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Cloudron Forum

Apps | Demo | Docs | Install
  1. Cloudron Forum
  2. App Packaging & Development
  3. Localstorage & /app/data

Localstorage & /app/data

Scheduled Pinned Locked Moved App Packaging & Development
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  • robiR robi

    As was mentioned, you cannot do any /app/data operations in the Dockerfile.

    timconsidineT Offline
    timconsidineT Offline
    timconsidine
    App Dev
    wrote on last edited by
    #8

    @robi I don't think I am (now).

    robiR 1 Reply Last reply
    0
    • timconsidineT Offline
      timconsidineT Offline
      timconsidine
      App Dev
      wrote on last edited by
      #9

      is /tmp writeable ?
      e.g. can I prepare the app for runtime in /tmp, copy contents in start.sh and empty /tmp (for tidiness) ?

      1 Reply Last reply
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      • nebulonN Offline
        nebulonN Offline
        nebulon
        Staff
        wrote on last edited by
        #10

        /tmp is writeable and also created in runtime, however as the name suggests, the app should not rely on content to persist there. Traditionally it may be used as temporary storage for file uploads, of other caching files.

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        • timconsidineT timconsidine

          @robi I don't think I am (now).

          robiR Offline
          robiR Offline
          robi
          wrote on last edited by robi
          #11

          @timconsidine said in Localstorage & /app/data:

          @robi I don't think I am (now).

          so what is this in Dockerfile?

          && ln -s /app/data/data /app/code/data \

          && ln -s /app/data/public /app/code/public

          Conscious tech

          timconsidineT 1 Reply Last reply
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          • robiR robi

            @timconsidine said in Localstorage & /app/data:

            @robi I don't think I am (now).

            so what is this in Dockerfile?

            && ln -s /app/data/data /app/code/data \

            && ln -s /app/data/public /app/code/public

            timconsidineT Offline
            timconsidineT Offline
            timconsidine
            App Dev
            wrote on last edited by
            #12

            @robi that's from the start.sh file which runs after Dockerfile has been built to an image.

            robiR 1 Reply Last reply
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            • timconsidineT timconsidine

              @robi that's from the start.sh file which runs after Dockerfile has been built to an image.

              robiR Offline
              robiR Offline
              robi
              wrote on last edited by
              #13

              @timconsidine I updated my post, since it's about the ln commands not the cp commands

              Conscious tech

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              • girishG Offline
                girishG Offline
                girish
                Staff
                wrote on last edited by
                #14

                I would double check if the app was built and updated properly to use your latest Dockerfile. You can do cloudron debug and then you can cloudron exec to inspect if all the symlinks are proper. You can then launch your start.sh manually in that shell also.

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                • timconsidineT Offline
                  timconsidineT Offline
                  timconsidine
                  App Dev
                  wrote on last edited by
                  #15

                  Thank you
                  So app builds and launches, symlinks created in Dockerfile work
                  But there is weirdness in running start.sh
                  Some commands executed, some not.
                  Eg the first mkdir works but not #2 or #3
                  The first cp from tmp works but not #2 or #3
                  The chown doesn't work but the script is running to the end and working because the app launches.
                  Any ideas ?
                  Here's the start.sh :

                  #!/bin/bash
                  # set -eu
                  mkdir -p /app/data/config || true
                  mkdir -p /app/data/public || true
                  mkdir -p /app/data/images || true
                  cp -r /tmp/skeleton/* /app/data/config
                  cp -r /tmp/public/* /app/data/public 
                  cp -r /tmp/images/* /app/data/images 
                  chown -R cloudron:cloudron /app/data
                  export npm_config_cache=/app/data/.npm-cache
                  exec /usr/local/bin/gosu cloudron:cloudron npm start
                  

                  Cloudronmanifest.json has localstorage addon and proxyAuth addon.

                  nebulonN 1 Reply Last reply
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                  • timconsidineT timconsidine

                    Thank you
                    So app builds and launches, symlinks created in Dockerfile work
                    But there is weirdness in running start.sh
                    Some commands executed, some not.
                    Eg the first mkdir works but not #2 or #3
                    The first cp from tmp works but not #2 or #3
                    The chown doesn't work but the script is running to the end and working because the app launches.
                    Any ideas ?
                    Here's the start.sh :

                    #!/bin/bash
                    # set -eu
                    mkdir -p /app/data/config || true
                    mkdir -p /app/data/public || true
                    mkdir -p /app/data/images || true
                    cp -r /tmp/skeleton/* /app/data/config
                    cp -r /tmp/public/* /app/data/public 
                    cp -r /tmp/images/* /app/data/images 
                    chown -R cloudron:cloudron /app/data
                    export npm_config_cache=/app/data/.npm-cache
                    exec /usr/local/bin/gosu cloudron:cloudron npm start
                    

                    Cloudronmanifest.json has localstorage addon and proxyAuth addon.

                    nebulonN Offline
                    nebulonN Offline
                    nebulon
                    Staff
                    wrote on last edited by
                    #16

                    @timconsidine not sure if this the main problem, but mkdir -p ... does "no error if existing, make parent directories as needed" so should run it without the || true also if essential commands don't work in start.sh the app should not just continue anways in some unknown state.

                    timconsidineT 1 Reply Last reply
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                    • nebulonN nebulon

                      @timconsidine not sure if this the main problem, but mkdir -p ... does "no error if existing, make parent directories as needed" so should run it without the || true also if essential commands don't work in start.sh the app should not just continue anways in some unknown state.

                      timconsidineT Offline
                      timconsidineT Offline
                      timconsidine
                      App Dev
                      wrote on last edited by
                      #17

                      @nebulon thank you
                      I stuck in the || true because chatGPT told me to do so when I asked it why the script wasn't working ! 😄

                      Yep, it's weird behaviour, some lines working but some not.
                      I can execute the failed lines manually in Terminal, but not the right way to do it !

                      BrutalBirdieB 1 Reply Last reply
                      0
                      • timconsidineT timconsidine

                        @nebulon thank you
                        I stuck in the || true because chatGPT told me to do so when I asked it why the script wasn't working ! 😄

                        Yep, it's weird behaviour, some lines working but some not.
                        I can execute the failed lines manually in Terminal, but not the right way to do it !

                        BrutalBirdieB Offline
                        BrutalBirdieB Offline
                        BrutalBirdie
                        Partner
                        wrote on last edited by
                        #18

                        @timconsidine said in Localstorage & /app/data:

                        I stuck in the || true because chatGPT told me to do so when I asked it why the script wasn't working ! 😄

                        lol - That will just always make an exec return true / successful even when it fails.

                        AI will replace developers 😏 right.

                        Like my work? Consider donating a drink. Cheers!

                        timconsidineT 1 Reply Last reply
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                        • BrutalBirdieB BrutalBirdie

                          @timconsidine said in Localstorage & /app/data:

                          I stuck in the || true because chatGPT told me to do so when I asked it why the script wasn't working ! 😄

                          lol - That will just always make an exec return true / successful even when it fails.

                          AI will replace developers 😏 right.

                          timconsidineT Offline
                          timconsidineT Offline
                          timconsidine
                          App Dev
                          wrote on last edited by timconsidine
                          #19

                          @BrutalBirdie said in Localstorage & /app/data:

                          AI will replace developers right.

                          Absolutely ... not !
                          I have seen some absolute shockers (hallucinations, wrong responses) but nevertheless I do find it useful.
                          Comes back to that old age truth : you can have the best sword/drill/hammer in the world, but it's only useful if you know how to use it.
                          AI is helpful ... except when it's not and you recognise it is not !

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                          • robiR Offline
                            robiR Offline
                            robi
                            wrote on last edited by
                            #20

                            If you stop calling it AI, it will begin to make sense as a tool.

                            Conscious tech

                            1 Reply Last reply
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