Try to upgrade MongoDB version in Snap.

Thanks to xet7 !

.future-snap/old-snapcraft.yaml

@@ -0,0 +1,256 @@
+name: wekan
+version: 0
+version-script: git describe --tags |  cut -c 2-
+summary: The open-source kanban
+description: |
+   Wekan is an open-source and collaborative kanban board application.
+
+   Whether you’re maintaining a personal todo list, planning your holidays with some friends, or working in a team on your next revolutionary idea, Kanban boards are an unbeatable tool to keep your things organized. They give you a visual overview of the current state of your project, and make you productive by allowing you to focus on the few items that matter the most.
+   Depending on target environment, some configuration settings might need to be adjusted.
+   For full list of configuration options call:
+   $ wekan.help
+
+confinement: strict
+grade: stable
+
+architectures:
+  - amd64
+
+plugs:
+  mongodb-plug:
+    interface: content
+    target: $SNAP_DATA/shared
+
+hooks:
+  configure:
+    plugs:
+      - network
+      - network-bind
+
+slots:
+  mongodb-slot:
+    interface: content
+    write:
+      - $SNAP_DATA/share
+
+apps:
+    wekan:
+        command: wekan-control
+        daemon: simple
+        plugs: [network, network-bind]
+
+    mongodb:
+        command: mongodb-control
+        daemon: simple
+        plugs: [network, network-bind]
+
+    caddy:
+        command: caddy-control
+        daemon: simple
+        plugs: [network, network-bind]
+
+    help:
+        command: wekan-help
+
+    database-backup:
+        command: mongodb-backup
+        plugs: [network, network-bind]
+
+    database-list-backups:
+        command: ls -al $SNAP_COMMON/db-backups/
+
+    database-restore:
+        command: mongodb-restore
+        plugs: [network, network-bind]
+
+parts:
+    mongodb:
+        source: https://fastdl.mongodb.org/linux/mongodb-linux-x86_64-ubuntu1604-3.2.22.tgz
+        plugin: dump
+        stage-packages: [libssl1.0.0]
+        filesets:
+            mongo:
+                - usr
+                - bin
+                - lib
+        stage:
+            - $mongo
+        prime:
+            - $mongo
+
+    wekan:
+        source: .
+        plugin: nodejs
+        node-engine: 12.16.2
+        node-packages:
+            - node-gyp
+            - node-pre-gyp
+            - fibers
+        build-packages:
+            - ca-certificates
+            - apt-utils
+            - python
+#            - python3
+            - g++
+            - capnproto
+            - curl
+            - execstack
+            - nodejs
+            - npm
+        stage-packages:
+            - libfontconfig1
+        override-build: |
+            echo "Cleaning environment first"
+            rm -rf ~/.meteor ~/.npm /usr/local/lib/node_modules
+            # Create the OpenAPI specification
+            rm -rf .build
+            ## Use Meteor 1.8.x on Snap
+            #rm -rf .meteor
+            #mv .snap-meteor-1.8/.meteor .
+            #mv .snap-meteor-1.8/package.json .
+            #mv .snap-meteor-1.8/package-lock.json .
+            ## Meteor 1.9.x has changes to Buffer() => Buffer.alloc(), so reverting those
+            #mv .snap-meteor-1.8/cfs_access-point.txt fix-download-unicode/
+            #mv .snap-meteor-1.8/export.js models/
+            #mv .snap-meteor-1.8/wekanCreator.js models/
+            #mv .snap-meteor-1.8/ldap.js packages/wekan-ldap/server/ldap.js
+            #mv .snap-meteor-1.8/oidc_server.js packages/wekan-oidc/oidc_server.js
+            rm -rf .snap-meteor-1.8
+            #mkdir -p .build/python
+            #cd .build/python
+            #git clone --depth 1 -b master https://github.com/Kronuz/esprima-python
+            #cd esprima-python
+            #python3 setup.py install
+            #cd ../../..
+            #mkdir -p ./public/api
+            #python3 ./openapi/generate_openapi.py --release $(git describe --tags --abbrev=0) > ./public/api/wekan.yml
+            # we temporary need api2html and mkdirp
+            #npm install -g api2html@0.3.0
+            #npm install -g mkdirp
+            #api2html -c ./public/logo-header.png -o ./public/api/wekan.html ./public/api/wekan.yml
+            #npm uninstall -g mkdirp
+            #npm uninstall -g api2html
+            # Node Fibers 100% CPU usage issue:
+            # https://github.com/wekan/wekan-mongodb/issues/2#issuecomment-381453161
+            # https://github.com/meteor/meteor/issues/9796#issuecomment-381676326
+            # https://github.com/sandstorm-io/sandstorm/blob/0f1fec013fe7208ed0fd97eb88b31b77e3c61f42/shell/server/00-startup.js#L99-L129
+            # Also see beginning of wekan/server/authentication.js
+            #   import Fiber from "fibers";
+            #   Fiber.poolSize = 1e9;
+            # OLD: Download node version 8.12.0 prerelease build => Official node 8.12.0 has been released
+            # Description at https://releases.wekan.team/node.txt
+            ##echo "375bd8db50b9c692c0bbba6e96d4114cd29bee3770f901c1ff2249d1038f1348  node" >> node-SHASUMS256.txt.asc
+            ##curl https://releases.wekan.team/node -o node
+            # Verify Fibers patched node authenticity
+            ##echo "Fibers 100% CPU issue patched node authenticity:"
+            ##grep node node-SHASUMS256.txt.asc | shasum -a 256 -c -
+            ##rm -f node-SHASUMS256.txt.asc
+            ##chmod +x node
+            ##mv node `which node`
+            # DOES NOT WORK: paxctl fix.
+            # Removed from build-packages: - paxctl
+            #echo "Applying paxctl fix for alpine linux: https://github.com/wekan/wekan/issues/1303"
+            #paxctl -mC `which node`
+            #echo "Installing npm"
+            #curl -L https://www.npmjs.com/install.sh | sh
+            echo "Installing meteor"
+            curl https://install.meteor.com/ -o install_meteor.sh
+            #sed -i "s|RELEASE=.*|RELEASE=\"1.8.1-beta.0\"|g" install_meteor.sh
+            chmod +x install_meteor.sh
+            sh install_meteor.sh
+            rm install_meteor.sh
+            # REPOS BELOW ARE INCLUDED TO WEKAN REPO
+            #if [ ! -d "packages" ]; then
+            #  mkdir packages
+            #fi
+            #if [ ! -d "packages/kadira-flow-router" ]; then
+            #  cd packages
+            #  git clone --depth 1 -b master https://github.com/wekan/flow-router.git kadira-flow-router
+            #  cd ..
+            #fi
+            #if [ ! -d "packages/meteor-useraccounts-core" ]; then
+            #  cd packages
+            #  git clone --depth 1 -b master https://github.com/meteor-useraccounts/core.git meteor-useraccounts-core
+            #  sed -i 's/api\.versionsFrom/\/\/api.versionsFrom/' meteor-useraccounts-core/package.js
+            #  cd ..
+            #fi
+            #if [ ! -d "packages/meteor-accounts-cas" ]; then
+            #  cd packages
+            #  git clone --depth 1 -b master https://github.com/wekan/meteor-accounts-cas.git meteor-accounts-cas
+            #  cd ..
+            #fi
+            #if [ ! -d "packages/wekan-ldap" ]; then
+            #  cd packages
+            #  git clone --depth 1 -b master https://github.com/wekan/wekan-ldap.git
+            #  cd ..
+            #fi
+            #if [ ! -d "packages/wekan-scrollbar" ]; then
+            #  cd packages
+            #  git clone --depth 1 -b master https://github.com/wekan/wekan-scrollbar.git
+            #  cd ..
+            #fi
+            #if [ ! -d "packages/wekan_accounts-oidc" ]; then
+            #  cd packages
+            #  git clone --depth 1 -b master https://github.com/wekan/meteor-accounts-oidc.git
+            #  mv meteor-accounts-oidc/packages/switch_accounts-oidc wekan-accounts-oidc
+            #  mv meteor-accounts-oidc/packages/switch_oidc wekan-oidc
+            #  rm -rf meteor-accounts-oidc
+            #  cd ..
+            #fi
+            #if [ ! -d "packages/markdown" ]; then
+            #  cd packages
+            #  git clone --depth 1 -b master --recurse-submodules https://github.com/wekan/markdown.git
+            #  cd ..
+            #fi
+            rm -rf .build
+            meteor add standard-minifier-js --allow-superuser
+            meteor npm install --allow-superuser
+            meteor npm install --allow-superuser --save babel-runtime
+            meteor build .build --directory --allow-superuser
+            cp -f fix-download-unicode/cfs_access-point.txt .build/bundle/programs/server/packages/cfs_access-point.js
+            #Removed binary version of bcrypt because of security vulnerability that is not fixed yet.
+            #https://github.com/wekan/wekan/commit/4b2010213907c61b0e0482ab55abb06f6a668eac
+            #https://github.com/wekan/wekan/commit/7eeabf14be3c63fae2226e561ef8a0c1390c8d3c
+            #cd .build/bundle/programs/server/npm/node_modules/meteor/npm-bcrypt
+            #rm -rf node_modules/bcrypt
+            #meteor npm install --save bcrypt
+            # Change from npm-bcrypt directory back to .build/bundle/programs/server directory.
+            #cd ../../../../
+            # Change to directory .build/bundle/programs/server
+            cd .build/bundle/programs/server
+            npm install
+            npm install --allow-superuser --save babel-runtime
+            #meteor npm install --save bcrypt
+            # Change back to Wekan source directory
+            cd ../../../..
+            cp -r .build/bundle/* $SNAPCRAFT_PART_INSTALL/
+            cp .build/bundle/.node_version.txt $SNAPCRAFT_PART_INSTALL/
+            rm -f $SNAPCRAFT_PART_INSTALL/lib/node_modules/wekan
+            rm -f $SNAPCRAFT_PART_INSTALL/programs/server/npm/node_modules/meteor/rajit_bootstrap3-datepicker/lib/bootstrap-datepicker/node_modules/phantomjs-prebuilt/lib/phantom/bin/phantomjs
+            rm -f $SNAPCRAFT_PART_INSTALL/programs/server/npm/node_modules/tar/lib/.mkdir.js.swp
+            rm -f $SNAPCRAFT_PART_INSTALL/lib/node_modules/node-pre-gyp/node_modules/tar/lib/.mkdir.js.swp
+            rm -f $SNAPCRAFT_PART_INSTALL/lib/node_modules/node-gyp/node_modules/tar/lib/.mkdir.js.swp
+            # Meteor 1.8.x additional .swp remove
+            rm -f $SNAPCRAFT_PART_INSTALL/programs/server/node_modules/node-pre-gyp/node_modules/tar/lib/.mkdir.js.swp
+
+        organize:
+            README: README.wekan
+        prime:
+            - -lib/node_modules/node-pre-gyp/node_modules/tar/lib/.unpack.js.swp
+
+    helpers:
+        source: snap-src
+        plugin: dump
+
+    caddy:
+        plugin: dump
+        source: https://caddyserver.com/download/linux/amd64?license=personal&telemetry=off
+        source-type: tar
+        organize:
+          caddy: bin/caddy
+          CHANGES.txt: CADDY_CHANGES.txt
+          EULA.txt: CADDY_EULA.txt
+          LICENSES.txt: CADDY_LICENSES.txt
+          README.txt: CADDY_README.txt
+        stage:
+          - -init

snapcraft.yaml

@@ -65,9 +65,9 @@ apps:
 
 parts:
     mongodb:
-        source: https://fastdl.mongodb.org/linux/mongodb-linux-x86_64-ubuntu1604-3.2.22.tgz
+        source: https://fastdl.mongodb.org/linux/mongodb-linux-x86_64-ubuntu1604-4.2.6.tgz
         plugin: dump
-        stage-packages: [libssl1.0.0]
+        stage-packages: [libssl1.0.0, libcurl3]
         filesets:
             mongo:
                 - usr
@@ -90,10 +90,11 @@ parts:
             - ca-certificates
             - apt-utils
             - python
-#            - python3
+            - python3
             - g++
             - capnproto
             - curl
+            - libcurl3
             - execstack
             - nodejs
             - npm