entrypoint: wrap main code in a function

As preparation for upcoming changes, move the main code of entrypoint.sh
into functions. Best viewed by ignore whitespace.

Signed-off-by: John Mulligan <jmulligan@redhat.com>

entrypoint.sh

@@ -51,46 +51,53 @@ while true ; do
     esac
 done
 
-mkdir -p /tmp/ceph
-"${MICRO_OSD_PATH}" /tmp/ceph
-export CEPH_CONF=/tmp/ceph/ceph.conf
+test_go_ceph() {
+    mkdir -p /tmp/ceph
+    "${MICRO_OSD_PATH}" /tmp/ceph
+    export CEPH_CONF=/tmp/ceph/ceph.conf
 
-if [[ ${TEST_RUN} == NONE ]]; then
-    echo "skipping test execution"
-else
-    go get -t -v ./...
-    diff -u <(echo -n) <(gofmt -d -s .)
-    #go vet ./...
-    #go list ./...
-    echo "mode: count" > "cover.out"
-    P=github.com/ceph/go-ceph
-    pkgs=(\
-        "cephfs" \
-        "errutil" \
-        "rados" \
-        "rbd" \
-        )
-    for pkg in "${pkgs[@]}"; do
-        if [[ "$TEST_PKG" && "$TEST_PKG" != "$pkg" ]]; then
-            continue
-        fi
-        testargs=(\
-            "-covermode=count" \
-            "-coverprofile=$pkg.cover.out" \
-            "-coverpkg=$P/$pkg")
-        # disable caching of tests results
-        testargs+=("-count=1")
-        if [[ ${TEST_RUN} != ALL ]]; then
-            testargs+=("-run" "${TEST_RUN}")
-        fi
+    if [[ ${TEST_RUN} == NONE ]]; then
+        echo "skipping test execution"
+    else
+        go get -t -v ./...
+        diff -u <(echo -n) <(gofmt -d -s .)
+        #go vet ./...
+        #go list ./...
+        echo "mode: count" > "cover.out"
+        P=github.com/ceph/go-ceph
+        pkgs=(\
+            "cephfs" \
+            "errutil" \
+            "rados" \
+            "rbd" \
+            )
+        for pkg in "${pkgs[@]}"; do
+            if [[ "$TEST_PKG" && "$TEST_PKG" != "$pkg" ]]; then
+                continue
+            fi
+            testargs=(\
+                "-covermode=count" \
+                "-coverprofile=$pkg.cover.out" \
+                "-coverpkg=$P/$pkg")
+            # disable caching of tests results
+            testargs+=("-count=1")
+            if [[ ${TEST_RUN} != ALL ]]; then
+                testargs+=("-run" "${TEST_RUN}")
+            fi
 
-        go test -v "${testargs[@]}" "./$pkg"
-        grep -v "^mode: count" "$pkg.cover.out" >> "cover.out"
-    done
-    mkdir -p /results/coverage
-    go tool cover -html=cover.out -o /results/coverage/go-ceph.html
-fi
+            go test -v "${testargs[@]}" "./$pkg"
+            grep -v "^mode: count" "$pkg.cover.out" >> "cover.out"
+        done
+        mkdir -p /results/coverage
+        go tool cover -html=cover.out -o /results/coverage/go-ceph.html
+    fi
+}
 
-if [[ ${PAUSE} = yes ]]; then
-    sleep infinity
-fi
+pause_if_needed() {
+    if [[ ${PAUSE} = yes ]]; then
+        sleep infinity
+    fi
+}
+
+test_go_ceph
+pause_if_needed