feat: implement builds:output

This still needs tightening to ensure we don't trigger this for normal git plugin commands - as well as anything that triggers a deploy - but works in a pinch.

dokku

@@ -167,6 +167,10 @@ execute_dokku_cmd() {
  set -- "$PLUGIN_CMD" "$@"
  fi
 
+ if [[ $PLUGIN_NAME =~ git-* ]] || [[ $PLUGIN_NAME =~ git:* ]]; then
+ exec &> >(tee >(tee | logger -i -t "dokku-${DOKKU_PID}"))
+ fi
+
  if [[ -x $PLUGIN_ENABLED_PATH/$PLUGIN_NAME/subcommands/default ]]; then
  "$PLUGIN_ENABLED_PATH/$PLUGIN_NAME/subcommands/default" "$@"
  implemented=1

plugins/builds/subcommands/cancel

@@ -34,4 +34,4 @@ cmd-builds-cancel() {
  kill -quit -- "-${PROCESS_GROUP_ID}" && rm -f "$APP_DEPLOY_LOCK_FILE"
 }
 
-cmd-builds-cancel "$@"
+cmd-builds-cancel "$@"

plugins/builds/subcommands/output

@@ -7,20 +7,33 @@ cmd-builds-output() {
  declare desc="shows build output"
  declare cmd="builds:output"
  [[ "$1" == "$cmd" ]] && shift 1
- declare APP="$1"
+ declare APP="$1" DEPLOY_ID="$2"
  verify_app_name "$APP"
 
- local APP_DEPLOY_LOCK_FILE PROCESS_ID
- APP_DEPLOY_LOCK_FILE="$DOKKU_ROOT/$APP/.deploy.lock"
- if [[ ! -f "$APP_DEPLOY_LOCK_FILE" ]]; then
- dokku_log_info1 "No matching app deploy found"
- return
+ if [[ -z "$DEPLOY_ID" ]] || [[ "$DEPLOY_ID" == "current" ]]; then
+ local APP_DEPLOY_LOCK_FILE PROCESS_ID
+ APP_DEPLOY_LOCK_FILE="$DOKKU_ROOT/$APP/.deploy.lock"
+ if [[ ! -f "$APP_DEPLOY_LOCK_FILE" ]]; then
+ dokku_log_info1 "App not currently deploying"
+ return
+ fi
+
+ DEPLOY_ID="$(cat "$APP_DEPLOY_LOCK_FILE")"
+ if [[ -z "$DEPLOY_ID" ]]; then
+ dokku_log_info1 "No matching app deploy found"
+ return
+ fi
+ fi
+
+ if [[ -z "$DEPLOY_ID" ]]; then
+ dokku_log_fail "No deploy id specified"
+ return 1
  fi
 
- PROCESS_ID="$(cat "$APP_DEPLOY_LOCK_FILE")"
- if [[ -z "$PROCESS_ID" ]]; then
-  dokku_log_info1 "No matching app deploy found"
- return
+ if [[ -x /usr/bin/systemctl ]] || [[ -x /usr/local/bin/systemctl ]]; then
+  journalctl -n1000 -f -b -a -o cat "SYSLOG_IDENTIFIER=dokku-${DEPLOY_ID}"
+ else
+ grep "dokku-${DEPLOY_ID}" /var/log/syslog
  fi
 }