59 lines
2.2 KiB
Rust
59 lines
2.2 KiB
Rust
// Include the GIT_HASH, in `GIT_HASH` environment variable at build
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// time, panic'ing if it can not be found
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//
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// https://stackoverflow.com/questions/43753491/include-git-commit-hash-as-string-into-rust-program
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use cargo_metadata::MetadataCommand;
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use std::process::Command;
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fn main() -> Result<(), Box<dyn std::error::Error>> {
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println!("cargo:rerun-if-env-changed=GIT_HASH");
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// Populate env!(GIT_HASH) with the current git commit
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println!("cargo:rustc-env=GIT_HASH={}", get_git_hash());
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// Populate env!(GIT_HASH_SHORT) with the current git commit
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println!("cargo:rustc-env=GIT_HASH_SHORT={}", get_git_hash_short());
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let path = std::env::var("CARGO_MANIFEST_DIR").unwrap();
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let meta = MetadataCommand::new()
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.manifest_path("./Cargo.toml")
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.current_dir(&path)
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.exec()
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.unwrap();
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let root = meta.root_package().unwrap();
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let build = root.metadata["influxdb3"]["build"]
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.as_str()
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.unwrap_or("Core");
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println!("cargo:rerun-if-env-changed=INFLUXDB3_BUILD_VERSION");
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println!("cargo:rustc-env=INFLUXDB3_BUILD_VERSION={}", build);
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Ok(())
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}
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fn get_git_hash() -> String {
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let git_hash = {
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let output = Command::new("git")
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// We used `git describe`, but when you tag a build the commit hash goes missing when
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// using describe. So, switching it to use `rev-parse` which is consistent with the
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// `get_git_hash_short` below as well.
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//
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// And we already have cargo version appearing as a separate string so using `git
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// describe` looks redundant on tagged release builds
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.args(["rev-parse", "HEAD"])
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.output()
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.expect("failed to execute git rev-parse to read the current git hash");
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String::from_utf8(output.stdout).expect("non-utf8 found in git hash")
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};
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assert!(!git_hash.is_empty(), "attempting to embed empty git hash");
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git_hash
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}
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fn get_git_hash_short() -> String {
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let output = Command::new("git")
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.args(["rev-parse", "--short", "HEAD"])
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.output()
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.expect("failed to execute git rev-parse to read the current git hash");
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String::from_utf8(output.stdout).expect("non-utf8 found in git hash")
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}
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