2022-11-11 01:07:49 +00:00
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#!/usr/bin/env sh
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#
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# send-patch: "The Telodendria Patch Sender"
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#
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# This is a simple script for posting patch files to
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# a single room(generally the Telodendria patch room.)
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. "$(pwd)/tools/lib/common.sh"
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# Path to the patch to send.
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PATCHFILE="$1"
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# Tries to decompose the name and the HS from an MXID using
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# sed.
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UR_NAME="$(echo "$MXID" | sed "s/\@\(.*\)\:\(.*\)/\1/")"
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HS_NAME="$(echo "$MXID" | sed "s/\@\(.*\)\:\(.*\)/\2/")"
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# Prompts the user for a password, while disabling echo-ing.
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readpwd() {
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printf "$1"
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stty -echo -ctlecho
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read -r "$2"; echo
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stty echo ctlecho
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}
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# Calls curl, setting the RETURN variable for the actual
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# reply from the server and the ERROR_CODE variable for a
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# HTTP error code.
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curlec() {
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RETURN="$(curl -w "\n%{http_code}" "$@" 2> /dev/null)"
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ERROR_CODE="$(echo "$RETURN" | tail -n1)"
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2022-11-13 17:10:25 +00:00
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RETURN="$(echo "$RETURN" | sed '$d')"
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2022-11-11 01:07:49 +00:00
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}
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# Prompts user to login and gives out an access token to use
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# in the ACCESS_TOKEN variable
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matrix_login() {
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# Check authentication methods
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echo "Checking authentication methods..."
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curlec "$HS_BASE/_matrix/client/v3/login"
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AUTH_METHODS=$RETURN
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if [ $ERROR_CODE -ne 200 ]; then
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echo "Homeserver does not support login."
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exit 1;
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fi;
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SUPPORTS_PASSWORD="$(echo "$AUTH_METHODS" | jq -r '.flows[].type' | grep "m.login.password" | wc -l)"
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if [ $SUPPORTS_PASSWORD -lt 1 ]; then
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echo "Homeserver does not support password authentication."
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exit 1;
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fi;
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# Homeserver does support password authentication, so request
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# them one.
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if [ -z "$MXPW" ]; then
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readpwd "Enter your Matrix password: " MXPW
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fi
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# Tries to login using the "Telodendria Patch Script" device
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# name
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JSON="$(jq --null-input \
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--arg username "$UR_NAME" \
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--arg password "$MXPW" \
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--arg idtype "m.id.user" \
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--arg passwordtype "m.login.password" \
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'{
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"identifier": {
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"type": $idtype,
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"user": $username
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},
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"initial_device_display_name": "Telodendria Patch Script",
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"type": $passwordtype,
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"password": $password
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}')"
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curlec -X POST $HS_BASE/_matrix/client/v3/login --data "$JSON"
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LOGIN=$RETURN
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if [ $ERROR_CODE -ne 200 ]; then
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echo "Login failed."
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exit 1;
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fi;
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ACCESS_TOKEN="$(echo "$LOGIN" | jq -r .access_token)"
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}
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# Logs out of Matrix using the ACFESS_TOKEN environment variable
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matrix_logout() {
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if [ -z "$ACCESS_TOKEN" ]; then
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echo "No access token"
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exit 1
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fi
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curlec -X POST $HS_BASE/_matrix/client/v3/logout -H "Authorization: Bearer $ACCESS_TOKEN"
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LOGOUT=$RETURN
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if [ $ERROR_CODE -ne 200 ]; then
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echo "Logout failed."
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exit 1
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fi;
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echo "Logged out."
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}
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send_patch() {
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if [ -z "$ACCESS_TOKEN" ]; then
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matrix_login
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DO_LOGOUT=1
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fi
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# We are sucessfully logged in as our user, now let's
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# try to upload and post our patch
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echo "$PATCHFILE"
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curlec -X POST "$HS_BASE/_matrix/media/v3/upload" \
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-H "Content-Type: text/x-patch" \
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-H "Authorization: Bearer $ACCESS_TOKEN" \
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-T "$PATCHFILE"
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MXCID=$RETURN
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if [ $ERROR_CODE -ne 200 ]; then
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echo "Upload failed."
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matrix_logout
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exit 1;
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fi;
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MXCID="$(echo "$MXCID" | jq -r .content_uri)"
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echo "MXC ID: $MXCID"
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JSON="$(jq --null-input \
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--arg name "$(basename "$PATCHFILE")" \
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--arg mxc "$MXCID" \
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--arg msgtype "m.file" \
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--argjson size "$(wc -c "$PATCHFILE" | cut -d" " -f1)" \
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'{
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"body": $name,
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"filename": $name,
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"info": {
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"mimetype": "text/x-patch",
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"size": $size
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},
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"msgtype": $msgtype,
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"url": $mxc
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}')"
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curl \
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-X PUT \
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-H "Authorization: Bearer $ACCESS_TOKEN" \
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"$HS_BASE/_matrix/client/v3/rooms/$PATCHES_ROOM/send/m.room.message/$(date +%s)" \
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--data "$JSON" 2> /dev/null > /dev/null && echo "Patch sent."
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# Log out if we generated an access token
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if [ "$DO_LOGOUT" -eq "1" ]; then
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matrix_logout
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fi
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}
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# Check if the patch file is valid.
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if [ "$(basename "$PATCHFILE" .patch)" = "$PATCHFILE" ] || [ ! -f "$PATCHFILE" ]; then
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echo "Format: $0 file.patch"
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exit 1
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fi
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echo "Sending file '$PATCHFILE'"
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echo "Checking homeserver's real address using .well-known..."
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curlec "$HS_NAME/.well-known/matrix/client"
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case "$ERROR_CODE" in
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"200")
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WELL_KNOWN=$RETURN
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if [ -z "$WELL_KNOWN" ]; then
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echo "well-known test returned 200 but no correct input was given."
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exit 1
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fi
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# well-known entry is correct, we can now store our base endpoint
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HS_BASE="$(printf "$WELL_KNOWN" | jq -r '.["m.homeserver"].base_url')" && send_patch
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;;
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* )
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echo "$ERROR_CODE"
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echo "well-known test failed."
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printf "Please enter your homeserver base URL: "
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read -r HS_BASE; echo
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send_patch
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;;
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esac
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