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@SuJinpei SuJinpei commented Nov 20, 2025

Summary by CodeRabbit

  • Documentation
    • Added a comprehensive guide for deploying and using lakeFS on the platform, covering background, applicability, prerequisites, end-to-end installation and configuration steps, example deployment and secret setups, storage/backend options, database setup, access/getting-started workflows, troubleshooting commands, best practices for repos/security/backups, and a reference of configuration parameters and links.

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coderabbitai bot commented Nov 20, 2025

Walkthrough

Adds a new end-to-end documentation guide for deploying and operating lakeFS on the Alauda platform, covering architecture, prerequisites, storage backends (Ceph RGW/MinIO), PostgreSQL setup, deployment values/secrets, configuration, access patterns, troubleshooting, best practices, and references. (≤50 words)

Changes

Cohort / File(s) Summary
Documentation
docs/en/solutions/How_to_Use_lakeFS.md
New comprehensive solution guide with background, applicability, prerequisites, storage/backend options (Ceph RGW, MinIO), PostgreSQL creation, Helm/chart upload and deployment YAML, secrets and connection string examples, configuration steps, access/getting-started, troubleshooting commands, best practices, and parameter reference.

Estimated code review effort

🎯 1 (Trivial) | ⏱️ ~2 minutes

Possibly related PRs

  • Update README.md #1 — Adds a new "Solution" markdown article following the documentation structure and templates (closely related content/formatting).

Suggested reviewers

  • typhoonzero

Poem

🐰 I hopped through docs with YAML in paw,
A lakeFS roadmap to learn and explore.
Secrets tucked in, charts rolled with care,
I nibble through steps and leave guides to share.
Hoppy deployments and carrot-flavored PRs 🥕

Pre-merge checks

✅ Passed checks (3 passed)
Check name Status Explanation
Description Check ✅ Passed Check skipped - CodeRabbit’s high-level summary is enabled.
Title check ✅ Passed The title 'support lakefs solution docs' directly relates to the main change: adding a comprehensive lakeFS deployment guide documentation file. It clearly identifies the primary purpose of the changeset.
Docstring Coverage ✅ Passed No functions found in the changed files to evaluate docstring coverage. Skipping docstring coverage check.

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Actionable comments posted: 2

🧹 Nitpick comments (2)
docs/en/solutions/How_to_Use_lakeFS.md (2)

42-42: Simplify redundant phrase.

The phrase "point in time" is redundant. Use either "point" or "time" instead.

Apply this diff:

-- **Commit**: A snapshot of the repository at a specific point in time
+- **Commit**: A snapshot of the repository at a specific point in time

Or more concisely:

-- **Commit**: A snapshot of the repository at a specific point in time
+- **Commit**: A snapshot of the repository at a specific moment in time

73-73: Improve sentence structure for clarity.

Line 73 has an incomplete sentence structure. Add a period after "Portal" and capitalize the next sentence, or restructure for better flow.

Apply this diff:

- Download the lakeFS chart from the Marketplace in the Alauda Customer Portal and upload the lakeFS chart to your ACP catalog:
+ Download the lakeFS chart from the Marketplace in the Alauda Customer Portal, then upload it to your ACP catalog:
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Reviewing files that changed from the base of the PR and between 1dcd960 and 581cbbc.

📒 Files selected for processing (1)
  • docs/en/solutions/How_to_Use_lakeFS.md (1 hunks)
🧰 Additional context used
🪛 Gitleaks (8.29.0)
docs/en/solutions/How_to_Use_lakeFS.md

[high] 158-158: Detected a Generic API Key, potentially exposing access to various services and sensitive operations.

(generic-api-key)

🪛 LanguageTool
docs/en/solutions/How_to_Use_lakeFS.md

[style] ~42-~42: This phrase is redundant. Consider writing “point” or “time”.
Context: ...napshot of the repository at a specific point in time - Merge: Combining changes from one...

(MOMENT_IN_TIME)

🪛 markdownlint-cli2 (0.18.1)
docs/en/solutions/How_to_Use_lakeFS.md

49-49: Link fragments should be valid

(MD051, link-fragments)


50-50: Link fragments should be valid

(MD051, link-fragments)


51-51: Link fragments should be valid

(MD051, link-fragments)


52-52: Link fragments should be valid

(MD051, link-fragments)

🔇 Additional comments (1)
docs/en/solutions/How_to_Use_lakeFS.md (1)

1-280: Document structure and content are well organized.

The document provides comprehensive coverage of lakeFS deployment, configuration, and best practices. The overall structure follows a logical flow from background through troubleshooting and reference materials. Once the critical security issue and broken links are addressed, this will be a solid guide for users.

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Actionable comments posted: 0

🧹 Nitpick comments (1)
docs/en/solutions/How_to_Use_lakeFS.md (1)

42-42: Simplify redundant phrase.

The phrase "specific point in time" is redundant; "point" and "time" convey the same meaning. Simplify to either "specific point" or "specific time".

-  **Commit**: A snapshot of the repository at a specific point in time
+  **Commit**: A snapshot of the repository at a specific point
📜 Review details

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Review profile: CHILL

Plan: Pro

📥 Commits

Reviewing files that changed from the base of the PR and between 581cbbc and bd47cbe.

📒 Files selected for processing (1)
  • docs/en/solutions/How_to_Use_lakeFS.md
🧰 Additional context used
🪛 LanguageTool
docs/en/solutions/How_to_Use_lakeFS.md

[style] ~42-~42: This phrase is redundant. Consider writing “point” or “time”.
Context: ...napshot of the repository at a specific point in time - Merge: Combining changes from one...

(MOMENT_IN_TIME)

🔇 Additional comments (4)
docs/en/solutions/How_to_Use_lakeFS.md (4)

102-103: Clarify CephObjectStoreUser spec values.

A past reviewer raised concerns about these two fields that remain unaddressed:

  1. store: my-store — Should reference the actual Ceph ObjectStore resource name you created (e.g., the metadata name from the ObjectStore definition). The example value my-store may not match real deployments.
  2. displayName: lakefs-storage-pool — Since displayName typically represents the user's display name, naming it after a storage pool identifier may be semantically misaligned. Consider using a user-focused name like lakefs-user or similar.

Please clarify or correct these values to match the actual Ceph ObjectStore name and use a semantically appropriate display name for the user.


131-139: Clarify PostgreSQL database creation method.

A past reviewer noted this step may not be straightforward. The current documentation could be improved:

  1. Namespace specification: The kubectl get pods command doesn't specify a namespace. Clarify which namespace the PostgreSQL pod is deployed to (e.g., add -n <postgres-namespace>).
  2. Pod identification: Users unfamiliar with Kubernetes may find it unclear how to identify the correct PostgreSQL pod. Consider providing more specific guidance or filtering by label.
  3. Alternative approach: Consider mentioning whether the lakeFS Helm chart can create the database automatically via an initContainer, which would be more reliable than manual execution.

Please expand the documentation to address these points or recommend a more reliable method.


149-152: Clear placeholder instructions.

The explanatory notes properly guide users to replace placeholders with actual values. This adequately addresses the previous security concern about exposed credentials.


1-290: Well-structured and comprehensive lakeFS guide.

Overall, this is a thorough documentation guide covering prerequisites, installation, configuration, troubleshooting, and best practices. Previous security concerns (exposed credentials) and broken links have been properly resolved. The document provides clear examples and proper placeholder usage.

The two main items requiring attention are the unresolved past reviewer concerns: (1) clarifying the CephObjectStoreUser spec values and (2) providing more detailed guidance on the PostgreSQL database creation step. Additionally, a minor text redundancy on line 42 can be cleaned up.

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davidwtf commented Jan 5, 2026

LGTM

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lgtm

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Actionable comments posted: 0

🧹 Nitpick comments (3)
docs/en/solutions/How_to_Use_lakeFS.md (3)

41-41: Use "point" or "time", not both.

The phrase "at a specific point in time" is redundant; prefer either "point" or "time" alone for clarity.

🔎 Proposed fix
-- **Commit**: A snapshot of the repository at a specific point in time
+- **Commit**: A snapshot of the repository at a specific point in time

Alternative (more concise):

-- **Commit**: A snapshot of the repository at a specific point in time
+- **Commit**: A snapshot of the repository at a given point in time

Or simply:

-- **Commit**: A snapshot of the repository at a specific point in time
+- **Commit**: A snapshot of the repository in time

101-101: Clarify the store name placeholder.

Line 101 references store: my-store, which must be replaced with the actual Ceph object store name. Add a clarifying comment or note in the documentation to help users identify their store name.

🔎 Suggested improvement

Add a note before the YAML snippet:

+> **Note**: Replace `my-store` on line `store: my-store` with your actual Ceph object store name (e.g., the name you used when creating the CephObjectStore).
+
 ```yaml
 apiVersion: ceph.rook.io/v1
 kind: CephObjectStoreUser
 metadata:
   name: lakefs-user
   namespace: rook-ceph
 spec:
   store: my-store

102-102: Clarify the displayName semantics.

The displayName field represents the display name of the user object, not a storage pool. Using "lakefs-storage-pool" is semantically confusing. Consider a name that reflects this is a user account (e.g., lakefs-user or lakeFS Storage User).

🔎 Proposed fix
  spec:
    store: my-store
-   displayName: lakefs-storage-pool
+   displayName: "lakeFS Storage User"

Alternatively, if using a shortened form consistent with the metadata.name:

  spec:
    store: my-store
-   displayName: lakefs-storage-pool
+   displayName: lakefs-user
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docs/en/solutions/How_to_Use_lakeFS.md

[style] ~41-~41: This phrase is redundant. Consider writing “point” or “time”.
Context: ...napshot of the repository at a specific point in time - Merge: Combining changes from one...

(MOMENT_IN_TIME)

🔇 Additional comments (2)
docs/en/solutions/How_to_Use_lakeFS.md (2)

113-179: Well-structured configuration section.

The credential retrieval uses busybox-compatible base64 -d syntax, the placeholder replacements are clearly noted, and the PostgreSQL setup method is documented. Previous issues (exposed credentials, unclear postgres setup) have been adequately addressed.


180-289: Comprehensive and well-organized sections.

The deployment verification, configuration guide, troubleshooting, best practices, and reference sections are well-structured, provide actionable guidance, and properly reference official documentation. The diagnostic commands are helpful for operational support.

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Actionable comments posted: 0

🧹 Nitpick comments (3)
docs/en/solutions/How_to_Use_lakeFS.md (3)

38-42: Tighten wording in key concepts section.

Line 41 contains redundant phrasing: "snapshot of the repository at a specific point in time" should be shortened to either "at a specific point" or "at a specific time" for clarity.

🔎 Proposed rewording
- **Commit**: A snapshot of the repository at a specific point in time
+ **Commit**: A snapshot of the repository at a specific point in time

Or more concisely:

- **Commit**: A snapshot of the repository at a specific point in time
+ **Commit**: A snapshot of the repository at a point in time

130-138: Clarify PostgreSQL pod selection for database creation.

The instructions for finding and connecting to the PostgreSQL pod are implicit in the command kubectl get pods. To reduce friction for users less familiar with Kubernetes, consider explicitly filtering for the PostgreSQL pod. For example:

# List PostgreSQL pods specifically
kubectl get pods -l app=postgresql  # or use the actual label from your PostgreSQL deployment

# Then execute the database creation
kubectl exec -it <postgres-pod-name> -- psql -U postgres -c "CREATE DATABASE lakefs;"

Alternatively, if using the PostgreSQL Operator chart recommended in line 126, the connection details may differ. Clarify whether users should:

  1. Connect via kubectl exec to the operator pod, or
  2. Use port-forwarding to connect locally with psql

149-170: Verify placeholder replacement guidance is complete.

The note at lines 149–150 correctly instructs users to replace <YOUR_ACCESS_KEY>, <YOUR_SECRET_KEY>, <DB_USER>, <DB_PASSWORD>, and <DB_HOST>. However, line 163 also references my-store in the S3 endpoint:

endpoint: "http://rook-ceph-rgw-my-store.rook-ceph.svc:7480"

Ensure the guidance also mentions that my-store should match the actual Ceph RGW object store name. Additionally, verify that <DB_HOST> maps correctly—if using the PostgreSQL Operator recommended in line 126, the service name may not be simply postgres-service. A brief example or clarification would help:

# Example:
databaseConnectionString: "postgres://lakefs_user:[email protected]:5432/lakefs"
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Reviewing files that changed from the base of the PR and between 147e02b and ec7a92c.

📒 Files selected for processing (1)
  • docs/en/solutions/How_to_Use_lakeFS.md
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docs/en/solutions/How_to_Use_lakeFS.md

[style] ~41-~41: This phrase is redundant. Consider writing “point” or “time”.
Context: ...napshot of the repository at a specific point in time - Merge: Combining changes from one...

(MOMENT_IN_TIME)

🔇 Additional comments (1)
docs/en/solutions/How_to_Use_lakeFS.md (1)

101-102: Clarify Ceph ObjectStoreUser displayName semantics.

The displayName: lakefs-storage-pool appears semantically misaligned with the field's purpose. In Ceph, displayName typically refers to the user's display name, not the storage pool being accessed. Consider renaming to something like displayName: lakeFS-User or simply displayName: lakefs to better reflect that this is a user credential, not a pool identifier.

Additionally, verify that the store: my-store value (line 101) matches the actual Ceph RGW object store name in your environment, as this is referenced again in the deployment configuration (line 163).

@tyzhou111 tyzhou111 merged commit c73694b into main Jan 6, 2026
2 checks passed
@tyzhou111 tyzhou111 deleted the lakefs-solution branch January 6, 2026 10:16
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5 participants