Use yq to dynamically write ports to the Docker Compose config.

2021-06-28 04:28:41 -05:00 · 2021-06-28 04:28:41 -05:00 · e60430c339
parent 5cca7e36ec
commit e60430c339
3 changed files with 75 additions and 181 deletions
--- a/docker-compose.sample.yml
+++ b/docker-compose.sample.yml
@ -115,158 +115,6 @@ services :
  stations :
    container_name : azuracast_stations
    image : "ghcr.io/azuracast/radio:${AZURACAST_VERSION:-latest}"
-    ports :
-      # This default mapping is the outgoing and incoming ports for the first 50 stations.
-      # You can override this port mapping in your own docker-compose.override.yml file.
-      # For instructions, see:
-      # https://docs.azuracast.com/en/administration/docker#expanding-the-station-port-range
-      - '8000:8000'
-      - '8005:8005'
-      - '8006:8006'
-      - '8010:8010'
-      - '8015:8015'
-      - '8016:8016'
-      - '8020:8020'
-      - '8025:8025'
-      - '8026:8026'
-      - '8030:8030'
-      - '8035:8035'
-      - '8036:8036'
-      - '8040:8040'
-      - '8045:8045'
-      - '8046:8046'
-      - '8050:8050'
-      - '8055:8055'
-      - '8056:8056'
-      - '8060:8060'
-      - '8065:8065'
-      - '8066:8066'
-      - '8070:8070'
-      - '8075:8075'
-      - '8076:8076'
-      - '8090:8090'
-      - '8095:8095'
-      - '8096:8096'
-      - '8100:8100'
-      - '8105:8105'
-      - '8106:8106'
-      - '8110:8110'
-      - '8115:8115'
-      - '8116:8116'
-      - '8120:8120'
-      - '8125:8125'
-      - '8126:8126'
-      - '8130:8130'
-      - '8135:8135'
-      - '8136:8136'
-      - '8140:8140'
-      - '8145:8145'
-      - '8146:8146'
-      - '8150:8150'
-      - '8155:8155'
-      - '8156:8156'
-      - '8160:8160'
-      - '8165:8165'
-      - '8166:8166'
-      - '8170:8170'
-      - '8175:8175'
-      - '8176:8176'
-      - '8180:8180'
-      - '8185:8185'
-      - '8186:8186'
-      - '8190:8190'
-      - '8195:8195'
-      - '8196:8196'
-      - '8200:8200'
-      - '8205:8205'
-      - '8206:8206'
-      - '8210:8210'
-      - '8215:8215'
-      - '8216:8216'
-      - '8220:8220'
-      - '8225:8225'
-      - '8226:8226'
-      - '8230:8230'
-      - '8235:8235'
-      - '8236:8236'
-      - '8240:8240'
-      - '8245:8245'
-      - '8246:8246'
-      - '8250:8250'
-      - '8255:8255'
-      - '8256:8256'
-      - '8260:8260'
-      - '8265:8265'
-      - '8266:8266'
-      - '8270:8270'
-      - '8275:8275'
-      - '8276:8276'
-      - '8280:8280'
-      - '8285:8285'
-      - '8286:8286'
-      - '8290:8290'
-      - '8295:8295'
-      - '8296:8296'
-      - '8300:8300'
-      - '8305:8305'
-      - '8306:8306'
-      - '8310:8310'
-      - '8315:8315'
-      - '8316:8316'
-      - '8320:8320'
-      - '8325:8325'
-      - '8326:8326'
-      - '8330:8330'
-      - '8335:8335'
-      - '8336:8336'
-      - '8340:8340'
-      - '8345:8345'
-      - '8346:8346'
-      - '8350:8350'
-      - '8355:8355'
-      - '8356:8356'
-      - '8360:8360'
-      - '8365:8365'
-      - '8366:8366'
-      - '8370:8370'
-      - '8375:8375'
-      - '8376:8376'
-      - '8380:8380'
-      - '8385:8385'
-      - '8386:8386'
-      - '8390:8390'
-      - '8395:8395'
-      - '8396:8396'
-      - '8400:8400'
-      - '8405:8405'
-      - '8406:8406'
-      - '8410:8410'
-      - '8415:8415'
-      - '8416:8416'
-      - '8420:8420'
-      - '8425:8425'
-      - '8426:8426'
-      - '8430:8430'
-      - '8435:8435'
-      - '8436:8436'
-      - '8440:8440'
-      - '8445:8445'
-      - '8446:8446'
-      - '8450:8450'
-      - '8455:8455'
-      - '8456:8456'
-      - '8460:8460'
-      - '8465:8465'
-      - '8466:8466'
-      - '8470:8470'
-      - '8475:8475'
-      - '8476:8476'
-      - '8480:8480'
-      - '8485:8485'
-      - '8486:8486'
-      - '8490:8490'
-      - '8495:8495'
-      - '8496:8496'
    volumes :
      - station_data:/var/azuracast/stations
      - shoutcast2_install:/var/azuracast/servers/shoutcast2
--- a/docker.sh
+++ b/docker.sh
@ -1,6 +1,10 @@
 #!/usr/bin/env bash
 # shellcheck disable=SC2145,SC2178,SC2120,SC2162

+# Constants
+export COMPOSE_VERSION=1.29.2
+export LEGACY_PORTS="8000,8005,8006,8010,8015,8016,8020,8025,8026,8030,8035,8036,8040,8045,8046,8050,8055,8056,8060,8065,8066,8070,8075,8076,8090,8095,8096,8100,8105,8106,8110,8115,8116,8120,8125,8126,8130,8135,8136,8140,8145,8146,8150,8155,8156,8160,8165,8166,8170,8175,8176,8180,8185,8186,8190,8195,8196,8200,8205,8206,8210,8215,8216,8220,8225,8226,8230,8235,8236,8240,8245,8246,8250,8255,8256,8260,8265,8266,8270,8275,8276,8280,8285,8286,8290,8295,8296,8300,8305,8306,8310,8315,8316,8320,8325,8326,8330,8335,8336,8340,8345,8346,8350,8355,8356,8360,8365,8366,8370,8375,8376,8380,8385,8386,8390,8395,8396,8400,8405,8406,8410,8415,8416,8420,8425,8426,8430,8435,8436,8440,8445,8446,8450,8455,8456,8460,8465,8466,8470,8475,8476,8480,8485,8486,8490,8495,8496"
+
 # Functions to manage .env files
 __dotenv=
 __dotenv_file=
@ -111,6 +115,16 @@ __dotenv_cmd=.env
  esac
 }

+# Shortcut to have Docker run YQ files
+yq() {
+  docker run --rm -i -v "${PWD}":/workdir mikefarah/yq "$@"
+}
+
+# Shortcut to convert semver version (x.yyy.zzz) into a comparable number.
+version-number() {
+  echo "$@" | gawk -F. '{ printf("%03d%03d%03d\n", $1,$2,$3); }'
+}
+
 # This is a general-purpose function to ask Yes/No questions in Bash, either
 # with or without a default answer. It keeps repeating the question until it
 # gets a valid answer.
@ -201,6 +215,49 @@ setup-release() {
  .env --file .env set AZURACAST_VERSION=${AZURACAST_VERSION}
 }

+# Add Ports to Docker Compose
+add-ports-to-docker-compose() {
+  .env --file .env get AZURACAST_STATION_PORTS
+
+  local PORTS
+  PORTS="${REPLY:-$LEGACY_PORTS}"
+
+  yq eval ".services.stations.ports += [$PORTS]" -i docker-compose.yml
+}
+
+install-docker() {
+  curl -fsSL get.docker.com -o get-docker.sh
+  sh get-docker.sh
+  rm get-docker.sh
+
+  if [[ $EUID -ne 0 ]]; then
+    sudo usermod -aG docker "$(whoami)"
+
+    echo "You must log out or restart to apply necessary Docker permissions changes."
+    echo "Restart, then continue installing using this script."
+    exit
+  fi
+}
+
+install-docker-compose() {
+  if [[ $EUID -ne 0 ]]; then
+    if [[ ! $(command -v sudo) ]]; then
+      echo "Sudo does not appear to be installed."
+      echo "Install sudo using your host's package manager,"
+      echo "then continue installing using this script."
+      exit 1
+    fi
+
+    sudo sh -c "curl -fsSL https://github.com/docker/compose/releases/download/${COMPOSE_VERSION}/docker-compose-$(uname -s)-$(uname -m) -o /usr/local/bin/docker-compose"
+    sudo chmod +x /usr/local/bin/docker-compose
+    sudo sh -c "curl -fsSL https://raw.githubusercontent.com/docker/compose/${COMPOSE_VERSION}/contrib/completion/bash/docker-compose -o /etc/bash_completion.d/docker-compose"
+  else
+    curl -fsSL https://github.com/docker/compose/releases/download/${COMPOSE_VERSION}/docker-compose-$(uname -s)-$(uname -m) -o /usr/local/bin/docker-compose
+    chmod +x /usr/local/bin/docker-compose
+    curl -fsSL https://raw.githubusercontent.com/docker/compose/${COMPOSE_VERSION}/contrib/completion/bash/docker-compose -o /etc/bash_completion.d/docker-compose
+  fi
+}
+
 #
 # Run the initial installer of Docker and AzuraCast.
 # Usage: ./docker.sh install
@ -217,17 +274,7 @@ install() {
    echo "Docker is already installed! Continuing..."
  else
    if ask "Docker does not appear to be installed. Install Docker now?" Y; then
-      curl -fsSL get.docker.com -o get-docker.sh
-      sh get-docker.sh
-      rm get-docker.sh
-
-      if [[ $EUID -ne 0 ]]; then
-        sudo usermod -aG docker "$(whoami)"
-
-        echo "You must log out or restart to apply necessary Docker permissions changes."
-        echo "Restart, then continue installing using this script."
-        exit
-      fi
+      install-docker
    fi
  fi

@ -235,24 +282,7 @@ install() {
    echo "Docker Compose is already installed! Continuing..."
  else
    if ask "Docker Compose does not appear to be installed. Install Docker Compose now?" Y; then
-      local COMPOSE_VERSION=1.25.3
-
-      if [[ $EUID -ne 0 ]]; then
-        if [[ ! $(command -v sudo) ]]; then
-          echo "Sudo does not appear to be installed."
-          echo "Install sudo using your host's package manager,"
-          echo "then continue installing using this script."
-          exit 1
-        fi
-
-        sudo sh -c "curl -fsSL https://github.com/docker/compose/releases/download/${COMPOSE_VERSION}/docker-compose-$(uname -s)-$(uname -m) -o /usr/local/bin/docker-compose"
-        sudo chmod +x /usr/local/bin/docker-compose
-        sudo sh -c "curl -fsSL https://raw.githubusercontent.com/docker/compose/${COMPOSE_VERSION}/contrib/completion/bash/docker-compose -o /etc/bash_completion.d/docker-compose"
-      else
-        curl -fsSL https://github.com/docker/compose/releases/download/${COMPOSE_VERSION}/docker-compose-$(uname -s)-$(uname -m) -o /usr/local/bin/docker-compose
-        chmod +x /usr/local/bin/docker-compose
-        curl -fsSL https://raw.githubusercontent.com/docker/compose/${COMPOSE_VERSION}/contrib/completion/bash/docker-compose -o /etc/bash_completion.d/docker-compose
-      fi
+      install-docker-compose
    fi
  fi

@ -285,6 +315,8 @@ install() {
    else
      curl -fsSL https://raw.githubusercontent.com/AzuraCast/AzuraCast/main/docker-compose.sample.yml -o docker-compose.yml
    fi
+
+    add-ports-to-docker-compose
  fi

  if ask "Customize AzuraCast ports?" N; then
@ -341,6 +373,16 @@ update() {
      echo "Default environment file loaded."
    fi

+    # Check for update to Docker Compose
+    local CURRENT_COMPOSE_VERSION
+    CURRENT_COMPOSE_VERSION=$(docker-compose version --short)
+
+    if [ "$(version-number "$COMPOSE_VERSION")" -gt "$(version-number "$CURRENT_COMPOSE_VERSION")" ]; then
+      if ask "Your version of Docker Compose is out of date. Attempt to update it automatically?" Y; then
+        install-docker-compose
+      fi
+    fi
+
    # Migrate previous release settings to new environment variable.
    .env --file azuracast.env get PREFER_RELEASE_BUILDS

@ -384,6 +426,8 @@ update() {

      cp docker-compose.yml docker-compose.backup.yml
      mv docker-compose.new.yml docker-compose.yml
+
+      add-ports-to-docker-compose
    else
      rm docker-compose.new.yml

--- a/sample.env
+++ b/sample.env
@ -5,4 +5,6 @@ AZURACAST_HTTPS_PORT=443

 AZURACAST_SFTP_PORT=2022

+AZURACAST_STATION_PORTS=8000,8005,8006,8010,8015,8016,8020,8025,8026,8030,8035,8036,8040,8045,8046,8050,8055,8056,8060,8065,8066,8070,8075,8076,8090,8095,8096,8100,8105,8106,8110,8115,8116,8120,8125,8126,8130,8135,8136,8140,8145,8146,8150,8155,8156,8160,8165,8166,8170,8175,8176,8180,8185,8186,8190,8195,8196,8200,8205,8206,8210,8215,8216,8220,8225,8226,8230,8235,8236,8240,8245,8246,8250,8255,8256
+
 NGINX_TIMEOUT=1800