chore(IDX): rename SSH_PRIVATE_KEY (dfinity#3683)

Author: basvandijk

.github/actions/bazel-test-all/action.yaml

@@ -18,7 +18,7 @@ inputs:
     default: '--output_base=/var/tmp/bazel-output/'
   BUILDEVENT_APIKEY:
     required: false
-  SSH_PRIVATE_KEY:
+  SSH_PRIVATE_KEY_BACKUP_POD:
     required: false
 
 runs:
@@ -30,9 +30,9 @@ runs:
         run: |
           set +e # manual error handling to ensure we can run some post-build commands
 
-          if [ -n "$SSH_PRIVATE_KEY" ]; then
+          if [ -n "$SSH_PRIVATE_KEY_BACKUP_POD" ]; then
             # The following adds the SSH private key to the ssh-agent such that CI can SSH into the backup pod.
-            test -z "${SSH_AUTH_SOCK:-}" && { eval "$(ssh-agent -s)"; ssh-add - <<< "${SSH_PRIVATE_KEY}"; }
+            test -z "${SSH_AUTH_SOCK:-}" && { eval "$(ssh-agent -s)"; ssh-add - <<< "${SSH_PRIVATE_KEY_BACKUP_POD}"; }
             rm -rf ~/.ssh
             mkdir -p ~/.ssh
             chmod 0700 ~/.ssh
@@ -77,4 +77,4 @@ runs:
           CI_JOB_URL: "${{ github.server_url }}/${{ github.repository }}/actions/runs/${{ github.run_id }}"
           CI_PULL_REQUEST_TARGET_BRANCH_NAME: ${{ github.event.pull_request.base.ref }}
           MERGE_BASE_SHA: ${{ github.event.pull_request.base.sha }}
-          SSH_PRIVATE_KEY: ${{ inputs.SSH_PRIVATE_KEY }}
+          SSH_PRIVATE_KEY_BACKUP_POD: ${{ inputs.SSH_PRIVATE_KEY_BACKUP_POD }}

.github/workflows-source/schedule-daily.yml

@@ -117,7 +117,7 @@ jobs:
           BAZEL_CI_CONFIG: "--config=ci --repository_cache=/cache/bazel"
           BAZEL_EXTRA_ARGS: "--keep_going --test_tag_filters=fi_tests_nightly --test_env=SSH_AUTH_SOCK --test_timeout=43200"
           BUILDEVENT_APIKEY: ${{ secrets.HONEYCOMB_TOKEN }}
-          SSH_PRIVATE_KEY: ${{ secrets.SSH_PRIVATE_KEY }}
+          SSH_PRIVATE_KEY_BACKUP_POD: ${{ secrets.SSH_PRIVATE_KEY_BACKUP_POD }}
 
   nns-tests-nightly:
     name: Bazel Test NNS Nightly
@@ -135,7 +135,7 @@ jobs:
           BAZEL_CI_CONFIG: "--config=ci --repository_cache=/cache/bazel"
           BAZEL_EXTRA_ARGS: "--keep_going --test_tag_filters=nns_tests_nightly --test_env=SSH_AUTH_SOCK --test_env=NNS_CANISTER_UPGRADE_SEQUENCE=all"
           BUILDEVENT_APIKEY: ${{ secrets.HONEYCOMB_TOKEN }}
-          SSH_PRIVATE_KEY: ${{ secrets.SSH_PRIVATE_KEY }}
+          SSH_PRIVATE_KEY_BACKUP_POD: ${{ secrets.SSH_PRIVATE_KEY_BACKUP_POD }}
 
   system-tests-benchmarks-nightly:
     name: Bazel System Test Benchmarks

.github/workflows/schedule-daily.yml

@@ -93,7 +93,7 @@ jobs:
           BAZEL_CI_CONFIG: "--config=ci --repository_cache=/cache/bazel"
           BAZEL_EXTRA_ARGS: "--keep_going --test_tag_filters=fi_tests_nightly --test_env=SSH_AUTH_SOCK --test_timeout=43200"
           BUILDEVENT_APIKEY: ${{ secrets.HONEYCOMB_TOKEN }}
-          SSH_PRIVATE_KEY: ${{ secrets.SSH_PRIVATE_KEY }}
+          SSH_PRIVATE_KEY_BACKUP_POD: ${{ secrets.SSH_PRIVATE_KEY_BACKUP_POD }}
   nns-tests-nightly:
     name: Bazel Test NNS Nightly
     runs-on:
@@ -121,7 +121,7 @@ jobs:
           BAZEL_CI_CONFIG: "--config=ci --repository_cache=/cache/bazel"
           BAZEL_EXTRA_ARGS: "--keep_going --test_tag_filters=nns_tests_nightly --test_env=SSH_AUTH_SOCK --test_env=NNS_CANISTER_UPGRADE_SEQUENCE=all"
           BUILDEVENT_APIKEY: ${{ secrets.HONEYCOMB_TOKEN }}
-          SSH_PRIVATE_KEY: ${{ secrets.SSH_PRIVATE_KEY }}
+          SSH_PRIVATE_KEY_BACKUP_POD: ${{ secrets.SSH_PRIVATE_KEY_BACKUP_POD }}
   system-tests-benchmarks-nightly:
     name: Bazel System Test Benchmarks
     runs-on: