Initial commit.

Author: brocaar

.gitignore

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+# Binary
+chirpstack-v3-to-v4
+
+# Hidden files
+.*
+!.gitignore
+
+# Config files
+*.toml

LICENSE

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+The MIT License (MIT)
+
+Copyright (c) 2022 Orne Brocaar
+
+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

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+.PHONY: proto build
+
+build:
+	go build
+
+proto:
+	protoc --go_out=. --go_opt=paths=source_relative pbold/pb.proto
+	protoc --go_out=. --go_opt=paths=source_relative pbnew/pb.proto

README.md

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+# ChirpStack v3 to v4 data-migration
+
+This utilty migrates data from a single ChirpStack Application Server instance
+and one or multiple ChirpStack Network Server instances (in case of multiple-regions)
+into the new ChirpStack v4 data-structure.
+
+Help:
+
+```
+Usage:
+  chirpstack-v3-to-v4 [flags]
+
+Flags:
+      --as-config-file string         Path to chirpstack-application-server.toml configuration file
+      --cs-config-file string         Path to chirpstack.toml configuration file
+      --device-session-ttl-days int   Device-session TTL in days (default 31)
+  -h, --help                          help for chirpstack-v3-to-v4
+      --ns-config-file stringArray    Path to chirpstack-network-server.toml configuration file (can be repeated)
+```
+
+Usage example:
+
+```
+./chirpstack-v3-to-v4 \
+	--cs-config-file /etc/chirpstack/chirpstack.toml \
+	--as-config-file /etc/chirpstack-application-server/chirpstack-application-server.toml \
+	--ns-config-file /etc/chirpstack-network-server/chirpstack-network-server.toml
+```

go.mod

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+module github.com/chirpstack/chirpstack-v3-to-v4
+
+go 1.16
+
+require (
+	github.com/brocaar/lorawan v0.0.0-20220207095711-d675789e16ab // indirect
+	github.com/go-redis/redis/v8 v8.11.5
+	github.com/gofrs/uuid v4.2.0+incompatible
+	github.com/golang/protobuf v1.5.2
+	github.com/jmoiron/sqlx v1.3.4
+	github.com/lib/pq v1.10.5
+	github.com/spf13/cobra v1.4.0
+	github.com/spf13/viper v1.10.1
+	google.golang.org/protobuf v1.27.1
+)