initial

Author: travisperson

Dockerfile

@@ -0,0 +1,23 @@
+FROM golang:buster as builder
+
+ENV GO111MODULE=on \
+    CGO_ENABLED=1  \
+    GOOS=linux     \
+    GOARCH=amd64
+
+WORKDIR /build
+
+COPY go.mod .
+COPY go.sum .
+RUN go mod download
+
+COPY . .
+
+RUN go build -o filsnap ./cmd/filsnap
+
+FROM debian:buster
+
+COPY --from=builder /build/filsnap /usr/local/bin
+
+ENTRYPOINT ["/usr/local/bin/filsnap"]
+CMD ["-help"]

LICENSE-APACHE

@@ -0,0 +1,5 @@
+Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at
+
+http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.

LICENSE-MIT

@@ -0,0 +1,19 @@
+The MIT License (MIT)
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.

Makefile

@@ -0,0 +1,27 @@
+SHELL=/usr/bin/env bash
+
+unexport GOFLAGS
+
+GOCC?=go
+
+ldflags=-X=github.com/filecoin-project/filecoin-snapshot-mvp/build.CurrentCommit=+git.$(subst -,.,$(shell git describe --always --match=NeVeRmAtCh --dirty 2>/dev/null || git rev-parse --short HEAD 2>/dev/null))
+
+ifneq ($(strip $(LDFLAGS)),)
+	ldflags+=-extldflags=$(LDFLAGS)
+endif
+
+GOFLAGS+=-ldflags="$(ldflags)"
+
+BINS:=
+
+all: filsnap
+.PHONY: all
+
+clean:
+	rm -rf $(BINS)
+.PHONY: clean
+
+filsnap:
+	$(GOCC) build $(GOFLAGS) -o filsnap ./cmd/filsnap/
+.PHONY: filsnap
+BINS+=filsnap

README.md

@@ -0,0 +1,11 @@
+# filsnap
+
+filsnap is a software tool for creating chain exports / snapshots from lotus nodes.
+
+## Contributing
+
+PRs accepted.
+
+## License
+
+Dual-licensed under [MIT](https://github.com/travisperson/filsnap/blob/master/LICENSE-MIT) + [Apache 2.0](https://github.com/travisperson/filsnap/blob/master/LICENSE-APACHE)

build/version.go

@@ -0,0 +1,9 @@
+package build
+
+var CurrentCommit string
+
+const version = "v0.0.0-dev"
+
+func Version() string {
+	return version + CurrentCommit
+}

cmd/filsnap/cmds/cmds.go

@@ -0,0 +1,21 @@
+package cmds
+
+import (
+	"strings"
+
+	"github.com/ipfs/go-log/v2"
+	"github.com/urfave/cli/v2"
+)
+
+var logger = log.Logger("filsnap/cmds")
+
+var Commands = []*cli.Command{cmdCreate, cmdDefaultConfig, cmdService}
+
+func TrimDescription(desc string) string {
+	lines := strings.Split(desc, "\n")
+	lines = lines[1:]
+	for i, line := range lines {
+		lines[i] = strings.TrimLeft(line, "\t")
+	}
+	return strings.Join(lines, "\n")
+}

cmd/filsnap/cmds/config.go

@@ -0,0 +1,34 @@
+package cmds
+
+import (
+	"fmt"
+
+	"github.com/travisperson/filsnap/pkg/config"
+	"github.com/urfave/cli/v2"
+)
+
+var cmdDefaultConfig = &cli.Command{
+	Name:        "default-config",
+	Usage:       "prints the default configuration",
+	Description: TrimDescription(``),
+	Flags:       []cli.Flag{},
+	Action: func(cctx *cli.Context) error {
+		var icfg interface{}
+
+		cfg := config.DefaultConfig()
+		cfg.Nodes = append(cfg.Nodes, config.Node{
+			Address:   "/ip4/127.0.0.1/1234",
+			TokenPath: "/path/to/token",
+		})
+		icfg = cfg
+
+		bs, err := config.ConfigComment(icfg)
+		if err != nil {
+			return err
+		}
+
+		fmt.Printf("%s", string(bs))
+
+		return nil
+	},
+}