Merge branch 'guess-dest-path' into 'master'

Guess dest TBC namespace from GitLab CI env

See merge request to-be-continuous/tools/gitlab-sync!31

README.md

@@ -35,7 +35,7 @@ gitlab-sync.sh \
 | `--src-sync-path`     | `$SRC_SYNC_PATH`     | GitLab source root group path to synchronize  | `to-be-continuous` |
 | `--dest-api`          | `$DEST_GITLAB_API`   | GitLab destination API url (**mandatory**) | `$CI_API_V4_URL` (defined when running in GitLab CI) |
 | `--dest-token` | `$DEST_TOKEN` or `$GITLAB_TOKEN` | GitLab destination token with at least scopes `api,read_repository,write_repository` and `Owner` role (**mandatory**) | _none_ |
-| `--dest-sync-path`    | `$DEST_SYNC_PATH`    | GitLab destination root group path to synchronize  | `to-be-continuous` |
+| `--dest-sync-path`    | `$DEST_SYNC_PATH`    | GitLab destination root group path to synchronize  | guessed from GitLab CI env or `to-be-continuous` |
 | `--max-visibility`    | `$MAX_VISIBILITY`    | maximum visibility of projects in destination group | `public` |
 | `--exclude`           | `$EXCLUDE`           | coma separated list of project/group path(s) to exclude | _none_ |
 | `--no-group-description` | `$GROUP_DESCRIPTION_DISABLED` | do not synchronise group description | _none_|

gitlab-sync.sh

@@ -355,7 +355,8 @@ DEST_GITLAB_API=${DEST_GITLAB_API:-$CI_API_V4_URL}
 DEST_TOKEN=${DEST_TOKEN:-$GITLAB_TOKEN}
 # root group path to synchronize
 SRC_SYNC_PATH=${SRC_SYNC_PATH:-to-be-continuous}
-DEST_SYNC_PATH=${DEST_SYNC_PATH:-to-be-continuous}
+GUESSED_TBC_NAMESPACE=${CI_PROJECT_NAMESPACE%/*}
+DEST_SYNC_PATH=${DEST_SYNC_PATH:-${GUESSED_TBC_NAMESPACE:-to-be-continuous}}
 MAX_VISIBILITY=${MAX_VISIBILITY:-public}
 
 # parse arguments