cmd: add a utility to copy catalog content (#3036)

Signed-off-by: Steve Kuznetsov <skuznets@redhat.com>

Dockerfile

@@ -33,6 +33,7 @@ COPY --from=builder /build/bin/olm /bin/olm
 COPY --from=builder /build/bin/catalog /bin/catalog
 COPY --from=builder /build/bin/package-server /bin/package-server
 COPY --from=builder /build/bin/cpb /bin/cpb
+COPY --from=builder /build/bin/copy-content /bin/copy-content
 USER 1001
 EXPOSE 8080
 EXPOSE 5443

Makefile

@@ -97,11 +97,14 @@ bin/wait: FORCE
 build-util-linux: arch_flags=GOOS=linux GOARCH=$(ARCH)
 build-util-linux: build-util
 
-build-util: bin/cpb
+build-util: bin/cpb bin/copy-content
 
 bin/cpb: FORCE
  CGO_ENABLED=0 $(arch_flags) go build -buildvcs=false $(MOD_FLAGS) -ldflags '-extldflags "-static"' -o $@ ./util/cpb
 
+bin/copy-content: FORCE
+ CGO_ENABLED=0 $(arch_flags) go build -buildvcs=false $(MOD_FLAGS) -ldflags '-extldflags "-static"' -o $@ ./cmd/copy-content
+
 $(CMDS): version_flags=-ldflags "-X $(PKG)/pkg/version.GitCommit=$(GIT_COMMIT) -X $(PKG)/pkg/version.OLMVersion=`cat OLM_VERSION`"
 $(CMDS):
  $(arch_flags) go $(build_cmd) $(MOD_FLAGS) $(version_flags) -tags $(BUILD_TAGS) -o bin/$(shell basename $@) $@

cmd/copy-content/main.go

@@ -0,0 +1,38 @@
+package main
+
+import (
+ "flag"
+ "fmt"
+ "os"
+
+ "github.com/otiai10/copy"
+)
+
+func main() {
+ catalogSource := flag.String("catalog.from", "", "Path to catalog contents to copy.")
+ catalogDestination := flag.String("catalog.to", "", "Path to where catalog contents should be copied.")
+ cacheSource := flag.String("cache.from", "", "Path to cache contents to copy.")
+ cacheDestination := flag.String("cache.to", "", "Path to where cache contents should be copied.")
+
+ for flagName, value := range map[string]*string{
+ "catalog.from": catalogSource,
+ "catalog.to": catalogDestination,
+ "cache.from": cacheSource,
+ "cache.to": cacheDestination,
+ } {
+ if value == nil || *value == "" {
+ fmt.Printf("--%s is required", flagName)
+ os.Exit(1)
+ }
+ }
+
+ for from, to := range map[string]string{
+ *catalogSource: *catalogDestination,
+ *cacheSource: *cacheDestination,
+ } {
+ if err := copy.Copy(from, to); err != nil {
+ fmt.Printf("failed to copy %s to %s: %s\n", from, to, err)
+ os.Exit(1)
+ }
+ }
+}

go.mod

@@ -27,7 +27,7 @@ require (
  github.com/openshift/client-go v0.0.0-20220525160904-9e1acff93e4a
  github.com/operator-framework/api v0.17.8-0.20230908201838-28c6773d2b74
  github.com/operator-framework/operator-registry v1.29.0
- github.com/otiai10/copy v1.2.0
+ github.com/otiai10/copy v1.12.0
  github.com/pkg/errors v0.9.1
  github.com/prometheus/client_golang v1.15.1
  github.com/prometheus/client_model v0.4.0

go.sum

@@ -608,13 +608,9 @@ github.com/operator-framework/api v0.17.8-0.20230908201838-28c6773d2b74 h1:BNzxQ
 github.com/operator-framework/api v0.17.8-0.20230908201838-28c6773d2b74/go.mod h1:Wbg136l1Po6zqG2QcTN1QZ8dbT4BQvNlQDM9tmQYvz0=
 github.com/operator-framework/operator-registry v1.29.0 h1:HMmVTiuOAGoHLzYqR9Lr2QSOqbVzA50++ojNl2mu9f4=
 github.com/operator-framework/operator-registry v1.29.0/go.mod h1:4rVQu/cOuCtVt3JzKsAmwyq2lsiu9uPaH9nYNfnqj9o=
-github.com/otiai10/copy v1.2.0 h1:HvG945u96iNadPoG2/Ja2+AUJeW5YuFQMixq9yirC+k=
-github.com/otiai10/copy v1.2.0/go.mod h1:rrF5dJ5F0t/EWSYODDu4j9/vEeYHMkc8jt0zJChqQWw=
-github.com/otiai10/curr v0.0.0-20150429015615-9b4961190c95/go.mod h1:9qAhocn7zKJG+0mI8eUu6xqkFDYS2kb2saOteoSB3cE=
-github.com/otiai10/curr v1.0.0/go.mod h1:LskTG5wDwr8Rs+nNQ+1LlxRjAtTZZjtJW4rMXl6j4vs=
-github.com/otiai10/mint v1.3.0/go.mod h1:F5AjcsTsWUqX+Na9fpHb52P8pcRX2CI6A3ctIT91xUo=
-github.com/otiai10/mint v1.3.1 h1:BCmzIS3n71sGfHB5NMNDB3lHYPz8fWSkCAErHed//qc=
-github.com/otiai10/mint v1.3.1/go.mod h1:/yxELlJQ0ufhjUwhshSj+wFjZ78CnZ48/1wtmBH1OTc=
+github.com/otiai10/copy v1.12.0 h1:cLMgSQnXBs1eehF0Wy/FAGsgDTDmAqFR7rQylBb1nDY=
+github.com/otiai10/copy v1.12.0/go.mod h1:rSaLseMUsZFFbsFGc7wCJnnkTAvdc5L6VWxPE4308Ww=
+github.com/otiai10/mint v1.5.1 h1:XaPLeE+9vGbuyEHem1JNk3bYc7KKqyI/na0/mLd/Kks=
 github.com/pascaldekloe/goe v0.0.0-20180627143212-57f6aae5913c/go.mod h1:lzWF7FIEvWOWxwDKqyGYQf6ZUaNfKdP144TG7ZOy1lc=
 github.com/pbnjay/strptime v0.0.0-20140226051138-5c05b0d668c9 h1:4lfz0keanz7/gAlvJ7lAe9zmE08HXxifBZJC0AdeGKo=
 github.com/pbnjay/strptime v0.0.0-20140226051138-5c05b0d668c9/go.mod h1:6Hr+C/olSdkdL3z68MlyXWzwhvwmwN7KuUFXGb3PoOk=