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GRPC elevation service based on gdal data\n\nRelevation expose a GRPC interface to retrieve elevation data from geo points from GDAL tiles.\n\n# TODO\n\n- [ ] LRU in memory cache\n- [ ] Authentication\n- [ ] HTTP api over grpc\n- [ ] Tests\n- [ ] Documentation\n\n# Usage\n\n**Under active development**\n\n## Run server\n\n```\nrelevation run [path to toml config]\n```\n\n## Example config\n\n```toml\nhost = \"127.0.0.1\"\nport = 50051\n\n[[sources]]\nid = \"some-source-id\"\nname = \"Some Source\"\nlink = \"http://link-to-source-data.tld\"\nattributions = '''\nSome authors attributions if needed\n'''\nresolution = 30\npath = \"/path/to/root/folder/some-source-folder\"\n```\n\n## Log level\n\nSet the env variable `RELEVATION_LOG` to `debug`, `info`, `warn`, ...\n\n## Test server\n\n```sh\ngrpcurl -plaintext -import-path ./proto -proto ./proto/relevation.proto -d '' [::]:50051 relevation.Relevation/Ping\ngrpcurl -plaintext -import-path ./proto -proto relevation.proto -d '{\"point\": { \"lat\": 0, \"lng\": 0 }}' [::]:50051 relevation.Relevation/GetElevation\n\n# Query for Paris\ngrpcurl -plaintext -import-path ./proto -proto relevation.proto -d '{\"point\": { \"lat\": 48.864716, \"lng\": 2.349014 }}' [::]:50051 relevation.Relevation/GetElevation\n```\n\n## Split geotiff data\n\n```sh\n./scripts/create-tiles.sh source.tif 10 10\n```\n\n# LICENSE\n\nSee `LICENSE`.\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fangelodlfrtr%2Frelevation","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fangelodlfrtr%2Frelevation","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fangelodlfrtr%2Frelevation/lists"}