From b9f59ddd81ed607866d66366405a41dcfa5f88b1 Mon Sep 17 00:00:00 2001
From: Jeff Carr <jcarr@wit.com>
Date: Fri, 3 Sep 2021 11:37:50 -0500
Subject: [PATCH] NEW: add a example that packs files into the go binary

Signed-off-by: Jeff Carr <jcarr@wit.com>
---
 Makefile                                 | 11 +++++++++++
 example-packr/Makefile                   |  2 ++
 example-packr/main.go                    | 19 +++++++++++++++++++
 example-packr/resources/root-anchors.xml | 16 ++++++++++++++++
 4 files changed, 48 insertions(+)
 create mode 100644 example-packr/Makefile
 create mode 100644 example-packr/main.go
 create mode 100644 example-packr/resources/root-anchors.xml

diff --git a/Makefile b/Makefile
index 37a34b1..53bc7c1 100644
--- a/Makefile
+++ b/Makefile
@@ -33,6 +33,7 @@ build:
 	cd example-lookupAAAA;		go install	# nslookup
 	cd example-json-decode;		go install	# raw golang byte handling
 	cd example-ssh;			go install	# scp example
+	cd example-packr;		go install	# pack a directory into a go binary
 
 	# golang things
 	cd example-flag;		go install	# process argv
@@ -44,12 +45,22 @@ build:
 # witgoget='-v -t' make prep
 # witgoget='-v -t -u' make prep		# to update
 prep:
+	witgoget='-v -t' make base
+
+update:
+	witgoget='-v -t -u' make base
+
+base:
 	make -C example-nohup prep
 	make -C example-expect prep
 	make -C example-shell prep
 	make -C example-gocui-mouse prep
 	make -C example-systray prep
 	make -C example-lookupAAAA prep
+	make -C example-gui prep
+
+init:
+	sudo make -C example-systray init
 
 sub-make:
 	# shell things
diff --git a/example-packr/Makefile b/example-packr/Makefile
new file mode 100644
index 0000000..79eee22
--- /dev/null
+++ b/example-packr/Makefile
@@ -0,0 +1,2 @@
+build:
+	go build
diff --git a/example-packr/main.go b/example-packr/main.go
new file mode 100644
index 0000000..b9d33ba
--- /dev/null
+++ b/example-packr/main.go
@@ -0,0 +1,19 @@
+package main
+
+import "log"
+import "github.com/gobuffalo/packr"
+
+var packrBox packr.Box
+
+func main() {
+
+	log.Println("packr ./resources box")
+
+	// This puts all the files in that directory in the binary
+	// This directory includes the default config file if there is not already one
+	packrBox = packr.NewBox("./resources")
+
+	filename := "root-anchors.xml"
+	b, _ := packrBox.FindString(filename)
+	log.Println(filename, "=\n\n", b)
+}
diff --git a/example-packr/resources/root-anchors.xml b/example-packr/resources/root-anchors.xml
new file mode 100644
index 0000000..3536f08
--- /dev/null
+++ b/example-packr/resources/root-anchors.xml
@@ -0,0 +1,16 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<TrustAnchor id="380DC50D-484E-40D0-A3AE-68F2B18F61C7" source="http://data.iana.org/root-anchors/root-anchors.xml">
+<Zone>.</Zone>
+<KeyDigest id="Kjqmt7v" validFrom="2010-07-15T00:00:00+00:00" validUntil="2019-01-11T00:00:00+00:00">
+<KeyTag>19036</KeyTag>
+<Algorithm>8</Algorithm>
+<DigestType>2</DigestType>
+<Digest>49AAC11D7B6F6446702E54A1607371607A1A41855200FD2CE1CDDE32F24E8FB5</Digest>
+</KeyDigest>
+<KeyDigest id="Klajeyz" validFrom="2017-02-02T00:00:00+00:00">
+<KeyTag>20326</KeyTag>
+<Algorithm>8</Algorithm>
+<DigestType>2</DigestType>
+<Digest>E06D44B80B8F1D39A95C0B0D7C65D08458E880409BBC683457104237C7F8EC8D</Digest>
+</KeyDigest>
+</TrustAnchor>