Fix FreeBSD HTTP Kerberos setup (#72595)

test/integration/targets/get_url/tasks/use_gssapi.yml

@@ -1,37 +1,22 @@
-- name: Skip explicit auth tests on FreeBSD as Heimdal there does not have gss_acquire_cred_with_password
-  when: ansible_facts.os_family != 'FreeBSD'
-  block:
-  - name: test Negotiate auth over HTTP with explicit credentials
-    get_url:
-      url: http://{{ httpbin_host }}/gssapi
-      dest: '{{ remote_tmp_dir }}/gssapi_explicit.txt'
-      use_gssapi: yes
-      url_username: '{{ krb5_username }}'
-      url_password: '{{ krb5_password }}'
-    register: http_explicit
-
-  - name: get result of test Negotiate auth over HTTP with explicit credentials
-    slurp:
-      path: '{{ remote_tmp_dir }}/gssapi_explicit.txt'
-    register: http_explicit_actual
-
-  - name: assert test Negotiate auth with implicit credentials
-    assert:
-      that:
-      - http_explicit.status_code == 200
-      - http_explicit_actual.content | b64decode | trim == 'Microsoft Rulz'
-
-- name: FreeBSD - verify it fails with explicit credential
+- name: test Negotiate auth over HTTP with explicit credentials
   get_url:
     url: http://{{ httpbin_host }}/gssapi
     dest: '{{ remote_tmp_dir }}/gssapi_explicit.txt'
     use_gssapi: yes
     url_username: '{{ krb5_username }}'
     url_password: '{{ krb5_password }}'
-  register: explicit_failure
-  when: ansible_facts.os_family == 'FreeBSD'
-  failed_when:
-  - '"Platform GSSAPI library does not support gss_acquire_cred_with_password, cannot acquire GSSAPI credential with explicit username and password" not in explicit_failure.msg'
+  register: http_explicit
+
+- name: get result of test Negotiate auth over HTTP with explicit credentials
+  slurp:
+    path: '{{ remote_tmp_dir }}/gssapi_explicit.txt'
+  register: http_explicit_actual
+
+- name: assert test Negotiate auth with implicit credentials
+  assert:
+    that:
+    - http_explicit.status_code == 200
+    - http_explicit_actual.content | b64decode | trim == 'Microsoft Rulz'
 
 - name: skip tests on macOS, I cannot seem to get it to read a credential from a custom ccache
   when: ansible_facts.distribution != 'MacOSX'

test/integration/targets/prepare_http_tests/library/httptester_kinit.py

@@ -92,9 +92,19 @@ def main():
         required_together=[('username', 'password')],
     )
 
+    # Heimdal has a few quirks that we want to paper over in this module
+    #     1. KRB5_TRACE does not work in any released version (<=7.7), we need to use a custom krb5.config to enable it
+    #     2. When reading the password it reads from the pty not stdin by default causing an issue with subprocess. We
+    #        can control that behaviour with '--password-file=STDIN'
+    # Also need to set the custom path to krb5-config and kinit as FreeBSD relies on the newer Heimdal version in the
+    # port package.
+    sysname = os.uname()[0]
+    prefix = '/usr/local/bin/' if sysname == 'FreeBSD' else ''
+    is_heimdal = sysname in ['Darwin', 'FreeBSD']
+
     # Debugging purposes, get the Kerberos version. On platforms like OpenSUSE this may not be on the PATH.
     try:
-        process = subprocess.Popen(['krb5-config', '--version'], stdout=subprocess.PIPE)
+        process = subprocess.Popen(['%skrb5-config' % prefix, '--version'], stdout=subprocess.PIPE)
         stdout, stderr = process.communicate()
         version = to_text(stdout)
     except OSError as e:
@@ -102,13 +112,7 @@ def main():
             raise
         version = 'Unknown (no krb5-config)'
 
-    # Heimdal has a few quirks that we want to paper over in this module
-    #     1. KRB5_TRACE does not work in any released version (<=7.7), we need to use a custom krb5.config to enable it
-    #     2. When reading the password it reads from the pty not stdin by default causing an issue with subprocess. We
-    #        can control that behaviour with '--password-file=STDIN'
-    is_heimdal = os.uname()[0] in ['Darwin', 'FreeBSD']
-
-    kinit_args = ['kinit']
+    kinit_args = ['%skinit' % prefix]
     config = {}
     if is_heimdal:
         kinit_args.append('--password-file=STDIN')

test/integration/targets/prepare_http_tests/tasks/kerberos.yml

@@ -43,8 +43,10 @@
     state: present
     extra_args: '-c {{ remote_constraints }}'
   environment:
-    # Need this custom path for OpenSUSE as krb5-config is placed there
-    PATH: '{{ ansible_facts.env.PATH }}:/usr/lib/mit/bin'
+    # Put /usr/local/bin for FreeBSD as we need to use the heimdal port over the builtin version
+    # https://github.com/pythongssapi/python-gssapi/issues/228
+    # Need the /usr/lib/mit/bin custom path for OpenSUSE as krb5-config is placed there
+    PATH: '/usr/local/bin:{{ ansible_facts.env.PATH }}:/usr/lib/mit/bin'
   notify: Remove python gssapi
 
 - name: test the environment to make sure Kerberos is working properly

test/integration/targets/uri/tasks/use_gssapi.yml

@@ -5,45 +5,31 @@
   register: no_auth_failure
   failed_when: no_auth_failure.www_authenticate != 'Negotiate'
 
-- name: Skip explicit auth tests on FreeBSD as Heimdal there does not have gss_acquire_cred_with_password
-  when: ansible_facts.os_family != 'FreeBSD'
-  block:
-  - name: test Negotiate auth over HTTP with explicit credentials
-    uri:
-      url: http://{{ httpbin_host }}/gssapi
-      use_gssapi: yes
-      url_username: '{{ krb5_username }}'
-      url_password: '{{ krb5_password }}'
-      return_content: yes
-    register: http_explicit
-
-  - name: test Negotiate auth over HTTPS with explicit credentials
-    uri:
-      url: https://{{ httpbin_host }}/gssapi
-      use_gssapi: yes
-      url_username: '{{ krb5_username }}'
-      url_password: '{{ krb5_password }}'
-      return_content: yes
-    register: https_explicit
-
-  - name: assert test Negotiate auth with implicit credentials
-    assert:
-      that:
-      - http_explicit.status == 200
-      - http_explicit.content | trim == 'Microsoft Rulz'
-      - https_explicit.status == 200
-      - https_explicit.content | trim == 'Microsoft Rulz'
+- name: test Negotiate auth over HTTP with explicit credentials
+  uri:
+    url: http://{{ httpbin_host }}/gssapi
+    use_gssapi: yes
+    url_username: '{{ krb5_username }}'
+    url_password: '{{ krb5_password }}'
+    return_content: yes
+  register: http_explicit
 
-- name: FreeBSD - verify it fails with explicit credential
+- name: test Negotiate auth over HTTPS with explicit credentials
   uri:
     url: https://{{ httpbin_host }}/gssapi
     use_gssapi: yes
     url_username: '{{ krb5_username }}'
     url_password: '{{ krb5_password }}'
-  register: explicit_failure
-  when: ansible_facts.os_family == 'FreeBSD'
-  failed_when:
-  - '"Platform GSSAPI library does not support gss_acquire_cred_with_password, cannot acquire GSSAPI credential with explicit username and password" not in explicit_failure.msg'
+    return_content: yes
+  register: https_explicit
+
+- name: assert test Negotiate auth with implicit credentials
+  assert:
+    that:
+    - http_explicit.status == 200
+    - http_explicit.content | trim == 'Microsoft Rulz'
+    - https_explicit.status == 200
+    - https_explicit.content | trim == 'Microsoft Rulz'
 
 - name: skip tests on macOS, I cannot seem to get it to read a credential from a custom ccache
   when: ansible_facts.distribution != 'MacOSX'