From ee25ee5fe16a3fd12b6cab3f64837e7c09916f58 Mon Sep 17 00:00:00 2001
From: Fabian Schlenz <mail@fabianonline.de>
Date: Tue, 2 Nov 2021 14:38:12 +0100
Subject: [PATCH] More commands.

---
 _get_container.sh | 13 +++++++++++++
 dbash             |  5 +++++
 dhelp             |  9 +++++++++
 dlogs             |  5 +++++
 dlogsl            |  5 +++++
 dlr               |  5 +++++
 dsh               |  5 +++++
 dstats            |  3 +++
 ofelias.rb        | 47 +++++++++++++++++++++++++++++++++++++++++++++++
 9 files changed, 97 insertions(+)
 create mode 100644 _get_container.sh
 create mode 100755 dbash
 create mode 100755 dhelp
 create mode 100755 dlogs
 create mode 100755 dlogsl
 create mode 100755 dlr
 create mode 100755 dsh
 create mode 100755 dstats
 create mode 100755 ofelias.rb

diff --git a/_get_container.sh b/_get_container.sh
new file mode 100644
index 0000000..b328606
--- /dev/null
+++ b/_get_container.sh
@@ -0,0 +1,13 @@
+#!/bin/sh
+
+if [ -z "$1" ]; then
+	base=`realpath . --relative-to="/data/containers" | cut -d"/" -f1`
+	if [ "$base" = ".." -o "$base" = "." ]; then
+		echo "No container given and not within /data/containers"
+		exit 1
+	fi
+	container="$base"
+	echo "Working on container $container."
+else
+	container="$1"
+fi
diff --git a/dbash b/dbash
new file mode 100755
index 0000000..3aedb55
--- /dev/null
+++ b/dbash
@@ -0,0 +1,5 @@
+#!/bin/sh
+
+. $(dirname $0)/_get_container.sh
+
+docker exec -it "$container" /bin/bash
diff --git a/dhelp b/dhelp
new file mode 100755
index 0000000..6e26feb
--- /dev/null
+++ b/dhelp
@@ -0,0 +1,9 @@
+echo "Docker-Tools"
+echo
+echo "dps        - Shows a tabular list of running containers."
+echo "dlogs      - Show latest log entries of container."
+echo "dlogsl     - Shows latest log entries using less."
+echo "dup        - Creates and runs containers from YAML files."
+echo "dbash      - Starts a bash shell in the container."
+echo "dsh        - Starts a sh shell in the container."
+echo "dstats     - Shows stats for all running containers."
diff --git a/dlogs b/dlogs
new file mode 100755
index 0000000..6cd8b4f
--- /dev/null
+++ b/dlogs
@@ -0,0 +1,5 @@
+#!/bin/sh
+
+. $(dirname $0)/_get_container.sh
+
+docker logs --tail=100 -f "$container"
diff --git a/dlogsl b/dlogsl
new file mode 100755
index 0000000..468dce4
--- /dev/null
+++ b/dlogsl
@@ -0,0 +1,5 @@
+#!/bin/sh
+
+. $(dirname $0)/_get_container.sh
+
+docker logs -f "$container" 2>&1 | less
diff --git a/dlr b/dlr
new file mode 100755
index 0000000..57418f3
--- /dev/null
+++ b/dlr
@@ -0,0 +1,5 @@
+#!/bin/sh
+
+. $(dirname $0)/_get_container.sh
+
+docker restart "$container" && docker logs --tail=100 -f "$container"
diff --git a/dsh b/dsh
new file mode 100755
index 0000000..cfa44d6
--- /dev/null
+++ b/dsh
@@ -0,0 +1,5 @@
+#!/bin/sh
+
+. $(dirname $0)/_get_container.sh
+
+docker exec -it "$container" /bin/sh
diff --git a/dstats b/dstats
new file mode 100755
index 0000000..3fe7e6e
--- /dev/null
+++ b/dstats
@@ -0,0 +1,3 @@
+#!/bin/bash
+
+echo docker stats $(docker inspect --format "{{.Name}}" $(docker ps -q))
diff --git a/ofelias.rb b/ofelias.rb
new file mode 100755
index 0000000..d52939c
--- /dev/null
+++ b/ofelias.rb
@@ -0,0 +1,47 @@
+#!/usr/bin/env ruby
+
+require 'socket'
+require 'json'
+require 'terminal-table'
+
+def fetch_data
+    socket = UNIXSocket.new("/var/run/docker.sock")
+    request = "GET /v1.24/containers/json?all=1 HTTP/1.0\r\n\r\n"
+    socket.write(request)
+
+    response = ""
+
+    loop do
+            break if socket.eof?
+            line = socket.gets
+            break if line=="\r\n"
+    end
+
+    until socket.eof?
+            line = socket.gets
+            response += line
+    end
+
+    return JSON.parse(response, symbolize_names: true)
+end
+
+rows = []
+data = fetch_data
+data.each do |d|
+    next unless labels = d[:Labels]
+    name = d[:Names][0][1..-1]
+
+    next unless labels[:"ofelia.enabled"]
+    tasks = labels.keys.map(&:to_s).map{|s| s.scan(/\Aofelia\.job-([a-z]+)\.([^.]*)\./).first}.uniq.compact
+    next unless tasks.count>0
+    tasks.each do |task|
+        type, taskname = *task
+        schedule = labels[:"ofelia.job-#{type}.#{taskname}.schedule"]
+        command = labels[:"ofelia.job-#{type}.#{taskname}.command"]
+        rows << [name, type, taskname, schedule, command]
+    end
+end
+
+exit 0 unless rows.count>0
+
+puts Terminal::Table.new(rows: rows, headings: ["Container", "Type", "Task", "Schedule", "Command"])
\ No newline at end of file