bff for callbacks

ci/prod/compose/bff.yml

@@ -5,6 +5,14 @@ x-common-env: &common-env
     - ../env/.env.runtime
     - ../env/.env.version
 
+volumes:
+  bff-vault-run:
+    driver: local
+    driver_opts:
+      type: tmpfs
+      device: tmpfs
+      o: size=8m,uid=0,gid=0,mode=0700
+
 networks:
   sendico-net:
     external: true
@@ -51,8 +59,15 @@ services:
       PERMISSION_COLLECTION: ${PERMISSION_COLLECTION}
       PERMISSION_TIMEOUT: ${PERMISSION_TIMEOUT}
       PERMISSION_IS_FILTERED: ${PERMISSION_IS_FILTERED}
+      VAULT_ADDR: ${VAULT_ADDR}
+      VAULT_TOKEN_FILE: /run/vault/token
     ports:
       - "0.0.0.0:${BFF_HTTP_PORT}:8081"
+    volumes:
+      - bff-vault-run:/run/vault:ro
+    depends_on:
+      sendico_bff_vault_agent:
+        condition: service_healthy
     healthcheck:
       test: ["CMD-SHELL","wget -qO- http://localhost:8081/api/v1/health | grep -q '\"status\":\"ok\"'"]
       interval: 30s
@@ -61,3 +76,32 @@ services:
       start_period: 60s
     networks:
       - sendico-net
+
+  sendico_bff_vault_agent:
+    <<: *common-env
+    container_name: sendico-bff-vault-agent
+    restart: unless-stopped
+    image: hashicorp/vault:latest
+    pull_policy: always
+    cap_add: ["IPC_LOCK"]
+    environment:
+      VAULT_ADDR: ${VAULT_ADDR}
+      BFF_VAULT_ROLE_ID: ${BFF_VAULT_ROLE_ID}
+      BFF_VAULT_SECRET_ID: ${BFF_VAULT_SECRET_ID}
+    command: >
+      sh -lc 'set -euo pipefail; umask 077;
+              : "${BFF_VAULT_ROLE_ID:?}"; : "${BFF_VAULT_SECRET_ID:?}";
+              printf "%s" "$BFF_VAULT_ROLE_ID"   > /run/vault/role_id;
+              printf "%s" "$BFF_VAULT_SECRET_ID" > /run/vault/secret_id;
+              unset BFF_VAULT_ROLE_ID BFF_VAULT_SECRET_ID;
+              exec vault agent -config=/etc/vault/agent/bff.hcl'
+    volumes:
+      - ./vault-agent/bff.hcl:/etc/vault/agent/bff.hcl:ro
+      - bff-vault-run:/run/vault
+    healthcheck:
+      test: ["CMD","test","-s","/run/vault/token"]
+      interval: 10s
+      timeout: 5s
+      retries: 6
+    networks:
+      - sendico-net

ci/prod/compose/vault-agent/bff.hcl

@@ -0,0 +1,21 @@
+vault {
+  address = "https://vault.sendico.io"
+}
+
+auto_auth {
+  method "approle" {
+    mount_path = "auth/approle"
+    config = {
+      role_id_file_path    = "/run/vault/role_id"
+      secret_id_file_path  = "/run/vault/secret_id"
+    }
+  }
+
+  sink "file" {
+    config = {
+      path = "/run/vault/token"
+      mode = 0600
+    }
+  }
+}
+