[bitnami/pgbouncer] Add PGBOUNCER_AUTH_IDENT_FILE (bitnami#75939)

This adds support for user name maps via auth_ident_file.

cf: pgbouncer/pgbouncer#996

Signed-off-by: Christopher Broglie <cbroglie@cloudflare.com>

Author: cbroglie

bitnami/pgbouncer/1/debian-12/rootfs/opt/bitnami/scripts/libpgbouncer.sh

@@ -73,6 +73,9 @@ pgbouncer_validate() {
         elif [[ ! -f "$PGBOUNCER_AUTH_HBA_FILE" ]]; then
             print_validation_error "The hba file in the specified path ${PGBOUNCER_AUTH_HBA_FILE} does not exist"
         fi
+        if [[ ! -z "$PGBOUNCER_AUTH_IDENT_FILE" ]] && [[ ! -f "$PGBOUNCER_AUTH_IDENT_FILE" ]]; then
+            print_validation_error "The ident map file in the specified path ${PGBOUNCER_AUTH_IDENT_FILE} does not exist"
+        fi
     fi
 
     # TLS Checks (client)
@@ -269,6 +272,7 @@ pgbouncer_initialize() {
             "auth_file:${PGBOUNCER_AUTH_FILE}"
             "auth_type:${PGBOUNCER_AUTH_TYPE}"
             "auth_hba_file:${PGBOUNCER_AUTH_HBA_FILE}"
+            "auth_ident_file:${PGBOUNCER_AUTH_IDENT_FILE}"
             "auth_query:${PGBOUNCER_AUTH_QUERY}"
             "pidfile:${PGBOUNCER_PID_FILE}"
             "logfile:${PGBOUNCER_LOG_FILE}"

bitnami/pgbouncer/1/debian-12/rootfs/opt/bitnami/scripts/pgbouncer-env.sh

@@ -32,6 +32,7 @@ pgbouncer_env_vars=(
     PGBOUNCER_AUTH_QUERY
     PGBOUNCER_AUTH_TYPE
     PGBOUNCER_AUTH_HBA_FILE
+    PGBOUNCER_AUTH_IDENT_FILE
     PGBOUNCER_STATS_USERS
     PGBOUNCER_POOL_MODE
     PGBOUNCER_INIT_SLEEP_TIME
@@ -126,6 +127,7 @@ export PGBOUNCER_AUTH_USER="${PGBOUNCER_AUTH_USER:-}"
 export PGBOUNCER_AUTH_QUERY="${PGBOUNCER_AUTH_QUERY:-}"
 export PGBOUNCER_AUTH_TYPE="${PGBOUNCER_AUTH_TYPE:-scram-sha-256}"
 export PGBOUNCER_AUTH_HBA_FILE="${PGBOUNCER_AUTH_HBA_FILE:-}"
+export PGBOUNCER_AUTH_IDENT_FILE="${PGBOUNCER_AUTH_IDENT_FILE:-}"
 export PGBOUNCER_STATS_USERS="${PGBOUNCER_STATS_USERS:-}"
 export PGBOUNCER_POOL_MODE="${PGBOUNCER_POOL_MODE:-}"
 export PGBOUNCER_INIT_SLEEP_TIME="${PGBOUNCER_INIT_SLEEP_TIME:-10}"

bitnami/pgbouncer/README.md

@@ -82,6 +82,7 @@ docker build -t bitnami/APP:latest .
 | `PGBOUNCER_AUTH_QUERY`                | PgBouncer authentication query                                                                                                                                                             | `nil`                   |
 | `PGBOUNCER_AUTH_TYPE`                 | PgBouncer authentication type                                                                                                                                                              | `scram-sha-256`         |
 | `PGBOUNCER_AUTH_HBA_FILE`             | HBA configuration file to use                                                                                                                                                              | `nil`                   |
+| `PGBOUNCER_AUTH_IDENT_FILE`           | Ident map file to use                                                                                                                                                                      | `nil`                   |
 | `PGBOUNCER_STATS_USERS`               | PgBouncer comma-separated list of database users that are allowed to connect and run read-only queries.                                                                                    | `nil`                   |
 | `PGBOUNCER_POOL_MODE`                 | PgBouncer pool mode. Allowed values: session (default), transaction and statement.                                                                                                         | `nil`                   |
 | `PGBOUNCER_INIT_SLEEP_TIME`           | PgBouncer initialization sleep time                                                                                                                                                        | `10`                    |