Merge pull request #13154 from id/emqx-12190-fix-apt-purge

fix(deb): fix apt purge when emqx service was still running

deploy/packages/deb/debian/postrm

@@ -21,6 +21,8 @@ set -e
 
 case "$1" in
     purge)
+        # force kill all processes owned by emqx, if any
+        pkill -9 -u emqx || true
         rm -f /etc/default/emqx
 
         if [ -d /var/lib/emqx ]; then
@@ -38,9 +40,8 @@ case "$1" in
         if [ -e /etc/init.d/emqx ]; then
                 rm  /etc/init.d/emqx
         fi
-        # Remove User & Group, killing any process owned by them
+        # Remove User & Group
         if getent passwd emqx >/dev/null; then
-                pkill -u emqx || true
                 deluser --quiet --system emqx
         fi
         if getent group emqx >/dev/null; then

mix.exs

@@ -54,7 +54,7 @@ defmodule EMQXUmbrella.MixProject do
       {:jiffy, github: "emqx/jiffy", tag: "1.0.6", override: true},
       {:cowboy, github: "emqx/cowboy", tag: "2.9.2", override: true},
       {:esockd, github: "emqx/esockd", tag: "5.11.2", override: true},
-      {:rocksdb, github: "emqx/erlang-rocksdb", tag: "1.8.0-emqx-2", override: true},
+      {:rocksdb, github: "emqx/erlang-rocksdb", tag: "1.8.0-emqx-5", override: true},
       {:ekka, github: "emqx/ekka", tag: "0.19.3", override: true},
       {:gen_rpc, github: "emqx/gen_rpc", tag: "3.3.1", override: true},
       {:grpc, github: "emqx/grpc-erl", tag: "0.6.12", override: true},

rebar.config

@@ -82,7 +82,7 @@
     {jiffy, {git, "https://github.com/emqx/jiffy", {tag, "1.0.6"}}},
     {cowboy, {git, "https://github.com/emqx/cowboy", {tag, "2.9.2"}}},
     {esockd, {git, "https://github.com/emqx/esockd", {tag, "5.11.2"}}},
-    {rocksdb, {git, "https://github.com/emqx/erlang-rocksdb", {tag, "1.8.0-emqx-2"}}},
+    {rocksdb, {git, "https://github.com/emqx/erlang-rocksdb", {tag, "1.8.0-emqx-5"}}},
     {ekka, {git, "https://github.com/emqx/ekka", {tag, "0.19.3"}}},
     {gen_rpc, {git, "https://github.com/emqx/gen_rpc", {tag, "3.3.1"}}},
     {grpc, {git, "https://github.com/emqx/grpc-erl", {tag, "0.6.12"}}},

scripts/pkg-tests.sh

@@ -131,6 +131,21 @@ emqx_test(){
                 exit 1
             fi
 
+            echo "try to install again and purge while the service is running"
+            dpkg -i "${PACKAGE_PATH}/${packagename}"
+            if [ "$(dpkg -l | grep ${EMQX_NAME} | awk '{print $1}')" != "ii" ]
+            then
+                echo "package install error"
+                exit 1
+            fi
+            if ! /usr/bin/emqx start
+            then
+                echo "ERROR: failed_to_start_emqx"
+                cat /var/log/emqx/erlang.log.1 || true
+                cat /var/log/emqx/emqx.log.1 || true
+                exit 1
+            fi
+            /usr/bin/emqx ping
             dpkg -P "${EMQX_NAME}"
             if dpkg -l |grep -q emqx
             then

scripts/ui-tests/dashboard_test.py

@@ -100,7 +100,15 @@ def test_docs_link(driver, login, dashboard_url):
     driver.get(dest_url)
     ensure_current_url(driver, dest_url)
     xpath_link_help = "//div[@id='app']//div[@class='nav-header']//a[contains(@class, 'link-help')]"
-    link_help = driver.find_element(By.XPATH, xpath_link_help)
+    # retry up to 5 times
+    for _ in range(5):
+        try:
+            link_help = driver.find_element(By.XPATH, xpath_link_help)
+            break
+        except NoSuchElementException:
+            time.sleep(1)
+    else:
+        raise AssertionError("Cannot find the help link")
     driver.execute_script("arguments[0].click();", link_help)
 
     prefix, emqx_version = fetch_version(dashboard_url)