Merge pull request #9 from joseluisq/feature/custom_config_file_support

feat: custom configuration file support via new `USE_CUSTOM_CONFIG` env

1 files changed, 26 insertions, 0 deletions

diff --git a/docker-entrypoint.sh b/docker-entrypoint.sh
new file mode 100755
index 0000000..2e875a4
--- /dev/null
+++ b/docker-entrypoint.sh
@@ -0,0 +1,26 @@
+#!/bin/sh
+
+set -e
+
+# Check for incomming Nginx server commands or subcommands only
+if [ "$1" = "nginx" ] || [ "${1#-}" != "$1" ]; then
+    if [ "${1#-}" != "$1" ]; then
+        set -- nginx "$@"
+    fi
+
+    chown nginx:nginx /var/cache/cgit
+    chmod u+g /var/cache/cgit
+
+    # Replace environment variables only if `USE_CUSTOM_CONFIG` is not defined or equal to `false`
+    if [[ -z "$USE_CUSTOM_CONFIG" ]] || [[ "$USE_CUSTOM_CONFIG" = "false" ]]; then
+        envsubst < /tmp/cgitrc.tmpl > /etc/cgitrc
+    fi
+
+    spawn-fcgi \
+        -u nginx -g nginx \
+        -s /var/run/fcgiwrap.sock \
+        -n -- /usr/bin/fcgiwrap \
+        & exec "$@"
+else
+    exec "$@"
+fi