chg: dev: [apache] caching some function in library

apache/lib/common

@@ -2,18 +2,21 @@
 
 
 get_domain() {
-    local cfg="$1"
-
-    e "$cfg" | cfg-get-value domain 2>/dev/null && return 0
-
-    ## is service name a regex ?
-    if [[ "$BASE_SERVICE_NAME" =~ ^([a-z0-9]+(-[a-z0-9]+)*\.)+[a-z]{2,}$ ]]; then
-        echo "$BASE_SERVICE_NAME"
+    local cfg="$1" cache_file="$state_tmpdir/$FUNCNAME.cache.$(H "$SERVICE_NAME" "$MASTER_BASE_SERVICE_NAME" "$@")" \
+          domain
+    if [ -e "$cache_file" ]; then
+        cat "$cache_file"
         return 0
     fi
-
-    err "You must specify a ${WHITE}domain$NORMAL option in relation. (${FUNCNAME[@]})"
-    return 1
+    domain=$(e "$cfg" | cfg-get-value domain 2>/dev/null) || true
+    if [ "$domain" ]; then
+        echo "$domain" | tee "$cache_file"
+    elif [[ "$BASE_SERVICE_NAME" =~ ^([a-z0-9]+(-[a-z0-9]+)*\.)+[a-z]{2,}$ ]]; then
+        echo "$BASE_SERVICE_NAME" | tee "$cache_file"
+    else
+        err "You must specify a ${WHITE}domain$NORMAL option in relation. (${FUNCNAME[@]})"
+        return 1
+    fi
 }
 
 
@@ -115,14 +118,27 @@ export -f is_protocol_enabled
 
 
 _get_ssl_option_value() {
-    local cfg="$1" target_relation rn ts rc td
-    e "$cfg" | cfg-get-value ssl 2>/dev/null && return 0
+    local cfg="$1" cache_file="$state_tmpdir/$FUNCNAME.cache.$(H "$SERVICE_NAME" "$MASTER_BASE_SERVICE_NAME" "$@")" \
+          target_relation rn ts rc td
+
+    if [ -e "$cache_file" ]; then
+        cat "$cache_file"
+        return 0
+    fi
+
+    if ssl_cfg=$(e "$cfg" | cfg-get-value ssl 2>/dev/null); then
+        if [[ "$ssl_cfg" =~ ^False|None$ ]]; then
+            ssl_cfg=""
+        fi
+        echo "$ssl_cfg" | tee "$cache_file"
+        return 0
+    fi
 
     target_relation="cert-provider"
     while read-0 rn ts rc td; do
         [ "$rn" == "${target_relation}" ] || continue
         info "A cert-provider '$ts' declared as 'ssl' value"
-        echo "$ts"
+        echo "$ts" | tee "$cache_file"
         return 0
     done < <(get_service_relations "$SERVICE_NAME")
 

apache/test/vhost

@@ -30,7 +30,8 @@ get_service_relations() {
 }
 export -f get_service_relations
 
-
+export state_tmpdir=$(mktemp -d -t tmp.XXXXXXXXXX)
+trap "rm -rf \"$state_tmpdir\"" EXIT
 
 ##
 ## Tests

apache/test/vhost_cert_provider

@@ -133,6 +133,10 @@ cached_cmd_on_base_image() {
 export -f cached_cmd_on_base_image
 
 
+export state_tmpdir=$(mktemp -d -t tmp.XXXXXXXXXX)
+trap "rm -rf \"$state_tmpdir\"" EXIT
+
+
 ##
 ## cert-provider
 ##

apache/test/vhost_files

@@ -122,6 +122,10 @@ cached_cmd_on_base_image() {
 export -f cached_cmd_on_base_image
 
 
+export state_tmpdir=$(mktemp -d -t tmp.XXXXXXXXXX)
+trap "rm -rf \"$state_tmpdir\"" EXIT
+
+
 ##
 ## apache_vhost_create
 ##