empiredan commented on code in PR #2078:
URL:
https://github.com/apache/incubator-pegasus/pull/2078#discussion_r1776896150
##########
src/replica/replica_stub.h:
##########
@@ -357,8 +365,36 @@ class replica_stub : public serverlet<replica_stub>,
public ref_counter
bool restore_if_necessary,
bool is_duplication_follower,
const std::string &parent_dir = "");
- // Load an existing replica which is located in 'dn' with 'dir' directory.
- replica *load_replica(dir_node *dn, const char *dir);
+
+ using disk_dirs = std::vector<std::pair<dir_node *,
std::vector<std::string>>>;
+
+ // Get the absolute dirs of all replicas for all disks.
+ disk_dirs get_all_disk_dirs() const;
+
+ // Get the dir name for a replica from a potentially longer path (both
absolute and
+ // relative paths are possible).
+ static std::string get_replica_dir_name(const std::string &dir);
Review Comment:
OK, added.
##########
src/replica/replica_stub.h:
##########
@@ -357,8 +365,36 @@ class replica_stub : public serverlet<replica_stub>,
public ref_counter
bool restore_if_necessary,
bool is_duplication_follower,
const std::string &parent_dir = "");
- // Load an existing replica which is located in 'dn' with 'dir' directory.
- replica *load_replica(dir_node *dn, const char *dir);
+
+ using disk_dirs = std::vector<std::pair<dir_node *,
std::vector<std::string>>>;
+
+ // Get the absolute dirs of all replicas for all disks.
+ disk_dirs get_all_disk_dirs() const;
+
+ // Get the dir name for a replica from a potentially longer path (both
absolute and
+ // relative paths are possible).
+ static std::string get_replica_dir_name(const std::string &dir);
+
+ // Parse app id, partition id and app type from the dir name of a replica.
+ static bool
+ parse_replica_dir_name(const std::string &dir_name, gpid &pid, std::string
&app_type);
+
+ // Load an existing replica which is located in `dn` with `dir`. Usually
each different
+ // `dn` represents a unique disk. `dir` is the absolute path of the
directory for a
+ // replica.
+ virtual replica_ptr load_replica(dir_node *dn, const char *dir);
Review Comment:
OK.
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