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[khome.git] / home / lib / login_functions.sh

diff --git a/home/lib/login_functions.sh b/home/lib/login_functions.sh
index 01ada21..68d99a2 100644 (file)
--- a/home/lib/login_functions.sh
+++ b/home/lib/login_functions.sh
@@ -341,16 +341,20 @@ weather() {
     curl "http://wttr.in/$_weather_location?format=v2"
 }
 
+_bt_devs_infos() {
+    # grep's defintion of a line does not include \r, wile awk's does and
+    # which bluetoothctl outputs
+    awk '/^Device +/ {print $2}' \
+    | xargs -I% sh -c 'echo info % | bluetoothctl' \
+    | awk '/^Device |^\t[A-Z][A-Za-z0-9]+: /'
+}
+
 bt_devs_paired() {
-    bluetoothctl -- paired-devices \
-    | awk '{print $2}' \
-    | xargs bluetoothctl -- info
+    echo 'paired-devices' | bluetoothctl | _bt_devs_infos
 }
 
 bt_devs() {
-    bluetoothctl -- devices \
-    | awk '{print $2}' \
-    | xargs bluetoothctl -- info
+    echo 'devices' | bluetoothctl | _bt_devs_infos
 }
 
 run() {
@@ -447,7 +451,7 @@ motd() {
 
     echo
 
-    printf 'tmux: sessions %d, clients: %d\n' \
+    printf 'tmux: sessions %d, clients %d\n' \
         "$(tmux list-sessions 2> /dev/null | wc -l)" \
         "$(tmux list-clients  2> /dev/null | wc -l)"
 
@@ -542,7 +546,12 @@ motd() {
     echo
 
     echo 'Loggers'
-    awk '{split($5, prog, "["); print prog[1]}' /var/log/syslog \
+    awk '
+        {
+            split($5, prog, "[")
+            sub(":$", "", prog[1]) # if there were no [], than : will is left behind
+            print prog[1]
+        }' /var/log/syslog \
     | awk '
         {
             n = split($1, path, "/")  # prog may be in path form
@@ -560,3 +569,25 @@ motd() {
     | column -t \
     | indent "${indent_unit}"
 }
+
+ssh_invalid_attempts_from() {
+    awk '
+        /: Invalid user/ && $5 ~ /^sshd/ {
+            u=$8
+            addr=$10 == "port" ? $9 : $10
+            max++
+            curr[addr]++
+        }
+
+        END {
+            for (addr in curr)
+                if ((c = curr[addr]) > 1)
+                    print c, max, addr
+        }
+        ' \
+        /var/log/auth.log \
+        /var/log/auth.log.1 \
+    | sort -n -k 1 \
+    | bar_gauge -v width=$(stty size | awk '{print $2}') -v num=1 -v ch_right=' ' -v ch_left=' ' -v ch_blank=' ' \
+    | column -t
+}