mrcharles
4699cd5070
Each script: full OIDC webflow per app (gitea /user/oauth2/cloudron, redmine /oauth?oauth_provider=1 GET-form, discourse /auth/oidc with CSRF + confirm-page token), TOTP from vault seed, session verify. Ran fleet-wide 2026-09-09: accounts created for all 32 org identities; gitea tokens + redmine/discourse api keys minted via admin levers and stored per identity in the vault. https://projects.knownelement.com/issues/942
67 lines
3.4 KiB
Bash
67 lines
3.4 KiB
Bash
#!/bin/bash
|
|
# Discourse SSO first-login via Cloudron OIDC (openid_connect).
|
|
# usage: discourse-sso-login.sh <cloudron-username> [vault-item]
|
|
# Verifies a logged-in session at /my/summary.
|
|
set -uo pipefail
|
|
U="${1:?usage: discourse-sso-login.sh <cloudron-username> [vault-item]}"
|
|
ITEM="${2:-$U Cloudron}"
|
|
BASE="https://community.turnsys.com"
|
|
IDP="https://my.knownelement.com"
|
|
JAR="/tmp/discourse-jar-$U.txt"; rm -f "$JAR"
|
|
SM() { if [ "$(id -un)" = "TSGCOO" ]; then /data2/TSGCOO/.local/bin/sm "$@" </dev/null; else sudo -u TSGCOO /data2/TSGCOO/.local/bin/sm "$@" </dev/null; fi; }
|
|
PW=$(SM get "$ITEM" --field password)
|
|
[ -n "$PW" ] || { echo "FAIL: no password in vault item $ITEM" >&2; exit 1; }
|
|
SEED=$(SM get "$ITEM" --field totp_seed 2>/dev/null || true)
|
|
|
|
# Discourse gates omniauth behind CSRF + a confirm page
|
|
CSRF=$(curl -sk -b "$JAR" -c "$JAR" -H 'X-Requested-With: XMLHttpRequest' "$BASE/session/csrf" | sed -n 's/.*"csrf":"\([^"]*\)".*/\1/p')
|
|
[ -n "$CSRF" ] || { echo "FAIL: no csrf token" >&2; exit 2; }
|
|
CONFIRM_HTML=$(curl -sk -b "$JAR" -c "$JAR" -H "X-CSRF-Token: $CSRF" -H 'X-Requested-With: XMLHttpRequest' "$BASE/auth/oidc")
|
|
FORMTOKEN=$(printf '%s' "$CONFIRM_HTML" | grep -o 'name="authenticity_token"[^>]*value="[^"]*"' | head -1 | sed 's/.*value="//; s/"$//')
|
|
[ -n "$FORMTOKEN" ] || { echo "FAIL: no confirm form token" >&2; exit 2; }
|
|
INT=$(curl -sk -b "$JAR" -c "$JAR" -X POST "$BASE/auth/oidc" \
|
|
--data-urlencode "authenticity_token=$FORMTOKEN" --data-urlencode "button=continue" \
|
|
-o /dev/null -w '%{redirect_url}')
|
|
[ -n "$INT" ] || { echo "FAIL: no oidc redirect" >&2; exit 2; }
|
|
# follow the provider auth URL down to the interaction
|
|
INT=$(curl -sk -b "$JAR" -c "$JAR" -o /dev/null -w '%{url_effective}' -L --max-redirs 8 "$INT")
|
|
case "$INT" in
|
|
*/openid/interaction/*) : ;;
|
|
*) echo "FAIL: no interaction reached: $INT" >&2; exit 3 ;;
|
|
esac
|
|
UIDPATH=$(printf '%s' "$INT" | grep -o '/openid/interaction/[^?]*')
|
|
|
|
BODY="{\"username\":\"$U\",\"password\":\"$PW\""
|
|
if [ -n "$SEED" ]; then
|
|
TCODE=$(bash "$(dirname "$0")/totp.sh" "$SEED")
|
|
BODY="$BODY,\"totpToken\":\"$TCODE\""
|
|
fi
|
|
BODY="$BODY}"
|
|
LOGIN_RESP=$(curl -sk -b "$JAR" -c "$JAR" -X POST "$IDP$UIDPATH/login" -H 'Content-Type: application/json' -d "$BODY")
|
|
unset BODY
|
|
case "$LOGIN_RESP" in
|
|
*redirectTo*) : ;;
|
|
*) echo "FAIL: login rejected: $LOGIN_RESP" >&2; exit 5 ;;
|
|
esac
|
|
RED=$(printf '%s' "$LOGIN_RESP" | sed -n 's/.*"redirectTo":"\([^"]*\)".*/\1/p')
|
|
|
|
FINAL=$(curl -sk -b "$JAR" -c "$JAR" -o /dev/null -w '%{url_effective}' -L --max-redirs 8 "$RED")
|
|
case "$FINAL" in
|
|
*/openid/interaction/*)
|
|
CUIDPATH=$(printf '%s' "$FINAL" | grep -o '/openid/interaction/[^?]*')
|
|
CLOC=$(curl -sk -b "$JAR" -c "$JAR" -D - -o /dev/null -X POST "$IDP$CUIDPATH/confirm" -d '' | grep -i '^location:' | head -1 | tr -d '\r' | sed 's/^[Ll]ocation: //')
|
|
[ -n "$CLOC" ] || { echo "FAIL: consent confirm produced no redirect" >&2; exit 6; }
|
|
CLOC=$(printf '%s' "$CLOC" | sed 's|^https//|https://|; s|^http//|http://|')
|
|
case "$CLOC" in http://*|https://*) : ;; /*) CLOC="$IDP$CLOC" ;; *) CLOC="$IDP/$CLOC" ;; esac
|
|
FINAL=$(curl -sk -b "$JAR" -c "$JAR" -o /dev/null -w '%{url_effective}' -L --max-redirs 8 "$CLOC")
|
|
;;
|
|
esac
|
|
|
|
WHO=$(curl -sk -b "$JAR" "$BASE/session/current.json" | sed -n 's/.*"username":"\([^"]*\)".*/\1/p' | head -1)
|
|
if [ -n "$WHO" ]; then
|
|
echo "OK: $WHO logged into discourse (session verified)"
|
|
exit 0
|
|
fi
|
|
echo "FAIL: no discourse session, landed: $FINAL" >&2
|
|
exit 7
|