mirror of https://github.com/oxen-io/lokinet
Merge pull request #1651 from majestrate/lokinet-bootstrap-help-messages-2021-05-18
add --help and -h flags to lokinet-bootstrap to show help message
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commit
dbea1f98e7
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@ -9,6 +9,7 @@
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#include <iostream>
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#include <unordered_map>
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#include <unordered_set>
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#ifndef _WIN32
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#include <openssl/x509.h>
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@ -28,6 +29,26 @@ namespace
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std::cout << msg << std::endl;
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return 1;
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}
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int
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print_help(std::string exe)
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{
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std::cout << R"(Lokinet bootstrap.signed fetchy program thing
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Downloads the initial bootstrap.signed for lokinet into a local file from a
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default or user defined server via the reachable network.
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Usage: )" << exe
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<< R"( [bootstrap_url [output_file]]
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bootstrap_url can be specified as a full URL, or a special named value
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("mainnet" or "testnet") to download from the pre-defined mainnet or testnet
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bootstrap URLs.
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)";
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return 0;
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}
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} // namespace
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int
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@ -42,6 +63,15 @@ main(int argc, char* argv[])
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std::string bootstrap_url = bootstrap_urls.at("lokinet");
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fs::path outputfile{llarp::GetDefaultBootstrap()};
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const std::unordered_set<std::string> help_args = {"-h", "--help"};
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for (int idx = 1; idx < argc; idx++)
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{
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const std::string arg{argv[idx]};
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if (help_args.count(arg))
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return print_help(argv[0]);
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}
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if (argc > 1)
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{
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if (auto itr = bootstrap_urls.find(argv[1]); itr != bootstrap_urls.end())
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@ -57,7 +87,7 @@ main(int argc, char* argv[])
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{
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outputfile = fs::path{argv[2]};
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}
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std::cout << "fetching " << bootstrap_url << std::endl;
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cpr::Response resp =
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#ifdef _WIN32
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cpr::Get(
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@ -79,6 +109,7 @@ main(int argc, char* argv[])
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{
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try
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{
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std::cout << "writing bootstrap file to: " << outputfile << std::endl;
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fs::ofstream ofs{outputfile, std::ios::binary};
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ofs.exceptions(fs::ofstream::failbit);
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ofs << data;
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