Firebase function with express-session returning undefined value

[kencanak]

Related issues

N/A

[REQUIRED] Version info

Firebase function: v3.21.1

node: v14.19.0

firebase-functions: v3.21.1

firebase-tools: v10.7.2

firebase-admin: v10.1.0

[REQUIRED] Test case

• create http cloud function that's running on express
• use express-session
• init a firebase hosting, write a rewrite rules to run the dynamic hosting
• session data is accessible when accessing the app via function url directly
• session data is undefined when accessing the app via hosting url

[REQUIRED] Steps to reproduce

sample cloud function

sample rewrites rules:

"rewrites": [
        {
          "source": "/",
          "function": "sample-app"
        }
      ]

[REQUIRED] Expected behavior

session data should be accessible when accessing app via hosting url

session data was undefined

[REQUIRED] Actual behavior

Were you able to successfully deploy your functions?

yes

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