content}"
+elif [ -n "${content}" ]; then
+  printf '%s\n' \
+    "From: ${from}" \
+    "To: ${to}" \
+    "Subject: $(hostname) - report about installed i686 packages" \
+    "" \
+    "${content}" | \
+    sendmailadvanced
+fi