new docker scripts, pull and heal.

crons/docker-healing.sh

@@ -0,0 +1,68 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+notify() {
+    local color="$1"
+    local msg="$2"
+    local hostname=$(hostname)
+    echo "$msg"
+    ntfy pub -T "${color}_square" -t "Docker Health on ${hostname}" docker "$msg" >/dev/null 2>&1 || true
+}
+
+declare -A compose_projects
+declare -a standalone_containers
+
+# Find unhealthy containers
+while read -r container; do
+    health=$(docker inspect \
+        --format '{{if .State.Health}}{{.State.Health.Status}}{{else}}none{{end}}' \
+        "$container")
+
+    # Ignore missing health checks and containers still starting
+    if [[ "$health" != "unhealthy" ]]; then
+        continue
+    fi
+
+    project_dir=$(docker inspect \
+        --format '{{index .Config.Labels "com.docker.compose.project.working_dir"}}' \
+        "$container")
+
+    if [[ -n "$project_dir" && "$project_dir" != "<no value>" ]]; then
+        compose_projects["$project_dir"]+="$container "
+    else
+        standalone_containers+=("$container")
+    fi
+
+done < <(docker ps -q)
+
+# Restart compose projects once each
+for project_dir in "${!compose_projects[@]}"; do
+    containers="${compose_projects[$project_dir]}"
+
+    notify "orange" "Unhealthy containers in $(basename "$project_dir"): $containers"
+
+    if [[ -f "$project_dir/compose.yaml" ]]; then
+        if docker compose \
+            --project-directory "$project_dir" \
+            up -d --force-recreate; then
+
+            notify "green" "Recovery succeeded: $(basename "$project_dir")"
+        else
+            notify "red" "Recovery FAILED: $(basename "$project_dir")"
+        fi
+    else
+        notify "black" "Missing compose.yaml in $project_dir"
+    fi
+done
+
+# Restart standalone containers
+for container in "${standalone_containers[@]}"; do
+    notify "orange" "Unhealthy standalone container $container"
+
+    if docker restart "$container" >/dev/null; then
+        notify "green" "Recovery succeeded: $container"
+    else
+        notify "red" "Recovery FAILED: $container"
+    fi
+done
+

pull-docker.sh

@@ -0,0 +1,73 @@
+#!/usr/bin/env bash
+
+# perform a "docker compose pull" on each location specified (recursively), or current location if none specified.
+#
+# will only search symbolic links when passed "-l" option, must be before any locations
+# will only search hidden directories when passed "-h" option, must be before any locations
+# pull-all.sh [-l][-h] # current location implied
+# pull-all.sh [-l][-h] ~/my-projects /var/group-projects
+
+# check for "-l" and "-h" in command prompt
+followLinks="-H"
+checkHidden="*/.*/*compose.yaml"
+while getopts "lh" option; do
+    case $option in
+        l)
+            followLinks="-L"
+            ;;
+        h)
+            checkHidden=""
+            ;;
+    esac
+done
+shift "$((OPTIND-1))"
+
+if [[ "-H" == "$followLinks" ]]; then
+    echo "use -l to follow symbolic links"
+fi
+
+if [[ -n "$checkHidden" ]]; then
+    echo "use -h to check hidden directories"
+fi
+
+# function to process each location
+function process_docker_pull () {
+    startedIn=`pwd`
+    location=$(realpath $(dirname "$@"))
+    line="--- --- --- --- --- --- --- --- ---"
+    # use "--" to tell printf there are no more commands, only strings to print
+    printf -- "--- docker compose pull %s %s ---\n" "$location" "${line:${#location}}"
+    cd "$location"
+
+    # populate $runningServices[]
+    mapfile -t runningServices < <(
+        docker compose ps --services --status running
+    )
+
+    quietDocker=$(docker compose pull --ignore-buildable --ignore-pull-failures)
+
+    if docker compose up -d --dry-run | grep -q "Recreate"; then
+        # Only restart services that were already running
+        if ((${#runningServices[@]} > 0)); then
+            echo "restarting the following services: ${runningServices[@]}"
+            quietDocker=$(docker compose up -d "${runningServices[@]}")
+        else
+            echo "updates downloaded, no services were running"
+        fi
+    else
+        messageSuffix=""
+        if ((${#runningServices[@]} > 0)); then
+            messageSuffix=", services already current: ${runningServices[@]}"
+        fi
+        echo "no changes detected$messageSuffix"
+    fi
+
+    cd "$startedIn"
+}
+
+# find all folders named ".git" under given locations,
+# and call process_git_pull on each location that was found.
+# we then work on the folder that contained the ".git" folder.
+
+find "$followLinks" "$@" -type f \( -name 'compose.yaml' -o -name 'docker-compose.yaml' \) -not -path "$checkHidden" | sort | while read -r file; do process_docker_pull "$file"; done
+

setup/config/vim-vimrc

@@ -66,6 +66,12 @@ Plug 'airblade/vim-gitgutter'
 Plug 'vim-airline/vim-airline'
 Plug 'vim-airline/vim-airline-themes'
 
+" twig support (php templating)
+Plug 'lumiliet/vim-twig'
+
+" AnsiEsc to make editing colorful files better
+Plug 'powerman/vim-plugin-AnsiEsc'
+
 call plug#end()
 
 " config git-gutter