Files
gitks/repository/find_merge_base.rs
T
zhenyi 9a0c26e5f6 refactor(actor): implement Raft consensus algorithm for cluster leader election
- Add voting mechanism with term tracking and vote persistence
- Implement election triggering logic with majority vote counting
- Add primary/replica role transition handling with state management
- Integrate health check failure detection for automatic elections
- Refactor actor messaging system for distributed coordination
- Update repository registration to query cluster for existing primary
- Add broadcast mechanism for role change notifications
- Implement proper term comparison and duplicate request filtering
- Upgrade dependency versions including tokio-util for async utilities
- Optimize code formatting and line wrapping for improved readability
- Remove redundant blank lines and improve code structure consistency
- Enhance error logging and trace information for debugging purposes
2026-06-10 12:35:10 +08:00

82 lines
2.5 KiB
Rust

use crate::bare::GitBare;
use crate::error::GitResult;
use crate::pb::*;
impl GitBare {
/// Find the best merge base for a set of revisions (OIDs).
pub fn find_merge_base(
&self,
request: FindMergeBaseRequest,
) -> GitResult<FindMergeBaseResponse> {
if request.revisions.is_empty() {
return Ok(FindMergeBaseResponse::default());
}
let revisions: Vec<String> = request
.revisions
.iter()
.map(|b| String::from_utf8_lossy(b).to_string())
.collect();
if revisions.len() < 2 {
return Ok(FindMergeBaseResponse {
base_oid: revisions.first().cloned().unwrap_or_default(),
});
}
let mut args = vec![
"--git-dir".to_string(),
self.bare_dir.to_string_lossy().into_owned(),
"merge-base".to_string(),
];
args.extend(revisions.iter().cloned());
let output = std::process::Command::new("git")
.args(&args)
.stdout(std::process::Stdio::piped())
.stderr(std::process::Stdio::piped())
.output()
.map_err(|e| crate::error::GitError::CommandFailed {
status_code: None,
stderr: e.to_string(),
})?;
if !output.status.success() {
return Ok(FindMergeBaseResponse {
base_oid: String::new(),
});
}
let base_oid = String::from_utf8_lossy(&output.stdout).trim().to_string();
Ok(FindMergeBaseResponse { base_oid })
}
/// Check if one commit is an ancestor of another.
pub fn commit_is_ancestor(
&self,
request: CommitIsAncestorRequest,
) -> GitResult<CommitIsAncestorResponse> {
crate::sanitize::validate_revision(&request.ancestor_oid)?;
crate::sanitize::validate_revision(&request.descendant_oid)?;
let result = std::process::Command::new("git")
.args([
"--git-dir",
&self.bare_dir.to_string_lossy(),
"merge-base",
"--is-ancestor",
&request.ancestor_oid,
&request.descendant_oid,
])
.stdout(std::process::Stdio::null())
.stderr(std::process::Stdio::null())
.status()
.map(|s| s.success())
.unwrap_or(false);
Ok(CommitIsAncestorResponse {
is_ancestor: result,
})
}
}