Add Portainer integration as an optional service

- Updated .env.example to include PORTAINER_HOSTNAME, PORTAINER_USERNAME, PORTAINER_PASSWORD, and PORTAINER_PASSWORD_HASH for configuration. - Modified Caddyfile to add a reverse proxy for Portainer with basic authentication. - Enhanced docker-compose.yml to include a new Portainer service and associated volume. - Updated scripts to generate Portainer credentials and include it in the setup wizard and final report. - Documented the integration process and reflections in the memory bank for future reference.
2026-03-07 22:33:11 +00:00 · 2025-08-07 21:29:19 -06:00
parent 5dd2655a93
commit 86ea16b359
11 changed files with 236 additions and 7 deletions
--- a/.env.example
+++ b/.env.example
@@ -43,6 +43,14 @@ PROMETHEUS_PASSWORD=
 SEARXNG_USERNAME=
 SEARXNG_PASSWORD=

+############
+# [required]
+# portainer credentials - you set this to whatever you want, just make it a long and secure string for both!
+############
+
+PORTAINER_USERNAME=
+PORTAINER_PASSWORD=
+

 ############
 # [required]
@@ -135,6 +143,7 @@ WEAVIATE_HOSTNAME=weaviate.yourdomain.com
 NEO4J_HOSTNAME=neo4j.yourdomain.com
 GRAFANA_HOSTNAME=grafana.yourdomain.com
 PROMETHEUS_HOSTNAME=prometheus.yourdomain.com
+PORTAINER_HOSTNAME=portainer.yourdomain.com
 LETTA_HOSTNAME=letta.yourdomain.com
 QDRANT_HOSTNAME=qdrant.yourdomain.com
 LETSENCRYPT_EMAIL=
@@ -300,3 +309,4 @@ DIFY_EXPOSE_NGINX_SSL_PORT=8443
 COMPOSE_PROFILES="n8n,flowise,monitoring"
 PROMETHEUS_PASSWORD_HASH=
 SEARXNG_PASSWORD_HASH=
+PORTAINER_PASSWORD_HASH=
--- a/8
+++ b/8
@@ -53,6 +53,14 @@
    reverse_proxy prometheus:9090
 }

+# Portainer
+{$PORTAINER_HOSTNAME} {
+    basic_auth {
+        {$PORTAINER_USERNAME} {$PORTAINER_PASSWORD_HASH}
+    }
+    reverse_proxy portainer:9000
+}
+
 # Letta
 {$LETTA_HOSTNAME} {
    reverse_proxy letta:8283
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -15,6 +15,7 @@ volumes:
  prometheus_data:
  letta_data:
  weaviate_data:
+  portainer_data:

 x-n8n: &service-n8n
  build:
@@ -212,6 +213,9 @@ services:
      - PROMETHEUS_PASSWORD_HASH=${PROMETHEUS_PASSWORD_HASH}
      - SEARXNG_USERNAME=${SEARXNG_USERNAME}
      - SEARXNG_PASSWORD_HASH=${SEARXNG_PASSWORD_HASH}
+      - PORTAINER_HOSTNAME=${PORTAINER_HOSTNAME}
+      - PORTAINER_USERNAME=${PORTAINER_USERNAME}
+      - PORTAINER_PASSWORD_HASH=${PORTAINER_PASSWORD_HASH}
    cap_drop:
      - ALL
    cap_add:
@@ -570,3 +574,12 @@ services:
      timeout: 5s
      retries: 5
      start_period: 10s
+
+  portainer:
+    image: portainer/portainer-ce:latest
+    container_name: portainer
+    profiles: ["portainer"]
+    restart: unless-stopped
+    volumes:
+      - portainer_data:/data
+      - ${DOCKER_SOCKET_LOCATION:-/var/run/docker.sock}:/var/run/docker.sock
--- a/memory-bank/activeContext.md
+++ b/memory-bank/activeContext.md
@@ -3,6 +3,10 @@
 ## Current Phase
 **READY FOR NEW TASK** - Archive Phase Complete

+### Last Completed Task
+- Portainer Integration (Level 2) — COMPLETED & ARCHIVED (2025-08-08)
+- Archive: `memory-bank/archive/feature-portainer-integration_20250808.md`
+
 ## Previous Task
 **Dify AI Platform Integration** - Level 3 (Intermediate Feature)  
 **Status**: ✅ COMPLETED, REFLECTED, AND ARCHIVED  
--- a/memory-bank/archive/feature-portainer-integration_20250808.md
+++ b/memory-bank/archive/feature-portainer-integration_20250808.md
@@ -0,0 +1,48 @@
+# Archive: Portainer Integration (Level 2)
+
+- Archive Date: 2025-08-08
+- Status: COMPLETED & ARCHIVED
+- Task: Add Portainer Service (Docker Management UI)
+- Reflection Document: `memory-bank/reflection/reflection-portainer-integration.md`
+
+## Overview
+Added Portainer CE as an optional, profile-based service to manage Docker through a secure Caddy reverse proxy with basic authentication.
+
+## What Changed
+- `.env.example`: Added `PORTAINER_HOSTNAME`, `PORTAINER_USERNAME`, `PORTAINER_PASSWORD`, `PORTAINER_PASSWORD_HASH`.
+- `scripts/03_generate_secrets.sh`: Generates `PORTAINER_PASSWORD`, sets `PORTAINER_USERNAME` from email, computes bcrypt `PORTAINER_PASSWORD_HASH` via Caddy.
+- `scripts/04_wizard.sh`: Added `portainer` to selectable services.
+- `scripts/06_final_report.sh`: Added Portainer access output.
+- `Caddyfile`: Added host block with `basic_auth` and `reverse_proxy portainer:9000`.
+- `docker-compose.yml`: Added `portainer_data` volume, caddy env vars for Portainer, and `portainer` service with Docker socket mount.
+
+## Access
+- External: `https://${PORTAINER_HOSTNAME}`
+- Caddy basic_auth: `${PORTAINER_USERNAME}` / `${PORTAINER_PASSWORD}`
+- Note: On first login, Portainer prompts for admin setup.
+
+## Configuration Summary
+- Caddy:
+  - Host: `{$PORTAINER_HOSTNAME}`
+  - Auth: `basic_auth { {$PORTAINER_USERNAME} {$PORTAINER_PASSWORD_HASH} }`
+  - Upstream: `portainer:9000`
+- Compose service:
+  - Image: `portainer/portainer-ce:latest`
+  - Profiles: `["portainer"]`
+  - Volumes:
+    - `portainer_data:/data`
+    - `${DOCKER_SOCKET_LOCATION:-/var/run/docker.sock}:/var/run/docker.sock`
+
+## Env Variables
+- `PORTAINER_HOSTNAME=portainer.yourdomain.com`
+- `PORTAINER_USERNAME`
+- `PORTAINER_PASSWORD`
+- `PORTAINER_PASSWORD_HASH`
+
+## Security Notes
+- External access protected by Caddy `basic_auth`.
+- Portainer requires admin setup on first login; credentials there are independent of Caddy auth.
+- Docker socket is mounted read/write; restrict access to the URL and keep `.env` safe.
+
+## Lessons & References
+- See reflection: `memory-bank/reflection/reflection-portainer-integration.md` for successes, challenges, and improvements.
--- a/memory-bank/progress.md
+++ b/memory-bank/progress.md
@@ -1,6 +1,6 @@
 # n8n-installer Project Progress

-## Current Task: Add Gotenberg Service to n8n-installer
+## Current Task: —

 ### Implementation Progress
 All major components have been implemented successfully:
--- a/memory-bank/reflection/reflection-portainer-integration.md
+++ b/memory-bank/reflection/reflection-portainer-integration.md
@@ -0,0 +1,39 @@
+# Reflection: Portainer Integration (Level 2)
+
+## Review Implementation & Compare to Plan
+- Implemented Portainer as an optional service using a `portainer` Docker Compose profile.
+- Added Caddy reverse proxy with `basic_auth` using `PORTAINER_USERNAME` and `PORTAINER_PASSWORD_HASH`.
+- Extended `.env.example` with `PORTAINER_HOSTNAME`, `PORTAINER_USERNAME`, `PORTAINER_PASSWORD`, `PORTAINER_PASSWORD_HASH`.
+- Updated `scripts/03_generate_secrets.sh` to generate password, set username from email, and bcrypt-hash the password via Caddy.
+- Added Portainer to `scripts/04_wizard.sh` for selectable installation.
+- Added access details to `scripts/06_final_report.sh`.
+- Validated `docker-compose.yml` with `docker compose config -q` and fixed default for `DOCKER_SOCKET_LOCATION`.
+
+## Successes
+- Pattern reuse from Prometheus/SearXNG for Caddy `basic_auth` and hash generation.
+- Clean, minimal changes across existing integration points (env, wizard, report, proxy, compose).
+- Compose validation passed; good developer UX with sensible defaults.
+
+## Challenges
+- Initial compose validation failed due to empty `DOCKER_SOCKET_LOCATION` causing an invalid volume spec.
+- Ensured default fallback `:/var/run/docker.sock` to avoid requiring `.env` at validation time.
+
+## Lessons Learned
+- Provide sane defaults for host-mounted paths referenced via environment variables to keep validation/dev flows smooth.
+- Align new service auth with existing patterns to minimize cognitive load and security inconsistencies.
+
+## Process/Technical Improvements
+- Consider centralizing the basic auth hashing routine to avoid duplication across services.
+- Optionally prompt for enabling Portainer in the secrets script to improve onboarding flow.
+
+## Verification Checklist
+- Implementation thoroughly reviewed: YES
+- Successes documented: YES
+- Challenges documented: YES
+- Lessons Learned documented: YES
+- Process/Technical Improvements identified: YES
+- reflection.md created: YES (this document)
+- tasks.md updated with reflection status: YES (to be updated)
+
+## Final Notes
+- First login still requires Portainer admin setup; Caddy `basic_auth` adds an external protection layer consistent with project norms.
--- a/memory-bank/tasks.md
+++ b/memory-bank/tasks.md
@@ -385,4 +385,84 @@ Ready to archive the completed Dify integration task and prepare for next develo
 → **Memory Bank is ready for the next task**  
 → **To start a new task, use VAN MODE**

-**Final Task Status**: <EFBFBD><EFBFBD> SUCCESSFULLY COMPLETED, REFLECTED, AND ARCHIVED
+**Final Task Status**: ✅ SUCCESSFULLY COMPLETED, REFLECTED, AND ARCHIVED
+
+## New Task: Add Portainer Service (Docker Management UI)
+
+### Description
+Integrate Portainer Community Edition as an optional service to manage the local Docker environment through a secure, Caddy-proxied hostname with basic authentication.
+
+### Complexity
+- Level: 2 (Simple Enhancement)
+- Type: Add-on service integration using existing patterns (profiles, Caddy, env generation, wizard, final report)
+
+### Overview of Changes
+- Add Portainer as a new Docker Compose service behind profile `portainer`.
+- Expose via Caddy at `PORTAINER_HOSTNAME`, protected with Caddy `basic_auth`.
+- Generate `PORTAINER_PASSWORD` with bcrypt hash `PORTAINER_PASSWORD_HASH`. Use `PORTAINER_USERNAME` (from user email) for convenience.
+- Add service to wizard for optional selection.
+- Include access details in final report.
+
+### Files to Modify
+- `scripts/03_generate_secrets.sh`
+  - Generate: `PORTAINER_PASSWORD` (random), username from email `PORTAINER_USERNAME`.
+  - Compute bcrypt `PORTAINER_PASSWORD_HASH` via `caddy hash-password`.
+  - Persist hash in `.env` like with Prometheus/SearXNG.
+- `scripts/04_wizard.sh`
+  - Add service option: `portainer` "Portainer (Docker management UI)".
+- `scripts/06_final_report.sh`
+  - Add section for Portainer host, username, and password.
+- `.env.example`
+  - Add variables: `PORTAINER_HOSTNAME`, `PORTAINER_USERNAME`, `PORTAINER_PASSWORD`, `PORTAINER_PASSWORD_HASH`.
+- `Caddyfile`
+  - Add host block for `{$PORTAINER_HOSTNAME}` with `basic_auth` using `PORTAINER_USERNAME`/`PORTAINER_PASSWORD_HASH`, proxy to `portainer:9000`.
+- `docker-compose.yml`
+  - Add `portainer` service (`profiles: ["portainer"]`), volumes: `portainer_data` and `${DOCKER_SOCKET_LOCATION}:/var/run/docker.sock`.
+  - Add `portainer_data` to top-level `volumes`.
+  - Pass Portainer env/host variables into `caddy` service environment: `PORTAINER_HOSTNAME`, `PORTAINER_USERNAME`, `PORTAINER_PASSWORD_HASH`.
+
+### Implementation Steps
+1) `.env.example`
+   - Insert under hostnames: `PORTAINER_HOSTNAME=portainer.yourdomain.com`.
+   - Insert credentials: `PORTAINER_USERNAME=`, `PORTAINER_PASSWORD=`.
+   - Insert hash section end: `PORTAINER_PASSWORD_HASH=`.
+2) `scripts/03_generate_secrets.sh`
+   - Add to `VARS_TO_GENERATE`: `"PORTAINER_PASSWORD"="password:32"`.
+   - Set `generated_values["PORTAINER_USERNAME"]="$USER_EMAIL"`.
+   - Add `found_vars["PORTAINER_USERNAME"]=0`, include in `user_input_vars` and in the post-template append list.
+   - Compute hash with caddy (mirror Prometheus/SearXNG pattern) and `_update_or_add_env_var "PORTAINER_PASSWORD_HASH"`.
+3) `scripts/04_wizard.sh`
+   - Add to `base_services_data`: `"portainer" "Portainer (Docker management UI)"`.
+4) `scripts/06_final_report.sh`
+   - Add a block gated by `is_profile_active "portainer"` printing host, user, password.
+5) `Caddyfile`
+   - Add block for `{$PORTAINER_HOSTNAME}` with `basic_auth { {$PORTAINER_USERNAME} {$PORTAINER_PASSWORD_HASH} }` and `reverse_proxy portainer:9000`.
+6) `docker-compose.yml`
+   - Add `portainer_data:` volume.
+   - Add `portainer` service using `portainer/portainer-ce:latest`, `restart: unless-stopped`, `profiles: ["portainer"]`, volumes mapping `portainer_data:/data` and `${DOCKER_SOCKET_LOCATION}:/var/run/docker.sock`.
+   - Add `PORTAINER_*` variables to the `caddy` service environment section.
+
+### Potential Challenges
+- Portainer first-run setup: even with Caddy `basic_auth`, Portainer will request initial admin setup on first login. This is expected; Caddy auth protects the external URL.
+- Docker socket mount must match host path via `${DOCKER_SOCKET_LOCATION}`.
+
+### Testing Strategy
+- Generate/update `.env` with `03_generate_secrets.sh` and choose `portainer` in `04_wizard.sh`.
+- Start: `docker compose up -d caddy portainer`.
+- Verify `https://PORTAINER_HOSTNAME` prompts for Caddy basic auth, then complete Portainer admin onboarding.
+
+### Next Mode Recommendation
+- Implement Mode (no creative phase required).
+
+### Reflection Status (Portainer)
+- [x] Implementation thoroughly reviewed
+- [x] Successes documented
+- [x] Challenges and solutions analyzed
+- [x] Lessons Learned documented
+- [x] Process/Technical improvements identified
+- [x] reflection-portainer-integration.md created
+- [x] tasks.md updated with reflection status
+
+### Archiving Status (Portainer)
+- [x] Archive document created: `memory-bank/archive/feature-portainer-integration_20250808.md`
+- [x] tasks.md marked COMPLETE for Portainer
--- a/scripts/03_generate_secrets.sh
+++ b/scripts/03_generate_secrets.sh
@@ -41,6 +41,7 @@ declare -A VARS_TO_GENERATE=(
    ["LOGFLARE_PUBLIC_ACCESS_TOKEN"]="fixed:not-in-use" # For supabase-vector, can't be empty
    ["PROMETHEUS_PASSWORD"]="password:32" # Added Prometheus password
    ["SEARXNG_PASSWORD"]="password:32" # Added SearXNG admin password
+    ["PORTAINER_PASSWORD"]="password:32" # Added Portainer password for Caddy basic_auth
    ["LETTA_SERVER_PASSWORD"]="password:32" # Added Letta server password
    ["LANGFUSE_INIT_USER_PASSWORD"]="password:32"
    ["LANGFUSE_INIT_PROJECT_PUBLIC_KEY"]="langfuse_pk:32"
@@ -368,6 +369,7 @@ generated_values["SEARXNG_USERNAME"]="$USER_EMAIL"
 generated_values["LANGFUSE_INIT_USER_EMAIL"]="$USER_EMAIL"
 generated_values["N8N_WORKER_COUNT"]="$N8N_WORKER_COUNT"
 generated_values["WEAVIATE_USERNAME"]="$USER_EMAIL" # Set Weaviate username for Caddy
+generated_values["PORTAINER_USERNAME"]="$USER_EMAIL" # Set Portainer username for Caddy

 if [[ -n "$OPENAI_API_KEY" ]]; then
    generated_values["OPENAI_API_KEY"]="$OPENAI_API_KEY"
@@ -391,6 +393,7 @@ found_vars["LANGFUSE_INIT_USER_EMAIL"]=0
 found_vars["N8N_WORKER_COUNT"]=0
 found_vars["WEAVIATE_USERNAME"]=0
 found_vars["NEO4J_AUTH_USERNAME"]=0
+found_vars["PORTAINER_USERNAME"]=0

 # Read template, substitute domain, generate initial values
 while IFS= read -r line || [[ -n "$line" ]]; do
@@ -437,7 +440,7 @@ while IFS= read -r line || [[ -n "$line" ]]; do
            # This 'else' block is for lines from template not covered by existing values or VARS_TO_GENERATE.
            # Check if it is one of the user input vars - these are handled by found_vars later if not in template.
            is_user_input_var=0 # Reset for each line
-            user_input_vars=("FLOWISE_USERNAME" "DASHBOARD_USERNAME" "LETSENCRYPT_EMAIL" "RUN_N8N_IMPORT" "PROMETHEUS_USERNAME" "SEARXNG_USERNAME" "OPENAI_API_KEY" "LANGFUSE_INIT_USER_EMAIL" "N8N_WORKER_COUNT" "WEAVIATE_USERNAME" "NEO4J_AUTH_USERNAME")
+            user_input_vars=("FLOWISE_USERNAME" "DASHBOARD_USERNAME" "LETSENCRYPT_EMAIL" "RUN_N8N_IMPORT" "PROMETHEUS_USERNAME" "SEARXNG_USERNAME" "OPENAI_API_KEY" "LANGFUSE_INIT_USER_EMAIL" "N8N_WORKER_COUNT" "WEAVIATE_USERNAME" "NEO4J_AUTH_USERNAME" "PORTAINER_USERNAME")
            for uivar in "${user_input_vars[@]}"; do
                if [[ "$varName" == "$uivar" ]]; then
                    is_user_input_var=1
@@ -520,7 +523,7 @@ if [[ -z "${generated_values[SERVICE_ROLE_KEY]}" ]]; then
 fi

 # Add any custom variables that weren't found in the template
-for var in "FLOWISE_USERNAME" "DASHBOARD_USERNAME" "LETSENCRYPT_EMAIL" "RUN_N8N_IMPORT" "OPENAI_API_KEY" "PROMETHEUS_USERNAME" "SEARXNG_USERNAME" "LANGFUSE_INIT_USER_EMAIL" "N8N_WORKER_COUNT" "WEAVIATE_USERNAME" "NEO4J_AUTH_USERNAME"; do
+for var in "FLOWISE_USERNAME" "DASHBOARD_USERNAME" "LETSENCRYPT_EMAIL" "RUN_N8N_IMPORT" "OPENAI_API_KEY" "PROMETHEUS_USERNAME" "SEARXNG_USERNAME" "LANGFUSE_INIT_USER_EMAIL" "N8N_WORKER_COUNT" "WEAVIATE_USERNAME" "NEO4J_AUTH_USERNAME" "PORTAINER_USERNAME"; do
    if [[ ${found_vars["$var"]} -eq 0 && -v generated_values["$var"] ]]; then
        # Before appending, check if it's already in TMP_ENV_FILE to avoid duplicates
        if ! grep -q -E "^${var}=" "$TMP_ENV_FILE"; then
@@ -631,6 +634,19 @@ if [[ -z "$FINAL_SEARXNG_HASH" && -n "$SEARXNG_PLAIN_PASS" ]]; then
 fi
 _update_or_add_env_var "SEARXNG_PASSWORD_HASH" "$FINAL_SEARXNG_HASH"

+# --- PORTAINER ---
+PORTAINER_PLAIN_PASS="${generated_values["PORTAINER_PASSWORD"]}"
+FINAL_PORTAINER_HASH="${generated_values[PORTAINER_PASSWORD_HASH]}"
+
+if [[ -z "$FINAL_PORTAINER_HASH" && -n "$PORTAINER_PLAIN_PASS" ]]; then
+    NEW_HASH=$(_generate_and_get_hash "$PORTAINER_PLAIN_PASS")
+    if [[ -n "$NEW_HASH" ]]; then
+        FINAL_PORTAINER_HASH="$NEW_HASH"
+        generated_values["PORTAINER_PASSWORD_HASH"]="$NEW_HASH"
+    fi
+fi
+_update_or_add_env_var "PORTAINER_PASSWORD_HASH" "$FINAL_PORTAINER_HASH"
+

 if [ $? -eq 0 ]; then # This $? reflects the status of the last mv command from the last _update_or_add_env_var call.
    # For now, assuming if we reached here and mv was fine, primary operations were okay.
--- a/scripts/04_wizard.sh
+++ b/scripts/04_wizard.sh
@@ -54,16 +54,17 @@ base_services_data=(
    "dify" "Dify (AI Application Development Platform with LLMOps)"
    "flowise" "Flowise (AI Agent Builder)"
    "monitoring" "Monitoring Suite (Prometheus, Grafana, cAdvisor, Node-Exporter)"
+    "portainer" "Portainer (Docker management UI)"
    "langfuse" "Langfuse Suite (AI Observability - includes Clickhouse, Minio)"
    "qdrant" "Qdrant (Vector Database)"
    "supabase" "Supabase (Backend as a Service)"
    "weaviate" "Weaviate (Vector Database with API Key Auth)"
    "neo4j" "Neo4j (Graph Database)"
-    "open-webui" "Open WebUI (ChatGPT-like Interface)"
-    "searxng" "SearXNG (Private Metasearch Engine)"
-    "crawl4ai" "Crawl4ai (Web Crawler for AI)"
    "letta" "Letta (Agent Server & SDK)"
    "gotenberg" "Gotenberg (Document Conversion API)"
+    "crawl4ai" "Crawl4ai (Web Crawler for AI)"
+    "open-webui" "Open WebUI (ChatGPT-like Interface)"
+    "searxng" "SearXNG (Private Metasearch Engine)"
    "ollama" "Ollama (Local LLM Runner - select hardware in next step)"
 )

--- a/scripts/06_final_report.sh
+++ b/scripts/06_final_report.sh
@@ -127,6 +127,16 @@ if is_profile_active "searxng"; then
  echo "Password: ${SEARXNG_PASSWORD:-<not_set_in_env>}"
 fi

+if is_profile_active "portainer"; then
+  echo
+  echo "================================= Portainer ==========================="
+  echo
+  echo "Host: ${PORTAINER_HOSTNAME:-<hostname_not_set>}"
+  echo "User: ${PORTAINER_USERNAME:-<not_set_in_env>}"
+  echo "Password: ${PORTAINER_PASSWORD:-<not_set_in_env>}"
+  echo "(Note: On first login, Portainer will prompt to set up an admin user.)"
+fi
+
 if is_profile_active "qdrant"; then
  echo
  echo "================================= Qdrant =============================="