Fix service integration test python selection. (#54449)

* Fix service integration test python selection.
* Clean up source in ansible_test_service.
* Rename script to include in python tests.
* Make shebang templating sanity friendly.
* Fix checksum.
* Use realpath of python to avoid selinux issues.

test/integration/targets/service/files/ansible.sysv

@@ -13,7 +13,7 @@
 
 # chkconfig header
 
-# chkconfig: 345 99 99 
+# chkconfig: 345 99 99
 # description:  This is a test daemon used by ansible for testing only
 #
 # processname: /usr/sbin/ansible_test_service
@@ -50,9 +50,9 @@ start() {
         rc_status -v
     elif [ -e $DEBIAN_VERSION ]; then
         if [ -f $LOCKFILE ]; then
-            echo -n "already started, lock file found" 
+            echo -n "already started, lock file found"
             RETVAL=1
-        elif /bin/python /usr/sbin/ansible_test_service; then
+        elif /usr/sbin/ansible_test_service; then
             echo -n "OK"
             RETVAL=0
         fi
@@ -72,7 +72,7 @@ stop() {
         rc_status -v
     elif [ -f $DEBIAN_VERSION ]; then
         # Added this since Debian's start-stop-daemon doesn't support spawned processes
-        if ps -ef | grep "/bin/python /usr/sbin/ansible_test_service" | grep -v grep | awk '{print $2}' | xargs kill &> /dev/null; then
+        if ps -ef | grep "/usr/sbin/ansible_test_service" | grep -v grep | awk '{print $2}' | xargs kill &> /dev/null; then
             echo -n "OK"
             RETVAL=0
         else

test/integration/targets/service/files/ansible_test_service

@@ -1,70 +0,0 @@
-#!/usr/bin/env python
-
-# this is mostly based off of the code found here:
-# http://code.activestate.com/recipes/278731-creating-a-daemon-the-python-way/
-
-import os
-import resource
-import signal
-import sys
-import time
-
-UMASK = 0
-WORKDIR = "/"
-MAXFD = 1024
-
-if (hasattr(os, "devnull")):
-   REDIRECT_TO = os.devnull
-else:
-   REDIRECT_TO = "/dev/null"
-
-def createDaemon():
-   try:
-      pid = os.fork()
-   except OSError as e:
-      raise Exception("%s [%d]" % (e.strerror, e.errno))
-
-   if (pid == 0):
-      os.setsid()
-
-      try:
-         pid = os.fork()
-      except OSError as e:
-         raise Exception("%s [%d]" % (e.strerror, e.errno))
-
-      if (pid == 0):
-         os.chdir(WORKDIR)
-         os.umask(UMASK)
-      else:
-         f = open('/var/run/ansible_test_service.pid', 'w')
-         f.write("%d\n" % pid)
-         f.close()
-         os._exit(0)
-   else:
-      os._exit(0)
-
-   maxfd = resource.getrlimit(resource.RLIMIT_NOFILE)[1]
-   if (maxfd == resource.RLIM_INFINITY):
-      maxfd = MAXFD
-
-   for fd in range(0, maxfd):
-      try:
-         os.close(fd)
-      except OSError:	# ERROR, fd wasn't open to begin with (ignored)
-         pass
-
-   os.open(REDIRECT_TO, os.O_RDWR)
-   os.dup2(0, 1)
-   os.dup2(0, 2)
-
-   return(0)
-
-if __name__ == "__main__":
-
-   signal.signal(signal.SIGHUP, signal.SIG_IGN)
-
-   retCode = createDaemon()
-
-   while True:
-       time.sleep(1000)
-

test/integration/targets/service/files/ansible_test_service.py

@@ -0,0 +1,71 @@
+#!/usr/bin/env python
+
+# this is mostly based off of the code found here:
+# http://code.activestate.com/recipes/278731-creating-a-daemon-the-python-way/
+
+import os
+import resource
+import signal
+import sys
+import time
+
+UMASK = 0
+WORKDIR = "/"
+MAXFD = 1024
+
+if (hasattr(os, "devnull")):
+    REDIRECT_TO = os.devnull
+else:
+    REDIRECT_TO = "/dev/null"
+
+
+def createDaemon():
+    try:
+        pid = os.fork()
+    except OSError as e:
+        raise Exception("%s [%d]" % (e.strerror, e.errno))
+
+    if (pid == 0):
+        os.setsid()
+
+        try:
+            pid = os.fork()
+        except OSError as e:
+            raise Exception("%s [%d]" % (e.strerror, e.errno))
+
+        if (pid == 0):
+            os.chdir(WORKDIR)
+            os.umask(UMASK)
+        else:
+            f = open('/var/run/ansible_test_service.pid', 'w')
+            f.write("%d\n" % pid)
+            f.close()
+            os._exit(0)
+    else:
+        os._exit(0)
+
+    maxfd = resource.getrlimit(resource.RLIMIT_NOFILE)[1]
+    if (maxfd == resource.RLIM_INFINITY):
+        maxfd = MAXFD
+
+    for fd in range(0, maxfd):
+        try:
+            os.close(fd)
+        except OSError:  # ERROR, fd wasn't open to begin with (ignored)
+            pass
+
+    os.open(REDIRECT_TO, os.O_RDWR)
+    os.dup2(0, 1)
+    os.dup2(0, 2)
+
+    return (0)
+
+
+if __name__ == "__main__":
+
+    signal.signal(signal.SIGHUP, signal.SIG_IGN)
+
+    retCode = createDaemon()
+
+    while True:
+        time.sleep(1000)

test/integration/targets/service/tasks/main.yml

@@ -1,15 +1,17 @@
 - name: install the test daemon script
-  copy: src=ansible_test_service dest=/usr/sbin/ansible_test_service mode=755
+  copy:
-  register: install_result
+    src: ansible_test_service.py
+    dest: /usr/sbin/ansible_test_service
+    mode: '755'
+
+- name: rewrite shebang in the test daemon script
+  lineinfile:
+    path: /usr/sbin/ansible_test_service
+    line: "#!{{ ansible_python_interpreter | realpath }}"
+    insertbefore: BOF
+    firstmatch: yes
 
 - block:
-    - name: assert that the daemon script was installed
-      assert:
-        that:
-          - "install_result.dest == '/usr/sbin/ansible_test_service'"
-          - "install_result.state == 'file'"
-          - "install_result.mode == '0755'"
-
     # determine init system is in use
     - name: detect sysv init system
       set_fact:

test/integration/targets/service/tasks/sysv_setup.yml

@@ -8,4 +8,4 @@
     - "install_sysv_result.dest == '/etc/init.d/ansible_test'"
     - "install_sysv_result.state == 'file'"
     - "install_sysv_result.mode == '0755'"
-    - "install_sysv_result.checksum == '174fa255735064b420600e4c8637ea0eff28d0c1'"
+    - "install_sysv_result.checksum == '362899814c47d9aad6e93b2f64e39edd24e38797'"

test/integration/targets/service/tasks/tests.yml

@@ -34,7 +34,7 @@
 - name: check that the service was started
   shell: 'cat /proc/$(cat /var/run/ansible_test_service.pid)/cmdline'
   register: cmdline
-  failed_when: cmdline is failed or not cmdline.stdout.startswith('python\0/usr/sbin/ansible_test_service\0')
+  failed_when: cmdline is failed or '\0/usr/sbin/ansible_test_service\0' not in cmdline.stdout
 
 - name: find the service with a pattern
   service: name=ansible_test pattern="ansible_test_ser" state=started
@@ -72,7 +72,7 @@
 - name: check that service is started
   command: 'cat /proc/{{ pid_after_restart.stdout }}/cmdline'
   register: cmdline
-  failed_when: cmdline is failed or not cmdline.stdout.startswith('python\0/usr/sbin/ansible_test_service\0')
+  failed_when: cmdline is failed or '\0/usr/sbin/ansible_test_service\0' not in cmdline.stdout
 
 - name: restart the ansible test service with a sleep
   service: name=ansible_test state=restarted sleep=2
@@ -116,7 +116,7 @@
 - name: check that service is started
   command: 'cat /proc/{{ ansible_test_pid.stdout }}/cmdline'
   register: cmdline
-  failed_when: cmdline is failed or not cmdline.stdout.startswith('python\0/usr/sbin/ansible_test_service\0')
+  failed_when: cmdline is failed or '\0/usr/sbin/ansible_test_service\0' not in cmdline.stdout
 
 - name: stop the ansible test service
   service: name=ansible_test state=stopped
@@ -125,7 +125,7 @@
 - name: check that the service is stopped
   command: 'cat /proc/{{ ansible_test_pid.stdout }}/cmdline'
   register: cmdline
-  failed_when: cmdline is not failed or cmdline.stdout.startswith('python\0/usr/sbin/ansible_test_service\0')
+  failed_when: cmdline is not failed or '\0/usr/sbin/ansible_test_service\0' in cmdline.stdout
 
 - name: assert that the service was stopped
   assert: