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feat: add a script to download bin libraries
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check_sha256 <- function(file, sum, os = c("linux", "macos", "windows")) { | ||
message("Checking SHA256 for <", file, ">...") | ||
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if (match.arg(os) == "linux") { | ||
out <- system2("sha256sum", args = file, stdout = TRUE) |> | ||
gsub(r"(\s.*)", "", x = _) | ||
} else if (match.arg(os) == "macos") { | ||
out <- system2("shasum", args = c("-a", "256", file), stdout = TRUE) |> | ||
gsub(r"(\s.*)", "", x = _) | ||
} else if (match.arg(os) == "windows") { | ||
out <- system2("certutil", args = c("-hashfile", file, "SHA256"), stdout = TRUE)[2] | ||
} else { | ||
stop("Unsupported OS: ", os) | ||
} | ||
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if (out != sum) { | ||
stop( | ||
"SHA256 mismatch for <", file, ">.\n", | ||
"- Expected: ", sum, "\n", | ||
"- Got: ", out | ||
) | ||
} | ||
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message("SHA256 matches for <", file, ">.") | ||
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invisible() | ||
} | ||
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which_os <- function() { | ||
if (identical(.Platform$OS.type, "windows")) { | ||
"windows" | ||
} else if (Sys.info()["sysname"] == "Darwin") { | ||
"macos" | ||
} else if (R.version$os == "linux-gnu") { | ||
"linux" | ||
} else { | ||
stop("Pre-built binaries are not available for OS: ", R.version$os) | ||
} | ||
} | ||
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which_arch <- function() { | ||
if ((Sys.info()[["machine"]] %in% c("amd64", "x86_64", "x86-64"))) { | ||
"x86_64" | ||
} else if (Sys.info()[["machine"]] %in% c("arm64", "aarch64")) { | ||
"aarch64" | ||
} else { | ||
stop("Pre-built binaries are not available for Arch: ", Sys.info()[["machine"]]) | ||
} | ||
} | ||
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which_vendor_sys_abi <- function(os = c("linux", "macos", "windows")) { | ||
if (match.arg(os) == "linux") { | ||
"unknown-linux-gnu" | ||
} else if (match.arg(os) == "macos") { | ||
"apple-darwin" | ||
} else if (match.arg(os) == "windows") { | ||
"pc-windows-gnu" | ||
} else { | ||
stop("Unsupported OS: ", os) | ||
} | ||
} | ||
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current_os <- which_os() | ||
vendor_sys_abi <- which_vendor_sys_abi(current_os) | ||
current_arch <- which_arch() | ||
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target_triple <- paste0(current_arch, "-", vendor_sys_abi) | ||
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lib_data <- utils::read.table("tools/lib-sums.tsv", header = TRUE, stringsAsFactors = FALSE) | ||
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package_name <- read.dcf("DESCRIPTION", fields = "Package", all = TRUE) | ||
lib_version <- read.dcf("DESCRIPTION", fields = sprintf("Config/%s/LibVersion", package_name), all = TRUE) | ||
lib_tag_prefix <- "lib-v" | ||
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target_url <- sprintf( | ||
"https://github.com/pola-rs/r-polars/releases/download/%s%s/libr_polars-%s-%s.tar.gz", | ||
lib_tag_prefix, | ||
lib_version, | ||
lib_version, | ||
target_triple | ||
) | ||
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lib_sum <- lib_data |> | ||
subset(url == target_url) |> | ||
(\(x) x$sha256sum)() | ||
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if (!length(lib_sum)) stop("No pre-built binary found at <", target_url, ">") | ||
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message("Found pre-built binary at <", target_url, ">.\nDownloading...") | ||
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destfile <- tempfile(fileext = ".tar.gz") | ||
on.exit(unlink(destfile)) | ||
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utils::download.file(target_url, destfile, quiet = TRUE, mode = "wb") | ||
check_sha256(destfile, lib_sum, os = current_os) | ||
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utils::untar(destfile, exdir = "tools") | ||
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message("Extracted pre-built binary to <", file.path(getwd(), "tools"), "> directory.") |