Add both_disk test target that contains rhel and non-rhel release files

Sample output:
{
    "cloud": "aws",
    "results": {
        "ami-redhatami": {
            "/dev/loop7": {
                "/dev/loop7p1": {
                    "rhel_found": true,
                    "evidence": [
                        {
                            "release_file": "/mnt/inspect/etc/os-release",
                            "release_file_contents": "NAME=\"Red Hat Enterprise Linux Server\"\nVERSION=\"7.4 (Maipo)\"\nID=\"rhel\"\nID_LIKE=\"fedora\"\nVARIANT=\"Server\"\nVARIANT_ID=\"server\"\nVERSION_ID=\"7.4\"\nPRETTY_NAME=\"Red Hat Enterprise Linux\"\nANSI_COLOR=\"0;31\"\nCPE_NAME=\"cpe:/o:redhat:enterprise_linux:7.4:GA:server\"\nHOME_URL=\"https://www.redhat.com/\"\nBUG_REPORT_URL=\"https://bugzilla.redhat.com/\"\n\nREDHAT_BUGZILLA_PRODUCT=\"Red Hat Enterprise Linux 7\"\nREDHAT_BUGZILLA_PRODUCT_VERSION=7.4\nREDHAT_SUPPORT_PRODUCT=\"Red Hat Enterprise Linux\"\nREDHAT_SUPPORT_PRODUCT_VERSION=\"7.4\"\n\n",
                            "rhel_found": true
                        },
                        {
                            "release_file": "/mnt/inspect/etc/redhat-release",
                            "release_file_contents": "Red Hat Enterprise Linux Server release 7.4 (Maipo)\n\n",
                            "rhel_found": true
                        }
                    ]
                }
            }
        },
        "ami-centosami": {
            "/dev/loop8": {
                "/dev/loop8p1": {
                    "rhel_found": false,
                    "evidence": [
                        {
                            "release_file": "/mnt/inspect/etc/os-release",
                            "release_file_contents": "NAME=\"CentOS Linux\"\nVERSION=\"7 (Core)\"\nID=\"centos\"\nID_LIKE=\"rhel fedora\"\nVERSION_ID=\"7\"\nPRETTY_NAME=\"CentOS Linux 7 (Core)\"\nANSI_COLOR=\"0;31\"\nCPE_NAME=\"cpe:/o:centos:centos:7\"\nHOME_URL=\"https://www.centos.org/\"\nBUG_REPORT_URL=\"https://bugs.centos.org/\"\n\nCENTOS_MANTISBT_PROJECT=\"CentOS-7\"\nCENTOS_MANTISBT_PROJECT_VERSION=\"7\"\nREDHAT_SUPPORT_PRODUCT=\"centos\"\nREDHAT_SUPPORT_PRODUCT_VERSION=\"7\"\n\n",
                            "rhel_found": false
                        },
                        {
                            "release_file": "/mnt/inspect/etc/centos-release",
                            "release_file_contents": "CentOS Linux release 7.4.1708 (Core)\n\n",
                            "rhel_found": false
                        },
                        {
                            "release_file": "/mnt/inspect/etc/redhat-release",
                            "release_file_contents": "CentOS Linux release 7.4.1708 (Core)\n\n",
                            "rhel_found": false
                        }
                    ]
                }
            }
        },
        "ami-both": {
            "/dev/loop9": {
                "/dev/loop9p1": {
                    "rhel_found": true,
                    "evidence": [
                        {
                            "release_file": "/mnt/inspect/etc/os-release",
                            "release_file_contents": "NAME=\"CentOS Linux\"\nVERSION=\"7 (Core)\"\nID=\"centos\"\nID_LIKE=\"rhel fedora\"\nVERSION_ID=\"7\"\nPRETTY_NAME=\"CentOS Linux 7 (Core)\"\nANSI_COLOR=\"0;31\"\nCPE_NAME=\"cpe:/o:centos:centos:7\"\nHOME_URL=\"https://www.centos.org/\"\nBUG_REPORT_URL=\"https://bugs.centos.org/\"\n\nCENTOS_MANTISBT_PROJECT=\"CentOS-7\"\nCENTOS_MANTISBT_PROJECT_VERSION=\"7\"\nREDHAT_SUPPORT_PRODUCT=\"centos\"\nREDHAT_SUPPORT_PRODUCT_VERSION=\"7\"\n\n",
                            "rhel_found": false
                        },
                        {
                            "release_file": "/mnt/inspect/etc/centos-release",
                            "release_file_contents": "CentOS Linux release 7.4.1708 (Core)\n\n",
                            "rhel_found": false
                        },
                        {
                            "release_file": "/mnt/inspect/etc/redhat-release",
                            "release_file_contents": "Red Hat Enterprise Linux Server release 7.4 (Maipo)\n\n",
                            "rhel_found": true
                        }
                    ]
                }
            }
        }
    }
}
cloudigrade / houndigrade

Add both_disk test target that contains rhel and non-rhel release files #11

Codecov Report
