diff --git a/.drone.yml b/.drone.yml new file mode 100644 index 0000000..cd4c77d --- /dev/null +++ b/.drone.yml @@ -0,0 +1,27 @@ +--- +kind: pipeline +type: exec +name: Matrix Notifier check + +steps: +- name: Pre-commit checks + commands: + - nix flake check + +- name: Notifiy + commands: + - nix run . + environment: + ADDRESS: + from_secret: matrix_homeserver + ROOM: + from_secret: matrix_roomid + USER: + from_secret: matrix_username + PASS: + from_secret: matrix_password + when: + status: + - failure + - success +... diff --git a/matrix-notifier b/matrix-notifier index ebc2f67..b92fb3e 100755 --- a/matrix-notifier +++ b/matrix-notifier @@ -4,6 +4,18 @@ print_err() { printf "%s\n" "$1" >&2 } +usage() { + print_err "Usage: $0 [option]..." + print_err "" + print_err " -h, --help" + print_err " print this usage screen and exit" + print_err " -t, --type" + print_err " which message type should be sent must be one of" + print_err " 'text' or 'notice', or 'auto'." + print_err " The special value 'auto' defaults to 'notice', unless" + print_err " 'DRONE_BUILD_STATUS' indicates a failure." +} + # Blessed Stack Overflow rawurlencode() { (set +x @@ -30,41 +42,100 @@ default_drone_message() { printf '%s' "$msg" } -if [ "$DRONE" == "true" ] && [ -z "$MESSAGE" ]; then - MESSAGE="$(default_drone_message)" -fi +ensure_variables() { + if [ "$DRONE" == "true" ] && [ -z "$MESSAGE" ]; then + MESSAGE="$(default_drone_message)" + fi -if [ -z "$USER" ] || [ -z "$PASS" ]; then - print_err "You must provide USER and PASS" - exit 1 -elif [ -z "$ADDRESS" ] || [ -z "$ROOM" ]; then - print_err "You must provide ADDRESS and ROOM" - exit 1 -elif [ -z "$MESSAGE" ]; then - print_err "You must provide MESSAGE" - exit 1 -fi + if [ -z "$USER" ] || [ -z "$PASS" ]; then + print_err "You must provide USER and PASS" + exit 1 + elif [ -z "$ADDRESS" ] || [ -z "$ROOM" ]; then + print_err "You must provide ADDRESS and ROOM" + exit 1 + elif [ -z "$MESSAGE" ]; then + print_err "You must provide MESSAGE" + exit 1 + fi +} -if [ "$(curl -XGET "$ADDRESS/_matrix/client/r0/login" 2>/dev/null | - jq 'any(.flows[].type; .== "m.login.password")')" != "true" ]; then - print_err "Login method not supported" - exit 1 -fi +get_message_type() { + if [ "$MSG_TYPE" == "auto" ]; then + if [ "$DRONE_BUILD_STATUS" == "failure" ]; then + MSG_TYPE="text" + else + MSG_TYPE="notice" + fi + fi + + printf '%s' "m.$MSG_TYPE" +} + +send_message() { + local login_json + local token + local message_json + + if [ "$(curl -XGET "$ADDRESS/_matrix/client/r0/login" 2>/dev/null | + jq 'any(.flows[].type; .== "m.login.password")')" != "true" ]; then + print_err "Login method not supported" + exit 1 + fi -LOGIN_JSON="$(printf '%s\n%s' "$USER" "$PASS" | - jq -Rn '[inputs] | {type: "m.login.password", user: .[0], password: .[1]}')" &>/dev/null -TOKEN="$(curl -XPOST \ - -d "$LOGIN_JSON" \ - "$ADDRESS/_matrix/client/r0/login" 2>/dev/null| jq .access_token --raw-output)" + login_json="$(printf '%s\n%s' "$USER" "$PASS" | + jq -Rn '[inputs] | {type: "m.login.password", user: .[0], password: .[1]}')" &>/dev/null + token="$(curl -XPOST \ + -d "$login_json" \ + "$ADDRESS/_matrix/client/r0/login" 2>/dev/null| jq .access_token --raw-output)" -if [ -z "$TOKEN" ] || [ "$TOKEN" == "null" ]; then - print_err "Error during login" - exit 1 -fi + if [ -z "$token" ] || [ "$token" == "null" ]; then + print_err "Error during login" + exit 1 + fi -MESSAGE_JSON="$(printf '%s' "$MESSAGE" | - jq --raw-input --slurp '{msgtype: "m.text", body: .}')" -curl -XPOST \ - -d "$MESSAGE_JSON" \ - "$ADDRESS/_matrix/client/r0/rooms/$(rawurlencode "$ROOM")/send/m.room.message?access_token=$(rawurlencode "$TOKEN")" 2>/dev/null + message_json="$(printf '%s' "$MESSAGE" | + jq --raw-input --slurp "{msgtype: \"$(get_message_type)\", body: .}")" + curl -XPOST \ + -d "$message_json" \ + "$ADDRESS/_matrix/client/r0/rooms/$(rawurlencode "$ROOM")/send/m.room.message?access_token=$(rawurlencode "$token")" 2>/dev/null +} + +MSG_TYPE='auto' + +while [ $# -gt 0 ]; do + opt="$1" + shift + + case "$opt" in + -t|--type) + arg="$1" + shift + + if [ -z "$arg" ]; then + print_err "Must give a message type when using '-t|--type'" + exit 1 + fi + + for type in text notice auto; do + if [ "$arg" == "$type" ]; then + continue 2 # Go to next argument + fi + done + print_err "Invalid message type '$arg'" + exit 1 + ;; + -h|--help) + usage + exit + ;; + *) + print_err "Unknown argument '$opt'" + usage + exit 1 + ;; + esac +done + +ensure_variables +send_message