Merge branch 'jcarr' of gitea.wit.com:jcarr/wit-utils into jcarr

.gitignore

@@ -14,6 +14,7 @@ go-clone-test/go-clone-test
 go-clone-test/goclonetest
 go-clone-test/goclonetesttest
 going2git/going2git
+blobby/blobby
 cf-r2/cf-r2
 cf-r2/download
 cf-r2/upload

Makefile

@@ -4,3 +4,6 @@ all:
 	make -C zoopb-example
 	make -C testGui
 	make -C going2git	# actually builds against git2go using libgit2 v1.8.4
+
+clean:
+	rm -f go.*

blobby/Makefile

@@ -0,0 +1,28 @@
+VERSION = $(shell git describe --tags)
+GUIVERSION = $(shell git describe --tags)
+BUILDTIME = $(shell date +%s)
+
+all: build
+
+build: goimports
+	GO111MODULE=off go build -v \
+		-ldflags "-X main.VERSION=${VERSION} -X main.BUILDTIME=${BUILDTIME} -X gui.GUIVERSION=${VERSION}"
+
+vet:
+	GO111MODULE=off go vet
+
+goimports:
+	goimports -w *.go
+	# // to globally reset paths:
+	# // gofmt -w -r '"go.wit.com/gui/gadgets" -> "go.wit.com/lib/gadgets"' *.go
+
+gocui: build
+	reset
+	./go-clone-test --gui gocui
+
+install: goimports
+	GO111MODULE=off go install \
+		-ldflags "-X main.VERSION=${VERSION} -X main.BUILDTIME=${BUILDTIME} -X gui.GUIVERSION=${VERSION}"
+
+force: build
+	./go-clone-test --force

blobby/main.go

@@ -0,0 +1,58 @@
+package main
+
+import (
+	"gocloud.dev/blob"
+	// _ "gocloud.dev/blob/<driver>"
+
+	_ "github.com/go-sql-driver/mysql"
+
+	"context"
+	"fmt"
+
+	_ "gocloud.dev/blob/mysql"
+)
+
+func main() {
+	bucket, err := blob.OpenBucket(context.Background(), "<driver-url>")
+	if err != nil {
+		return fmt.Errorf("could not open bucket: %v", err)
+	}
+	defer bucket.Close()
+	// bucket is a *blob.Bucket; see usage below
+
+	// You can wrap a *blob.Bucket to always operate on a subfolder of the bucket using blob.PrefixedBucket:
+
+	// import "gocloud.dev/blob"
+
+	// Wrap the bucket using blob.PrefixedBucket.
+	// The prefix should end with "/", so that the resulting bucket operates
+	// in a subfolder.
+	bucket = blob.PrefixedBucket(bucket, "a/subfolder/")
+
+	// The original bucket is no longer usable; it has been closed.
+	// The wrapped bucket should be closed when done.
+	defer bucket.Close()
+
+	// Bucket operations on <key> will be translated to "a/subfolder/<key>".
+
+	// Alternatively, you can configure the prefix directly in the blob.OpenBucket URL:
+
+	/*
+	   import (
+	   	"context"
+	   	"gocloud.dev/blob"
+	   )
+	*/
+
+	// Connect to a bucket using a URL, using the "prefix" query parameter to
+	// target a subfolder in the bucket.
+	// The prefix should end with "/", so that the resulting bucket operates
+	// in a subfolder.
+	b, err := blob.OpenBucket(ctx, "mem://?prefix=a/subfolder/")
+	if err != nil {
+		return err
+	}
+	defer b.Close()
+
+	// Bucket operations on <key> will be translated to "a/subfolder/<key>".
+}

cf-r2/Makefile

@@ -0,0 +1,30 @@
+VERSION = $(shell git describe --tags)
+GUIVERSION = $(shell git describe --tags)
+BUILDTIME = $(shell date +%s)
+
+all: build
+
+build: goimports go.mod
+	go build -v upload.go
+	go build -v download.go
+	go build -v main.go
+
+raw:
+	GO111MODULE=off go build -v \
+		-ldflags "-X main.VERSION=${VERSION} -X main.BUILDTIME=${BUILDTIME} -X gui.GUIVERSION=${VERSION}"
+
+vet:
+	GO111MODULE=off go vet
+
+goimports:
+	goimports -w *.go
+	# // to globally reset paths:
+	# // gofmt -w -r '"go.wit.com/gui/gadgets" -> "go.wit.com/lib/gadgets"' *.go
+
+go.mod:
+	go mod init
+	go mod tidy
+
+clean:
+	rm -f go.*
+	rm -f upload download main