Adds an OCI backend

Note the "Outstanding [TODO] section at the top of ais/backend/oci.go

Signed-off-by: Edward McClanahan <[email protected]>

.gitlab-ci.yml

@@ -311,6 +311,14 @@ test:short:azure:
     - ${SCRIPTS_DIR}/clean_deploy.sh --target-cnt $NUM_TARGET --proxy-cnt $NUM_PROXY --mountpath-cnt $FS_CNT --azure
     - make test-short
 
+test:short:oci:
+  <<: *test_short_skip_scheduled_def
+  variables:
+    BUCKET: "oc://ais-ci"
+  script:
+    - ${SCRIPTS_DIR}/clean_deploy.sh --target-cnt $NUM_TARGET --proxy-cnt $NUM_PROXY --mountpath-cnt $FS_CNT --oci
+    - make test-short
+
 test:long:
   <<: *test_long_skip_scheduled_def
   variables:
@@ -343,6 +351,14 @@ test:long:azure:
     - ${SCRIPTS_DIR}/clean_deploy.sh --target-cnt $NUM_TARGET --proxy-cnt $NUM_PROXY --mountpath-cnt $FS_CNT --azure --ht
     - make test-long
 
+test:long:oci:
+  <<: *test_long_def
+  variables:
+    BUCKET: "oc://ais-ci"
+  script:
+    - ${SCRIPTS_DIR}/clean_deploy.sh --target-cnt $NUM_TARGET --proxy-cnt $NUM_PROXY --mountpath-cnt $FS_CNT --oci --ht
+    - make test-long
+
 test:long:aisloader:
   stage: test-long
   tags:

.golangci.yml

@@ -183,6 +183,7 @@ run:
     - aws
     - azure
     - gcp
+    - oci
     # - nethttp
     # - statsd
 

Makefile

@@ -318,7 +318,7 @@ help:
 	@printf "  $(cyan)%s$(term-reset)\n    %s\n\n" \
 		"make deploy" "Deploy cluster locally" \
 		"make kill clean" "Stop locally deployed cluster and cleanup all cluster-related data and bucket metadata (but not cluster map)" \
-		"make kill deploy <<< $$'7\n2\n4\ny\ny\n'"  "Shutdown and then (non-interactively) generate local configs and deploy a cluster consisting of 7 targets (4 mountpaths each) and 2 proxies; build 'aisnode' executable with GCP and AWS backends" \
+		"make kill deploy <<< $$'7\n2\n4\ny\ny\n'"  "Shutdown and then (non-interactively) generate local configs and deploy a cluster consisting of 7 targets (4 mountpaths each) and 2 proxies; build 'aisnode' executable with AWS and GCP backends" \
 		"TAGS=\"aws gcp\" make kill deploy <<< $$'7\n2\n'"  "Same as above (see docs/getting_started.md for many more examples)" \
 		"GORACE='log_path=/tmp/race' make deploy" "Deploy cluster with race detector, write reports to /tmp/race.<PID>" \
 		"MODE=debug make deploy" "Deploy cluster with 'aisnode' (AIS target and proxy) executable built with debug symbols and debug asserts enabled" \

ais/backend/mock_oci.go

@@ -0,0 +1,18 @@
+//go:build !oci
+
+// Package backend contains implementation of various backend providers.
+/*
+ * Copyright (c) 2018-2024, NVIDIA CORPORATION. All rights reserved.
+ */
+package backend
+
+import (
+	"github.com/NVIDIA/aistore/api/apc"
+	"github.com/NVIDIA/aistore/cmn"
+	"github.com/NVIDIA/aistore/core"
+	"github.com/NVIDIA/aistore/stats"
+)
+
+func NewOCI(core.TargetPut, stats.Tracker) (core.Backend, error) {
+	return nil, &cmn.ErrInitBackend{Provider: apc.GCP}
+}