new: [mongo] switch to pre-built images with upgrade directory

mongo/README.org

@@ -9,19 +9,58 @@ Since 4.0.6 based on alpine 3.9, alpine is not packaging mongo
 anymore. So we use the official version (that is huge). We still
 must change entrypoint to enforce proper directory paths.
 
-A ``Dockerfile`` is provided for this mean.
+*** Build new images
 
-You can fetch latest official tags:
-#+begin_quote
-docker-tags-fetch mongo -l 10 -f '^[0-9]+\.[0-9]+\.[0-9]+$'
-#+end_quote
+Get the last upstream images versions with:
 
-change it in docker file, then
+#+begin_src sh
+actions/upstream-versions -l 10
+#+end_src
 
-#+begin_quote
-docker build . -t docker.0k.io/mongo:"$TAG"-myc
-#+end_quote
+Then use these function to help you manage the ~upgrade/build~
+directory and create the ~*-myc~ images from upstream images:
 
+#+begin_src sh
+MONGO_VERSION=$(
+    docker-tags-fetch nextcloud -l 10 -f "^[0-9]+\.[0-9]+\.[0-9]+$" |
+        sort -V |
+        tail -n 1 |
+        cut -f 1 -d "-"
+)
+
+
+mk_build_dir() {
+    local new_version="$1" VLV VV T
+    (
+        cd upgrade/build
+
+        MONGO_LAST_VERSION=$(
+            find . -maxdepth 1 -mindepth 1 -type d -regex "./[0-9]+\.[0-9]+\.[0-9]+" -printf "%f\n" |
+                sort -V | tail -n 1)
+
+        for variant in ""; do
+            if [ -z "$variant" ]; then
+                VLV="${MONGO_LAST_VERSION}"
+                VV="${new_version}"
+                T="${new_version}-myc"
+            else
+                VLV="${MONGO_LAST_VERSION}-$variant"
+                VV="${new_version}-$variant"
+                T="${new_version}-myc-$variant"
+            fi
+
+            cp -r "${VLV}" "${VV}"
+
+            sed -ri "s/FROM mongo:.*/FROM mongo:${new_version}/g" "$VV"/Dockerfile
+
+            docker build "$VV" -t docker.0k.io/mongo:${T} || return 1
+            docker push "docker.0k.io/mongo:${T}" || return 1
+        done
+
+    )
+}
+mk_build_dir "$MONGO_VERSION"
+#+end_src
 
 ** General Access
 

mongo/build/Dockerfile

@@ -1,19 +0,0 @@
-## Note: alpine version >= 3.9 is required to get mongodb version 4
-## is a simple copy of alpine:3.9
-FROM docker.0k.io/alpine:3.9 as common
-
-## mongodb-tools is only required because we expect and use mongodump
-## XXXvlab: bash is only required by mongo-backup, we could probably only use sh
-RUN apk add --no-cache mongodb mongodb-tools bash
-
-RUN mkdir -p /var/lib/mongod
-RUN chown -R mongodb:mongodb /var/lib/mongod
-
-VOLUME ["/var/lib/mongodb"]
-EXPOSE 27017 28017
-
-USER mongodb
-
-ENTRYPOINT [ "mongod", "--config", "/etc/mongod.conf" ]
-
-

mongo/hooks/init

@@ -16,6 +16,37 @@ set -e
 
 uid=$(docker_get_uid "$SERVICE_NAME" "mongodb")
 
+## Check for old bogus version, and stop and remove container
+## if it is running.
+
+containers=($(get_running_containers_for_service "$SERVICE_NAME"))
+
+if [[ "${#containers[@]}" -gt 1 ]]; then
+    err "More than 1 container running for service $DARKYELLOW$SERVICE_NAME$NORMAL."
+    echo "  Please contact administrator to fix this issue." >&2
+    return 1
+fi
+
+if [[ "${#containers[@]}" == 1 ]]; then
+    ## We need to check that this running container
+    ## has same uid as the new image. If not, we need
+    ## to stop and remove it.
+    container_id=${containers[0]}
+    container_uid=$(docker exec "$container_id" id -u mongodb)
+    if [[ "$container_uid" != "$uid" ]]; then
+        info "Container $container_id is running with different uid than new image."
+        info "Stopping container $container_id."
+        docker stop "$container_id" &&
+            docker rm "$container_id"
+    fi
+fi
+
+
+##
+## Normal init
+##
+
+
 CONFIG=$SERVICE_CONFIGSTORE/etc/mongod.conf
 
 mkdir -p "$(dirname "$CONFIG")"
@@ -51,6 +82,9 @@ $MASTER_BASE_SERVICE_NAME:
     - compose.config_hash=$config_hash
 "
 
+
+
+
 ensure_db_docker_running
 
 

mongo/metadata.yml

@@ -1,5 +1,6 @@
 summary: "MongoDB server"
 maintainer: "Valentin Lab <valentin.lab@kalysto.org>"
+docker-image: docker.0k.io/mongo:4.0.24-myc
 data-resources:
   - /var/lib/mongodb
 config-resources:

mongo/upgrade/build/4.0.24/Dockerfile

@@ -0,0 +1,4 @@
+FROM mongo:4.0.24
+
+ENTRYPOINT [ "mongod", "--config", "/etc/mongod.conf" ]
+

mongo/upgrade/build/5.0.30/Dockerfile

@@ -0,0 +1,4 @@
+FROM mongo:5.0.30
+
+ENTRYPOINT [ "mongod", "--config", "/etc/mongod.conf" ]
+

mongo/upgrade/build/6.0.19/Dockerfile

@@ -0,0 +1,4 @@
+FROM mongo:6.0.19
+
+ENTRYPOINT [ "mongod", "--config", "/etc/mongod.conf" ]
+

mongo/upgrade/build/7.0.15/Dockerfile

@@ -0,0 +1,4 @@
+FROM mongo:7.0.15
+
+ENTRYPOINT [ "mongod", "--config", "/etc/mongod.conf" ]
+