87 lines
2.5 KiB
Bash
Executable file
87 lines
2.5 KiB
Bash
Executable file
#!/bin/sh
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#
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# If command starts with an option, prepend minio.
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if [ "${1}" != "minio" ]; then
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if [ -n "${1}" ]; then
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set -- minio "$@"
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fi
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fi
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docker_secrets_env() {
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if [ -f "$MINIO_ROOT_USER_FILE" ]; then
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ROOT_USER_FILE="$MINIO_ROOT_USER_FILE"
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else
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ROOT_USER_FILE="/run/secrets/$MINIO_ROOT_USER_FILE"
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fi
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if [ -f "$MINIO_ROOT_PASSWORD_FILE" ]; then
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SECRET_KEY_FILE="$MINIO_ROOT_PASSWORD_FILE"
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else
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SECRET_KEY_FILE="/run/secrets/$MINIO_ROOT_PASSWORD_FILE"
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fi
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if [ -f "$ROOT_USER_FILE" ] && [ -f "$SECRET_KEY_FILE" ]; then
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if [ -f "$ROOT_USER_FILE" ]; then
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MINIO_ROOT_USER="$(cat "$ROOT_USER_FILE")"
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export MINIO_ROOT_USER
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fi
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if [ -f "$SECRET_KEY_FILE" ]; then
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MINIO_ROOT_PASSWORD="$(cat "$SECRET_KEY_FILE")"
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export MINIO_ROOT_PASSWORD
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fi
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fi
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}
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## Set KMS_MASTER_KEY from docker secrets if provided
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docker_kms_encryption_env() {
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if [ -f "$MINIO_KMS_SECRET_KEY_FILE" ]; then
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KMS_SECRET_KEY_FILE="$MINIO_KMS_SECRET_KEY_FILE"
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else
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KMS_SECRET_KEY_FILE="/run/secrets/$MINIO_KMS_SECRET_KEY_FILE"
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fi
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if [ -f "$KMS_SECRET_KEY_FILE" ]; then
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MINIO_KMS_SECRET_KEY="$(cat "$KMS_SECRET_KEY_FILE")"
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export MINIO_KMS_SECRET_KEY
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fi
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}
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## Legacy
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## Set SSE_MASTER_KEY from docker secrets if provided
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docker_sse_encryption_env() {
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KMS_SECRET_KEY_FILE="/run/secrets/$MINIO_KMS_MASTER_KEY_FILE"
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if [ -f "$KMS_SECRET_KEY_FILE" ]; then
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MINIO_KMS_SECRET_KEY="$(cat "$KMS_SECRET_KEY_FILE")"
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export MINIO_KMS_SECRET_KEY
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fi
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}
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# su-exec to requested user, if service cannot run exec will fail.
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docker_switch_user() {
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if [ ! -z "${MINIO_USERNAME}" ] && [ ! -z "${MINIO_GROUPNAME}" ]; then
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if [ ! -z "${MINIO_UID}" ] && [ ! -z "${MINIO_GID}" ]; then
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groupadd -g "$MINIO_GID" "$MINIO_GROUPNAME" && \
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useradd -u "$MINIO_UID" -g "$MINIO_GROUPNAME" "$MINIO_USERNAME"
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else
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groupadd "$MINIO_GROUPNAME" && \
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useradd -g "$MINIO_GROUPNAME" "$MINIO_USERNAME"
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fi
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exec setpriv --reuid="${MINIO_USERNAME}" --regid="${MINIO_GROUPNAME}" --keep-groups "$@"
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else
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exec "$@"
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fi
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}
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## Set access env from secrets if necessary.
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docker_secrets_env
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## Set kms encryption from secrets if necessary.
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docker_kms_encryption_env
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## Set sse encryption from secrets if necessary. Legacy
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docker_sse_encryption_env
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## Switch to user if applicable.
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docker_switch_user "$@"
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